/* Lumo design system v1.85
   One visual language for auth, chat, profile, settings and Control. */
:root {
  --ds-blue: #2aabee;
  --ds-blue-strong: #1689e8;
  --ds-purple: #7657e8;
  --ds-bg: #07111f;
  --ds-surface: #0d1b2d;
  --ds-surface-2: #12243a;
  --ds-text: #f2f6fb;
  --ds-muted: #91a4bd;
  --ds-border: rgba(143, 180, 220, .16);
  --ds-border-strong: rgba(42, 171, 238, .4);
  --ds-danger: #ee5b68;
  --ds-success: #38c982;
  --ds-radius: 14px;
  --ds-radius-lg: 20px;
  --ds-shadow: 0 18px 46px rgba(0, 0, 0, .28);
}

html:not([data-theme="light"]) {
  --bg: var(--ds-bg);
  --bg-chat: #0a1625;
  --panel: rgba(13, 27, 45, .94);
  --panel2: rgba(18, 36, 58, .92);
  --panel-2: rgba(18, 36, 58, .92);
  --text: var(--ds-text);
  --muted: var(--ds-muted);
  --accent: var(--ds-blue);
  --link: #70c6f5;
  --line: var(--ds-border);
  --line-strong: var(--ds-border-strong);
  --danger: var(--ds-danger);
}

html[data-theme="light"] {
  --ds-bg: #e9f1f8;
  --ds-surface: #ffffff;
  --ds-surface-2: #f3f7fb;
  --ds-text: #172b3d;
  --ds-muted: #708399;
  --ds-border: rgba(46, 86, 120, .16);
  --ds-border-strong: rgba(42, 171, 238, .42);
  --ds-shadow: 0 16px 40px rgba(37, 79, 117, .14);
}

/* Shared controls */
button, input, textarea, select { font: inherit; }
button { -webkit-appearance: none; }
button:disabled, input:disabled, textarea:disabled, select:disabled {
  opacity: .48; cursor: not-allowed; filter: saturate(.65);
}
button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 28%, transparent);
  outline-offset: 2px;
}

.ghost,.mini,.cbtn,.folder-tab,.folder-add,.schedule-actions button{
  min-height: 40px;
  border-radius: var(--ds-radius);
  transition: background .16s ease, border-color .16s ease, color .16s ease,
    transform .12s ease, box-shadow .16s ease;
}
.ghost:hover,.mini:hover,.cbtn:hover,.schedule-actions button:hover{ transform: translateY(-1px); }
.ghost:active,.mini:active,.cbtn:active,.folder-tab:active,.folder-add:active,.schedule-actions button:active{ transform: translateY(0) scale(.98); }

/* Auth */
#login { background:
  radial-gradient(700px 480px at 10% 0%, rgba(42, 171, 238, .22), transparent 62%),
  radial-gradient(620px 500px at 100% 100%, rgba(118, 87, 232, .2), transparent 64%),
  var(--ds-bg); }
#login .card { border: 1px solid var(--ds-border); border-radius: var(--ds-radius-lg);
  background: color-mix(in srgb, var(--ds-surface) 94%, transparent);
  box-shadow: var(--ds-shadow), inset 0 1px 0 rgba(255,255,255,.04); }
#login .logo img { border-radius: 16px; display: block; }
#loginFields input, #registerFields input, #controlLogin, #controlPass {
  border: 1px solid var(--ds-border); border-radius: 12px;
  background: var(--ds-surface-2); color: var(--ds-text);
  transition: border-color .16s ease, box-shadow .16s ease;
}
#loginFields input:focus, #registerFields input:focus, #controlLogin:focus, #controlPass:focus {
  border-color: var(--ds-blue); box-shadow: 0 0 0 4px rgba(42,171,238,.14);
}
#joinBtn, #controlEnterBtn, .primary-btn, #joinBtn:hover {
  background: linear-gradient(135deg, var(--ds-blue-strong), var(--ds-purple));
  box-shadow: 0 10px 24px rgba(42, 137, 232, .24);
}

/* List and chat rhythm */
#listScreen, #chatScreen { background: var(--ds-bg); }
.list-head, .chat-head, #composer, #searchBar { border-color: var(--ds-border) !important; }
.search, .capsule, .folder-tab, .folder-add { background: var(--ds-surface-2) !important; }
.search { border-color: var(--ds-border) !important; }
.search:focus-within, .capsule:focus-within { border-color: var(--ds-blue) !important; }
.row-item { border: 1px solid transparent; }
.row-item:hover { background: color-mix(in srgb, var(--ds-blue) 10%, transparent) !important; }
.row-item.selected, .row-item.active { border-color: rgba(42,171,238,.25); }
.folder-tab.on { background: var(--ds-blue) !important; border-color: transparent !important; color: #fff !important; }
.folder-add { color: var(--ds-blue); border-color: var(--ds-border-strong); }
.chat-head .icon-btn, .neo-head-badge, .backBtn, #scrollDown,
#micBtn, #vnoteBtn { border-color: var(--ds-border) !important; }
.chat-head .icon-btn:hover, .neo-head-badge:hover, .backBtn:hover,
#micBtn:hover, #vnoteBtn:hover { background: color-mix(in srgb, var(--ds-blue) 14%, var(--ds-surface-2)) !important; }


