@import url('/lib/google-fonts/fonts.css');

  html { font-size: 17px; }
/* ── Variables ─────────────────────────────────────────────────────── */
:root {
  /* ── Backgrounds ─── */
  --bg:     #080808;
  --bg2:    #111113;
  --bg3:    #161616;
  --bg4:    #1a1a1a;
  --bg5:    #1e1e1e;
  --bg-sb:  #0a0a0a;

  /* ── Surfaces ─── */
  --surface:   rgba(255,255,255,.04);
  --surface-h: rgba(255,255,255,.07);

  /* White alpha scale */
  --white: #ffffff;
  --w02: rgba(255,255,255,.02);
  --w03: rgba(255,255,255,.03);
  --w05: rgba(255,255,255,.05);
  --w06: rgba(255,255,255,.06);
  --w08: rgba(255,255,255,.08);
  --w09: rgba(255,255,255,.09);
  --w10: rgba(255,255,255,.10);
  --w11: rgba(255,255,255,.11);
  --w12: rgba(255,255,255,.12);
  --w13: rgba(255,255,255,.13);
  --w14: rgba(255,255,255,.14);
  --w15: rgba(255,255,255,.15);
  --w18: rgba(255,255,255,.18);
  --w20: rgba(255,255,255,.20);
  --w25: rgba(255,255,255,.25);
  --w35: rgba(255,255,255,.35);
  --w50: rgba(255,255,255,.50);
  --w90: rgba(255,255,255,.90);

  /* ── Borders ─── */
  --border:   rgba(255,255,255,.08);
  --border-h: rgba(235,56,38,.40);

  /* ── Brand ─── */
  --accent:   #eb3826;
  --accent-g: linear-gradient(135deg,#eb3826,#f97316);
  --green:    #10b981;
  --green-g:  linear-gradient(135deg,#10b981,#34d399);
  --red:      #ef4444;
  --red-d:    #dc2626;
  --orange:   #f59e0b;

  /* Accent alpha scale */
  --ac08: rgba(235,56,38,.08);
  --ac09: rgba(235,56,38,.09);
  --ac10: rgba(235,56,38,.10);
  --ac12: rgba(235,56,38,.12);
  --ac15: rgba(235,56,38,.15);
  --ac18: rgba(235,56,38,.18);
  --ac22: rgba(235,56,38,.22);
  --ac28: rgba(235,56,38,.28);
  --ac30: rgba(235,56,38,.30);
  --ac35: rgba(235,56,38,.35);
  --ac40: rgba(235,56,38,.40);
  --ac45: rgba(235,56,38,.45);
  --ac50: rgba(235,56,38,.50);
  --ac55: rgba(235,56,38,.55);
  --ac60: rgba(235,56,38,.60);

  /* Green tints */
  --gr07: rgba(16,185,129,.07);
  --gr12: rgba(16,185,129,.12);
  --gr15: rgba(16,185,129,.15);
  --gr18: rgba(16,185,129,.18);
  --gr28: rgba(16,185,129,.28);
  --gr30: rgba(16,185,129,.30);
  --gr35: rgba(16,185,129,.35);
  --green-h: #34d399;
  --green-s: #6ee7b7;

  /* Red tints */
  --re10: rgba(239,68,68,.10);
  --re12: rgba(239,68,68,.12);
  --re28: rgba(239,68,68,.28);
  --red-h:  #f87171;
  --red-s:  #fca5a5;
  --red-75: rgba(248,113,113,.75);
  --ac00:   rgba(235,56,38,0);
  --re00:   rgba(239,68,68,0);

  /* Black overlays */
  --ov40: rgba(0,0,0,.40);
  --ov45: rgba(0,0,0,.45);
  --ov55: rgba(0,0,0,.55);
  --ov60: rgba(0,0,0,.60);
  --ov65: rgba(0,0,0,.65);
  --ov68: rgba(0,0,0,.68);
  --ov70: rgba(0,0,0,.70);
  --ov72: rgba(0,0,0,.72);
  --ov75: rgba(0,0,0,.75);
  --ov80: rgba(0,0,0,.80);

  /* ── Shadows ─── */
  --sh-sm:      0 2px 8px rgba(0,0,0,.28);
  --sh-md:      0 8px 28px rgba(0,0,0,.55), 0 2px 8px rgba(0,0,0,.28);
  --sh-lg:      0 12px 40px rgba(0,0,0,.60);
  --sh-xl:      0 16px 48px rgba(0,0,0,.60);
  --sh-dr:      0 12px 40px rgba(0,0,0,.75), 0 2px 8px rgba(0,0,0,.40);
  --sh-confirm: 0 4px 14px rgba(220,38,38,.35);

  /* ── Status colors ─── */
  --yellow-h:   #fbbf24;
  --blue-h:     #60a5fa;
  --blue-bg:    rgba(59,130,246,.15);
  --blue-bg2:   rgba(59,130,246,.18);
  --blue-bdr:   rgba(59,130,246,.22);
  --indigo-h:   #818cf8;
  --indigo-bg:  rgba(99,102,241,.15);
  --indigo-bg2: rgba(99,102,241,.13);
  --indigo-bdr: rgba(99,102,241,.22);
  --slate-bg:   rgba(148,163,184,.12);
  --slate-bdr:  rgba(148,163,184,.14);
  --gray-bg:    rgba(107,114,128,.18);
  --yellow-bg:  rgba(245,158,11,.15);
  --yellow-bg2: rgba(234,179,8,.18);
  --yellow-bdr: rgba(245,158,11,.30);
  --or05:       rgba(249,115,22,.05);
  --gray-12:    rgba(160,160,160,.12);
  --google-bdr: rgba(66,133,244,.50);
  --bg-hdr:     rgba(8,8,8,.92);

  /* ── Text ─── */
  --text:      #f0f0f0;
  --text-2:    #999999;
  --text-3:    #585858;
  --text-hi:   #e8e8e8;
  --text-dim:  #909090;
  --text-code: #d8d8d8;
  --text-inv:  #0c1119;
  --code-blue: #93c5fd;

  /* ── Component tokens ─── */
  --user-bg:    var(--surface-h);
  --user-border:var(--ac28);
  --bot-bg:     transparent;
  --bot-border: var(--gr18);
  --r:          16px;
  --r-sm:       10px;
  --shadow:     var(--sh-lg);
}

/* ── Light theme override ─────────────────────────────────────────────
   Activated via <html data-theme="light"> (see inline script in voice_ui.html).
   Only flips colour tokens — geometry, accent and brand remain unchanged. */
:root[data-theme="light"] {
  /* Backgrounds — soft ChatGPT-light palette */
  --bg:     #ffffff;
  --bg2:    #f7f7f8;
  --bg3:    #f1f1f3;
  --bg4:    #e8e8ec;
  --bg5:    #dcdce0;
  --bg-sb:  #f9f9fb;
  --bg-hdr: rgba(255,255,255,0.92);

  /* Surfaces — black-alpha overlays now */
  --surface:   rgba(0,0,0,.04);
  --surface-h: rgba(0,0,0,.07);

  /* Subtle alpha scale switches to BLACK on white */
  --w02: rgba(0,0,0,.02);
  --w03: rgba(0,0,0,.03);
  --w05: rgba(0,0,0,.05);
  --w06: rgba(0,0,0,.06);
  --w08: rgba(0,0,0,.08);
  --w09: rgba(0,0,0,.09);
  --w10: rgba(0,0,0,.10);
  --w11: rgba(0,0,0,.11);
  --w12: rgba(0,0,0,.12);
  --w13: rgba(0,0,0,.13);
  --w14: rgba(0,0,0,.14);
  --w15: rgba(0,0,0,.15);
  --w18: rgba(0,0,0,.18);
  --w20: rgba(0,0,0,.20);
  --w25: rgba(0,0,0,.25);
  --w35: rgba(0,0,0,.35);
  --w50: rgba(0,0,0,.50);
  --w90: rgba(0,0,0,.85);

  /* Borders */
  --border:   rgba(0,0,0,.10);
  --border-h: rgba(235,56,38,.42);

  /* Text */
  --text:      #18181b;
  --text-2:    #4f4f55;
  --text-3:    #888890;
  --text-hi:   #0a0a0c;
  --text-dim:  #5a5a62;
  --text-code: #2a2a30;
  --text-inv:  #ffffff;
  --code-blue: #2563eb;

  /* Shadows — lighter on white */
  --sh-sm:  0 2px 8px rgba(0,0,0,.10);
  --sh-md:  0 8px 28px rgba(0,0,0,.18), 0 2px 8px rgba(0,0,0,.10);
  --sh-lg:  0 12px 40px rgba(0,0,0,.20);
  --sh-xl:  0 16px 48px rgba(0,0,0,.24);
  --sh-dr:  0 12px 40px rgba(0,0,0,.30), 0 2px 8px rgba(0,0,0,.16);

  /* Modal/backdrop overlays — keep black-alpha but lighter */
  --ov40: rgba(0,0,0,.30);
  --ov45: rgba(0,0,0,.35);
  --ov55: rgba(0,0,0,.40);
  --ov60: rgba(0,0,0,.45);
  --ov65: rgba(0,0,0,.50);
  --ov68: rgba(0,0,0,.50);
  --ov70: rgba(0,0,0,.55);
  --ov72: rgba(0,0,0,.55);
  --ov75: rgba(0,0,0,.55);
  --ov80: rgba(0,0,0,.60);
}

/* ── Light theme — override body-level vars set by cad_draw.css /
   cad_3d.css / cad_sim.css. These declare --bg, --txt etc. directly on
   body, which would otherwise win over :root for body's children. */
html[data-theme="light"] body,
html[data-theme="light"] #cad-panel {
  --bg:  #ffffff;
  --bg2: #f7f7f8;
  --bg3: #f1f1f3;
  --bg4: #e8e8ec;

  --bdr:  rgba(0,0,0,.08);
  --bdr2: rgba(0,0,0,.14);
  --bdr3: rgba(0,0,0,.22);

  --txt:  rgba(0,0,0,.92);
  --txt2: rgba(0,0,0,.58);
  --txt3: rgba(0,0,0,.30);

  --sf:  rgba(0,0,0,.04);
  --sf2: rgba(0,0,0,.08);
  --sf3: rgba(0,0,0,.12);

  --acc2: rgba(232,52,31,.13);
  --acc3: rgba(232,52,31,.30);
  --acc4: rgba(232,52,31,.06);

  background: var(--bg) !important;
  color: var(--text);
}

/* ── Light theme — invert images that look bad on white (logo, dark icons) */
html[data-theme="light"] .logo-wrap img,
html[data-theme="light"] .moss-logo img {
  filter: brightness(0.85);
}

/* ════════════════════════════════════════════════════════════════════
   Light theme — Popups / Modals / Dropdowns
   ════════════════════════════════════════════════════════════════════ */

/* ── Login / Register modal (mem-*) ───────────────────────────────── */
html[data-theme="light"] #mem-overlay {
  background: rgba(0,0,0,0.45) !important;
}
html[data-theme="light"] .mem-box {
  background: #ffffff !important;
  border: 1px solid rgba(0,0,0,0.10) !important;
  box-shadow: 0 28px 72px rgba(0,0,0,0.25) !important;
}
html[data-theme="light"] .mem-close {
  background: rgba(0,0,0,0.05) !important;
  color: rgba(0,0,0,0.55) !important;
}
html[data-theme="light"] .mem-close:hover {
  background: rgba(0,0,0,0.10) !important;
  color: #000 !important;
}
html[data-theme="light"] .mem-sub {
  color: rgba(0,0,0,0.45) !important;
}
html[data-theme="light"] .mem-tabs {
  background: rgba(0,0,0,0.04) !important;
  border-color: rgba(0,0,0,0.08) !important;
}
html[data-theme="light"] .mem-tab {
  color: rgba(0,0,0,0.50) !important;
}
html[data-theme="light"] .mem-tab.active {
  background: rgba(0,0,0,0.08) !important;
  color: rgba(0,0,0,0.92) !important;
}
html[data-theme="light"] .mem-field label {
  color: rgba(0,0,0,0.62) !important;
}
html[data-theme="light"] .mem-field-hint {
  color: rgba(0,0,0,0.40) !important;
}
html[data-theme="light"] .mem-input-icon {
  color: rgba(0,0,0,0.45) !important;
}
html[data-theme="light"] .mem-field input {
  background: rgba(0,0,0,0.03) !important;
  border: 1px solid rgba(0,0,0,0.12) !important;
  color: #18181b !important;
}
html[data-theme="light"] .mem-field input:focus {
  border-color: rgba(0,0,0,0.35) !important;
  background: rgba(0,0,0,0.05) !important;
}
html[data-theme="light"] .mem-field input::placeholder {
  color: rgba(0,0,0,0.32) !important;
}
html[data-theme="light"] .mem-sbtn {
  background: #18181b !important;
  color: #ffffff !important;
}
html[data-theme="light"] .mem-ftr {
  color: rgba(0,0,0,0.55) !important;
}
html[data-theme="light"] .mem-ftr a {
  color: rgba(0,0,0,0.85) !important;
}
html[data-theme="light"] .mem-err {
  background: rgba(239,68,68,0.10) !important;
  border-color: rgba(239,68,68,0.30) !important;
  color: #b91c1c !important;
}
html[data-theme="light"] .mem-ok {
  background: rgba(16,185,129,0.10) !important;
  border-color: rgba(16,185,129,0.30) !important;
  color: #047857 !important;
}

/* Social login buttons */
html[data-theme="light"] .mem-social-btn {
  background: #ffffff !important;
  border: 1px solid rgba(0,0,0,0.15) !important;
  color: #18181b !important;
}
html[data-theme="light"] .mem-social-btn:hover {
  background: rgba(0,0,0,0.04) !important;
  border-color: rgba(0,0,0,0.25) !important;
}

/* Account view (after login) */
html[data-theme="light"] .mem-card {
  background: rgba(0,0,0,0.03) !important;
  border-color: rgba(0,0,0,0.08) !important;
}
html[data-theme="light"] .mem-ctitle {
  color: rgba(0,0,0,0.55) !important;
}
html[data-theme="light"] .mem-nav {
  background: rgba(0,0,0,0.04) !important;
  border-color: rgba(0,0,0,0.08) !important;
}
html[data-theme="light"] .mem-ntab {
  color: rgba(0,0,0,0.55) !important;
}
html[data-theme="light"] .mem-ntab.active {
  background: rgba(0,0,0,0.08) !important;
  color: rgba(0,0,0,0.92) !important;
}

/* ── Settings modal ───────────────────────────────────────────────── */
html[data-theme="light"] .settings-panel {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 24px 60px rgba(0,0,0,0.20) !important;
}
html[data-theme="light"] .settings-hdr {
  border-bottom-color: rgba(0,0,0,0.06) !important;
}
html[data-theme="light"] .settings-title {
  color: rgba(0,0,0,0.92) !important;
}
html[data-theme="light"] .settings-esc {
  background: rgba(0,0,0,0.05) !important;
  border-color: rgba(0,0,0,0.10) !important;
  color: rgba(0,0,0,0.55) !important;
}
html[data-theme="light"] .settings-row {
  border-bottom-color: rgba(0,0,0,0.04) !important;
}
html[data-theme="light"] .settings-row-lbl {
  color: rgba(0,0,0,0.85) !important;
}
html[data-theme="light"] .settings-toggle-slider {
  background: rgba(0,0,0,0.15) !important;
}
html[data-theme="light"] .settings-toggle input:checked + .settings-toggle-slider {
  background: var(--accent) !important;
}
html[data-theme="light"] .settings-row-val .lang-opt {
  background: rgba(0,0,0,0.04) !important;
  border-color: rgba(0,0,0,0.08) !important;
  color: rgba(0,0,0,0.62) !important;
}
html[data-theme="light"] .settings-row-val .lang-opt.active {
  background: var(--ac15) !important;
  border-color: var(--ac35) !important;
  color: var(--accent) !important;
}

/* ── Report Issue modal ───────────────────────────────────────────── */
html[data-theme="light"] .ri-overlay {
  background: rgba(0,0,0,0.45) !important;
}
html[data-theme="light"] .ri-panel {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 28px 70px rgba(0,0,0,0.25) !important;
}
html[data-theme="light"] .ri-body input,
html[data-theme="light"] .ri-body select,
html[data-theme="light"] .ri-body textarea {
  background: rgba(0,0,0,0.03) !important;
  border-color: rgba(0,0,0,0.10) !important;
  color: #18181b !important;
}
html[data-theme="light"] .ri-footer {
  border-top-color: rgba(0,0,0,0.06) !important;
  background: rgba(0,0,0,0.02) !important;
}
html[data-theme="light"] .ri-btn-cancel {
  background: rgba(0,0,0,0.05) !important;
  color: rgba(0,0,0,0.62) !important;
  border-color: rgba(0,0,0,0.10) !important;
}

/* ── Payment modal ────────────────────────────────────────────────── */
html[data-theme="light"] #pay-overlay {
  background: rgba(0,0,0,0.50) !important;
}
html[data-theme="light"] #pay-box {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
}
html[data-theme="light"] .pay-left {
  background: rgba(0,0,0,0.03) !important;
  border-right-color: rgba(0,0,0,0.08) !important;
}
html[data-theme="light"] .pay-close {
  background: rgba(0,0,0,0.05) !important;
  color: rgba(0,0,0,0.55) !important;
}
html[data-theme="light"] .pay-cf-input {
  background: rgba(0,0,0,0.03) !important;
  border-color: rgba(0,0,0,0.12) !important;
  color: #18181b !important;
}
html[data-theme="light"] .pay-cf-input:focus {
  border-color: rgba(16,185,129,0.5) !important;
  background: rgba(0,0,0,0.05) !important;
}
html[data-theme="light"] .pay-proceed-btn {
  background: #18181b !important;
  color: #fff !important;
}

/* ── Header dropdowns: Mode / Model ───────────────────────────────── */
html[data-theme="light"] .mode-dropdown,
html[data-theme="light"] .model-dropdown {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18) !important;
}
html[data-theme="light"] .mode-drop-title,
html[data-theme="light"] .drop-section-lbl,
html[data-theme="light"] .drop-info {
  color: rgba(0,0,0,0.50) !important;
  border-color: rgba(0,0,0,0.06) !important;
}
html[data-theme="light"] .mode-opt {
  color: rgba(0,0,0,0.62) !important;
}
html[data-theme="light"] .mode-opt:hover {
  background: rgba(0,0,0,0.05) !important;
  color: rgba(0,0,0,0.92) !important;
}
html[data-theme="light"] .mode-opt.active {
  background: rgba(0,0,0,0.06) !important;
  color: #18181b !important;
}
html[data-theme="light"] .mode-opt-icon {
  background: rgba(0,0,0,0.05) !important;
  border-color: rgba(0,0,0,0.08) !important;
}
html[data-theme="light"] .mode-opt-name {
  color: rgba(0,0,0,0.92) !important;
}
html[data-theme="light"] .mode-opt-desc {
  color: rgba(0,0,0,0.50) !important;
}
html[data-theme="light"] .model-opt {
  background: rgba(0,0,0,0.02) !important;
  border-color: rgba(0,0,0,0.08) !important;
  color: rgba(0,0,0,0.85) !important;
}
html[data-theme="light"] .model-opt:not(:disabled):hover {
  background: var(--ac10) !important;
  border-color: var(--ac30) !important;
}
html[data-theme="light"] .model-opt.active {
  background: var(--ac15) !important;
  border-color: var(--ac35) !important;
}
html[data-theme="light"] .model-opt-name {
  color: rgba(0,0,0,0.92) !important;
}
html[data-theme="light"] .model-opt-desc {
  color: rgba(0,0,0,0.50) !important;
}
html[data-theme="light"] .model-opt-tag {
  background: rgba(0,0,0,0.08) !important;
  color: rgba(0,0,0,0.55) !important;
}

/* ── Panel picker dropdown (pp-menu desktop) ──────────────────────── */
html[data-theme="light"] .pp-menu {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18) !important;
}
html[data-theme="light"] .pp-item {
  color: rgba(0,0,0,0.62) !important;
}
html[data-theme="light"] .pp-item:hover {
  background: rgba(0,0,0,0.05) !important;
  color: rgba(0,0,0,0.92) !important;
}
html[data-theme="light"] .pp-item.active {
  color: rgba(0,0,0,0.92) !important;
}

/* ── Session item dropdown menu ───────────────────────────────────── */
html[data-theme="light"] .sess-dropdown {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18) !important;
}
html[data-theme="light"] .sess-item:hover {
  background: rgba(0,0,0,0.04) !important;
}
html[data-theme="light"] .sess-item.active {
  background: rgba(0,0,0,0.06) !important;
}

/* ── Sidebar account popup ────────────────────────────────────────── */
html[data-theme="light"] .sb-acc-popup {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18) !important;
}

/* ── Attach toolbar (composer +) ──────────────────────────────────── */
html[data-theme="light"] #attach-toolbar {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18) !important;
}
html[data-theme="light"] .upload-btn {
  background: rgba(0,0,0,0.04) !important;
  color: rgba(0,0,0,0.62) !important;
}
html[data-theme="light"] .upload-btn:hover {
  background: rgba(0,0,0,0.10) !important;
  color: rgba(0,0,0,0.92) !important;
}

/* ── Toast ────────────────────────────────────────────────────────── */
html[data-theme="light"] #toast,
html[data-theme="light"] #mem-toast,
html[data-theme="light"] .toast-notification {
  background: rgba(255,255,255,0.95) !important;
  border-color: rgba(0,0,0,0.10) !important;
  color: rgba(0,0,0,0.92) !important;
  box-shadow: 0 12px 32px rgba(0,0,0,0.18) !important;
}

/* ── Search overlay ───────────────────────────────────────────────── */
html[data-theme="light"] #search-overlay {
  background: rgba(0,0,0,0.45) !important;
}
html[data-theme="light"] .search-modal,
html[data-theme="light"] #search-modal {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
  box-shadow: 0 28px 70px rgba(0,0,0,0.25) !important;
}

