/* ============================================================
   XOLERIC ∞ — PROFESSIONAL GLASS SYSTEM v3
   ============================================================ */

/* ----- ROOT VARIABLES ----- */
:root {
  --bg: #0d1117;
  --bg1: #0d1117;
  --bg2: #161b22;
  --bg3: #1c2128;
  --surface: rgba(255,255,255,0.02);
  --surface-hover: rgba(255,255,255,0.04);
  --surface-active: rgba(88,166,255,0.08);
  --surface-glass: rgba(255,255,255,0.025);
  --line: #30363d;
  --line-hover: #484f58;
  --line-focus: rgba(88,166,255,0.3);
  --text: #c9d1d9;
  --text-secondary: #8b949e;
  --text-muted: #484f58;
  --text-inverse: #0d1117;
  --accent: #58a6ff;
  --accent2: #79c0ff;
  --accent-dim: rgba(88,166,255,0.06);
  --accent-glow: rgba(88,166,255,0.1);
  --shadow: 0 4px 24px rgba(0,0,0,0.5);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.7);
  --glow: #58a6ff;
  --blur: 12px;
  --glass-bg: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  --glass-text: #c9d1d9;
  --glass-border: #30363d;
  --glass-shimmer: linear-gradient(120deg, transparent 15%, rgba(255,255,255,0.04), transparent 85%);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-card: 16px;
  --radius-xl: 16px;
  --radius-full: 999px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-w: 240px;
  --topbar-h: 48px;
  --bottomnav-h: 64px;
}
.theme-transition, .theme-transition * {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease !important;
}

/* ----- RESET ----- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}
:focus:not(:focus-visible) { outline: none; }

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--line-hover); }

::selection { background: color-mix(in srgb, var(--accent) 25%, transparent); color: #fff; }

/* ============================================================
   LOADING OVERLAY
   ============================================================ */
#loadingOverlay {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 20px;
  background: var(--bg);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
#loadingOverlay.fade-out {
  opacity: 0; visibility: hidden; pointer-events: none;
}

.loader-ring {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid var(--accent-dim);
  border-top-color: var(--accent);
  animation: spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}
.loader-text {
  font-size: 22px; font-weight: 700;
  letter-spacing: 6px;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.loader-sub { font-size: 12px; color: var(--text-muted); letter-spacing: 2px; }

.mini-loader {
  width: 20px; height: 20px;
  border-radius: 50%;
  border: 2px solid var(--line);
  border-top-color: var(--accent);
  animation: spin 0.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   SKELETON LOADERS
   ============================================================ */
@keyframes sk-shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
@keyframes sk-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}
.sk-chat {
  display: flex; flex-direction: column; gap: 16px;
  padding: 24px 16px;
}
.sk-chat-row {
  display: flex; justify-content: flex-start;
}
.sk-chat-row-right {
  justify-content: flex-end;
}
.sk-bubble {
  width: 180px; height: 36px;
  border-radius: 16px;
  background: var(--line);
  background: linear-gradient(90deg, var(--line) 25%, var(--line-hover) 50%, var(--line) 75%);
  background-size: 400px 100%;
  animation: sk-shimmer 1.5s ease-in-out infinite;
  opacity: 0.5;
}
.sk-bubble-right {
  opacity: 0.6;
}
.sk-bubble-wide {
  width: 240px; height: 48px;
}
.sk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  padding: 8px 0;
}
.sk-card {
  height: 120px;
  border-radius: var(--radius);
  background: var(--surface);
  position: relative; overflow: hidden;
}
.sk-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent 25%, rgba(255,255,255,0.03) 50%, transparent 75%);
  background-size: 400px 100%;
  animation: sk-shimmer 1.5s ease-in-out infinite;
}
.sk-card-shine {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent 25%, rgba(255,255,255,0.02) 50%, transparent 75%);
  background-size: 400px 100%;
  animation: sk-shimmer 2s ease-in-out infinite;
}