.day span, .sysmsg span { background: color-mix(in srgb, var(--ds-surface-2) 88%, transparent); border: 1px solid var(--ds-border); }
#input::placeholder, .search input::placeholder { color: var(--ds-muted); }
#sendBtn { background: var(--ds-blue); box-shadow: 0 8px 18px rgba(42,171,238,.28); }

/* Sheets, profile and settings */
.sheet, .schedule-card, #chatMenuWrap .sheet { background: var(--ds-surface) !important; border-color: var(--ds-border-strong) !important; box-shadow: 0 -18px 60px rgba(0,0,0,.34); }
.mi, .cm-section, .cm-more-toggle, .cm-more-body { border-color: var(--ds-border); }
.mi:hover, .cm-qbtn:hover, .cm-more-toggle:hover { background: color-mix(in srgb, var(--ds-blue) 11%, var(--ds-surface-2)); }








.profile-empty { padding: 12px 16px !important; }

.seg button { background: var(--ds-surface-2); color: var(--ds-muted); }
.seg button.on { background: var(--ds-blue); color: #fff; }

/* Call and modal chrome */
.overlay, .modal-backdrop, .control-gate-backdrop { background: rgba(3, 10, 20, .72); }
.call-action, #viewerClose { border-radius: 12px; border: 1px solid var(--ds-border); }

/* Control uses the exact same tokens and component geometry. */
.control-page { min-height: 100vh; overflow: auto; background:
  radial-gradient(760px 420px at 0% 0%, rgba(42,171,238,.14), transparent 64%),
  radial-gradient(640px 440px at 100% 100%, rgba(118,87,232,.14), transparent 66%),
  var(--ds-bg); color: var(--ds-text); }
.control-page .shell { max-width: 1240px; padding: 28px 22px 52px; }
.control-page header { align-items: center; margin-bottom: 22px; }
.control-page h1 { font-size: clamp(26px, 4vw, 34px); letter-spacing: -.035em; }
.control-page p, .control-page .hint { color: var(--ds-muted); }
.control-page .eyebrow { color: var(--ds-blue); }
.control-page .panel, .control-page .stat, .control-page .modal-card {
  background: color-mix(in srgb, var(--ds-surface) 96%, transparent);
  border: 1px solid var(--ds-border); border-radius: var(--ds-radius-lg);
  box-shadow: 0 12px 34px rgba(0,0,0,.14);
}
.control-page .panel { padding: 18px; }
.control-page .panel h2 { font-size: 17px; }
.control-page .ghost, .control-page .mini {
  background: var(--ds-surface-2); border: 1px solid var(--ds-border); color: var(--ds-text);
}
.control-page .ghost:hover, .control-page .mini:hover { background: color-mix(in srgb, var(--ds-blue) 12%, var(--ds-surface-2)); border-color: var(--ds-border-strong); }
.control-page .ghost.accent { background: linear-gradient(135deg, var(--ds-blue-strong), var(--ds-purple)); color: #fff; }
.control-page .row, .control-page .sys-item, .control-page .kv,
.control-page .metric-card, .control-page .chart-box, .control-page .channel-form input,
.control-page .channel-form textarea, .control-page .extra-field input,
.control-page .panel-tools input { background: var(--ds-surface-2); border-color: var(--ds-border); color: var(--ds-text); border-radius: 12px; }
.control-page .stats .stat { border-radius: var(--ds-radius); }
.control-page .stats .stat b { color: var(--ds-text); }
.control-page input:focus, .control-page textarea:focus { border-color: var(--ds-blue); box-shadow: 0 0 0 4px rgba(42,171,238,.12); outline: none; }
.control-page .help-q, .control-page .help-q-inline { border-color: var(--ds-border-strong); background: var(--ds-surface-2); color: var(--ds-blue); }
.control-page .error { background: rgba(238,91,104,.14); border: 1px solid rgba(238,91,104,.28); color: #ffb8bf; }
.control-page .badge-online { background: rgba(56,201,130,.16); color: #7ce5ae; }
.control-page .badge-ban, .control-page .danger-btn { color: #ffb8bf; }
.control-page .modal-card { max-height: min(85vh, 720px); }
.control-page .extra-actions { margin-top: 14px; }

/* Responsive guarantees */
@media (max-width: 700px) {
  .control-page .shell { padding: 20px 14px calc(30px + env(safe-area-inset-bottom)); }
  .control-page header { align-items: flex-start; flex-direction: column; }
  .control-page .header-actions { width: 100%; }
  .control-page .header-actions .ghost { flex: 1; }
  .control-page .panel { padding: 14px; border-radius: 16px; }
  .control-page .panel-tools { width: 100%; }
  .control-page .panel-tools input { min-width: 0; flex: 1; }
  .control-page .panel-tools .ghost { flex: 1; }
  .cm-quick { grid-template-columns: repeat(2, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}