/* ── Modal-style confirm dialogs ──────────────────────────────────── */
html[data-theme="light"] .mem-cmodal {
  background: #ffffff !important;
  border-color: rgba(0,0,0,0.10) !important;
}
html[data-theme="light"] .mem-cmodal h3 {
  color: rgba(0,0,0,0.92) !important;
}
html[data-theme="light"] .mem-cmodal p {
  color: rgba(0,0,0,0.62) !important;
}
html[data-theme="light"] .mem-ccancel {
  background: rgba(0,0,0,0.05) !important;
  color: rgba(0,0,0,0.85) !important;
}

/* ── Message bubbles ──────────────────────────────────────────────── */
html[data-theme="light"] .msg.user .bubble {
  background: rgba(0,0,0,0.04) !important;
  border-color: rgba(0,0,0,0.08) !important;
}
html[data-theme="light"] .msg.bot .bubble {
  background: transparent !important;
  border-color: rgba(16,185,129,0.18) !important;
}

/* ── Reset ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%; overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Noto Sans Thai', system-ui, sans-serif;
  font-size: var(--app-font-size, 14px);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Background mesh ────────────────────────────────────────────────── 
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%, var(--ac08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, var(--or05) 0%, transparent 60%);
  pointer-events: none;
}*/

/* ── Layout ─────────────────────────────────────────────────────────── */
#app {
  position: relative; z-index: 1;
  height: 100dvh;
  display: flex;
  flex-direction: column;
}

#main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* ── Sidebar ─────────────────────────────────────────────────────────── */
#sidebar {
  width: 248px; flex-shrink: 0;
  display: flex; flex-direction: column;
  border-right: 1px solid var(--border);
  background: var(--bg-sb);
  overflow-x: visible;
  overflow-y: visible;
  transition: width .22s cubic-bezier(.4,0,.2,1);
}

/* Collapsed = icon rail, NOT hidden */
#sidebar.collapsed { width: 56px; }

/* ── Sidebar resize handle ──────────────────────────────────────────── */
#sb-resize-handle {
  width: 4px;
  flex-shrink: 0;
  cursor: col-resize;
  background: transparent;
  transition: background .15s;
  z-index: 10;
  position: relative;
}
#sb-resize-handle::after {
  content: '';
  position: absolute;
  inset: 0 -3px;   /* wider hit-target (+3px each side) */
}
#sb-resize-handle:hover { background: var(--border); }
#sb-resize-handle.dragging { background: var(--accent); opacity: .7; }
#sidebar.collapsed + #sb-resize-handle {
  pointer-events: none;
  background: transparent;
}

/* ── Sidebar header row ─────────────────────────────────────────────── */
.sb-hdr {
  display: flex; align-items: center;
  padding: 10px 8px 0; gap: 6px; flex-shrink: 0;
}
.sb-actions {
  display: flex; gap: 6px; flex: 1; min-width: 0;
}


/* New Chat button */
#new-chat-btn {
  flex: 1; padding: 7px 10px; min-width: 0;
  background: var(--ac10); border: 1px solid var(--ac22);
  border-radius: 9px; color: var(--text);
  font-family: inherit; font-size: 12px; font-weight: 600;
  cursor: pointer; display: flex; align-items: center; gap: 7px;
  transition: all .15s; overflow: hidden;
}
#new-chat-btn:hover { background: var(--ac18); border-color: var(--ac40); }
#new-chat-btn svg { flex-shrink: 0; color: var(--accent); }
#new-chat-btn .sb-btn-label { white-space: nowrap; transition: opacity .15s; }

#new-proj-btn {
  width: 34px; height: 34px; flex-shrink: 0; padding: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 9px; color: var(--text-3); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
#new-proj-btn:hover { background: var(--surface-h); border-color: var(--border-h); color: var(--text-2); }

/* ── Collapsed state overrides ──────────────────────────────────────── */
#sidebar.collapsed .sb-hdr    { padding: 10px 6px 0; gap: 0; flex-direction: column; }
#sidebar.collapsed .sb-actions { flex-direction: column; align-items: center; gap: 4px; }
#sidebar.collapsed #new-chat-btn {
  flex: none; width: 36px; height: 36px;
  padding: 0; justify-content: center;
}
#sidebar.collapsed #new-chat-btn .sb-btn-label { display: none; }
#sidebar.collapsed #new-proj-btn { width: 36px; height: 36px; }
#sidebar.collapsed #sess-mgr-btn { width: 36px; height: 36px; }
#sidebar.collapsed .side-group-label   { display: none; }
#sidebar.collapsed #session-list       { display: none; }
#sidebar.collapsed #sb-sessions-rail   { display: block; }
#sidebar.collapsed .sb-acc-text        { display: none; }
#sidebar.collapsed .sb-acc-caret       { display: none; }
#sidebar.collapsed .sb-acc-row         { justify-content: center; padding: 8px; }

.side-group-label {
  padding: 12px 12px 4px;
  font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-3); white-space: nowrap;
}

/* Sessions rail wrapper — hidden when expanded */
#sb-sessions-rail {
  display: none;
  padding: 4px 0 2px;
}

/* Chat rail icon button */
#sb-chat-rail {
  display: flex;
  width: 36px; height: 36px; flex-shrink: 0;
  align-items: center; justify-content: center;
  margin: 0 auto;
  background: none; border: none; cursor: pointer;
  border-radius: 10px; color: var(--text-2);
  transition: background .15s, color .15s;
}
#sb-chat-rail:hover { background: var(--surface-h); color: var(--text); }
#sb-chat-rail.open  { background: var(--surface-h); color: var(--accent); }

/* Sessions popup — position:fixed set via JS */
#sb-sessions-popup {
  display: none;
  position: fixed;
  min-width: 300px; max-width: 360px;
  max-height: 70vh; overflow-y: auto;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 8px;
  box-shadow: 0 8px 40px var(--ov65), 0 0 0 1px var(--surface);
  z-index: 9100;
  animation: sbPopIn .15s cubic-bezier(.16,1,.3,1);
}
#sb-sessions-popup.open { display: block; }
#sb-sessions-popup::-webkit-scrollbar { width: 3px; }
#sb-sessions-popup::-webkit-scrollbar-thumb { background: var(--surface-h); border-radius: 2px; }


#session-list {
  flex: 1; overflow-y: auto; padding: 2px 4px 16px;
}
#session-list::-webkit-scrollbar { width: 3px; }
#session-list::-webkit-scrollbar-thumb { background: var(--surface-h); border-radius: 2px; }

/* ── Session item ─────────────────────────────────────────────────────── */
.sess-item {
  position: relative; display: flex; align-items: center;
  padding: 3px 8px 3px 8px; border-radius: 7px; cursor: pointer; gap: 0;
  transition: background .12s; margin-bottom: 0;
}
.sess-item:hover { background: var(--w05); }
.sess-item.active { background: var(--surface-h); }
.sess-item.active .sess-title { color: var(--text-hi); font-weight: 500; }

.sess-icon-wrap { display: none; }

.sess-info { flex: 1; min-width: 0; padding: 4px 0; }
.sess-title {
  font-size: 14px; color: var(--text-dim);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; line-height: 1.35;
}
.sess-meta { display: flex; align-items: center; gap: 5px; margin-top: 1px; }
.sess-time { font-size: 13px; color: var(--text-3); }
.sess-cad-badge {
  font-size: 8px; font-weight: 700; letter-spacing: .04em;
  padding: 1px 4px; border-radius: 3px;
  background: var(--blue-bg); color: var(--blue-h); text-transform: uppercase;
}

.sess-menu-wrap { position: relative; flex-shrink: 0; }
.sess-menu-btn {
  display: none; align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer;
  color: var(--text-3); width: 26px; height: 26px; padding: 0;
  border-radius: 6px; transition: color .15s, background .15s;
}
.sess-item:hover .sess-menu-btn,
.sess-menu-btn.active { display: flex; }
.sess-menu-btn:hover, .sess-menu-btn.active {
  color: var(--text); background: var(--w10);
}

.sess-dropdown {
  display: none; position: fixed;
  background: var(--bg2); border: 1px solid var(--w09);
  border-radius: 12px; min-width: 240px; z-index: 9000;
  box-shadow: var(--sh-md), 0 0 0 1px var(--w03) inset;
  padding: 4px 0;
  overflow: hidden;
}
.sess-dropdown.open {
  display: block;
  animation: ddPop .13s cubic-bezier(.22,.68,0,1.2) both;
}
@keyframes ddPop {
  from { opacity: 0; transform: scale(.97) translateY(-4px); }
  to   { opacity: 1; transform: scale(1)   translateY(0); }
}
.sess-dropdown button {
  display: flex; align-items: center; gap: 9px; width: 100%;
  padding: 7px 13px; background: none; border: none; cursor: pointer;
  color: var(--text-dim); font-size: 15px; font-weight: 500;
  text-align: left; white-space: nowrap;
  transition: background .1s, color .1s; font-family: inherit;
  border-radius: 0;
}
.sess-dropdown button svg { width: 18px; height: 18px; opacity: .5; flex-shrink: 0; transition: opacity .12s; }
.sess-dropdown button:hover { background: var(--w06); color: var(--text-hi); }
.sess-dropdown button:hover svg { opacity: .75; }
.sess-dd-sep { height: 1px; background: var(--w06); margin: 3px 9px; }
.sess-dd-del { color: var(--red-75) !important; }
.sess-dd-del svg { color: var(--red-h); opacity: .5 !important; }
.sess-dd-del:hover { background: var(--re10) !important; color: var(--red-s) !important; }
.sess-dd-del:hover svg { opacity: .85 !important; }

/* ── Project groups ──────────────────────────────────────────────────── */
.proj-group { margin-bottom: 2px; }
.proj-hdr {
  display: flex; align-items: center; gap: 7px;
  padding: 5px 6px; border-radius: 8px; cursor: pointer;
  transition: background .12s; position: relative; user-select: none;
}
.proj-hdr:hover { background: var(--surface-h); }

.proj-icon {
  width: 26px; height: 26px; border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; opacity: .85;
}
.proj-name {
  flex: 1; font-size: 11.5px; font-weight: 600; color: var(--text-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.proj-count {
  font-size: 9px; font-weight: 700; color: var(--text-3);
  background: var(--border); border-radius: 8px;
  padding: 1px 6px; flex-shrink: 0; min-width: 18px; text-align: center;
}
.proj-chevron {
  flex-shrink: 0; color: var(--text-3); transition: transform .18s; opacity: .35;
}
.proj-group.collapsed .proj-chevron { transform: rotate(-90deg); }
.proj-body { overflow: hidden; }
.proj-group.collapsed .proj-body { display: none; }
.proj-body > .sess-item { padding-left: 14px; }

.proj-menu-btn {
  display: none; align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer;
  color: var(--text-3); width: 24px; height: 24px; padding: 0;
  border-radius: 6px; flex-shrink: 0;
  transition: color .15s, background .15s;
}
.proj-hdr:hover .proj-menu-btn,
.proj-menu-btn.active { display: flex; }
.proj-menu-btn:hover, .proj-menu-btn.active {
  color: var(--text); background: var(--w10);
}

/* Move-to-project flyout submenu */
.sess-dd-chevron { margin-left: auto; flex-shrink: 0; }
#gx-move-sub {
  display: none; position: fixed;
  background: var(--bg2); border: 1px solid var(--w09);
  border-radius: 12px; min-width: 240px; z-index: 9001;
  box-shadow: var(--sh-md), 0 0 0 1px var(--w03) inset;
  padding: 4px 0; overflow: hidden;
}
#gx-move-sub.open {
  display: block;
  animation: ddPop .13s cubic-bezier(.22,.68,0,1.2) both;
}
#gx-move-sub button {
  display: flex; align-items: center; gap: 9px; width: 100%;
  padding: 7px 13px; background: none; border: none; cursor: pointer;
  color: var(--text-dim); font-size: 15px; font-weight: 500;
  text-align: left; white-space: nowrap;
  transition: background .1s, color .1s; font-family: inherit;
}
#gx-move-sub button svg { width: 18px; height: 18px; flex-shrink: 0; }
#gx-move-sub button:hover { background: var(--w06); color: var(--text-hi); }
.proj-sub-dot {
  width: 7px; height: 7px; border-radius: 2.5px; flex-shrink: 0;
}

/* ── Session Manager Modal ──────────────────────────────────────────── */
#sess-mgr-btn {
  width: 34px; height: 34px; flex-shrink: 0; padding: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 9px; color: var(--text-3); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
#sess-mgr-btn:hover { background: var(--surface-h); border-color: var(--border-h); color: var(--text-2); }

#sess-mgr-modal {
  display: none; position: fixed; inset: 0; z-index: 8800;
  align-items: flex-start; justify-content: center;
  padding-top: 10vh;
}
#sess-mgr-modal.open { display: flex; animation: searchFadeIn .15s ease; }
.smgr-panel {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 16px; width: 100%; max-width: 580px;
  max-height: 78vh;
  display: flex; flex-direction: column;
  box-shadow: 0 32px 80px rgba(0,0,0,.6);
  overflow: hidden;
  animation: searchSlideIn .2s cubic-bezier(.22,1,.36,1) both;
}

/* ── Header (search-input style) ── */
.smgr-hdr {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.smgr-hdr > svg { flex-shrink: 0; color: var(--text-3); }
#smgr-search-inp {
  flex: 1; background: none; border: none; outline: none;
  font-size: 16px; color: var(--text); font-family: inherit;
}
#smgr-search-inp::placeholder { color: var(--text-3); }
.smgr-cnt-badge {
  font-size: 11px; color: var(--text-3);
  background: var(--w08); border: 1px solid var(--border);
  border-radius: 5px; padding: 2px 8px; flex-shrink: 0;
  white-space: nowrap;
}
.smgr-close-btn {
  background: none; border: none; cursor: pointer;
  color: var(--text-3); width: 28px; height: 28px; padding: 0;
  border-radius: 7px; display: flex; align-items: center; justify-content: center;
  transition: background .12s, color .12s; flex-shrink: 0;
}
.smgr-close-btn:hover { background: var(--w09); color: var(--text); }

/* ── Tabs ── */
.smgr-tabs {
  display: flex; gap: 2px; padding: 8px 12px;
  border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.smgr-tabs button {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 14px; border-radius: 8px; border: none;
  background: none; cursor: pointer; font-family: inherit;
  font-size: 13px; font-weight: 500; color: var(--text-3);
  transition: background .12s, color .12s;
}
.smgr-tabs button .smgr-tab-cnt {
  font-size: 11px; font-weight: 600; min-width: 18px;
  padding: 1px 5px; border-radius: 6px;
  background: var(--w08); color: var(--text-3);
  transition: background .12s, color .12s;
}
.smgr-tabs button.smgr-tab-on {
  background: var(--w08); color: var(--text); font-weight: 600;
}
.smgr-tabs button.smgr-tab-on .smgr-tab-cnt {
  background: var(--accent); color: #fff;
}
.smgr-tabs button:hover:not(.smgr-tab-on) { background: var(--w05); color: var(--text-2); }

/* ── Custom Checkbox ── */
.smgr-chk {
  position: relative; display: inline-flex;
  align-items: center; justify-content: center;
  width: 18px; height: 18px; flex-shrink: 0; cursor: pointer;
}
.smgr-chk input[type="checkbox"] {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.smgr-chk-box {
  width: 17px; height: 17px; border-radius: 5px;
  border: 1.5px solid rgba(255,255,255,.18);
  background: transparent;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s, border-color .15s, transform .1s;
  position: relative; overflow: hidden;
}
.smgr-chk:hover .smgr-chk-box { border-color: rgba(255,255,255,.40); }
.smgr-chk input:checked ~ .smgr-chk-box {
  background: var(--accent); border-color: var(--accent);
  transform: scale(1.05);
}
.smgr-chk input:indeterminate ~ .smgr-chk-box {
  background: var(--ac18); border-color: var(--accent);
}
/* checkmark */
.smgr-chk-box::after {
  content: ''; position: absolute;
  width: 9px; height: 5px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff;
  border-radius: 0 0 0 1px;
  transform: rotate(-46deg) translate(0.5px, -1px) scale(0);
  transform-origin: center;
  transition: transform .14s cubic-bezier(.22,.68,0,1.5);
}
.smgr-chk input:checked ~ .smgr-chk-box::after {
  transform: rotate(-46deg) translate(0.5px, -1px) scale(1);
}
/* indeterminate dash */
.smgr-chk-box::before {
  content: ''; position: absolute;
  width: 8px; height: 2px; border-radius: 1px;
  background: var(--accent); transform: scale(0);
  transition: transform .13s cubic-bezier(.22,.68,0,1.4);
}
.smgr-chk input:indeterminate ~ .smgr-chk-box::before { transform: scale(1); }
.smgr-chk input:indeterminate ~ .smgr-chk-box::after  { transform: rotate(-46deg) translate(0.5px,-1px) scale(0); }

/* ── Bulk bar ── */
.smgr-bulk {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 14px; border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.smgr-chkall-label {
  display: flex; align-items: center; gap: 9px; flex: 1;
  font-size: 13px; font-weight: 500; color: var(--text-2);
  cursor: pointer; user-select: none;
}
.smgr-bulk-acts { display: flex; gap: 6px; }
.smgr-bulk-acts button {
  padding: 4px 12px; border-radius: 7px; border: 1px solid var(--border);
  background: none; cursor: pointer; font-family: inherit;
  font-size: 12px; font-weight: 500; color: var(--text-2); transition: all .12s;
}
.smgr-bulk-acts button:hover:not(:disabled) { background: var(--w06); color: var(--text); }
.smgr-bulk-acts button.smgr-danger { color: var(--red-h); border-color: rgba(248,113,113,.2); }
.smgr-bulk-acts button.smgr-danger:hover:not(:disabled) { background: var(--re10); }
.smgr-bulk-acts button:disabled { opacity: .3; cursor: not-allowed; }

/* ── List ── */
.smgr-list {
  flex: 1; overflow-y: auto; padding: 6px; min-height: 0;
}
.smgr-list::-webkit-scrollbar { width: 3px; }
.smgr-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.smgr-empty {
  padding: 48px 20px; text-align: center;
  font-size: 13px; color: var(--text-3); line-height: 1.9;
}
.smgr-empty-icon {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px; margin: 0 auto 12px;
  background: var(--w06); color: var(--text-3);
}

/* ── Row (search-result-item style) ── */
.smgr-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 10px; transition: background .1s; cursor: pointer;
}
.smgr-row:hover { background: var(--w06); }
.smgr-row.smgr-cur { background: var(--ac08); }
.smgr-row.smgr-cur:hover { background: var(--ac10); }
.smgr-row-info { flex: 1; min-width: 0; }
.smgr-row-title {
  font-size: 14px; font-weight: 500; color: var(--text-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.smgr-row.smgr-cur .smgr-row-title { color: var(--text); font-weight: 600; }
.smgr-row-meta {
  display: flex; align-items: center; gap: 6px; margin-top: 2px;
}
.smgr-row-time { font-size: 12px; color: var(--text-3); }
.smgr-row-dot  { width: 2px; height: 2px; border-radius: 50%; background: var(--text-3); flex-shrink: 0; }
.smgr-row-msgs { font-size: 12px; color: var(--text-3); }
.smgr-row-live {
  font-size: 11px; font-weight: 700; letter-spacing: .03em;
  color: var(--accent); background: var(--ac10); border-radius: 4px;
  padding: 1px 6px;
}

/* ── Row actions ── */
.smgr-row-acts {
  display: flex; gap: 3px; flex-shrink: 0;
  opacity: 0; transition: opacity .12s;
}
.smgr-row:hover .smgr-row-acts { opacity: 1; }
.smgr-row-acts button {
  background: none; border: none; cursor: pointer;
  color: var(--text-3); width: 28px; height: 28px; padding: 0;
  border-radius: 7px; display: flex; align-items: center; justify-content: center;
  transition: background .1s, color .1s;
}
.smgr-row-acts button:hover { background: var(--w09); color: var(--text); }
.smgr-row-acts button.smgr-danger:hover { background: var(--re10); color: var(--red-h); }

/* ── Footer ── */
.smgr-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-top: 1px solid var(--border); flex-shrink: 0; gap: 8px;
}
.smgr-footer-l { display: flex; gap: 8px; }
.smgr-footer-r { display: flex; gap: 8px; }
.smgr-footer button {
  padding: 6px 16px; border-radius: 8px; border: 1px solid var(--border);
  background: none; cursor: pointer; font-family: inherit;
  font-size: 13px; font-weight: 500; color: var(--text-2); transition: all .12s;
}
.smgr-footer button:hover { background: var(--w06); color: var(--text); }
.smgr-footer button.smgr-danger {
  border-color: transparent; color: var(--red-75);
}
.smgr-footer button.smgr-danger:hover { background: var(--re10); border-color: rgba(248,113,113,.2); color: var(--red-s); }


/* ── Confirm dialog ─────────────────────────────────────────────────── */
#confirm-modal {
  display: none; position: fixed; inset: 0; z-index: 9500;
  background: var(--ov68); backdrop-filter: blur(10px);
  align-items: center; justify-content: center;
}
#confirm-modal.show { display: flex; animation: cfIn .15s ease both; }
@keyframes cfIn {
  from { opacity:0; } to { opacity:1; }
}
#confirm-box {
  background: var(--bg2);
  border: 1px solid var(--w10); border-radius: 16px;
  padding: 24px 24px 20px; width: 320px; max-width: calc(100vw - 32px);
  box-shadow: 0 24px 64px var(--ov80), 0 0 0 1px var(--surface);
  animation: cfBoxIn .18s cubic-bezier(.22,.68,0,1.15) both;
}
@keyframes cfBoxIn {
  from { transform: scale(.92) translateY(10px); opacity:0; }
  to   { transform: scale(1)   translateY(0);    opacity:1; }
}
.cf-icon-wrap {
  width: 44px; height: 44px; border-radius: 12px; margin: 0 auto 14px;
  background: var(--re12); border: 1px solid var(--re10);
  display: flex; align-items: center; justify-content: center;
  color: var(--red-h);
}
.cf-title {
  font-size: 15px; font-weight: 700; color: var(--text);
  text-align: center; margin-bottom: 8px;
}
.cf-msg {
  font-size: 12px; color: var(--text-3); text-align: center;
  line-height: 1.6; margin-bottom: 22px;
}
.cf-msg strong { color: var(--text-2); font-weight: 600; }
.cf-foot {
  display: flex; gap: 8px;
}
.cf-cancel {
  flex: 1; padding: 9px 0; border-radius: 10px;
  background: var(--w05); border: 1px solid var(--w10);
  color: var(--text-2); font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: inherit; transition: background .12s;
}
.cf-cancel:hover { background: var(--w09); }
.cf-confirm {
  flex: 1; padding: 9px 0; border-radius: 10px;
  background: var(--red-d);
  border: none; color: var(--white);
  font-size: 13px; font-weight: 700;
  cursor: pointer; font-family: inherit;
  box-shadow: var(--sh-confirm);
  transition: filter .12s, transform .1s;
}
.cf-confirm:hover  { filter: brightness(1.12); }
.cf-confirm:active { transform: scale(.97); }