/* ============================================================
   MICRO-INTERACTIONS — Press, hover, focus, disabled states
   ============================================================ */
button:active:not(:disabled):not(.no-press),
.glass-btn:active,
.nav-btn:active,
.bn-btn:active,
.theme-btn:active {
  transform: scale(0.97) !important;
}
button, .glass-btn, .nav-btn, .bn-btn, .theme-btn {
  transition: transform 0.15s ease, background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  backface-visibility: hidden;
  -webkit-tap-highlight-color: transparent;
}
button:disabled,
.glass-btn:disabled,
.nav-btn:disabled,
.bn-btn:disabled,
.theme-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}
button:focus-visible,
.glass-btn:focus-visible,
.nav-btn:focus-visible,
.bn-btn:focus-visible,
.theme-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   APP LAYOUT
   ============================================================ */
.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  height: 100vh;
}

/* ============================================================
   SIDEBAR (Desktop)
   ============================================================ */
.sidebar {
  display: flex; flex-direction: column;
  padding: 16px 8px; gap: 8px;
  background: var(--bg);
  border-right: 1px solid var(--line);
  overflow-y: auto; overflow-x: hidden;
  position: relative; z-index: 10;
}

.logo {
  font-size: 12px; font-weight: 700;
  letter-spacing: 4px;
  padding: 8px 16px 16px;
  color: var(--text-secondary);
  user-select: none;
}
.logo span { color: var(--accent); }

.nav { display: flex; flex-direction: column; gap: 4px; }

.nav-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px; font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  position: relative; overflow: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.nav-glow {
  position: absolute; inset: 0;
  border-radius: inherit;
  background: var(--glass-shimmer);
  transform: translateX(-120%);
  transition: transform 0.6s ease;
  pointer-events: none;
}
.nav-btn:hover .nav-glow { transform: translateX(120%); }

.nav-btn::before {
  content: ''; flex-shrink: 0;
  width: 16px; height: 16px;
  opacity: 0.4;
  transition: opacity var(--transition);
  position: relative; z-index: 1;
}

@media (hover: hover) {
  .nav-btn:hover {
    background: var(--surface);
    border-color: var(--line);
    color: var(--text);
  }
  .nav-btn:hover::before { opacity: 0.7; }
}
.nav-btn:active { transform: scale(0.97); }

.nav-btn.active {
  background: var(--accent-dim);
  border-color: var(--line-focus);
  color: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
}
.nav-btn.active::before { opacity: 1; }

/* Sidebar CSS Geometric Icons */
.nav-btn[data-tab="home"]::before {
  width: 6px; height: 6px;
  background: var(--accent);
  box-shadow: 8px 0 0 var(--accent), 0 8px 0 var(--accent), 8px 8px 0 var(--accent);
  border-radius: 1px;
}
.nav-btn[data-tab="chat"]::before {
  width: 16px; height: 12px;
  border: 2px solid var(--accent);
  border-radius: 4px;
  background: transparent;
}
.nav-btn[data-tab="chat"]::after {
  content: ''; position: absolute;
  left: 13px; top: 10px;
  border-style: solid;
  border-width: 4px 5px 0 0;
  border-color: var(--accent) transparent transparent transparent;
  z-index: 2;
}
.nav-btn[data-tab="playme"]::before {
  width: 0; height: 0;
  border-style: solid;
  border-width: 8px 0 8px 14px;
  border-color: transparent transparent transparent var(--accent);
  background: none; margin-left: 3px;
}
.nav-btn[data-tab="projects"]::before {
  width: 16px; height: 13px;
  border: 2px solid var(--accent);
  border-radius: 3px;
  background: transparent;
}
.nav-btn[data-tab="projects"]::after {
  content: ''; position: absolute;
  left: 16px; top: 9px;
  width: 8px; height: 2px;
  background: var(--accent);
  border-radius: 1px;
  z-index: 2;
}
.nav-btn[data-tab="settings"]::before {
  width: 14px; height: 14px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  background: transparent;
}
.nav-btn[data-tab="settings"]::after {
  content: ''; position: absolute;
  left: 4px; top: 4px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  z-index: 2;
}
.nav-btn[data-tab="ai"]::before {
  width: 14px; height: 14px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  background: transparent;
}
.nav-btn[data-tab="ai"]::after {
  content: ''; position: absolute;
  left: 16px; top: 8px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  z-index: 2;
  box-shadow: 0 0 6px var(--accent);
}