/* ── Prompt (input) modal ────────────────────────────────────────────── */
#prompt-modal {
  display: none; position: fixed; inset: 0; z-index: 9600;
  background: var(--ov68); backdrop-filter: blur(10px);
  align-items: center; justify-content: center;
}
#prompt-modal.show { display: flex; animation: cfIn .15s ease both; }
#prompt-box {
  background: var(--bg2); border: 1px solid var(--w10); border-radius: 16px;
  padding: 22px 22px 20px; width: 320px; max-width: calc(100vw - 32px);
  box-shadow: 0 24px 64px var(--ov80), 0 0 0 1px var(--surface);
  animation: cfBoxIn .18s cubic-bezier(.22,.68,0,1.15) both;
}
.pf-icon-wrap {
  width: 44px; height: 44px; border-radius: 12px; margin: 0 auto 14px;
  background: var(--ac10); border: 1px solid var(--ac18);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}
#pf-title {
  font-size: 15px; font-weight: 700; color: var(--text);
  text-align: center; margin-bottom: 14px;
}
.pf-input {
  width: 100%; padding: 10px 13px; box-sizing: border-box;
  background: var(--w06); border: 1.5px solid var(--w10); border-radius: 9px;
  color: var(--text); font-size: 14px; outline: none; font-family: inherit;
  transition: border-color .15s; margin-bottom: 18px;
}
.pf-input:focus { border-color: var(--ac60); }
.pf-confirm {
  flex: 1; padding: 9px 0; border-radius: 10px;
  background: var(--accent); border: none; color: var(--white);
  font-size: 13px; font-weight: 700; cursor: pointer; font-family: inherit;
  transition: filter .12s, transform .1s;
}
.pf-confirm:hover  { filter: brightness(1.12); }
.pf-confirm:active { transform: scale(.97); }

/* ── Project modal ───────────────────────────────────────────────────── */
#proj-modal {
  display: none; position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,.55); backdrop-filter: blur(6px);
  align-items: flex-start; justify-content: center; padding-top: 10vh;
}
#proj-modal.show { display: flex; animation: searchFadeIn .15s ease; }
#proj-modal-box {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 16px; width: calc(100% - 32px); max-width: 420px;
  box-shadow: 0 32px 80px rgba(0,0,0,.6); overflow: hidden;
  animation: searchSlideIn .2s cubic-bezier(.22,1,.36,1) both;
}

/* header — mirrors .search-input-wrap */
.pmb-hdr {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px; border-bottom: 1px solid var(--border);
}
#proj-modal-input {
  flex: 1; background: none; border: none; outline: none;
  font-size: 16px; color: var(--text); font-family: inherit; padding: 0;
}
#proj-modal-input::placeholder { color: var(--text-3); }

/* body */
.pmb-body { padding: 16px 18px; display: flex; flex-direction: column; gap: 14px; }

/* color section */
.proj-colors-hdr {
  display: flex; align-items: center; gap: 8px;
}
.proj-colors-lbl {
  font-size: 12px; font-weight: 600; color: var(--text-3);
  text-transform: uppercase; letter-spacing: .07em; flex: 1;
}
.proj-color-dot {
  width: 15px; height: 15px; border-radius: 5px; flex-shrink: 0;
  box-shadow: 0 0 0 2px rgba(255,255,255,.2);
  transition: background .12s, box-shadow .12s;
}
.proj-colors {
  display: grid; grid-template-columns: repeat(8, 1fr); gap: 5px;
}
.proj-color-sw {
  aspect-ratio: 1; border-radius: 7px; cursor: pointer;
  border: none; transition: transform .1s, box-shadow .12s; opacity: .7;
}
.proj-color-sw:hover { transform: scale(1.15); opacity: 1; }
.proj-color-sw.sel {
  box-shadow: 0 0 0 2.5px #fff, 0 0 0 4.5px rgba(255,255,255,.12);
  transform: scale(1.1); opacity: 1;
}

/* auto-group row */
.proj-auto-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  background: rgba(255,255,255,.04); border: 1px solid var(--border);
  border-radius: 10px; cursor: pointer; user-select: none;
  transition: border-color .15s, background .15s;
}
.proj-auto-row:hover { background: rgba(255,255,255,.055); border-color: rgba(255,255,255,.13); }

/* hide native checkbox */
.proj-auto-row input[type=checkbox] {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}

/* custom checkbox box */
.proj-chk-box {
  width: 17px; height: 17px; flex-shrink: 0;
  border-radius: 5px; border: 1.5px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.05);
  display: flex; align-items: center; justify-content: center;
  transition: background .15s, border-color .15s;
}
.proj-auto-row:hover .proj-chk-box { border-color: rgba(255,255,255,.35); }
.proj-auto-row input[type=checkbox]:checked + .proj-chk-box {
  background: var(--white); border-color: var(--white);
}
.proj-auto-row input[type=checkbox]:checked + .proj-chk-box::after {
  content: '';
  display: block;
  width: 9px; height: 5px;
  border-left: 2px solid #111; border-bottom: 2px solid #111;
  transform: rotate(-47deg) translate(0px, -1px);
}

.proj-auto-label { flex: 1; font-size: 12px; color: var(--text-3); line-height: 1.4; }
.proj-auto-count {
  font-size: 12px; font-weight: 600; color: var(--text-2);
  background: rgba(255,255,255,.08); padding: 2px 8px; border-radius: 5px;
}

/* buttons */
.proj-modal-foot {
  display: flex; gap: 8px;
  padding: 14px 18px; border-top: 1px solid var(--border);
}
.proj-modal-foot button {
  flex: 1; padding: 10px 0; border-radius: 10px; font-size: 15px;
  font-family: inherit; cursor: pointer; font-weight: 600;
  transition: opacity .15s, background .15s;
}
.pmf-cancel {
  background: rgba(255,255,255,.05); border: 1px solid var(--border);
  color: var(--text-3);
}
.pmf-cancel:hover { background: rgba(255,255,255,.08); color: var(--text-2); border-color: rgba(255,255,255,.14); }
.pmf-ok {
  background: rgba(255,255,255,.92); border: none; color: #111;
}
.pmf-ok:hover { opacity: .86; }

/* ── Chat wrapper ────────────────────────────────────────────────────── */
#chat-wrap {
  flex: 1;
  display: grid;
  grid-template-rows: 1fr auto;
  overflow: hidden;
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
}

/* Sidebar toggle */
.sb-toggle {
  background: none; border: none; cursor: pointer;
  color: var(--text-2); padding: 6px;
  border-radius: 6px; display: flex; align-items: center; justify-content: center;
  transition: background .15s, color .15s; flex-shrink: 0;
}
.sb-toggle:hover { background: var(--surface); color: var(--text); }

/* Panel picker */
.panel-picker { position: relative; flex-shrink: 0; }
.panel-picker-btn {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-2); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.panel-picker-btn:hover { border-color: var(--border-h); color: var(--text); background: var(--surface-h); }
.panel-picker-btn.active { color: var(--accent); background: var(--ac10); border-color: var(--ac30); }
.pp-menu {
  display: none; position: absolute; right: 0; top: calc(100% + 8px);
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 12px; box-shadow: 0 12px 40px rgba(0,0,0,.55);
  min-width: 200px; overflow: hidden; z-index: 500;
  animation: searchSlideIn .18s cubic-bezier(.22,1,.36,1);
}
.pp-menu.open { display: block; }
.pp-hdr {
  padding: 10px 14px 8px; font-size: 11px; font-weight: 600;
  color: var(--text-3); text-transform: uppercase; letter-spacing: .06em;
  border-bottom: 1px solid var(--border);
}
.pp-items { padding: 6px; }
.pp-item {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 8px 10px; border-radius: 8px;
  background: none; border: none; cursor: pointer; font-family: inherit;
  color: var(--text-2); transition: background .12s, color .12s;
}
.pp-item:hover { background: var(--surface); color: var(--text); }
.pp-item.active { color: var(--text); }
.pp-item-ico {
  width: 20px; height: 20px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.pp-item.active .pp-item-ico { color: var(--accent); }
.pp-item-name { flex: 1; font-size: 13px; font-weight: 500; text-align: left; }
.pp-item-check { color: var(--accent); flex-shrink: 0; opacity: 0; transition: opacity .15s; }
.pp-item.active .pp-item-check { opacity: 1; }

/* ── Side Panels ─────────────────────────────────────────────────────── */
#cad-panel, .side-panel {
  min-width: 160px; flex-shrink: 0;
  display: none; flex-direction: column; overflow: hidden;
}
#cad-panel        { min-width: 420px; flex: 1 1 55%; }   /* width via inline flex from togglePanel */
#terminal-panel   { width: 400px; min-width: 260px; max-width: 800px;  }
#tasks-panel      { width: 400px; min-width: 220px; max-width: 600px;  }
#plugin-panel     { width: 400px; min-width: 220px; max-width: 700px;  }
#cad-panel .main {
  flex: 1; min-height: 0;
}

.panel-placeholder {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px; color: var(--text-3); font-size: 13px;
  background: var(--bg2); border-left: 1px solid var(--border);
}

/* ── Header ─────────────────────────────────────────────────────────── */
header {
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-hdr);
  backdrop-filter: blur(12px);
  position: relative;
  z-index: 100;
}

/* Logo */
.logo-wrap {
  width: 36px; height: 36px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.logo-wrap img {
  width: 100%; height: 100%;
  object-fit: contain;
  /*filter: drop-shadow(0 0 6px rgba(235,56,38,.35));*/
}

/* Model picker (Claude-style dropdown) */
.model-picker { position: relative; flex: 1; min-width: 0; }

.model-btn {
  display: flex; align-items: center; gap: 6px;
  background: none; border: none; cursor: pointer;
  padding: 5px 8px; border-radius: 8px;
  color: var(--text); font-family: inherit;
  transition: background .15s;
  max-width: 100%;
}
.model-btn:hover { background: var(--surface); }

.model-btn .dot {
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
  background: var(--text-3); transition: background .4s, box-shadow .4s;
}
.model-btn .dot.on {
  background: var(--green);
  box-shadow: 0 0 5px var(--gr35);
}
.model-btn .mname {
  font-size: 14px; font-weight: 600; letter-spacing: -0.01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.model-btn .chevron {
  flex-shrink: 0; color: var(--text-3); transition: transform .2s;
}
.model-btn.open .chevron { transform: rotate(180deg); }

/* Dropdown panel */
.model-dropdown {
  display: none;
  position: absolute; top: calc(100% + 8px); left: 0;
  width: 270px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  box-shadow: var(--sh-xl);
  z-index: 999;
}
.model-dropdown.open { display: block; }

/* ── Training dot state ─── */
.model-btn .dot.training {
  background: var(--orange);
  box-shadow: 0 0 6px rgba(245,158,11,.5);
  animation: train-pulse 1.6s ease-in-out infinite;
}
@keyframes train-pulse {
  0%,100% { opacity:1; } 50% { opacity:.4; }
}

/* ── Model selector ─── */
.ms-group {
  display: flex; flex-direction: column; gap: 3px;
  margin-bottom: 8px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.ms-opt {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 9px; border-radius: 8px;
  background: none; border: none; cursor: pointer;
  color: var(--text); font-family: inherit;
  transition: background .15s;
  text-align: left; width: 100%;
}
.ms-opt:hover { background: var(--surface-h); }
.ms-opt.active { background: var(--surface); }
.ms-dot {
  width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0;
  background: var(--text-3); transition: background .3s, box-shadow .3s;
}
.ms-dot.on {
  background: var(--green);
  box-shadow: 0 0 5px var(--gr35);
}
.ms-info { flex:1; min-width:0; }
.ms-name { display:block; font-size:13px; font-weight:600; line-height:1.3; }
.ms-desc { display:block; font-size:11px; color:var(--text-3); margin-top:1px; }
.ms-check { flex-shrink:0; color:var(--green); opacity:0; transition:opacity .15s; }
.ms-opt.active .ms-check { opacity:1; }

/* ── Training progress block ─── */
#train-block {
  margin-bottom: 8px;
  padding: 9px 10px;
  background: rgba(245,158,11,.07);
  border: 1px solid rgba(245,158,11,.18);
  border-radius: 8px;
}
.train-row {
  display:flex; justify-content:space-between; align-items:center;
  margin-bottom: 5px;
}
.train-phase { font-size:11px; font-weight:600; color:var(--orange); }
.train-pct   { font-size:11px; font-weight:700; color:var(--orange); }
.train-bar-wrap {
  height: 4px; border-radius: 2px;
  background: rgba(245,158,11,.2);
  overflow: hidden; margin-bottom: 4px;
}
.train-bar {
  height:100%; border-radius:2px;
  background: var(--orange);
  transition: width .6s ease;
}
.train-meta { font-size:10px; color:var(--text-3); }

.drop-info {
  font-size: 12px; color: var(--text-3);
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

/* Row layout */
.drop-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--w04);
}
.drop-row:last-child { border-bottom: none; padding-bottom: 0; }
.drop-row-voice { align-items: flex-start; }

.drop-lbl {
  font-size: 13px; color: var(--text-2);
  flex-shrink: 0; min-width: 58px;
}

/* Language button group */
.lang-group {
  display: flex; gap: 4px; margin-left: auto;
}
.lang-opt {
  padding: 4px 14px; border-radius: 8px;
  font-size: 13px; font-weight: 500; color: var(--text-2);
  background: var(--surface); border: 1px solid var(--border);
  cursor: pointer; transition: all .15s;
}
.lang-opt.active {
  background: var(--accent); color: var(--white); border-color: var(--accent);
}
.lang-opt:hover:not(.active) { background: var(--surface-h); color: var(--text); }

/* Custom select wrapper */
.sel-wrap { position: relative; }
.sel-wrap select {
  width: 100%; padding: 8px 32px 8px 12px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: 12px;
  cursor: pointer; outline: none; font-family: inherit;
  appearance: none; transition: border-color .18s, box-shadow .18s;
}
.sel-wrap select:hover { border-color: var(--border-h); }
.sel-wrap select:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--ac15); }
.sel-wrap::after {
  content: '';
  position: absolute; right: 11px; top: 50%; transform: translateY(-50%);
  width: 0; height: 0;
  border-left: 4px solid transparent; border-right: 4px solid transparent;
  border-top: 5px solid var(--text-3); pointer-events: none;
}

/* ── Voice Picker ─────────────────────────────────────────────────── */
.voice-picker { position: relative; flex: 1; min-width: 0; }

.voice-btn {
  width: 100%; display: flex; align-items: center; gap: 7px;
  padding: 6px 8px 6px 10px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text-2);
  cursor: pointer; font-size: 13px; font-family: inherit;
  transition: border-color .18s, background .15s;
}
.voice-btn:hover { border-color: var(--border-h); background: var(--surface-h); color: var(--text); }
.voice-btn.open { border-color: var(--accent); box-shadow: 0 0 0 2px var(--ac12); }

.v-lang-badge {
  font-size: 9px; font-weight: 700; letter-spacing: .05em;
  padding: 2px 6px; border-radius: 5px; flex-shrink: 0;
  background: var(--indigo-bg2); color: var(--accent);
  border: 1px solid var(--ac22);
}
.v-lang-badge.en { background: var(--indigo-bg2); color: var(--indigo-h); border-color: var(--indigo-bdr); }
.v-lang-badge.xx { background: var(--surface-h); color: var(--text-3); border-color: var(--border); }

.voice-cur-name {
  flex: 1; text-align: left; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
  font-size: 12px;
}

.voice-chevron {
  flex-shrink: 0; color: var(--text-3);
  transition: transform .2s; margin-left: auto;
}
.voice-btn.open .voice-chevron { transform: rotate(180deg); }

/* Voice dropdown list */
.voice-list {
  display: none; position: absolute;
  top: calc(100% + 5px); left: 0; right: 0;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
  box-shadow: 0 12px 32px var(--ov65);
  z-index: 300; max-height: 192px; overflow-y: auto;
}
.voice-list.open { display: block; }
.voice-list::-webkit-scrollbar { width: 3px; }
.voice-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.voice-group-hd {
  padding: 7px 12px 4px;
  font-size: 9px; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--text-3);
  background: var(--w02);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0;
}

.voice-opt {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; cursor: pointer;
  border-bottom: 1px solid var(--w03);
  transition: background .12s;
}
.voice-opt:last-child { border-bottom: none; }
.voice-opt:hover { background: var(--w05); }
.voice-opt.active { background: var(--ac08); }

.voice-opt-badge {
  font-size: 9px; font-weight: 700; letter-spacing: .04em;
  padding: 1px 5px; border-radius: 4px; flex-shrink: 0;
}
.voice-opt-badge.th { background: var(--ac15); color: var(--accent); border: 1px solid var(--ac18); }
.voice-opt-badge.en { background: var(--indigo-bg); color: var(--indigo-h); border: 1px solid var(--indigo-bdr); }
.voice-opt-badge.xx { background: var(--surface-h); color: var(--text-3); border: 1px solid var(--border); }

.voice-opt-name {
  flex: 1; font-size: 13px; color: var(--text-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.voice-opt.active .voice-opt-name { color: var(--text); font-weight: 500; }

.voice-opt-check {
  flex-shrink: 0; opacity: 0;
  color: var(--accent);
}
.voice-opt.active .voice-opt-check { opacity: 1; }

/* Speed slider row */
.speed-row {
  display: flex; align-items: center; gap: 8px;
  flex: 1; min-width: 0;
}
.speed-row input[type=range] { flex: 1; min-width: 0; }
.speed-badge {
  min-width: 36px; text-align: center;
  font-size: 12px; font-weight: 600; color: var(--accent);
  background: var(--ac10); border: 1px solid var(--ac18);
  border-radius: 6px; padding: 2px 6px;
}

.drop-row {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 8px; font-size: 12px; color: var(--text-2);
}
.drop-row label { flex: 1; min-width: 60px; }
.drop-row select, .drop-row input[type=range] { flex: 2; }
.drop-row .rv { font-size: 13px; color: var(--text-3); min-width: 32px; text-align: right; }

/* Header right controls */
/* ── Mode picker ──────────────────────────────────────────── */
.mode-picker {
  position: absolute; left: 50%; transform: translateX(-50%);
  z-index: 10; flex-shrink: 0; display: inline-flex; gap: 5px;
}

.mode-btn {
  display: flex; align-items: center; gap: 6px; gap: 5px;
  padding: 5px 10px 5px 9px; border-radius: 9px;
  background: var(--w05);
  border: 1px solid var(--w08, var(--border));
  color: var(--text); font-family: inherit; cursor: pointer;
  transition: background .15s, border-color .15s;
}
.mode-btn:hover { background: var(--w09); border-color: var(--w14); }
.mode-btn.open { background: var(--w08); border-color: var(--w18); }

.mode-btn-icon { color: var(--text-2); flex-shrink: 0; transition: color .15s; }
.mode-btn.open .mode-btn-icon { color: var(--text); }
.mode-btn-label {
  font-size: 13px; font-weight: 600; white-space: nowrap;
  letter-spacing: -.01em;
}
.mode-chevron {
  color: var(--text-3);
  flex-shrink: 0;
  transition: transform .18s, color .15s;
}
.mode-btn:hover .mode-chevron,
.mode-btn.open .mode-chevron { color: var(--text-2); }
.mode-btn.open .mode-chevron { transform: rotate(180deg); }

/* real-time active pulse on icon */
.mode-btn.realtime-active .mode-btn-icon { color: #ef4444; }
.mode-btn.realtime-active { border-color: rgba(239,68,68,.35); background: rgba(239,68,68,.07); }

/* dropdown */
.mode-dropdown {
  display: none;
  position: absolute; top: calc(100% + 8px);
  left: 50%; transform: translateX(-50%);
  min-width: 300px;
  background: #161618; border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px; padding: 6px;
  box-shadow: 0 12px 40px rgba(0,0,0,.55);
  z-index: 600;
  animation: dropIn .14s ease;
}
.mode-dropdown.open { display: block; }
@keyframes dropIn {
  from { opacity:0; transform: translateY(-6px); }
  to   { opacity:1; transform: translateY(0); }
}

.mode-drop-title {
  font-size: 13px; font-weight: 600; color: rgba(255,255,255,.28);
  text-transform: uppercase; letter-spacing: .08em;
  padding: 6px 12px 8px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  margin-bottom: 4px;
}

.mode-opt {
  display: flex; align-items: center; gap: 11px;
  width: 100%; padding: 10px 12px; border-radius: 9px;
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,.55); font-family: inherit;
  transition: background .12s, color .12s;
  text-align: left;
}
.mode-opt:hover { background: rgba(255,255,255,.06); color: rgba(255,255,255,.85); }
.mode-opt.active { background: rgba(255,255,255,.07); color: var(--text); }

.mode-opt-icon {
  width: 32px; height: 32px; border-radius: 8px; flex-shrink: 0;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.07);
  display: flex; align-items: center; justify-content: center;
  transition: background .12s;
}
.mode-opt:hover .mode-opt-icon { background: rgba(255,255,255,.10); }
.mode-opt.active .mode-opt-icon { background: rgba(255,255,255,.10); border-color: rgba(255,255,255,.12); }
#mode-opt-realtime .mode-opt-icon { color: #ef4444; }
#mode-opt-realtime.active .mode-opt-icon { background: rgba(239,68,68,.12); border-color: rgba(239,68,68,.22); }

.mode-opt-info { flex: 1; min-width: 0; }
.mode-opt-name { font-size: 13px; font-weight: 600; line-height: 1.3; }
.mode-opt-desc { font-size: 13px; color: rgba(255,255,255,.3); margin-top: 2px; line-height: 1.3; }
.mode-opt.active .mode-opt-desc { color: rgba(255,255,255,.45); }

.mode-opt-check { flex-shrink: 0; color: var(--text); opacity: 0; transition: opacity .12s; }
.mode-opt.active .mode-opt-check { opacity: 1; }

/* ── hctrl ──────────────────────────────────────────────── */
.hctrl { display: flex; align-items: center; gap: 5px; }

.hctrl-sep {
  width: 1px; height: 16px;
  background: var(--border);
  margin: 0 3px; flex-shrink: 0;
}

/* ── Sidebar footer — ChatGPT-style account ─────────────────── */
#sidebar-footer {
  position: relative;
  flex-shrink: 0;
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding: 8px;
}

/* Trigger row */
.sb-acc-row {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 7px 8px; border-radius: 10px;
  background: none; border: none; cursor: pointer;
  color: var(--text); transition: background .15s;
  text-align: left; overflow: hidden; font-family: inherit;
}
.sb-acc-row:hover { background: var(--w06); }
.sb-acc-row.open  { background: var(--w06); }

.sb-acc-avatar {
  width: 32px; height: 32px; border-radius: 8px; flex-shrink: 0;
  background: linear-gradient(135deg,var(--accent),var(--orange));
  color: var(--white); font-size: 13px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  transition: box-shadow .2s;
}

.sb-acc-text { flex: 1; min-width: 0; }
.sb-acc-name {
  font-size: 13px; font-weight: 600; line-height: 1.3;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sb-acc-sub {
  font-size: 13px; color: var(--text-3); margin-top: 1px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.sb-acc-caret {
  flex-shrink: 0; color: var(--text-3); transition: transform .2s;
}
.sb-acc-row.open .sb-acc-caret { transform: rotate(180deg); }

/* Popup — anchored bottom-left, above the footer */
.sb-acc-popup {
  display: none;
  position: absolute; bottom: calc(100% + 6px); left: 8px;
  min-width: 280px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 8px;
  box-shadow: 0 -8px 40px var(--ov65), 0 0 0 1px var(--surface);
  z-index: 9100;
  animation: sbPopIn .15s cubic-bezier(.16,1,.3,1);
}
.sb-acc-popup.open { display: block; }
@keyframes sbPopIn {
  from { opacity: 0; transform: translateY(8px) scale(.97); }
  to   { opacity: 1; transform: translateY(0)   scale(1);   }
}

/* Popup header */
.sb-pop-head {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 6px 8px;
}
.sb-pop-avatar {
  width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg,var(--accent),var(--orange));
  color: var(--white); font-size: 15px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 10px var(--ac35);
}
.sb-pop-info { min-width: 0; }
.sb-pop-name {
  font-size: 13px; font-weight: 700; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sb-pop-email {
  font-size: 13px; color: var(--text-3); margin-top: 1px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sb-plan-badge {
  display: inline-flex; align-items: center;
  font-size: 9px; font-weight: 700; letter-spacing: .05em;
  padding: 2px 6px; border-radius: 20px; margin-top: 3px;
  text-transform: uppercase;
}
.sb-plan-badge.free { background: var(--gray-12); color: var(--text-2); }
.sb-plan-badge.pro  { background: var(--blue-bg2);  color: var(--blue-h); }
.sb-plan-badge.max  { background: var(--yellow-bg2); color: var(--yellow-h); }

/* Usage bar */
.sb-usage-row {
  font-size: 13px; color: var(--text-3);
  display: flex; justify-content: space-between;
  padding: 0 6px; margin-bottom: 4px;
}
.sb-usage-bar {
  height: 3px; border-radius: 99px; background: var(--border);
  overflow: hidden; margin: 0 6px 10px;
}
.sb-usage-fill {
  height: 100%; border-radius: 99px;
  background: linear-gradient(90deg,var(--accent),var(--orange));
  transition: width .4s ease;
}

.sb-pop-div { height: 1px; background: var(--border); margin: 0 0 6px; }

/* Menu items */
.sb-pop-item {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 8px; border-radius: 9px;
  font-size: 15px; color: var(--text-2);
  cursor: pointer; text-decoration: none;
  transition: background .12s, color .12s;
  border: none; background: none; width: 100%;
  text-align: left; font-family: inherit;
}
.sb-pop-item:hover { background: var(--surface-h); color: var(--text); }
.sb-pop-item svg { width: 18px; height: 18px; flex-shrink: 0; opacity: .6; }
.sb-pop-item:hover svg { opacity: 1; }
.sb-pop-item.danger:hover { background: var(--re12); color: var(--red-h); }
.sb-pop-item.danger:hover svg { color: var(--red-h); opacity: 1; }

.sb-pop-sep { height: 1px; background: var(--border); margin: 4px 0; }

/* Section label inside the popup (e.g. "ธีม") */
.sb-pop-group-label {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-3);
  padding: 4px 10px 2px;
  user-select: none;
}

/* Active state (e.g. current theme selection) */
.sb-pop-item.active { background: var(--surface-h); color: var(--text); }
.sb-pop-item.active svg { opacity: 1; }
.sb-pop-check {
  margin-left: auto;
  color: var(--accent);
  flex-shrink: 0;
}

.sb-login-hint {
  font-size: 13px; color: var(--text-3); text-align: center;
  padding: 4px 6px 8px; line-height: 1.55;
}
.sb-login-hint a { color: var(--accent); text-decoration: none; }
.sb-login-hint a:hover { text-decoration: underline; }

.ctrl-group { display: flex; align-items: center; gap: 6px; }
.ctrl-label { font-size: 13px; color: var(--text-3); }

select {
  appearance: none;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--r-sm);
  padding: 5px 10px;
  font-size: 13px; cursor: pointer; outline: none;
  font-family: inherit;
  transition: border-color .2s;
}
select:hover, select:focus { border-color: var(--border-h); }

/* TTS toggle button */
.tts-btn {
  display: flex; align-items: center; gap: 5px;
  height: 30px; padding: 0 11px 0 9px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-3);
  cursor: pointer; font-size: 13px; font-weight: 500;
  transition: all .25s;
  position: relative; overflow: hidden; flex-shrink: 0;
}
.tts-btn::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: var(--accent-g); opacity: 0; transition: opacity .25s;
}
.tts-btn svg { position: relative; z-index: 1; flex-shrink: 0; transition: all .25s; }
.tts-btn span { position: relative; z-index: 1; }
.tts-btn:hover { border-color: var(--border-h); color: var(--text); }
.tts-btn .tts-icon-on  { display: none; }
.tts-btn .tts-icon-off { display: block; }
.tts-btn.on .tts-icon-on  { display: block; }
.tts-btn.on .tts-icon-off { display: none; }
.tts-btn.on {
  border-color: var(--accent);
  color: var(--white);
  box-shadow: 0 0 12px var(--ac35);
}
.tts-btn.on::before { opacity: 1; }
.tts-btn.on .tts-wave { animation: tts-pulse 1.4s ease-in-out infinite; }
@keyframes tts-pulse {
  0%,100% { opacity: 1; transform: scaleX(1); }
  50%      { opacity: .5; transform: scaleX(.8); }
}

/* Rate slider */
input[type=range] {
  -webkit-appearance: none; height: 4px;
  background: var(--border); border-radius: 2px; cursor: pointer; outline: none;
  width: 70px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 6px var(--ac50);
  transition: transform .15s;
}
input[type=range]:hover::-webkit-slider-thumb { transform: scale(1.2); }
.rv { font-size: 13px; color: var(--accent); min-width: 28px; font-weight: 500; }

.btn-icon {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-2); cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all .2s; flex-shrink: 0;
}
.btn-icon:hover { border-color: var(--border-h); color: var(--text); background: var(--surface-h); }
.btn-icon svg {
  width: 15px; height: 15px; pointer-events: none;
  stroke: currentColor; fill: none; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}

/* ── Stop-speak button states ────────────────────────────────────── */
#stop-btn { position: relative; }
#stop-btn svg { position: absolute; transition: opacity .15s; }
#stop-btn .sb-idle  { opacity: 1; }
#stop-btn .sb-speak { opacity: 0; }
#stop-btn .sb-stp   { opacity: 0; }

#stop-btn.speaking .sb-idle  { opacity: 0; }
#stop-btn.speaking .sb-speak { opacity: 1; }
#stop-btn.speaking:hover .sb-speak { opacity: 0; }
#stop-btn.speaking:hover .sb-stp   { opacity: 1; }

#stop-btn.speaking {
  border-color: var(--ac55);
  color: var(--accent);
  background: var(--ac08);
  animation: sbPulse 2s ease-in-out infinite;
}
@keyframes sbPulse {
  0%,100% { box-shadow: 0 0 0 0 var(--ac00); }
  50%     { box-shadow: 0 0 0 4px var(--ac18); }
}
#stop-btn.speaking .sb-w1 { animation: sbWave 1.6s ease-in-out infinite; }
#stop-btn.speaking .sb-w2 { animation: sbWave 1.6s ease-in-out infinite .25s; }
@keyframes sbWave {
  0%,100% { opacity: 1; }
  50%      { opacity: .25; }
}
#stop-btn.speaking:hover {
  animation: none;
  border-color: var(--red);
  color: var(--white);
  background: var(--re12);
  box-shadow: none;
}
.upload-btn > svg {
  width: 16px; height: 16px; pointer-events: none;
  stroke: currentColor; fill: none; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}

/* ── Chat area ───────────────────────────────────────────────────────── */
#chat {
  overflow-y: auto;
  padding: 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  scroll-behavior: smooth;
}
#chat::-webkit-scrollbar { width: 5px; }
#chat::-webkit-scrollbar-track { background: transparent; }
#chat::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
#chat::-webkit-scrollbar-thumb:hover { background: var(--w15); }

/* Message */
.msg {
  display: flex;
  animation: msgIn .16s ease;
  max-width: 80%;
}
@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

.msg.user { align-self: flex-end; }
.msg.bot  { align-self: flex-start; width: 100%; max-width: 100%; }

/* Hide avatars inside chat — sidebar uses its own classes */
.msg .avatar { display: none; }

.bubble {
  padding: var(--bubble-pad, 9px 14px);
  border-radius: 14px;
  line-height: 1.72;
  font-size: var(--app-font-size, 14px);
  word-break: break-word;
  white-space: normal;
}
/* ── Code block (beautiful redesign) ────────────────────────────────────── */
.bubble .code-wrap {
  background: #0d1117;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 10px;
  margin: 10px 0 6px;
  overflow: hidden;
  font-size: 13px;
  box-shadow: 0 2px 12px rgba(0,0,0,.35);
  width: 100%;
  box-sizing: border-box;
}

/* header: lang dot + name left / copy button right */
.bubble .code-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px 6px 14px;
  background: rgba(255,255,255,.04);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.bubble .code-hdr-l {
  display: flex;
  align-items: center;
  gap: 7px;
}

/* language accent dot — colour from --lc custom property */
.bubble .ld {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lc, rgba(255,255,255,.4));
  box-shadow: 0 0 6px var(--lc, rgba(255,255,255,.3));
  flex-shrink: 0;
}

/* language name — matches dot colour */
.bubble .code-lang {
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--lc, rgba(255,255,255,.5));
  text-transform: uppercase;
  letter-spacing: .08em;
  user-select: none;
  opacity: .85;
}

/* copy button */
.bubble .copy-btn {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 28px; height: 28px; padding: 0;
  color: rgba(255,255,255,.40);
  background: none;
  border: 1px solid transparent;
  border-radius: 6px;
  cursor: pointer;
  transition: color .15s, background .15s, border-color .15s;
}
.bubble .copy-btn:hover {
  color: rgba(255,255,255,.85);
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.16);
}
.bubble .copy-btn.copied {
  color: #5abb7a;
  border-color: #5abb7a44;
}

/* code area */
.bubble .code-wrap pre {
  margin: 0;
  border: none;
  border-radius: 0;
  background: none;
  padding: 14px 18px 14px 0;
  overflow-x: auto;
  counter-reset: line;
  line-height: 1.5;
}
.bubble .code-wrap pre code {
  font-family: 'JetBrains Mono','Fira Mono','Cascadia Code','Courier New',monospace;
  font-size: 13px;
  line-height: 1.5;
  color: #c9d1d9;
  white-space: pre;
  tab-size: 4;
  -moz-tab-size: 4;
  font-variant-ligatures: none;
  letter-spacing: 0;
  background: none;
  padding: 0;
  border-radius: 0;
  display: block;
}

/* ── Line-number spans (.cl) ────────────────────────────────────────────── */
.bubble .code-wrap .cl { display: block; }

/* multi-line (.ml): show line numbers */
.bubble .code-wrap.ml .cl {
  counter-increment: line;
  padding-left: 16px;
}
.bubble .code-wrap.ml .cl::before {
  content: counter(line);
  display: inline-block;
  width: 2.2em;
  text-align: right;
  margin-right: 1.4em;
  color: rgba(255,255,255,.20);
  font-size: 13px;
  user-select: none;
  pointer-events: none;
}

/* single-line: just left-pad, no counter */
.bubble .code-wrap:not(.ml) .cl { padding-left: 16px; }

/* ── Syntax highlight tokens ────────────────────────────────────────────── */
.bubble .hl-kw { color: #c792ea; font-style: normal; font-weight: 600; }
.bubble .hl-st { color: #a6e3a1; font-style: normal; }
.bubble .hl-nm { color: #f9ae58; font-style: normal; }
.bubble .hl-cm { color: #546e7a; font-style: italic; }

/* ── Custom scrollbar ───────────────────────────────────────────────────── */
.bubble .code-wrap pre::-webkit-scrollbar         { height: 4px; }
.bubble .code-wrap pre::-webkit-scrollbar-track   { background: transparent; }
.bubble .code-wrap pre::-webkit-scrollbar-thumb   { background: rgba(255,255,255,.15); border-radius: 2px; }
.bubble .code-wrap pre::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.30); }

/* ── Light theme — Code block (GitHub-light palette) ──────────────────── */
html[data-theme="light"] .bubble .code-wrap {
  background: #f6f8fa !important;
  border-color: rgba(0,0,0,.10) !important;
  box-shadow: 0 1px 3px rgba(0,0,0,.06) !important;
}
html[data-theme="light"] .bubble .code-hdr {
  background: rgba(0,0,0,.03) !important;
  border-bottom-color: rgba(0,0,0,.08) !important;
}
html[data-theme="light"] .bubble .code-lang {
  color: var(--lc, rgba(0,0,0,.50)) !important;
}
html[data-theme="light"] .bubble .copy-btn {
  color: rgba(0,0,0,.45) !important;
}
html[data-theme="light"] .bubble .copy-btn:hover {
  color: rgba(0,0,0,.92) !important;
  background: rgba(0,0,0,.05) !important;
  border-color: rgba(0,0,0,.12) !important;
}
html[data-theme="light"] .bubble .copy-btn.copied {
  color: #16a34a !important;
  border-color: rgba(22,163,74,.30) !important;
}
html[data-theme="light"] .bubble .code-wrap pre code {
  color: #1f2328 !important;  /* GitHub-light primary text */
}
html[data-theme="light"] .bubble .code-wrap.ml .cl::before {
  color: rgba(0,0,0,.32) !important;
}

/* Syntax highlight tokens — GitHub-light palette */
html[data-theme="light"] .bubble .hl-kw {
  color: #cf222e !important;  /* keyword red */
}
html[data-theme="light"] .bubble .hl-st {
  color: #0a3069 !important;  /* string blue */
}
html[data-theme="light"] .bubble .hl-nm {
  color: #0550ae !important;  /* number blue */
}
html[data-theme="light"] .bubble .hl-cm {
  color: #6e7781 !important;  /* comment gray */
}

/* Scrollbar inside code — black-alpha on light */
html[data-theme="light"] .bubble .code-wrap pre::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,.20) !important;
}
html[data-theme="light"] .bubble .code-wrap pre::-webkit-scrollbar-thumb:hover {
  background: rgba(0,0,0,.35) !important;
}

/* Inline code (single backtick) — light variant */
html[data-theme="light"] .bubble code:not(.code-wrap *) {
  background: rgba(175,184,193,0.20) !important;
  color: #cf222e !important;
}

/* Fallback bare <pre> blocks */
html[data-theme="light"] .bubble pre {
  background: rgba(0,0,0,.03) !important;
  border-color: rgba(0,0,0,.10) !important;
  color: #1f2328 !important;
}

/* ── Prism.js syntax tokens — Light theme override ───────────────────── */
html[data-theme="light"] .bubble .token.keyword,
html[data-theme="light"] .bubble .token.boolean,
html[data-theme="light"] .bubble .token.builtin {
  color: #cf222e !important;
  font-weight: 600;
}
html[data-theme="light"] .bubble .token.string,
html[data-theme="light"] .bubble .token.url,
html[data-theme="light"] .bubble .token.attr-value {
  color: #0a3069 !important;
}
html[data-theme="light"] .bubble .token.number,
html[data-theme="light"] .bubble .token.constant {
  color: #0550ae !important;
}
html[data-theme="light"] .bubble .token.comment,
html[data-theme="light"] .bubble .token.prolog,
html[data-theme="light"] .bubble .token.doctype,
html[data-theme="light"] .bubble .token.cdata {
  color: #6e7781 !important;
  font-style: italic;
}
html[data-theme="light"] .bubble .token.function,
html[data-theme="light"] .bubble .token.method {
  color: #8250df !important;
}
html[data-theme="light"] .bubble .token.operator,
html[data-theme="light"] .bubble .token.punctuation {
  color: #57606a !important;
}
html[data-theme="light"] .bubble .token.tag,
html[data-theme="light"] .bubble .token.attr-name,
html[data-theme="light"] .bubble .token.selector {
  color: #116329 !important;
}
html[data-theme="light"] .bubble .token.variable,
html[data-theme="light"] .bubble .token.parameter {
  color: #953800 !important;
}
/* fallback: bare <pre> not inside .code-wrap (old messages / edge cases) */
.bubble pre {
  background: var(--ov45);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  margin: 8px 0 4px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.55;
}
.bubble pre code {
  font-family: 'JetBrains Mono','Fira Mono','Cascadia Code','Courier New',monospace;
  font-size: 13px;
  color: var(--text-code);
  white-space: pre;
  background: none;
  padding: 0;
  border-radius: 0;
}
.bubble code {
  font-family: 'JetBrains Mono','Fira Mono','Courier New',monospace;
  font-size: 12.5px;
  background: var(--w10);
  padding: 1px 5px;
  border-radius: 4px;
  color: var(--code-blue);
}
.msg.user .bubble {
  background: var(--surface-h);
  border-bottom-right-radius: 4px;
  color: var(--text);
}
.msg.bot .bubble {
  background: transparent;
  padding-left: 2px;
  padding-right: 2px;
  color: var(--text);
  width: 100%;
  min-width: 0;
}

.msg-meta {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-top: 3px;
  font-size: 13px; color: var(--text-3);
  opacity: .55;
}
.msg-meta span { display: flex; align-items: center; gap: 2px; }

/* Speaking wave on bubble */
.speak-wave {
  display: none; align-items: center; gap: 3px;
  margin-top: 4px; color: var(--orange); font-size: 13px; opacity: .75;
}
.speak-wave.on { display: flex; }
.speak-wave .w { display: flex; gap: 2px; align-items: flex-end; height: 10px; }
.speak-wave .w b {
  width: 2px; background: var(--orange); border-radius: 2px;
  animation: spk .6s ease-in-out infinite;
}
.speak-wave .w b:nth-child(2){animation-delay:.1s}
.speak-wave .w b:nth-child(3){animation-delay:.2s}
.speak-wave .w b:nth-child(4){animation-delay:.1s}
@keyframes spk{0%,100%{height:2px}50%{height:9px}}

/* Typing indicator — uses think-wrap style now (in chat area) */
.typing-msg { align-self: flex-start; max-width: fit-content; }
.typing-msg.think-wrap { margin-bottom: 6px; }
/* Legacy .typing-bubble + .dots — kept in case used elsewhere */
.typing-bubble {
  padding: 10px 4px;
  background: transparent;
  border: none;
}
.dots { display: flex; gap: 4px; align-items: center; }
.dots span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--text-3);
  animation: dot .75s ease-in-out infinite;
}
.dots span:nth-child(2){animation-delay:.15s}
.dots span:nth-child(3){animation-delay:.3s}
@keyframes dot{0%,60%,100%{transform:translateY(0);opacity:.4}
              30%{transform:translateY(-5px);opacity:1;background:var(--text-2)}}

/* Welcome card */
.welcome {
  align-self: center;
  max-width: 640px;
  width: 100%;
  text-align: center;
  animation: wc-in .5s cubic-bezier(.22,1,.36,1) both;
  padding: 0 4px;
}
@keyframes wc-in {
  from { opacity:0; transform:translateY(22px) scale(.98); }
  to   { opacity:1; transform:translateY(0)    scale(1); }
}

/* hero */
.wc-hero {
  position: relative;
  padding: 20px 8px 24px;
}

.wc-title {
  font-size: 24px; font-weight: 900; color: var(--text);
  margin-bottom: 12px; letter-spacing: -.8px; line-height: 1.15;
  position: relative; z-index: 1;
}
.wc-title span { color: var(--text-2); font-weight: 900; }
.wc-badge {
  display: inline-block;
  font-size: 13px; font-weight: 600; letter-spacing: .06em;
  color: rgba(249,115,22,.5);
  border: 1px solid rgba(249,115,22,.15);
  border-radius: 20px; padding: 3px 11px;
  margin-bottom: 14px;
}
.wc-desc {
  font-size: 14px; color: var(--text-2); line-height: 1.8;
  margin-bottom: 26px; max-width: 400px; margin-left: auto; margin-right: auto;
}