/* ============================================================
   TOPBAR
   ============================================================ */
.content {
  display: flex; flex-direction: column;
  min-width: 0; overflow: hidden;
}

.topbar {
  height: var(--topbar-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  padding-top: env(safe-area-inset-top, 0);
  border-bottom: 1px solid var(--line);
  font-size: 11px; font-weight: 600;
  letter-spacing: 3px;
  color: var(--text-muted);
  flex-shrink: 0;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  user-select: none;
}
.topbar > span span { color: var(--accent); }
.topbar-actions {
  display: flex; align-items: center; gap: 8px;
}

.topbar-mode {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  font-size: 14px;
}
.topbar-mode:hover {
  border-color: var(--line);
  color: var(--text-secondary);
}

.topbar-music {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.topbar-music:hover {
  border-color: var(--line);
  color: var(--text-secondary);
}
.topbar-music.playing {
  color: var(--accent);
  border-color: var(--accent-dim);
  box-shadow: 0 0 12px var(--accent-glow);
}

.topbar-music-icon {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid currentColor;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  transition: all 0.3s;
}
.topbar-music-icon::before {
  content: '';
  width: 0; height: 0;
  border-style: solid;
  border-width: 4px 0 4px 6px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 1px;
}

/* ============================================================
   WORKSPACE & TABS (IndexedStack)
   ============================================================ */
.workspace {
  flex: 1; overflow: hidden;
  position: relative;
}

#waveCanvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none; z-index: 0;
  opacity: 0.4;
}

.tabs-track {
  position: relative; z-index: 1;
  height: 100%;
}

.tab-content {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  overflow-y: auto;
  padding: 28px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  will-change: opacity;
}

.tab-content.active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* ============================================================
   GLASS CARD SYSTEM
   ============================================================ */
.glass-card {
  background: var(--surface-glass);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 24px;
  position: relative; overflow: hidden;
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  box-shadow: var(--shadow);
}
.glass-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at top right, var(--accent-glow), transparent 50%);
  pointer-events: none;
}

.glass-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 26px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  color: var(--glass-text);
  font-size: 13px; font-weight: 600;
  font-family: inherit;
  cursor: pointer; text-decoration: none;
  transition: all var(--transition);
  position: relative; overflow: hidden;
  box-shadow: inset 0 1px 1px var(--glass-border), var(--shadow);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.glass-btn::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: var(--glass-shimmer);
  transform: translateX(-120%);
  transition: transform 0.7s ease;
  pointer-events: none;
}
@media (hover: hover) {
  .glass-btn:hover {
    transform: translateY(-2px);
    background: linear-gradient(180deg, rgba(255,255,255,0.09), rgba(255,255,255,0.025));
    box-shadow: var(--shadow-lg), 0 0 20px var(--accent-glow);
    color: var(--text);
  }
  .glass-btn:hover::before { transform: translateX(120%); }
}
.glass-btn:active { transform: scale(0.96); }

.glass-outline {
  background: transparent;
  box-shadow: none; backdrop-filter: none;
}
@media (hover: hover) {
  .glass-outline:hover {
    background: var(--surface-hover);
    border-color: var(--line-hover);
  }
}

.page-header { margin-bottom: 24px; }
.section-num {
  font-size: 11px; font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 3px;
  display: block; margin-bottom: 6px;
}
.page-title {
  font-size: 22px; font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}
.page-desc {
  font-size: 13px; font-weight: 300;
  color: var(--text-secondary);
}