/* capabilities row */
.wc-caps {
  display: flex; gap: 8px; justify-content: center; flex-wrap: wrap;
  margin-bottom: 4px;
}
.wc-cap {
  display: flex; align-items: center; gap: 7px;
  background: var(--surface-h);
  border: 1px solid var(--border);
  border-radius: 10px; padding: 8px 14px;
  font-size: 13px; font-weight: 500; color: var(--text-2);
  transition: border-color .2s, color .2s;
}
.wc-cap svg { flex-shrink: 0; opacity: .6; }
.wc-cap:hover { border-color: var(--border-h); color: var(--text); }

/* chips section */
.wc-section { margin-bottom: 10px; }
.wc-section-label {
  font-size: 13px; font-weight: 700; letter-spacing: .1em;
  color: var(--text-3); text-transform: uppercase;
  margin-bottom: 8px; text-align: left; padding-left: 2px;
}
.chips {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-start;
}
.chip {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 11px; padding: 8px 16px;
  font-size: 13px; font-weight: 500; color: var(--text-2);
  cursor: pointer; transition: all .18s; text-align: left;
  white-space: nowrap;
}
.chip:hover {
  border-color: rgba(235,56,38,.5);
  color: var(--text);
  background: rgba(235,56,38,.10);
  transform: translateY(-1px);
}
.chip.chip-cad {
  border-color: rgba(249,115,22,.30);
  color: rgba(249,115,22,.85);
  background: rgba(249,115,22,.05);
}
.chip.chip-cad:hover {
  border-color: #f97316;
  color: #f97316;
  background: rgba(249,115,22,.12);
  transform: translateY(-1px);
}

/* ── Bottom bar ──────────────────────────────────────────────────────── */
#bottom {
  padding: 8px 14px 12px;
  background: transparent;
  backdrop-filter: blur(12px);
  display: flex; flex-direction: column; gap: 6px;
}

/* ── Waveform canvas ── */
#waveform {
  display: none; align-items: center; justify-content: center;
  height: 40px; padding: 0;
}
#waveform.on { display: flex; }
#waveform-canvas { width: 180px; height: 40px; display: block; }

#interim {
  font-size: 12px; color: var(--text-2); font-style: italic;
  text-align: center; min-height: 16px;
  transition: opacity .3s;
}

/* ── Upload toolbar ──────────────────────────────────────────────────── */
#upload-toolbar {
  display: flex; align-items: center; gap: 6px;
  padding: 0 2px;
}

.upload-btn {
  width: auto; height: 32px; border-radius: 8px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text-2); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; transition: all .2s;
  position: relative;
  flex-shrink: 0;
}
.upload-btn:hover {
  border-color: var(--border-h); color: var(--text);
  background: var(--surface-h);
  transform: scale(1.08);
}
.upload-btn.active {
  border-color: var(--green);
  background: var(--gr12);
  color: var(--green);
  box-shadow: 0 0 10px var(--gr28);
}
/* file inputs are now hidden outside buttons — label[for] handles click */
.file-inputs-hidden { display: none; }

.upload-hint {
  font-size: 13px; color: var(--text-3); margin-left: 4px;
}

/* Context badge — REMOVED (state tracked silently in JS, no UI) */
#ctx-badge { display: none !important; }

/* ── Preview panel ───────────────────────────────────────────────────── */
/* ═══════════════════════════════════════════════════════════════════
   Preview panel — professional engineering-software aesthetic
   ─────────────────────────────────────────────────────────────────
   • Card-style with soft accent stripe on the left
   • Monospaced numeric stats in chips
   • Subtle inner glow + frosted backdrop
   • Theme-aware via CSS vars
   ═════════════════════════════════════════════════════════════════ */
#preview-panel {
  display: none;
  position: relative;
  margin-top: 8px;
  padding: 14px 16px 14px 18px;
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--surface) 96%, var(--accent) 4%) 0%,
      var(--surface) 100%);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.04) inset,
    0 4px 16px rgba(0,0,0,0.16),
    0 1px 3px rgba(0,0,0,0.10);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  max-height: 280px;
  overflow-y: auto;
  overflow-x: hidden;
  animation: previewIn .26s cubic-bezier(.2,.8,.2,1) both;
  scrollbar-width: thin;
  scrollbar-color: var(--w15) transparent;
}
#preview-panel.on { display: block; }
#preview-panel::-webkit-scrollbar       { width: 5px; }
#preview-panel::-webkit-scrollbar-thumb { background: var(--w12); border-radius: 999px; }

/* Accent stripe on the left edge */
#preview-panel::before {
  content: '';
  position: absolute;
  left: 0; top: 12px; bottom: 12px;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 40%, transparent));
  border-radius: 0 2px 2px 0;
}

@keyframes previewIn {
  from { opacity: 0; transform: translateY(10px) scale(.985); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Close button — circular pill, fades in on hover */
#preview-close {
  position: absolute;
  top: 10px; right: 10px;
  width: 26px; height: 26px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--w05);
  border: 1px solid transparent;
  border-radius: 50%;
  color: var(--text-3);
  cursor: pointer;
  font-size: 16px; line-height: 1; font-weight: 400;
  transition: all .18s ease;
}
#preview-close:hover {
  background: var(--w12);
  border-color: var(--border);
  color: var(--text);
  transform: rotate(90deg);
}
#preview-close:active { transform: rotate(90deg) scale(.92); }

/* ───────── Image preview ───────── */
.prev-image {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.prev-thumb {
  width: 110px; height: 110px;
  object-fit: cover;
  border-radius: 10px;
  flex-shrink: 0;
  border: 1px solid var(--border);
  box-shadow:
    0 2px 8px rgba(0,0,0,0.18),
    0 0 0 1px rgba(255,255,255,0.04) inset;
  background: var(--w05);
  transition: transform .25s cubic-bezier(.2,.8,.2,1);
}
.prev-thumb:hover { transform: scale(1.04); }

.prev-stats {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  color: var(--text-2);
}

/* Section header above stats */
.vlm-section-hdr {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--w08);
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.vlm-section-hdr::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green, #3ddc84);
  box-shadow: 0 0 8px var(--green, #3ddc84);
  flex-shrink: 0;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50%      { opacity: .45; }
}

/* Stat chips — engineering-CAD numeric look */
.prev-stats .stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(72px, 1fr));
  gap: 6px;
  margin-bottom: 8px;
}
.prev-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 5px 8px;
  background: var(--w05);
  border: 1px solid var(--w08);
  border-radius: 7px;
  transition: border-color .2s, background .2s;
}
.prev-stats .stat:hover {
  background: var(--w08);
  border-color: var(--border);
}
.prev-stats .stat-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-3);
  text-transform: uppercase;
  line-height: 1;
}
.prev-stats .stat-val {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Courier New', monospace;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

/* Color swatches row */
.color-swatches {
  display: flex;
  gap: 4px;
  margin-top: 8px;
  align-items: center;
  padding: 4px 6px;
  background: var(--w03);
  border: 1px solid var(--w05);
  border-radius: 6px;
  width: fit-content;
}
.swatch {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 1px solid var(--w18);
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
  cursor: help;
  transition: transform .15s;
}
.swatch:hover { transform: scale(1.25); }

/* AI vision description block */
.vlm-desc {
  position: relative;
  margin-top: 10px;
  padding: 9px 12px 9px 14px;
  background:
    linear-gradient(135deg,
      color-mix(in srgb, var(--accent) 10%, transparent),
      color-mix(in srgb, var(--accent) 4%, transparent));
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  border-radius: 8px;
  font-size: 12.5px;
  color: var(--text-2);
  line-height: 1.55;
  word-break: break-word;
}
.vlm-desc::before {
  content: '';
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.vlm-label {
  display: inline-block;
  margin-right: 6px;
  padding: 2px 6px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--accent);
  border-radius: 4px;
  text-transform: uppercase;
  vertical-align: middle;
}

.mt-6 { margin-top: 8px; }

/* ───────── Video preview ───────── */
.prev-video .video-meta {
  display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: center;
  font-size: 12.5px;
  color: var(--text-2);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--w08);
}
.prev-video .video-meta strong {
  color: var(--text);
  font-weight: 600;
}
.keyframe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(86px, 1fr));
  gap: 6px;
}
.keyframe-grid img {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--w08);
  cursor: zoom-in;
  transition: transform .2s, border-color .2s;
}
.keyframe-grid img:hover {
  transform: scale(1.06);
  border-color: var(--accent);
}

/* ───────── Document preview ───────── */
.prev-doc { font-size: 13px; }
.prev-doc .doc-meta {
  display: flex; align-items: center; gap: 8px;
  color: var(--text-2);
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--w08);
  font-size: 12.5px;
}
.prev-doc .doc-meta strong { color: var(--text); font-weight: 600; }
.prev-doc .doc-excerpt {
  background: var(--w03);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12px;
  color: var(--text-2);
  max-height: 120px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Courier New', monospace;
  line-height: 1.5;
  scrollbar-width: thin;
  scrollbar-color: var(--w15) transparent;
}
.prev-doc .doc-excerpt::-webkit-scrollbar       { width: 4px; }
.prev-doc .doc-excerpt::-webkit-scrollbar-thumb { background: var(--w12); border-radius: 999px; }

/* Camera preview */
.prev-camera { display: flex; gap: 10px; align-items: flex-start; }
#cam-video {
  width: 240px; height: 135px; object-fit: cover; border-radius: 8px;
  border: 2px solid var(--green);
  box-shadow: 0 0 12px var(--gr30);
  flex-shrink: 0;
}
.cam-stats { flex: 1; font-size: 13px; color: var(--text-2); }
.cam-analyze-btn {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--gr12);
  border: 1px solid var(--gr30);
  color: var(--green);
  border-radius: 8px; padding: 5px 10px; font-size: 13px;
  cursor: pointer; transition: all .2s; margin-top: 8px;
  font-family: inherit;
}
.cam-analyze-btn:hover {
  background: var(--gr18);
  box-shadow: 0 0 8px var(--gr18);
}

/* ── Input card ─────────────────────────────────────────────────────────── */
#input-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 11px;
  transition: border-color .2s, box-shadow .2s;
  position: relative;          /* anchor for toolbar popup */
}
#input-card:focus-within {
  border-color: var(--border-h);
  box-shadow: 0 0 0 3px var(--ac12);
}

/* ── Attach toolbar — floats ABOVE the card, no layout disruption ─────── */
#attach-toolbar {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0; right: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 11px;
  padding: 10px 12px;
  display: none;
  flex-wrap: wrap;
  gap: 4px;
  box-shadow: 0 8px 32px rgba(0,0,0,.28);
  z-index: 200;
}
#input-card.open #attach-toolbar { display: flex; }

/* Upload buttons */
.upload-btn {
  display: flex; align-items: center; gap: 9px;
  padding: 10px 16px; border-radius: 8px; flex-shrink: 0;
  background: var(--surface-h); border: none; cursor: pointer;
  color: var(--text-2); font-size: 14px; font-family: inherit;
  transition: background .15s, color .15s;
}
.upload-btn svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.8; flex-shrink: 0; }
.upload-btn span { white-space: nowrap; }
.upload-btn:hover { background: var(--w13); color: var(--text); }

/* ── Main input row ──────────────────────────────────────────────────────── */
#input-row {
  display: flex;
  align-items: flex-end;
  padding: 7px 10px 7px 8px;
  gap: 6px;
}

/* Attach toggle (+) */
#attach-btn {
  width: 36px; height: 36px; border-radius: 11px; flex-shrink: 0;
  background: none; border: none; cursor: pointer;
  color: var(--text-3);
  display: flex; align-items: center; justify-content: center;
  transition: color .15s, background .15s, transform .25s;
  align-self: flex-end;
}
#attach-btn:hover { color: var(--text-2); background: var(--surface-h); }
#input-card.open #attach-btn { color: var(--accent); transform: rotate(45deg); }

/* Textarea */
#txt {
  flex: 1;
  background: transparent;
  border: none; outline: none;
  color: var(--text); caret-color: var(--accent);
  padding: 8px 6px;
  font-size: 15px; font-family: inherit;
  resize: none;
  min-height: 40px; max-height: 200px;
  line-height: 1.55;
  align-self: flex-end;
  display: block;
}
#txt::placeholder { color: var(--text-3); }

/* Mic + Send group */
#input-btns {
  display: flex; align-items: center; gap: 5px;
  flex-shrink: 0; align-self: flex-end;
}



/* Mic button */
#mic-btn {
  width: 38px; height: 38px; border-radius: 11px; flex-shrink: 0;
  background: none; border: none;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all .2s; position: relative; overflow: hidden;
}
#mic-btn::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: var(--accent-g); opacity: 0; transition: opacity .2s;
}
#mic-btn:hover::before { opacity: 0; }
#mic-btn:hover { border-color: transparent; }
#mic-btn svg { width: 17px; height: 17px; fill: var(--text-2); position: relative; z-index: 1; transition: fill .2s; }
#mic-btn:hover svg { fill: var(--white); }
#mic-btn.listening { border-color: var(--red); animation: mic-pulse 1.5s ease-out infinite; }
#mic-btn.listening::before { opacity: 0; }
#mic-btn.listening svg { fill: var(--red); }
@keyframes mic-pulse {
  0%   { box-shadow: 0 0 0 0 var(--re28); }
  70%  { box-shadow: 0 0 0 10px var(--re00); }
  100% { box-shadow: 0 0 0 0 var(--re00); }
}

/* Send button */
#send-btn {
  height: 38px; width: 38px; border-radius: 11px; flex-shrink: 0;
  background: none; border: none;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
#send-btn:disabled { opacity: .3; cursor: default; }
#send-btn:not(:disabled):hover { background-color: var(--bg5); }
#send-btn svg { width: 17px; height: 17px; stroke: var(--accent); }

/* Params row — hidden, moved to model dropdown */
.params-row { display: none; }
.param-group { display: flex; align-items: center; gap: 5px; }
.param-label { font-size: 13px; color: var(--text-3); }

/* Guest bar */
#guest-bar {
  display: flex; align-items: center; justify-content: center;
  gap: 14px; padding: 7px 18px 6px;
  font-size: 12px; color: var(--text-3);
}
.gb-item { display: flex; align-items: center; gap: 5px; }
.gb-item svg {
  color: var(--text-3); flex-shrink: 0;
  background: var(--w08); border: 1px solid var(--border);
  border-radius: 4px; padding: 2px;
  width: 16px; height: 16px; box-sizing: border-box;
}
.gb-sep { opacity: .35; }
.gb-dots { display: flex; align-items: center; gap: 3px; }
.gb-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--w25); transition: background .2s;
}
.gb-dot.used { background: var(--accent); opacity: .75; }
#guest-bar.guest-bar-warn .gb-label { color: var(--accent); }
#guest-bar.guest-bar-warn .gb-dot { background: var(--accent); opacity: .55; }
#guest-bar.guest-bar-warn .gb-dot.used { opacity: .9; }

/* Hint bar — removed */
.hint-bar { display: none; }
.hint { font-size: 13px; color: var(--text-3); }
.hint kbd {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 5px; font-size: 13px;
  font-family: inherit; color: var(--text-2);
}

/* ── Toast ───────────────────────────────────────────────────────────── */
#toast {
  position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%);
  background: var(--surface-h); border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  color: var(--text); padding: 8px 18px; border-radius: 20px;
  font-size: 12px; opacity: 0; transition: opacity .3s;
  pointer-events: none; z-index: 99; white-space: nowrap;
}
#toast.show { opacity: 1; }

/* ── Scrollbar for firefox ───────────────────────────────────────────── */
* { scrollbar-width: thin; scrollbar-color: var(--border) transparent; }

/* ════════════════════════════════════════════════════════════════════
   MEMBERSHIP MODAL
   ════════════════════════════════════════════════════════════════════ */
#mem-overlay {
  position: fixed; inset: 0; z-index: 800;
  background: rgba(0,0,0,.60);
  backdrop-filter: blur(12px);
  display: none; align-items: center; justify-content: center;
  padding: 16px;
}
#mem-overlay.open { display: flex; animation: memFadeIn .2s ease; }
@keyframes memFadeIn { from{opacity:0} to{opacity:1} }

.mem-box {
  position: relative;
  width: 100%; max-width: 460px;
  max-height: 94vh;
  background: #0f0f11;
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 24px;
  overflow: hidden;
  display: flex; flex-direction: column;
  box-shadow: 0 28px 72px rgba(0,0,0,.70);
  animation: memSlideUp .22s cubic-bezier(.16,1,.3,1);
}
.mem-box.wide { max-width: 1020px; }
@keyframes memSlideUp {
  from { opacity:0; transform: translateY(18px) scale(.97); }
  to   { opacity:1; transform: translateY(0)    scale(1);   }
}

.mem-close {
  position: absolute; top: 16px; right: 16px; z-index: 10;
  width: 30px; height: 30px; border-radius: 9px;
  background: rgba(255,255,255,.06); border: none;
  color: rgba(255,255,255,.38); font-size: 14px; line-height: 1;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .12s, color .12s;
}
.mem-close:hover { background: rgba(255,255,255,.12); color: rgba(255,255,255,.75); }

.mem-view { display: none; flex: 1; overflow-y: auto; }
.mem-view.active { display: block; }

/* ── Auth view ──────────────────────────────────────────── */
.mem-auth-inner {
  padding: 44px 36px 36px;
  display: flex; flex-direction: column; align-items: center;
}
.mem-logo {
  margin-bottom: 8px;
  display: flex; align-items: center; justify-content: center;
}
.mem-logo img {
  height: 46px; width: auto;
  filter: drop-shadow(0 0 12px rgba(235,56,38,.28));
}
.mem-sub {
  font-size: 13px; color: rgba(255,255,255,.28);
  margin-bottom: 30px; letter-spacing: .04em;
}

.mem-tabs {
  display: flex; gap: 4px; width: 100%;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 13px; padding: 5px; margin-bottom: 26px;
}
.mem-tab {
  flex: 1; padding: 10px 12px; border-radius: 9px;
  font-size: 14px; font-weight: 500; cursor: pointer;
  border: none; background: transparent;
  color: rgba(255,255,255,.32); transition: all .15s; font-family: inherit;
  letter-spacing: .01em;
}
.mem-tab.active { background: rgba(255,255,255,.10); color: rgba(255,255,255,.88); }

/* ── Input fields ─────────────────────────────────────── */
.mem-form { width: 100%; }
.mem-field { margin-bottom: 18px; }
.mem-field label {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 500;
  color: rgba(255,255,255,.48); margin-bottom: 8px;
}
.mem-field-hint {
  font-size: 13px; font-weight: 400; color: rgba(255,255,255,.25);
  margin-left: 2px;
}

/* input with icon wrapper */
.mem-input-wrap {
  position: relative; width: 100%;
}
.mem-input-icon {
  position: absolute; left: 15px; top: 50%; transform: translateY(-50%);
  color: rgba(255,255,255,.28); pointer-events: none; flex-shrink: 0;
}
.mem-field input {
  width: 100%; padding: 13px 16px 13px 44px;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px; color: var(--text); font-size: 15px;
  outline: none; transition: border-color .15s, background .15s;
  font-family: inherit; box-sizing: border-box; line-height: 1.4;
}
.mem-field input:focus {
  border-color: rgba(255,255,255,.30); background: rgba(255,255,255,.07);
}
.mem-field input:focus + .mem-input-icon,
.mem-input-wrap:focus-within .mem-input-icon {
  color: rgba(255,255,255,.50);
}
.mem-field input::placeholder { color: rgba(255,255,255,.18); }

/* ── Submit button ──────────────────────────────────── */
.mem-sbtn {
  width: 100%; padding: 13px 16px;
  background: rgba(255,255,255,.92); border: none;
  border-radius: 12px; color: #111;
  font-size: 15px; font-weight: 600; cursor: pointer;
  transition: opacity .15s, transform .1s;
  margin-top: 6px; font-family: inherit; letter-spacing: .01em;
}
.mem-sbtn:hover:not(:disabled) { opacity: .87; transform: translateY(-1px); }
.mem-sbtn:active:not(:disabled) { transform: translateY(0); }
.mem-sbtn:disabled { opacity: .30; cursor: not-allowed; transform: none; }

.mem-ftr {
  text-align: center; margin-top: 20px;
  font-size: 13px; color: rgba(255,255,255,.30);
}
.mem-ftr a { color: rgba(255,255,255,.55); cursor: pointer; text-decoration: none; }
.mem-ftr a:hover { color: rgba(255,255,255,.82); }

.mem-err, .mem-ok {
  width: 100%; padding: 10px 14px; border-radius: 10px;
  font-size: 13px; line-height: 1.5; margin-bottom: 16px; display: none;
}
.mem-err { background: rgba(239,68,68,.10); border: 1px solid rgba(239,68,68,.22); color: #fca5a5; }
.mem-ok  { background: rgba(16,185,129,.09); border: 1px solid rgba(16,185,129,.22); color: #6ee7b7; }
.mem-err.show, .mem-ok.show { display: block; }

/* ── Account view ───────────────────────────────────────── */
.mem-acc-inner { padding: 28px 28px 32px; }

.mem-ph {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 24px; padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.mem-av {
  width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
  background: var(--border);
  color: var(--text); font-size: 20px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.mem-pi h2 { font-size: 18px; font-weight: 700; line-height: 1.3; }
.mem-pi p  { font-size: 12px; color: var(--text-3); margin-top: 2px; line-height: 1.4; }
.mem-pbadge {
  display: inline-flex; align-items: center;
  padding: 2px 9px; border-radius: 99px;
  font-size: 13px; font-weight: 700; margin-left: 8px;
  vertical-align: middle; text-transform: uppercase; letter-spacing: .04em;
}
.mem-pbadge.free { background: var(--surface-h); color: var(--text-2); }
.mem-pbadge.pro  { background: var(--surface-h); color: var(--text-2); }
.mem-pbadge.max  { background: var(--surface-h); color: var(--text-2); }

/* Tabs nav inside account */
.mem-nav {
  display: flex; gap: 4px; margin-bottom: 22px;
  border-bottom: 1px solid var(--border); padding-bottom: 0;
}
.mem-ntab {
  padding: 7px 14px; font-size: 13px; font-weight: 500;
  border: none; background: none; cursor: pointer;
  color: var(--text-3); border-bottom: 2px solid transparent;
  margin-bottom: -1px; font-family: inherit; transition: color .15s, border-color .15s;
}
.mem-ntab.active { color: var(--text); border-bottom-color: var(--accent); }
.mem-ntab:hover:not(.active) { color: var(--text-2); }

.mem-section { display: none; }
.mem-section.active { display: block; }

/* Stats grid */
.mem-g2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 22px; }
@media(max-width:560px){ .mem-g2 { grid-template-columns: 1fr; } }

.mem-card {
  background: var(--w03); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px;
}
.mem-ctitle {
  font-size: 13px; font-weight: 700; color: var(--text-3);
  text-transform: uppercase; letter-spacing: .07em; margin-bottom: 12px;
}
.mem-urow { margin-bottom: 12px; }
.mem-urow:last-of-type { margin-bottom: 0; }
.mem-uhead {
  display: flex; justify-content: space-between;
  font-size: 12px; margin-bottom: 5px;
}
.mem-uhead b { font-weight: 600; }
.mem-meter {
  height: 5px; background: var(--surface-h);
  border-radius: 99px; overflow: hidden;
}
.mem-mfill {
  height: 100%; border-radius: 99px;
  background: var(--green);
  transition: width .5s cubic-bezier(.34,1.56,.64,1);
}
.mem-mfill.warn { background: var(--orange); }
.mem-mfill.full { background: var(--red); }

.mem-sgrid { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; }
.mem-sitem { text-align: center; }
.mem-snum { font-size: 20px; font-weight: 700; }
.mem-slbl { font-size: 13px; color: var(--text-3); margin-top: 3px; line-height: 1.4; }

/* Plans grid */
.mem-pgrid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 14px;
  margin-bottom: 8px;
}
@media(max-width:560px){ .mem-pgrid { grid-template-columns: 1fr; } }

.mem-pcard {
  background: var(--w03); border: 1px solid var(--surface-h);
  border-radius: 16px; padding: 28px 24px; position: relative;
  transition: border-color .18s;
  display: flex; flex-direction: column;
}
.mem-pcard:hover { border-color: var(--w15); }
.mem-pcard.cur  { border-color: var(--w18); }

.mem-pname {
  font-size: 13px; font-weight: 700; margin-bottom: 18px;
  color: var(--text-3); letter-spacing: .09em; text-transform: uppercase;
}
.mem-pprice { font-size: 36px; font-weight: 800; margin-bottom: 2px; line-height: 1; }
.mem-pprice sup { font-size: 16px; font-weight: 500; vertical-align: super; color: var(--text-2); line-height: 0; }
.mem-pprice .per { font-size: 14px; font-weight: 400; color: var(--text-3); }
.mem-pdesc { font-size: 13px; color: var(--text-3); margin: 10px 0 22px; line-height: 1.6; }
.mem-pfeat { list-style: none; margin-bottom: 24px; flex: 1; }
.mem-pfeat li {
  font-size: 13px; padding: 5px 0;
  display: flex; align-items: flex-start; gap: 10px;
  line-height: 1.5; color: var(--text-2);
  border-bottom: 1px solid var(--w04);
}
.mem-pfeat li:last-child { border-bottom: none; }
.mem-pfeat li .ic { flex-shrink: 0; font-size: 13px; margin-top: 1px; color: var(--text-3); font-style: normal; }
.mem-pfeat li.off { color: var(--text-3); opacity: .45; }

.mem-pbtn {
  width: 100%; padding: 13px; border-radius: 10px; border: 1px solid var(--w10);
  font-size: 14px; font-weight: 600; cursor: pointer; margin-top: auto;
  font-family: inherit; transition: all .15s;
  background: var(--w06); color: var(--text-2);
}
.mem-pbtn:hover:not(:disabled) { background: var(--w10); color: var(--text); }
.mem-pbtn:disabled { opacity: .4; cursor: not-allowed; }
.mem-pbtn.cur { background: var(--w06); color: var(--text-3); border-color: var(--w09); cursor: default; }
.mem-pbtn.uf  { background: var(--w06); color: var(--text-2); }
.mem-pbtn.up  { background: var(--text); color: var(--bg2); border-color: var(--text); }
.mem-pbtn.up:hover:not(:disabled) { opacity: .85; }
.mem-pbtn.um  { background: var(--text); color: var(--bg2); border-color: var(--text); }
.mem-pbtn.um:hover:not(:disabled) { opacity: .85; }
.mem-pbtn.dn  { background: var(--w04); color: var(--text-3); border-color: var(--w08); cursor: not-allowed; opacity: .55; }
.mem-pcard.dn { opacity: .6; }
.mem-pcard.dn .mem-pname,
.mem-pcard.dn .mem-pprice,
.mem-pcard.dn .mem-pdesc { opacity: .7; }

/* Settings rows */
.mem-scard {
  background: var(--w03); border: 1px solid var(--border);
  border-radius: 12px; margin-bottom: 12px; overflow: hidden;
}
.mem-srow {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 16px; border-bottom: 1px solid var(--surface);
}
.mem-srow:last-child { border-bottom: none; }
.mem-srow h4 { font-size: 13px; font-weight: 500; line-height: 1.4; }
.mem-srow p  { font-size: 13px; color: var(--text-3); margin-top: 2px; line-height: 1.6; }
.mem-sact {
  padding: 6px 12px; border-radius: 7px; font-size: 12px; font-weight: 500;
  cursor: pointer; border: 1px solid var(--border);
  background: transparent; color: var(--text-3);
  font-family: inherit; transition: all .15s; flex-shrink: 0;
}
.mem-sact:hover { background: var(--surface); color: var(--text); }
.mem-sact.danger { color: var(--red-s); border-color: var(--re28); }
.mem-sact.danger:hover { background: var(--re10); }

/* ══ Account modal: wide sidebar layout ═══════════════════ */
.mem-acc-layout {
  display: grid;
  grid-template-columns: 230px 1fr;
  min-height: 520px;
  max-height: 90vh;
  overflow: hidden;
}

/* Sidebar */
.mem-sidebar {
  display: flex; flex-direction: column;
  border-right: 1px solid var(--w06);
  background: var(--w02);
  overflow-y: auto; padding: 16px 0 12px; max-height: 90vh;
}
.mem-sb-profile {
  display: flex; align-items: center; gap: 10px;
  padding: 0 14px 14px;
  border-bottom: 1px solid var(--w06);
  margin-bottom: 8px;
}
.mem-sb-av {
  width: 40px; height: 40px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.mem-sb-name { font-size: 14px; font-weight: 600; color: var(--text); line-height: 1.3; }
.mem-sb-email {
  font-size: 13px; color: var(--text-3); margin-top: 2px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 130px;
}
.mem-sb-usage {
  padding: 10px 14px 12px;
  border-bottom: 1px solid var(--w06);
  margin-bottom: 4px;
}
.mem-sb-usage-row {
  display: flex; justify-content: space-between;
  font-size: 13px; color: var(--text-3); margin-bottom: 5px;
}
.mem-sb-usage-row b { color: var(--text); font-weight: 600; }
.mem-sb-meter { height: 3px; background: var(--w09); border-radius: 99px; overflow: hidden; }
.mem-sb-mfill {
  height: 100%; border-radius: 99px;
  background: var(--green); transition: width .4s;
}
.mem-sb-mfill.warn { background: var(--orange); }
.mem-sb-mfill.full { background: var(--red); }

.mem-sn-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 18px; font-size: 15px; font-weight: 500;
  cursor: pointer; border: none; width: 100%;
  background: transparent; color: var(--text-3);
  font-family: inherit; text-align: left; transition: all .1s;
}
.mem-sn-item:hover { background: var(--w04, var(--w05)); color: var(--text); }
.mem-sn-item.active { background: var(--w06); color: var(--text); }
.mem-sn-sep { height: 1px; background: var(--w06); margin: 6px 12px; }
.mem-sn-logout { color: var(--red-s, rgba(239,68,68,.6)) !important; margin-top: auto; }
.mem-sn-logout:hover { background: var(--re10) !important; color: #fca5a5 !important; }
.mem-sn-icon { flex-shrink: 0; display: flex; align-items: center; opacity: .55; transition: opacity .1s; }
.mem-sn-icon svg { width: 18px; height: 18px; }
.mem-sn-item:hover .mem-sn-icon,
.mem-sn-item.active .mem-sn-icon { opacity: 1; }
.mem-sn-logout .mem-sn-icon { opacity: .5; }

/* Panels */
.mem-panels { overflow-y: auto; padding: 26px 28px; max-height: 90vh; }
.mem-panel { display: none; }
.mem-panel.active { display: block; }
.mem-panel-title { font-size: 18px; font-weight: 700; margin-bottom: 5px; color: var(--text); }
.mem-panel-sub { font-size: 13.5px; color: var(--text-3); margin-bottom: 20px; line-height: 1.55; }

/* Settings cards */
.mem-sc {
  background: var(--w03); border: 1px solid var(--w06);
  border-radius: 10px; margin-bottom: 12px; overflow: hidden;
}
.mem-sc-hdr { padding: 10px 18px; border-bottom: 1px solid var(--w05); }
.mem-sc-hdr h3 { font-size: 13px; font-weight: 600; color: var(--text-3); letter-spacing: .07em; text-transform: uppercase; }
.mem-sr {
  display: flex; align-items: center; justify-content: space-between;
  padding: 15px 18px; border-bottom: 1px solid var(--w05); gap: 14px; flex-wrap: wrap;
}
.mem-sr:last-child { border-bottom: none; }
.mem-sr-info { flex: 1; min-width: 140px; }
.mem-sr-info h4 { font-size: 14.5px; font-weight: 500; color: var(--text); }
.mem-sr-info p { font-size: 12.5px; color: var(--text-3); margin-top: 3px; line-height: 1.45; }

/* Toggle */
.mem-toggle { position: relative; display: inline-block; width: 36px; height: 20px; flex-shrink: 0; }
.mem-toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.mem-tsl {
  position: absolute; cursor: pointer; inset: 0;
  background: var(--w15); border-radius: 99px; transition: .18s;
}
.mem-tsl::before {
  content: ''; position: absolute; height: 14px; width: 14px;
  left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: .18s;
}
.mem-toggle input:checked + .mem-tsl { background: var(--green); }
.mem-toggle input:checked + .mem-tsl::before { transform: translateX(16px); }

/* Seg control */
.mem-seg {
  display: inline-flex; background: var(--w06);
  border-radius: 6px; padding: 2px; gap: 2px; flex-shrink: 0;
}
.mem-seg-btn {
  padding: 5px 11px; border-radius: 5px; font-size: 12px; font-weight: 500;
  cursor: pointer; border: none; background: transparent;
  color: var(--text-3); font-family: inherit; transition: all .1s;
}
.mem-seg-btn.active { background: #fff; color: #111; font-weight: 700; }
.mem-seg-btn:hover:not(.active) { background: var(--w09); color: var(--text); }

/* Select */
.mem-sselect {
  padding: 7px 26px 7px 10px; background: var(--w06);
  border: 1px solid var(--w10); border-radius: 6px;
  color: var(--text); font-size: 13px; outline: none;
  cursor: pointer; font-family: inherit; appearance: none;
  min-width: 140px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23585858' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 7px center;
}
.mem-sselect option { background: #1a1a1a; }

/* Inline edit */
.mem-sr-edit { display: flex; gap: 6px; align-items: center; max-width: 250px; width: 100%; }
.mem-sr-edit input {
  flex: 1; padding: 7px 10px; background: var(--w06);
  border: 1px solid var(--w10); border-radius: 6px;
  color: var(--text); font-size: 12px; outline: none; font-family: inherit; min-width: 0;
}
.mem-sr-edit input:focus { border-color: var(--ac60); }
.mem-save-btn {
  padding: 6px 11px; border-radius: 6px;
  border: 1px solid rgba(16,185,129,.25); background: rgba(16,185,129,.08);
  color: var(--green); font-size: 13px; font-weight: 500;
  cursor: pointer; font-family: inherit; white-space: nowrap; transition: all .12s;
}
.mem-save-btn:hover { background: rgba(16,185,129,.16); }

/* Password change expandable form */
.mem-pw-form { display:none; padding:14px 18px 16px; border-top:1px solid var(--w05); background:var(--w03); }
.mem-pw-form.open { display:block; animation:cfIn .15s ease both; }
.mem-pw-form .mem-field { margin-bottom:12px; }
.mem-pw-form .mem-field:last-of-type { margin-bottom:0; }
.mem-pw-form .mem-field label { display:block; font-size:10px; font-weight:700; color:var(--text-3); text-transform:uppercase; letter-spacing:.07em; margin-bottom:5px; }
.mem-pw-form .mem-field input { width:100%; padding:9px 12px; background:var(--w06); border:1px solid var(--w10); border-radius:8px; color:var(--text); font-size:13px; outline:none; transition:border-color .15s; font-family:inherit; box-sizing:border-box; }
.mem-pw-form .mem-field input:focus { border-color:var(--ac60); }
.mem-pw-actions { display:flex; gap:8px; margin-top:14px; }

/* ── Avatar upload ── */
.mem-av-upload-area { display:flex; align-items:center; gap:14px; }
.mem-av-upload-preview {
  width:56px; height:56px; border-radius:14px; flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),var(--accent)88);
  display:flex; align-items:center; justify-content:center;
  font-size:22px; font-weight:700; color:#fff;
  cursor:pointer; overflow:hidden; position:relative;
  border:2px solid var(--w10); transition:opacity .15s; user-select:none;
}
.mem-av-upload-preview:hover { opacity:.85; }
.mem-av-upload-preview img { width:100%; height:100%; object-fit:cover; display:block; }
.mem-av-cam {
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  background:rgba(0,0,0,.45); opacity:0; transition:opacity .15s; pointer-events:none;
}
.mem-av-upload-preview:hover .mem-av-cam { opacity:1; }
.mem-av-upload-btns { display:flex; flex-direction:column; gap:6px; }

/* Avatar colors */
.mem-av-colors { display: flex; gap: 6px; flex-wrap: wrap; }
.mem-av-col {
  width: 22px; height: 22px; border-radius: 6px; cursor: pointer;
  border: 2px solid transparent; position: relative; transition: transform .12s;
}
.mem-av-col:hover { transform: scale(1.2); }
.mem-av-col.sel { border-color: #fff; }
.mem-av-col.sel::after {
  content: '✓'; position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 9px; color: #fff; font-weight: 800;
}

/* Stat grid */
.mem-stat-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.mem-stat-cell { padding: 12px 16px; border-right: 1px solid var(--w06); }
.mem-stat-cell:last-child { border-right: none; }
.mem-stat-cell .sv { font-size: 17px; font-weight: 700; }
.mem-stat-cell .sl { font-size: 13px; color: var(--text-3); margin-top: 2px; }

/* Danger zone */
.mem-danger-zone {
  border: 1px solid rgba(239,68,68,.15);
  border-radius: 10px; overflow: hidden; margin-bottom: 10px;
}
.mem-danger-zone .mem-sc-hdr h3 { color: rgba(239,68,68,.6); }

/* Plan cards inside modal */
.mem-pcard2 {
  background: var(--w03); border: 1px solid var(--w06);
  border-radius: 10px; padding: 16px 14px;
  position: relative; overflow: hidden;
}
.mem-pcard2.cur { border-color: rgba(16,185,129,.35); }
.mem-pcard2::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
}
.mem-pcard2.free::before { background: #6b7280; }
.mem-pcard2.pro::before { background: linear-gradient(90deg,#10b981,#34d399); }
.mem-pcard2.max::before { background: linear-gradient(90deg,#f59e0b,#fbbf24); }
.mem-pname2 { font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.mem-pprice2 { font-size: 20px; font-weight: 800; margin-bottom: 2px; }
.mem-pprice2 sup { font-size: 13px; vertical-align: super; }
.mem-pprice2 .per { font-size: 13px; font-weight: 400; color: var(--text-3); }
.mem-pdesc2 { font-size: 13px; color: var(--text-3); margin-bottom: 10px; }
.mem-pfeat2 { list-style: none; margin-bottom: 12px; }
.mem-pfeat2 li { font-size: 13px; padding: 2px 0; display: flex; gap: 5px; }
.mem-pfeat2 li.off { color: var(--text-3); }
.mem-pbtn2 {
  width: 100%; padding: 7px; border-radius: 6px; border: none;
  font-size: 13px; font-weight: 600; cursor: pointer; font-family: inherit;
}
.mem-pbtn2.cur { background: rgba(16,185,129,.1); color: var(--green); border: 1px solid rgba(16,185,129,.25); cursor: default; }
.mem-pbtn2.uf { background: var(--w09); color: var(--text); border: 1px solid var(--w10); }
.mem-pbtn2.up { background: linear-gradient(135deg,#10b981,#059669); color: #fff; }
.mem-pbtn2.um { background: linear-gradient(135deg,#f59e0b,#d97706); color: #fff; }

.mem-icon-btn {
  padding: 6px 10px; border-radius: 6px;
  border: 1px solid var(--w10); background: transparent;
  color: var(--text-3); font-size: 13px; font-weight: 500;
  cursor: pointer; font-family: inherit; transition: all .12s; white-space: nowrap;
}
.mem-icon-btn:hover { background: var(--w09); color: var(--text); }
.mem-icon-btn.danger { color: rgba(239,68,68,.7); border-color: rgba(239,68,68,.2); }
.mem-icon-btn.danger:hover { background: var(--re10); color: #fca5a5; }

/* ── API panel ───────────────────────────────────────────────────────────── */
.api-gate {
  text-align: center; padding: 36px 24px 30px;
  background: var(--w03); border: 1px solid var(--w06); border-radius: 14px;
}
.api-gate-icon {
  width: 52px; height: 52px; border-radius: 14px; margin: 0 auto 14px;
  background: var(--w06); display: flex; align-items: center; justify-content: center;
  color: var(--text-3);
}
.api-gate h3 { font-size: 15px; font-weight: 700; margin-bottom: 7px; }
.api-gate p  { font-size: 12.5px; color: var(--text-3); line-height: 1.65; margin-bottom: 20px; }

.api-section {
  background: var(--w03); border: 1px solid var(--w06);
  border-radius: 14px; padding: 18px 20px; margin-bottom: 12px;
}
.api-section:last-child { margin-bottom: 0; }
.api-section-hdr {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px;
}
.api-section-label {
  font-size: 10.5px; font-weight: 700; color: var(--text-3);
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: 14px;
}
.api-section-hdr .api-section-label { margin-bottom: 0; }

/* key display */
.api-key-field {
  background: rgba(0,0,0,.35); border: 1px solid var(--w09); border-radius: 9px;
  padding: 11px 14px; margin-bottom: 10px;
  font-family: 'SF Mono','Cascadia Code','Fira Mono',monospace;
  font-size: 12.5px; color: var(--text-2); letter-spacing: .03em;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  user-select: all; cursor: text;
}
.api-key-actions { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 11px; }
.api-key-actions button {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 6px 13px; border-radius: 7px; border: 1px solid var(--w10);
  background: var(--w05); color: var(--text-2);
  font-size: 12px; font-weight: 500; cursor: pointer;
  font-family: inherit; transition: all .12s;
}
.api-key-actions button:hover { background: var(--w09); color: var(--text); }
.api-key-actions button.danger {
  color: rgba(239,68,68,.75); border-color: rgba(239,68,68,.2);
}
.api-key-actions button.danger:hover { background: var(--re10); color: var(--red-s); }
.api-key-note {
  font-size: 11.5px; color: var(--text-3); line-height: 1.55;
}
.api-key-note code {
  background: var(--w09); border-radius: 4px; padding: 1px 6px;
  font-family: monospace; font-size: 10.5px; color: var(--text-2);
}

/* endpoint info table */
.api-info-table { display: flex; flex-direction: column; }
.api-info-row {
  display: flex; align-items: center; gap: 12px;
  padding: 9px 0; border-bottom: 1px solid var(--w05);
}
.api-info-row:first-child { padding-top: 0; }
.api-info-row:last-child  { border-bottom: none; padding-bottom: 0; }
.api-info-k {
  font-size: 12px; color: var(--text-3); width: 72px; flex-shrink: 0;
}
.api-info-v {
  font-family: 'SF Mono','Cascadia Code',monospace;
  font-size: 12px; color: var(--text-2);
  background: var(--w06); border-radius: 5px; padding: 2px 8px;
  min-width: 0; word-break: break-all; white-space: normal;
}
.api-info-v--url { color: var(--text-3); font-size: 13px; }
.api-info-v--method {
  background: rgba(16,185,129,.12); color: #34d399;
  font-weight: 700; letter-spacing: .04em;
}

/* tab bar */
.api-tabs {
  display: flex; gap: 2px;
  background: var(--w06); border-radius: 7px; padding: 2px;
}
.api-tab {
  padding: 4px 12px; border-radius: 5px; border: none; background: transparent;
  color: var(--text-3); font-size: 11.5px; font-weight: 500;
  cursor: pointer; font-family: inherit; transition: all .1s;
}
.api-tab.active {
  background: var(--bg5); color: var(--text); font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,.25);
}