/* ============================================================
   BLOCK: HOME — WIDGETS
   ============================================================ */
.home-widgets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.widget-card {
  padding: 20px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.008);
  border: 1px solid var(--line);
  position: relative; overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  min-height: 120px;
}
@media (hover: hover) {
  .widget-card:hover {
    border-color: var(--line-hover);
    transform: translateY(-1px);
  }
}

/* Clock Widget */
.widget-clock { gap: 4px; position: relative; overflow: visible; }
.canvas-clock {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120px; height: 120px;
  pointer-events: none;
  opacity: 0.15;
}
.widget-clock-icon {
  width: 20px; height: 20px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  position: relative;
  opacity: 0.5;
  margin-bottom: 4px;
}
.widget-clock-icon::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 2px; height: 6px;
  background: var(--accent);
  border-radius: 1px;
  transform-origin: bottom center;
}
.widget-clock-icon::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 3px; height: 4px;
  background: var(--accent);
  border-radius: 1px;
  transform-origin: bottom center;
}
.widget-clock-time {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 2px;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}
.widget-clock-date {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* Calendar Widget (Glassmorphism) */
.widget-calendar {
  gap: 2px;
  position: relative;
  overflow: hidden;
  min-height: 180px;
}
.glass-calendar {
  background: rgba(255,255,255,0.012);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.cal-blur-bg {
  position: absolute;
  inset: -20px;
  background:
    radial-gradient(circle at 30% 20%, rgba(77,124,255,0.06), transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(99,102,241,0.04), transparent 50%);
  pointer-events: none;
  z-index: 0;
  filter: blur(12px);
}
.widget-calendar :where(*:not(.cal-blur-bg)) { position: relative; z-index: 1; }
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  margin-top: 8px;
  width: 100%;
  opacity: 0.6;
}
.cal-grid span {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
  padding: 3px 0;
  border-radius: 3px;
  transition: all 0.2s;
}
.cal-grid .cal-today {
  color: var(--accent);
  font-weight: 700;
  background: rgba(77,124,255,0.08);
}
.cal-grid .cal-other {
  color: var(--text-muted);
  opacity: 0.3;
}
.widget-calendar-head {
  display: flex; align-items: baseline; gap: 4px;
  margin-bottom: 2px;
}
.widget-calendar-month {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
}
.widget-calendar-day {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.widget-calendar-weekday {
  font-size: 11px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 1px;
}
.widget-calendar-year {
  font-size: 10px;
  font-weight: 400;
  color: var(--text-muted);
}

/* Quote Widget */
.widget-quote { gap: 8px; }
.widget-quote-icon {
  width: 18px; height: 14px;
  position: relative;
  opacity: 0.3;
}
.widget-quote-icon::before {
  content: '';
  position: absolute;
  width: 6px; height: 6px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  top: 0; left: 0;
}
.widget-quote-icon::after {
  content: '';
  position: absolute;
  width: 6px; height: 6px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  bottom: 0; right: 0;
}
.widget-quote .quote-text {
  font-size: 12px;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.5;
  transition: opacity 0.4s ease;
  max-width: 200px;
}

/* ============================================================
   BLOCK: HOME
   ============================================================ */
.hero-glass {
  padding: 56px 40px;
  background: rgba(255,255,255,0.012);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  position: relative; overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 4px 30px rgba(0,0,0,0.15);
  margin-bottom: 16px;
}
.hero-glow-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(77,124,255,0.06), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(99,102,241,0.03), transparent 40%);
  pointer-events: none;
}
.hero-title {
  font-size: 52px; font-weight: 700;
  letter-spacing: -3px; line-height: 1;
  margin-bottom: 16px;
  position: relative; z-index: 1;
}
.hero-grad {
  background: linear-gradient(135deg, var(--accent), var(--accent2), var(--accent));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s ease infinite;
}
@keyframes shimmer {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}
.hero-badge {
  font-size: 12px; font-weight: 500;
  letter-spacing: 4px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  position: relative; z-index: 1;
}
.hero-desc {
  font-size: 14px; font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.7;
  max-width: 480px;
  position: relative; z-index: 1;
}
.hero-actions {
  display: flex; gap: 12px;
  position: relative; z-index: 1;
  flex-wrap: wrap;
}