/* code block */
.api-code-wrap {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 4px 24px rgba(0,0,0,.35);
}
.api-code-pre {
  background: #0d1117;
  margin: 0;
  padding: 20px 20px 18px;
  font-family: 'SF Mono','Cascadia Code','Fira Mono',monospace;
  font-size: 13px; color: #c9d1d9; line-height: 1.7;
  overflow-x: auto; white-space: pre;
  tab-size: 4;
}
/* Syntax tint — keywords, strings, numbers */
.api-code-pre .kw  { color: #c792ea; font-weight: 600; }
.api-code-pre .st  { color: #a6e3a1; }
.api-code-pre .nm  { color: #f9ae58; }
.api-code-pre .cm  { color: #546e7a; font-style: italic; }

.api-copy-btn {
  position: absolute; top: 10px; right: 10px;
  width: 30px; height: 30px; padding: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 7px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.45);
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
  backdrop-filter: blur(6px);
}
.api-copy-btn:hover {
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.22);
  color: rgba(255,255,255,.9);
}
.mem-notif-always {
  display: inline-flex; gap: 3px; font-size: 13px; color: var(--text-3);
  padding: 2px 7px; background: var(--w05); border-radius: 99px;
}
.mem-pbadge {
  display: inline-flex; padding: 1px 7px; border-radius: 99px;
  font-size: 13px; font-weight: 600; margin-left: 6px; vertical-align: middle;
}
.mem-pbadge.free { background: rgba(107,114,128,.18); color: #9ca3af; }
.mem-pbadge.pro  { background: rgba(16,185,129,.15); color: #34d399; }
.mem-pbadge.max  { background: rgba(245,158,11,.15); color: #fbbf24; }

@media(max-width:700px) {
  .mem-acc-layout { grid-template-columns: 1fr; }
  .mem-sidebar {
    flex-direction: row; overflow-x: auto; padding: 8px;
    border-right: none; border-bottom: 1px solid var(--w06);
  }
  .mem-sb-profile, .mem-sb-usage { display: none; }
  .mem-sn-sep { display: none; }
  .mem-sn-item { white-space: nowrap; flex-shrink: 0; border-radius: 7px; padding: 8px 12px; gap: 7px; }
  .mem-sn-icon { display: none; }
}

/* Inner confirm modal (upgrade confirm) */
#mem-cmodal-overlay {
  position: fixed; inset: 0; background: var(--ov55);
  backdrop-filter: blur(4px); z-index: 900;
  display: none; align-items: center; justify-content: center; padding: 20px;
}
#mem-cmodal-overlay.show { display: flex; }
.mem-cmodal {
  background: var(--bg4); border: 1px solid var(--w10);
  border-radius: 16px; padding: 26px; max-width: 340px; width: 100%;
  box-shadow: 0 32px 80px var(--ov60);
}
.mem-cmodal h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.mem-cmodal p  { font-size: 13px; color: var(--text-2); margin-bottom: 20px; line-height: 1.6; white-space: pre-line; }
.mem-cmodal-btns { display: flex; gap: 8px; }
.mem-cmodal-btns button {
  flex: 1; padding: 9px; border-radius: 8px;
  font-size: 13px; font-weight: 600; cursor: pointer;
  border: none; font-family: inherit; transition: all .15s;
}
.mem-ccancel { background: var(--border); color: var(--text); }
.mem-ccancel:hover { background: var(--w13); }
.mem-cok { background: var(--accent); color: var(--white); }
.mem-cok:hover { opacity: .88; }
.mem-cok.green { background: var(--green); }
.mem-cok.gold  { background: var(--orange); }

/* ══ Payment Popup ════════════════════════════════════════════ */
#pay-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,.6); backdrop-filter: blur(6px);
  display: none; align-items: center; justify-content: center; padding: 16px;
}
#pay-overlay.open { display: flex; }

#pay-box {
  position: relative; display: flex;
  width: 100%; max-width: 760px; max-height: 92vh;
  background: var(--bg2); border: 1px solid var(--w10);
  border-radius: 22px; overflow: hidden;
  box-shadow: 0 40px 100px rgba(0,0,0,.55);
  animation: memSlideUp .22s cubic-bezier(.16,1,.3,1);
}

.pay-close {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  width: 32px; height: 32px; border-radius: 8px;
  border: none; background: var(--w08); color: var(--text-3);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all .12s;
}
.pay-close:hover { background: var(--w12); color: var(--text); }

/* Left column */
.pay-left {
  width: 280px; flex-shrink: 0;
  background: var(--w03); border-right: 1px solid var(--w08);
  padding: 32px 24px 28px; display: flex; flex-direction: column; gap: 0;
  overflow-y: auto; max-height: 92vh;
}
.pay-plan-badge {
  display: inline-flex; padding: 3px 10px; border-radius: 99px;
  font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  background: rgba(16,185,129,.15); color: #34d399; margin-bottom: 12px;
  width: fit-content;
}
.pay-plan-badge.max { background: rgba(245,158,11,.15); color: #fbbf24; }
.pay-plan-badge.llm { background: rgba(139,92,246,.15); color: #a78bfa; }
.pay-plan-name { font-size: 20px; font-weight: 800; margin-bottom: 5px; }
.pay-plan-desc { font-size: 12.5px; color: var(--text-3); line-height: 1.5; margin-bottom: 20px; }

.pay-period-sel { display: flex; gap: 6px; margin-bottom: 20px; }
.pay-pd {
  flex: 1; padding: 8px 6px; border-radius: 9px; font-size: 12px; font-weight: 500;
  border: 1px solid var(--w09); background: transparent; color: var(--text-3);
  cursor: pointer; font-family: inherit; transition: all .12s; text-align: center;
}
.pay-pd.active { background: var(--w09); color: var(--text); border-color: var(--w15); }
.pay-save-badge {
  display: inline-block; background: rgba(16,185,129,.2); color: #34d399;
  font-size: 13px; font-weight: 700; padding: 1px 5px; border-radius: 4px; margin-left: 3px;
}

.pay-price-row { display: flex; align-items: baseline; gap: 4px; margin-bottom: 2px; }
.pay-price { font-size: 36px; font-weight: 800; }
.pay-price-sub { font-size: 14px; color: var(--text-3); margin-bottom: 3px; }
.pay-price-note { font-size: 11.5px; color: var(--text-3); margin-bottom: 18px; min-height: 16px; }

.pay-feat-list { flex: 1; margin-bottom: 20px; }
.pay-feat-list li {
  font-size: 12.5px; color: var(--text-2); padding: 4px 0;
  display: flex; align-items: center; gap: 8px; line-height: 1.4;
}
.pay-feat-list li::before {
  content: '✓'; color: #10b981; font-size: 12px; flex-shrink: 0;
}

.pay-secure-note {
  display: flex; align-items: center; gap: 5px;
  font-size: 13px; color: var(--text-3); margin-top: auto;
}

/* ── Card form ── */
.pay-cf { margin-bottom: 14px; }
.pay-cf-label { display: block; font-size: 12px; color: var(--text-3); font-weight: 500; margin-bottom: 6px; }
.pay-cf-input {
  width: 100%; padding: 11px 14px; border-radius: 10px;
  border: 1.5px solid var(--w10); background: var(--w05);
  color: var(--text); font-size: 14px; font-family: inherit;
  transition: border-color .12s; box-sizing: border-box;
}
.pay-cf-input:focus { outline: none; border-color: rgba(16,185,129,.5); background: var(--w06); }
#pay-card-element.pay-cf-input { min-height: 44px; cursor: text; }
.pay-cf-row { display: flex; gap: 10px; }
.pay-dev-notice {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(245,158,11,.1); color: #f59e0b; border: 1px solid rgba(245,158,11,.22);
  font-size: 11.5px; font-weight: 600; padding: 5px 12px; border-radius: 8px; margin-bottom: 16px;
}
#pay-card-error { color: #ef4444; font-size: 12px; min-height: 16px; margin: -6px 0 10px; }
.pay-secure-mini {
  display: flex; align-items: center; justify-content: center; gap: 5px;
  font-size: 13px; color: var(--text-3); margin-top: 10px;
}

/* Right column */
.pay-right {
  flex: 1; padding: 32px 28px 28px; overflow-y: auto; min-width: 0; max-height: 92vh;
}
.pay-step-title {
  font-size: 16px; font-weight: 700; margin-bottom: 20px; color: var(--text);
}

/* Method buttons */
.pay-method-info {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; border-radius: 10px; margin-bottom: 16px;
  border: 1.5px solid rgba(16,185,129,.35); background: rgba(16,185,129,.06);
  font-size: 13px; color: var(--text-2);
}
.pay-method-info .pay-m-icon { flex-shrink: 0; color: #10b981; opacity: .9; }

.pay-proceed-btn {
  width: 100%; padding: 13px; border-radius: 11px; border: none;
  background: var(--text); color: var(--bg2);
  font-size: 14px; font-weight: 700; cursor: pointer;
  font-family: inherit; display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: opacity .12s; margin-top: 6px;
}
.pay-proceed-btn:hover { opacity: .87; }
.pay-proceed-btn:disabled { opacity: .4; cursor: not-allowed; }

/* Stripe waiting */
.pay-stripe-info {
  display: flex; flex-direction: column; align-items: center;
  gap: 16px; padding: 32px 0 24px;
}
.pay-spinner {
  width: 36px; height: 36px; border-radius: 50%;
  border: 3px solid var(--w12); border-top-color: var(--text);
  animation: paySpin .8s linear infinite;
}
@keyframes paySpin { to { transform: rotate(360deg); } }
.pay-stripe-info p { font-size: 13px; color: var(--text-3); }

/* Poll progress bar */
.pay-poll-bar {
  height: 3px; border-radius: 99px; background: var(--w09);
  overflow: hidden; margin: 10px 0 4px;
}
.pay-poll-fill {
  height: 100%; border-radius: 99px; background: #10b981;
  width: 0%; transition: width .5s ease;
}

/* Back button */
.pay-back-btn {
  display: block; width: 100%; margin-top: 14px; padding: 9px;
  border-radius: 8px; border: 1px solid var(--w09); background: transparent;
  color: var(--text-3); font-size: 12.5px; cursor: pointer; font-family: inherit;
  transition: all .12s;
}
.pay-back-btn:hover { background: var(--w06); color: var(--text); }

/* Success / Error */
.pay-success-icon {
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(16,185,129,.15); color: #10b981;
  font-size: 26px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
}
.pay-error-icon {
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(239,68,68,.12); color: #ef4444;
  font-size: 22px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
}
.pay-success-msg {
  text-align: center; font-size: 13.5px; color: var(--text-2);
  margin-bottom: 24px; line-height: 1.6;
}

/* AI Engine — current version hero card */
.ai-hero-card {
  display: flex; gap: 16px; align-items: flex-start;
  background: linear-gradient(135deg, rgba(16,185,129,.1) 0%, rgba(59,130,246,.07) 100%);
  border: 1px solid rgba(16,185,129,.25); border-radius: 16px;
  padding: 20px; margin-bottom: 24px;
}
.ai-hero-icon {
  width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
  background: rgba(16,185,129,.18); color: #10b981;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.ai-hero-body  { flex: 1; min-width: 0; }
.ai-hero-label {
  font-size: 10.5px; font-weight: 700; color: #10b981;
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: 4px;
}
.ai-hero-name  { font-size: 19px; font-weight: 800; margin-bottom: 4px; }
.ai-hero-desc  { font-size: 12px; color: var(--text-2); line-height: 1.5; margin-bottom: 12px; }
.ai-hero-feats { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.ai-hero-feats li {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--text-2);
}
.ai-hero-feats li svg { flex-shrink: 0; }

/* AI Engine — version history timeline */
.ver-his-title {
  font-size: 13px; font-weight: 700; color: var(--text-3);
  text-transform: uppercase; letter-spacing: .06em;
  padding-bottom: 12px; border-bottom: 1px solid var(--w08); margin-bottom: 18px;
}
.ver-timeline { position: relative; padding-left: 28px; }
.ver-timeline::before {
  content: ''; position: absolute; left: 7px; top: 10px; bottom: 10px;
  width: 2px; background: linear-gradient(to bottom, rgba(16,185,129,.6) 0%, var(--w08) 60%);
  border-radius: 1px;
}
.ver-item { position: relative; padding-bottom: 24px; }
.ver-item:last-child { padding-bottom: 0; }
.ver-dot {
  position: absolute; left: -24px; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid var(--w12); background: var(--bg2);
  box-sizing: border-box; transition: all .2s;
}
.ver-dot.active {
  border-color: #10b981; background: #10b981;
  box-shadow: 0 0 0 3px rgba(16,185,129,.2);
}
.ver-dot.done { border-color: rgba(16,185,129,.5); background: rgba(16,185,129,.12); }
.ver-header  { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; flex-wrap: wrap; }
.ver-name    { font-size: 13.5px; font-weight: 700; }
.ver-badge   {
  display: inline-flex; padding: 2px 8px; border-radius: 99px;
  font-size: 13px; font-weight: 700; white-space: nowrap;
}
.ver-badge.cur   { background: rgba(16,185,129,.15); color: #34d399; }
.ver-badge.done  { background: rgba(59,130,246,.12);  color: #60a5fa; }
.ver-badge.soon  { background: var(--w09); color: var(--text-3); }
.ver-badge.plan  { background: rgba(245,158,11,.12);  color: #fbbf24; }
.ver-desc  { font-size: 12px; color: var(--text-3); margin-bottom: 8px; line-height: 1.45; }
.ver-chips { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 10px; }
.ver-chip  {
  font-size: 13px; color: var(--text-3);
  background: var(--w05); border: 1px solid var(--w08);
  border-radius: 6px; padding: 3px 9px;
}
.ver-item.locked .ver-chip { opacity: .5; }
.ver-plan-req {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 8px;
  border: 1px solid var(--w08); background: var(--w05);
  font-size: 11.5px; color: var(--text-3); cursor: pointer;
  font-family: inherit; transition: all .14s;
}
.ver-plan-req:hover { background: var(--w09); color: var(--text-2); }

@media(max-width:640px){
  #pay-box { flex-direction: column; max-height: 95vh; }
  .pay-left { width: 100%; padding: 20px 20px 16px; border-right: none; border-bottom: 1px solid var(--w08); }
  .pay-period-sel, .pay-feat-list { display: none; }
  .pay-right { padding: 20px; }
}

/* Toast inside modal area */
#mem-toast {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--bg5); border: 1px solid var(--w10);
  color: var(--text); padding: 9px 18px; border-radius: 99px;
  font-size: 13px; font-weight: 500;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1);
  z-index: 1000; white-space: nowrap; pointer-events: none;
}
#mem-toast.show { transform: translateX(-50%) translateY(0); }

.mem-spin {
  display: inline-block; width: 14px; height: 14px;
  border: 2px solid var(--w25); border-top-color: var(--white);
  border-radius: 50%; animation: memSpin .6s linear infinite;
}
@keyframes memSpin { to { transform: rotate(360deg); } }

/* ── Social login ──────────────────────────────────────── */
.mem-social-div {
  display: flex; align-items: center; gap: 14px;
  width: 100%; margin: 22px 0 18px;
}
.mem-social-hr { flex: 1; height: 1px; background: rgba(255,255,255,.07); }
.mem-social-label { font-size: 12px; color: rgba(255,255,255,.25); white-space: nowrap; letter-spacing: .02em; }

.mem-social-btns { display: flex; flex-direction: column; gap: 8px; width: 100%; }
.mem-social-btn {
  display: grid; grid-template-columns: 24px 1fr; align-items: center; gap: 0;
  width: 100%; padding: 12px 18px;
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07);
  border-radius: 12px; color: rgba(255,255,255,.62); font-size: 14px; font-weight: 500;
  cursor: pointer; transition: background .15s, border-color .15s, color .15s;
  font-family: inherit; text-align: center;
}
.mem-social-btn span { text-align: center; }
.mem-social-btn:hover:not(:disabled) {
  background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.13);
  color: rgba(255,255,255,.82);
}
.mem-social-btn:disabled { opacity: .28; cursor: not-allowed; }
.mem-social-btn svg { width: 20px; height: 20px; flex-shrink: 0; }

/* Phone OTP panel */
.mem-phone-panel { width: 100%; margin-top: 12px; display: none; }
.mem-phone-panel.open { display: block; }
.mem-phone-row { display: flex; gap: 8px; margin-bottom: 12px; }
.mem-cc-select {
  width: 100px; flex-shrink: 0;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px; color: var(--text); font-size: 14px;
  padding: 13px 10px; outline: none; cursor: pointer; font-family: inherit;
  transition: border-color .15s; appearance: none;
}
.mem-cc-select:focus { border-color: rgba(255,255,255,.28); }
.mem-phone-input {
  flex: 1; padding: 13px 16px;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px; color: var(--text); font-size: 15px;
  outline: none; transition: border-color .15s, background .15s; font-family: inherit;
}
.mem-phone-input:focus { border-color: rgba(255,255,255,.28); background: rgba(255,255,255,.07); }
.mem-phone-input::placeholder { color: rgba(255,255,255,.18); }
.mem-otp-section { margin-top: 14px; }
.mem-otp-label { font-size: 13px; color: rgba(255,255,255,.38); margin-bottom: 14px; line-height: 1.5; }
.mem-otp-boxes { display: flex; gap: 10px; justify-content: center; margin-bottom: 16px; }
.mem-otp-box {
  width: 48px; height: 56px; text-align: center; border-radius: 12px;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08);
  color: var(--text); font-size: 24px; font-weight: 700;
  outline: none; transition: border-color .15s; font-family: inherit;
}
.mem-otp-box:focus { border-color: rgba(255,255,255,.38); }
.mem-otp-resend { font-size: 12px; color: rgba(255,255,255,.28); text-align: center; margin-top: 10px; }
.mem-otp-resend a { color: rgba(255,255,255,.52); cursor: pointer; text-decoration: none; }
.mem-otp-resend a:hover { color: rgba(255,255,255,.78); }
.mem-otp-dev {
  background: var(--yellow-bg); border: 1px solid var(--yellow-bdr);
  border-radius: 8px; padding: 8px 12px; margin-bottom: 10px;
  font-size: 12px; color: var(--yellow-h); display: none;
}
.mem-otp-dev.show { display: block; }

/* ── Search modal ─────────────────────────────────────────── */
#search-modal {
  position: fixed; inset: 0;
  z-index: 9500;
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 12vh;
  animation: searchFadeIn .15s ease;
}
#search-modal.d-none { display: none; }
@keyframes searchFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.search-panel {
  width: 100%; max-width: 580px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,.5);
  animation: searchSlideIn .18s cubic-bezier(.16,1,.3,1);
}
@keyframes searchSlideIn {
  from { opacity: 0; transform: scale(.97) translateY(-8px); }
  to   { opacity: 1; transform: scale(1)   translateY(0); }
}
.search-input-wrap {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
}
.search-input-wrap svg { flex-shrink: 0; color: var(--text-3); }
#search-modal-input {
  flex: 1; background: none; border: none; outline: none;
  font-size: 16px; color: var(--text); font-family: inherit;
}
#search-modal-input::placeholder { color: var(--text-3); }
.search-esc-hint {
  font-size: 11px; color: var(--text-3);
  background: var(--w08); border: 1px solid var(--border);
  border-radius: 5px; padding: 2px 6px; flex-shrink: 0;
}
#search-results {
  max-height: 420px; overflow-y: auto;
  padding: 6px;
}
#search-results::-webkit-scrollbar { width: 3px; }
#search-results::-webkit-scrollbar-thumb { background: var(--surface-h); border-radius: 2px; }
.search-result-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 10px; cursor: pointer;
  color: var(--text-2); transition: background .1s;
}
.search-result-item:hover,
.search-result-item.active { background: var(--w06); color: var(--text); }
.search-result-icon { flex-shrink: 0; color: var(--text-3); }
.search-result-title { flex: 1; font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.search-result-time  { font-size: 12px; color: var(--text-3); flex-shrink: 0; }
.search-no-result {
  padding: 32px; text-align: center;
  font-size: 14px; color: var(--text-3);
}
.search-footer {
  display: flex; align-items: center; justify-content: center;
  gap: 20px; padding: 10px 18px;
  border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-3);
}
.search-footer-item {
  display: flex; align-items: center; gap: 5px;
}
.search-footer-item svg {
  color: var(--text-3); flex-shrink: 0;
  background: var(--w08); border: 1px solid var(--border);
  border-radius: 4px; padding: 2px;
  width: 18px; height: 18px; box-sizing: border-box;
}
.search-footer kbd {
  font-size: 11px; background: var(--w08); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 6px; font-family: inherit;
}

/* ── Utility ──────────────────────────────────────────────── */

/* Display / visibility */
.d-none    { display: none; }

/* Spacing */
.m-0       { margin: 0; }
.mb-8      { margin-bottom: 8px; }
.mb-14     { margin-bottom: 14px; }
.mt-6      { margin-top: 6px; }
.min-w-0   { min-width: 0; }

/* Flex helpers */
.flex-1       { flex: 1; }
.d-flex-gap6  { display: flex; gap: 6px; }

/* Text */
.text-center  { text-align: center; }
.fw-600       { color: var(--text); font-weight: 600; }

/* Padding */
.mem-ci-pad   { padding: 10px 16px 14px; }
.mem-ci-footer{ display: flex; justify-content: space-between; margin-top: 6px; }

/* Colours — stat / plan */
.clr-green    { color: #10b981; }
.clr-blue     { color: #3b82f6; }
.clr-amber    { color: #f59e0b; }
.clr-red-soft { color: rgba(239,68,68,.8); }

/* Plan card */
.mem-pname-title { font-size: 20px; font-weight: 700; }
.mem-plan-sub    { font-size: 12px; color: var(--text-3); margin-top: 3px; }
.mem-price-lg    { font-size: 30px; }

/* Opacity */
.op-50 { opacity: .5; }

/* ── Toast notification ───────────────────────────────────── */
.toast-notification {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e1e1e;
  color: #e2e8f0;
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 12px;
  z-index: 9999;
  pointer-events: none;
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
  transition: opacity .3s;
}

/* ── Inline error message ─────────────────────────────────── */
.md-error-msg { color: var(--red-h); font-size: 13px; }