/* ============================================================
   BLOCK: CHAT (Telegram/WhatsApp style — Mobile First)
   ============================================================ */
.chat-block {
  display: flex;
  flex-direction: column;
  height: calc(100dvh - 140px);
  min-height: 440px;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: rgba(10,14,23,0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.025);
  position: relative;
  box-shadow:
    0 2px 20px rgba(0,0,0,0.2),
    0 0 0 1px rgba(255,255,255,0.008) inset,
    0 0 60px rgba(77,124,255,0.012);
}

.chat-depth {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(77,124,255,0.04) 0%, transparent 40%),
    radial-gradient(ellipse at 100% 100%, rgba(99,102,241,0.025) 0%, transparent 40%);
  pointer-events: none; z-index: 0;
}
.chat-block::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  box-shadow: 0 0 40px rgba(77,124,255,0.015) inset;
  pointer-events: none; z-index: 1;
}

/* Chat Loader */
.chat-loader {
  position: absolute; inset: 0; z-index: 10;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 16px;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  transition: opacity 0.25s ease;
}
.chat-loader.hidden { opacity: 0; pointer-events: none; }


/* ===== CHAT LIST VIEW ===== */
.chat-list-view {
  display: flex; flex-direction: column;
  height: 100%; width: 100%;
  position: relative; z-index: 2;
}

.chat-list-appbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.02);
  flex-shrink: 0;
  background: rgba(255,255,255,0.004);
  min-height: 52px;
}
.chat-list-title {
  font-size: 20px; font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.chat-list-appbar-right {
  display: flex; gap: 4px;
}

.chat-list-body {
  flex: 1; overflow-y: auto;
  display: flex; flex-direction: column;
}

.chat-current-user {
  display: flex; align-items: center;
  gap: 10px; padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.02);
  cursor: default;
  flex-shrink: 0;
}

.chat-user-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(77,124,255,0.05);
  border: 1px solid rgba(77,124,255,0.07);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700;
  color: var(--accent);
  flex-shrink: 0; overflow: hidden;
  position: relative;
}
.chat-user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.chat-user-avatar::after {
  content: "";
  position: absolute;
  bottom: 0; right: 0;
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 2px solid var(--bg2);
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34,197,94,0.5);
}

.chat-user-info {
  display: flex; flex-direction: column;
  gap: 2px; min-width: 0; flex: 1;
}
.chat-user-name {
  font-size: 14px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chat-user-status {
  font-size: 10px;
  color: rgba(34,197,94,0.45);
  letter-spacing: 0.5px; text-transform: uppercase;
}

.chat-edit-btn {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}
.chat-edit-btn::before {
  content: "";
  width: 12px; height: 12px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  position: relative;
}
.chat-edit-btn::after {
  content: "";
  position: absolute;
  width: 5px; height: 5px;
  border: 1.5px solid currentColor;
  border-radius: 1px;
  transform: rotate(45deg);
  bottom: 3px; right: 3px;
  background: var(--bg2);
}
.chat-edit-btn:hover {
  background: rgba(255,255,255,0.015);
  color: var(--text);
}