/* ── VLM / preview panel labels ──────────────────────────── */
.vlm-section-hdr {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.vlm-divider {
  border-top: 1px solid var(--border, #333);
  padding-top: 7px;
  margin-top: 4px;
  font-size: 12px;
  font-family: monospace;
  color: var(--muted-fg, #888);
}
.vlm-pre {
  font-size: 12px;
  line-height: 1.7;
  font-family: monospace;
  margin: 0;
}
.vlm-pre-lg {
  font-size: 12px;
  line-height: 1.8;
  font-family: monospace;
  margin: 0;
}
.vlm-footer-hint {
  font-size: 13px;
  color: var(--muted-fg, #888);
  margin-bottom: 6px;
}

/* ── Empty-state hints ────────────────────────────────────── */
.sess-empty-hint {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text-3);
}
.proj-empty-hint {
  padding: 3px 8px 3px 20px;
  font-size: 10px;
  color: var(--text-3);
}

/* ── Muted small text ─────────────────────────────────────── */
.muted-sm { color: var(--muted-fg, #888); font-size: 13px; }

/* ── Camera / live panel ──────────────────────────────────── */
.cam-status-hdr {
  font-size: 12px;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.cam-live-stats { font-size: 11px; color: var(--text-2); }
.cam-hint {
  font-size: 10px;
  color: var(--text-3);
  margin-top: 4px;
  line-height: 1.4;
}

/* ── Plan button SVG icon ─────────────────────────────────── */
.plan-svg { margin-right: 5px; vertical-align: -2px; }

/* ── Avatar helpers ───────────────────────────────────────── */
.av-img       { display: block; width: 100%; height: 100%; object-fit: cover; border-radius: inherit; }
.av-img-block { width: 100%; height: 100%; object-fit: cover; display: block; }
.av-initial   { font-size: 22px; font-weight: 700; position: relative; z-index: 1; }

/* ── Payment helpers ──────────────────────────────────────── */
.pay-spin-sm      { width: 20px; height: 20px; border-top-color: var(--accent); }
.pay-spin-btn     { width: 18px; height: 18px; border-width: 2px; margin: 0 auto; }
.pay-card-el-pad  { padding: 12px 10px; }
.pay-spinner-wrap { margin: 0 auto 18px; }
.pay-proc-msg     { font-size: 14px; color: var(--text-2); margin: 0; }
.pay-proc-sub     { font-size: 12px; color: var(--text-3); margin-top: 6px; }
.pay-stripe-hint  { font-size: 12px; color: var(--text-3); margin-bottom: 10px; }
.pay-poll-status  { font-size: 13px; color: var(--text-3); margin-top: 8px; }
.pay-retry-btn    { background: var(--w09); color: var(--text); border: 1px solid var(--w12); }

/* ── Generic text helpers ─────────────────────────────────── */
.clr-text3        { color: var(--text-3); }
.clr-warn-soft    { color: rgba(245,158,11,.75); }
.text-loading     { color: var(--text-3); font-size: 13px; }
.mem-reset-hint   { font-size: 13px; color: var(--text-3); margin-top: 10px; }
.mem-ci-count-txt { font-size: 13px; color: var(--text-3); }
.mem-ci-textarea  {
  width: 100%; background: var(--w06); border: 1px solid var(--w10);
  border-radius: 6px; color: var(--text); font-size: 13px;
  padding: 9px 10px; font-family: inherit; resize: vertical;
  min-height: 70px; outline: none; line-height: 1.5;
}


/* ── Thinking bubble — header only ──────────────────────── */
.think-wrap {
  margin-bottom: 10px;
  border-radius: 10px;
  overflow: hidden;
  transition: all .3s ease;
}
.think-header {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 0px;
  user-select: none;
  font-size: .9em;
  color: rgba(180,150,255,.7);
  border-radius: 10px;
}
.think-icon {
  display: flex; align-items: center; justify-content: center;
  width: 20px; height: 20px; flex-shrink: 0;
  color: rgba(167,139,250,.9);
}
.think-label { flex: 1; font-weight: 200; letter-spacing: .02em; }
.think-content { display: none; }  /* always hidden */

/* Active: pulsing glow */
@keyframes think-shimmer {
  0%,100% { opacity:.55; transform: scale(1) rotate(0deg); }
  50%      { opacity:1;   transform: scale(1.18) rotate(22deg); }
}
@keyframes think-bar {
  0%,100% { opacity:.4; }
  50%      { opacity:1;  }
}

.think-wrap.think-active .think-label {
  animation: think-bar 1.3s ease-in-out infinite;
  color: rgba(195,165,255,.9);
}
.think-wrap.think-active .think-icon svg {
  animation: think-shimmer 1.8s ease-in-out infinite;
}
/* Done state — minimalist: no background, no border, no typing dots */
.think-wrap.think-done {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}
.think-wrap.think-done .think-header {
  color: rgba(140,165,240,.45);
  background: transparent;
  padding: 4px 0;
}
.think-wrap.think-done .think-icon svg { opacity: .5; }
.think-wrap.think-done .typing-dots { display: none; }   /* hide dots when done */


/* ── Markdown rendered elements in chat bubbles ─────────────────────── */
.bubble .md-h {
  margin: 8px 0 4px;
  font-weight: 700;
  color: rgba(255,255,255,.9);
  line-height: 1.3;
}
h3.md-h { font-size: 1.05em; }
h4.md-h { font-size: .95em; }
h5.md-h { font-size: .88em; }

.bubble .md-ul,
.bubble .md-ol {
  margin: 4px 0 6px 1.2em;
  padding: 0;
}
.bubble .md-ul li,
.bubble .md-ol li {
  margin: 2px 0;
  line-height: 1.5;
}
.bubble .md-ul { list-style: disc; }
.bubble .md-ol { list-style: decimal; }

.bubble .md-hr {
  border: none;
  border-top: 1px solid rgba(255,255,255,.12);
  margin: 8px 0;
}

/* ── Think-status bar — floats above input card while MOSS thinks ─────── */
#think-status {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0; right: 0;
  z-index: 210;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity .25s ease, transform .25s ease;
}
#think-status.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
#think-status .think-wrap {
  margin: 0;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,.22);
}


/* ── Animated typing dots (during streaming) ────────────────────────── */
.typing-dots {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin-left: 6px;
  vertical-align: middle;
}
.typing-dots span {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: rgba(126,184,247,.7);
  animation: typing-bounce 1.2s ease-in-out infinite;
}
.typing-dots span:nth-child(2) { animation-delay: .15s; }
.typing-dots span:nth-child(3) { animation-delay: .30s; }
@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0) scale(.8); opacity: .5; }
  30%           { transform: translateY(-3px) scale(1); opacity: 1; }
}

/* ── Stream stats bar (token count, speed, ETA) ────────────────────── */
.stream-stats {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 10.5px;
  color: rgba(255,255,255,.35);
  font-family: 'SF Mono', Consolas, monospace;
  margin-left: 8px;
  padding: 1px 7px;
  background: rgba(255,255,255,.04);
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.06);
  vertical-align: middle;
}
.stream-stats .ss-tok { color: rgba(126,184,247,.8); font-weight: 600; }
.stream-stats .ss-tps { color: rgba(167,139,250,.8); }
.stream-stats .ss-time { color: rgba(255,255,255,.45); }

/* Streaming cursor — blinks at end of bubble while generating */
.streaming-cursor {
  display: inline-block;
  width: 7px; height: 14px;
  background: rgba(126,184,247,.7);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: cursor-blink .9s steps(2) infinite;
  border-radius: 1px;
}
@keyframes cursor-blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}


/* ── Markdown tables ─────────────────────────────────────── */
.md-table-wrap {
  margin: 10px 0;
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.08);
}
.md-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: rgba(255,255,255,.02);
}
.md-table th,
.md-table td {
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  vertical-align: top;
  line-height: 1.5;
}
.md-table th {
  background: rgba(126,184,247,.08);
  color: rgba(255,255,255,.92);
  font-weight: 600;
  border-bottom: 2px solid rgba(126,184,247,.25);
  white-space: nowrap;
}
.md-table tbody tr:hover {
  background: rgba(255,255,255,.03);
}
.md-table tbody tr:last-child td {
  border-bottom: none;
}
.md-table code {
  background: rgba(255,255,255,.06);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 12px;
}
.md-table strong { color: rgba(126,184,247,.95); }


/* ── CAD Bridge Toast (chat→CAD execution notification) ─────────────── */
.cad-bridge-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, rgba(126,184,247,.95), rgba(102,160,224,.95));
  color: #fff;
  padding: 12px 16px;
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0,0,0,.35), 0 0 0 1px rgba(255,255,255,.1) inset;
  min-width: 240px;
  max-width: 360px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .3s ease, transform .3s ease;
  font-family: 'Inter', sans-serif;
}
.cad-bridge-toast.show {
  opacity: 1;
  transform: translateY(0);
}
.cad-bridge-toast svg {
  flex-shrink: 0;
  filter: drop-shadow(0 0 4px rgba(255,255,255,.3));
}
.cad-bridge-toast-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 2px;
  opacity: .95;
}
.cad-bridge-toast-msg {
  font-size: 12.5px;
  font-weight: 400;
  opacity: .92;
  line-height: 1.35;
}


/* ═══════════════════════════════════════════════════════════════════
   Split Layout: Left (Header+Chat) | Right (CAD)
   ═══════════════════════════════════════════════════════════════════ */
#app {
  display: flex;
  flex-direction: row;
  height: 100vh;
  width: 100vw;
}

#left-pane {
  display: flex;
  flex-direction: column;
  flex: 1 1 45%;
  min-width: 700px;
  overflow: hidden;
  height: 100vh;
}

#left-pane > header { width: 100%; }
#left-pane > #main { flex: 1; min-height: 0; }

/* CAD panel — HIDDEN by default to prevent FOUC; togglePanel('cad') opens */
#cad-panel {
  display: none;                /* hidden by default — open via togglePanel */
  flex-direction: column;
  height: 100vh;
  border-left: 1px solid var(--border, rgba(255,255,255,.08));
  background: var(--bg2, #111113);
  min-width: 320px;
  /* width controlled by inline flex when toggled on */
}

/* Vertical split handle — visible by default (CAD always shown) */
#split-handle {
  width: 2px;
  flex-shrink: 0;
  background: var(--border, rgba(255,255,255,.08));
  cursor: col-resize;
  transition: background .15s;
  position: relative;
  z-index: 50;
  display: block;               /* visible whenever CAD is visible */
  pointer-events: auto;
  user-select: none;
}
/* Wider invisible hit-zone so 2px line is still grabbable */
#split-handle::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: -4px; right: -4px;
  cursor: col-resize;
}
#split-handle:hover {
  background: var(--accent, #7eb8f7);
  opacity: .8;
}
#split-handle::after {
  content: '';
  position: absolute;
  inset: 0 -3px;
}

/* Mobile fallback: stack vertically */
@media (max-width: 900px) {
  #app { flex-direction: column; }
  #left-pane { flex: 1 1 60%; }
  #cad-panel { flex: 1 1 40%; height: auto; border-left: none; border-top: 1px solid var(--border); }
  #split-handle { width: 100%; height: 5px; cursor: row-resize; }
}


/* ── Model selector inside model-dropdown ───────────────────────── */
.drop-section-lbl {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-3, rgba(255,255,255,.45));
  padding: 8px 4px 4px;
}
.model-options {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.model-opt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  background: rgba(255,255,255,.025);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: 8px;
  color: rgba(255,255,255,.85);
  cursor: pointer;
  transition: all .15s;
  font-family: inherit;
  text-align: left;
}
.model-opt:not(:disabled):hover {
  background: rgba(126,184,247,.06);
  border-color: rgba(126,184,247,.2);
}
.model-opt.active {
  background: linear-gradient(180deg, rgba(126,184,247,.15), rgba(126,184,247,.06));
  border-color: rgba(126,184,247,.4);
}
.model-opt:disabled {
  opacity: .45;
  cursor: not-allowed;
}
.model-opt-info { flex: 1; min-width: 0; }
.model-opt-name {
  font-size: 12.5px;
  font-weight: 600;
  color: rgba(255,255,255,.92);
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.model-opt-desc {
  font-size: 10.5px;
  color: rgba(255,255,255,.45);
  letter-spacing: .02em;
}
.model-opt-tag {
  font-size: 9px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.model-opt-tag.pro {
  background: linear-gradient(135deg, #f5b731, #f59f31);
  color: #1a0e00;
}
.model-opt-check {
  flex-shrink: 0;
  color: #7eb8f7;
  opacity: 0;
  transition: opacity .15s;
}
.model-opt.active .model-opt-check { opacity: 1; }


/* ── Settings Popup ───────────────────────────────────────────────── */
.settings-popup {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9500;
  align-items: center;
  justify-content: center;
}
.settings-popup.open {
  display: flex;
  animation: settings-fadein .15s ease;
}
@keyframes settings-fadein { from { opacity: 0; } to { opacity: 1; } }

.settings-overlay {
  position: absolute;
  inset: 0;
}
.settings-panel {
  position: relative;
  background: var(--bg3, #161616);
  border: 1px solid var(--border, rgba(255,255,255,.08));
  border-radius: 14px;
  width: 460px;
  max-width: 92vw;
  max-height: 70vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 60px rgba(0,0,0,.5);
  overflow: hidden;
  animation: settings-slidein .2s cubic-bezier(.22,1,.36,1) both;
}
@keyframes settings-slidein {
  from { transform: scale(.94) translateY(10px); opacity: 0; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}
.settings-hdr {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border, rgba(255,255,255,.06));
}
.settings-hdr > svg {
  flex-shrink: 0;
  color: rgba(255,255,255,.55);
}
.settings-title {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,.95);
  letter-spacing: .015em;
}
.settings-esc {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.5);
  font-family: 'SF Mono', monospace;
  font-size: 10.5px;
  padding: 3px 7px;
  border-radius: 4px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: all .15s;
}
.settings-esc:hover {
  background: rgba(255,255,255,.1);
  color: rgba(255,255,255,.85);
}

.settings-body {
  padding: 4px 0;
  overflow-y: auto;
}
.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 18px;
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.settings-row:last-child { border-bottom: none; }
.settings-row-lbl {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.85);
  font-weight: 500;
  flex-shrink: 0;
}
.settings-row-lbl svg {
  color: rgba(255,255,255,.5);
  flex-shrink: 0;
}
.settings-row-val {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  justify-content: flex-end;
}
.settings-row-val .lang-group { display: flex; gap: 4px; }
.settings-row-val .lang-opt {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.6);
  padding: 5px 11px;
  border-radius: 5px;
  font-size: 11.5px;
  cursor: pointer;
  font-family: inherit;
  transition: all .15s;
}
.settings-row-val .lang-opt:hover {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.92);
}
.settings-row-val .lang-opt.active {
  background: rgba(126,184,247,.15);
  border-color: rgba(126,184,247,.4);
  color: #7eb8f7;
}
#settings-tts-rate { width: 140px; }

/* Toggle switch */
.settings-toggle {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 22px;
}
.settings-toggle input { opacity: 0; width: 0; height: 0; }
.settings-toggle-slider {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.1);
  border-radius: 22px;
  cursor: pointer;
  transition: .2s;
}
.settings-toggle-slider::before {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  left: 3px;
  top: 3px;
  background: #fff;
  border-radius: 50%;
  transition: .2s;
}
.settings-toggle input:checked + .settings-toggle-slider {
  background: #7eb8f7;
}
.settings-toggle input:checked + .settings-toggle-slider::before {
  transform: translateX(16px);
}


/* ── Report Issue Modal ─────────────────────────────────────────────── */
.report-issue-modal {
  position: fixed;
  inset: 0;
  z-index: 9700;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: ri-fadein .15s ease;
}
.report-issue-modal.ri-fade { animation: ri-fadeout .2s ease forwards; }
@keyframes ri-fadein  { from { opacity: 0; } to { opacity: 1; } }
@keyframes ri-fadeout { from { opacity: 1; } to { opacity: 0; } }
@keyframes ri-slidein {
  from { transform: scale(.95) translateY(8px); opacity: 0; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}

.ri-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(6px);
}

.ri-panel {
  position: relative;
  background: var(--bg3, #161616);
  border: 1px solid var(--border, rgba(255,255,255,.08));
  border-radius: 14px;
  width: 540px;
  max-width: 92vw;
  max-height: 84vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 28px 70px rgba(0,0,0,.55);
  overflow: hidden;
  animation: ri-slidein .2s cubic-bezier(.22,1,.36,1) both;
}

.ri-hdr {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border, rgba(255,255,255,.06));
  flex-shrink: 0;
}
.ri-hdr > svg { flex-shrink: 0; }
.ri-title {
  flex: 1;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,.95);
  letter-spacing: .015em;
}
.ri-esc {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.5);
  font-family: 'SF Mono', monospace;
  font-size: 10.5px;
  padding: 3px 7px;
  border-radius: 4px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: all .15s;
}
.ri-esc:hover { color: #fff; background: rgba(255,255,255,.1); }

.ri-body {
  padding: 16px 18px;
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ri-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ri-label-row {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}
.ri-l-text {
  font-size: 11.5px;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  letter-spacing: .03em;
}
.ri-l-text-inline {
  font-size: 12px;
  color: rgba(255,255,255,.85);
}
.ri-l-text .req { color: #f56565; margin-left: 2px; }
.ri-l-text .opt { color: rgba(255,255,255,.4); margin-left: 4px; font-weight: 400; }

.ri-body input[type=text],
.ri-body select,
.ri-body textarea {
  background: rgba(0,0,0,.3);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 7px;
  padding: 9px 12px;
  font-size: 13px;
  color: rgba(255,255,255,.95);
  font-family: inherit;
  transition: all .15s;
  width: 100%;
  box-sizing: border-box;
}
.ri-body select { cursor: pointer; }
.ri-body textarea {
  resize: vertical;
  line-height: 1.55;
  min-height: 60px;
  font-family: inherit;
}
.ri-body input:focus,
.ri-body select:focus,
.ri-body textarea:focus {
  outline: none;
  border-color: rgba(245,183,49,.45);
  background: rgba(0,0,0,.4);
  box-shadow: 0 0 0 3px rgba(245,183,49,.12);
}

.ri-label-row input[type=checkbox] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: #f5b731;
}

.ri-diag-preview {
  margin-top: 4px;
  background: rgba(0,0,0,.25);
  border: 1px solid rgba(255,255,255,.05);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 11px;
}
.ri-diag-preview summary {
  color: rgba(255,255,255,.5);
  cursor: pointer;
  user-select: none;
  font-weight: 500;
  letter-spacing: .02em;
}
.ri-diag-preview summary:hover { color: rgba(255,255,255,.85); }
.ri-diag-preview pre {
  margin: 8px 0 0;
  font-family: 'SF Mono', monospace;
  font-size: 10.5px;
  color: rgba(255,255,255,.65);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 200px;
  overflow-y: auto;
}

.ri-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-top: 1px solid var(--border, rgba(255,255,255,.06));
  background: rgba(0,0,0,.15);
  flex-shrink: 0;
}
.ri-footer-l { flex: 1; }
.ri-hint { font-size: 10.5px; color: rgba(255,255,255,.45); }
.ri-footer-r { display: flex; gap: 8px; }

.ri-btn-cancel,
.ri-btn-submit {
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  font-weight: 600;
  transition: all .15s;
  letter-spacing: .015em;
  border: 1px solid rgba(255,255,255,.08);
}
.ri-btn-cancel {
  background: rgba(255,255,255,.05);
  color: rgba(255,255,255,.55);
}
.ri-btn-cancel:hover {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.92);
}
.ri-btn-submit {
  background: linear-gradient(180deg, #f5b731 0%, #e09b1f 100%);
  border-color: rgba(245,183,49,.5);
  color: #1a0e00;
  box-shadow: 0 2px 8px rgba(245,183,49,.25);
}
.ri-btn-submit:hover:not(:disabled) {
  background: linear-gradient(180deg, #ffc845 0%, #f0a920 100%);
  box-shadow: 0 4px 14px rgba(245,183,49,.4);
  transform: translateY(-1px);
}
.ri-btn-submit:disabled {
  opacity: .55;
  cursor: not-allowed;
}


/* ── Override: ensure CAD panel (in split-pane) can shrink properly ── */
#app > #cad-panel {
  flex-shrink: 1 !important;
  width: auto !important;
  max-width: none !important;
}
/* When toggled on, flex-basis controls width */


/* ─────────────────────────────────────────────────────────────────────
   ChatGPT-style mobile header
   Layout:  [≡]  ............  [Model ▾]  ............  [⊞]
   ───────────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  header {
    padding: 6px 8px;
    gap: 4px;
    min-height: 48px;
  }

  /* Hide non-essential elements on mobile */
  header .logo-wrap,
  header .mode-picker,
  header .tts-btn,
  header .hctrl-sep,
  header #stop-btn {
    display: none !important;
  }

  /* Sidebar toggle — bigger touch target, left edge */
  header .sb-toggle {
    padding: 8px;
    border-radius: 8px;
  }
  header .sb-toggle svg {
    width: 22px;
    height: 22px;
  }

  /* Model picker — absolutely centered like ChatGPT */
  header .model-picker {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    flex: 0 0 auto;
    min-width: 0;
    max-width: 60vw;
  }
  header .model-btn {
    padding: 6px 10px;
    gap: 5px;
    border-radius: 9px;
  }
  header .model-btn .mname {
    font-size: 15px;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 42vw;
  }
  header .model-btn .dot {
    width: 6px;
    height: 6px;
  }

  /* Push hctrl group to the far right */
  header .hctrl {
    margin-left: auto;
    gap: 2px;
  }

  /* Panel picker — bigger touch target */
  header .panel-picker-btn {
    width: 36px;
    height: 36px;
    border-radius: 9px;
  }

  /* Model dropdown: re-anchor to viewport center so it doesn't clip */
  .model-dropdown {
    left: 50% !important;
    transform: translateX(-50%);
    width: min(320px, 92vw) !important;
    max-width: 92vw;
  }

  /* Panel-picker menu: keep on screen */
  .pp-menu {
    right: 4px;
    min-width: 220px;
    max-width: calc(100vw - 16px);
  }
}