/* Conversations List */
.chat-convs {
  flex: 1; overflow-y: auto;
  padding: 4px 0;
}
.conv-group-label {
  font-size: 10px; font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 1px;
  padding: 16px 16px 6px;
  text-transform: uppercase;
}
.conv-empty {
  padding: 40px 20px; text-align: center;
  color: var(--text-muted);
  font-size: 13px; line-height: 1.6;
}
.chat-list-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  transition: all 0.15s;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.008);
  position: relative;
  overflow: hidden;
}
@media (hover: hover) {
  .chat-list-item:hover {
    background: rgba(255,255,255,0.012);
  }
}
.chat-list-item.active {
  background: rgba(77,124,255,0.025);
}
.chat-list-item:active {
  background: rgba(77,124,255,0.04);
}
.cli-avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: rgba(77,124,255,0.04);
  border: 1px solid rgba(77,124,255,0.06);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
  color: var(--accent);
  font-weight: 600;
}
.cli-info { flex: 1; min-width: 0; }
.cli-name {
  font-size: 15px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-bottom: 2px;
}
.cli-msg {
  font-size: 12px; color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.cli-del-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: rgba(255,80,80,0.25);
  cursor: pointer;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  opacity: 0.5;
}
.cli-del-btn::before {
  content: "";
  width: 14px; height: 2px;
  background: currentColor;
  border-radius: 1px;
  transform: rotate(45deg);
  position: absolute;
}
.cli-del-btn::after {
  content: "";
  width: 14px; height: 2px;
  background: currentColor;
  border-radius: 1px;
  transform: rotate(-45deg);
  position: absolute;
}
@media (hover: hover) {
  .cli-del-btn { opacity: 0; }
  .chat-list-item:hover .cli-del-btn { opacity: 1; color: rgba(255,80,80,0.4); }
  .cli-del-btn:hover { opacity: 1 !important; color: #f05050 !important; background: rgba(255,50,50,0.04); }
}

.chat-list-footer {
  padding: 8px 16px;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.02);
  flex-shrink: 0;
}
.chat-online {
  font-size: 10px; color: var(--text-muted);
  letter-spacing: 0.3px;
}

/* ===== CHAT ROOM VIEW ===== */
.chat-room-view {
  display: flex; flex-direction: column;
  height: 100%; width: 100%;
  position: absolute; top: 0; left: 0;
  z-index: 5;
  background: rgba(10,14,23,0.96);
  animation: slideInRight 0.25s ease;
}
@keyframes slideInRight {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.chat-room-appbar {
  display: flex; align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.02);
  flex-shrink: 0;
  background: rgba(10,14,23,0.95);
  min-height: 56px;
}

.chat-back-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}
.chat-back-btn::before {
  content: "";
  width: 10px; height: 10px;
  border: 2px solid currentColor;
  border-right: none;
  border-bottom: none;
  transform: rotate(-45deg);
  display: block;
  margin-left: 4px;
}
.chat-back-btn:hover {
  background: rgba(255,255,255,0.04);
}
.chat-back-btn:active {
  transform: scale(0.9);
}

.chat-action-btn {
  width: 34px; height: 34px;
  border: none;
  background: var(--bg2);
  color: var(--text);
  border-radius: 50%;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  transition: background .2s;
  flex-shrink: 0;
}
.chat-action-btn:hover {
  background: var(--surface-hover);
}

.chat-room-user {
  display: flex; align-items: center; gap: 10px;
  flex: 1; min-width: 0;
  cursor: pointer;
}
.chat-room-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(77,124,255,0.05);
  border: 1px solid rgba(77,124,255,0.07);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
  color: var(--accent);
  flex-shrink: 0; overflow: hidden;
}
.chat-room-avatar img { width: 100%; height: 100%; object-fit: cover; }
.chat-room-info {
  display: flex; flex-direction: column;
  gap: 1px; min-width: 0;
}
.chat-room-name {
  font-size: 15px; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.chat-room-status {
  font-size: 10px;
  color: rgba(34,197,94,0.45);
}
.chat-room-actions {
  display: flex; gap: 2px;
}

/* Messages Area */
.chat-msgs {
  flex: 1; overflow-y: auto;
  padding: 8px 12px;
  display: flex; flex-direction: column;
  gap: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}
.chat-empty {
  text-align: center; padding: 60px 20px;
  color: var(--text-muted);
  font-size: 14px; line-height: 1.6;
  margin: auto;
}

/* Message Bubbles */
.msg-wrapper {
  display: flex;
  gap: 6px;
  max-width: 85%;
  animation: msgIn 0.2s ease;
  margin-bottom: 2px;
}
@keyframes msgIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.msg-wrapper.own {
  align-self: flex-end;
  flex-direction: row-reverse;
}
.msg-wrapper.other {
  align-self: flex-start;
}

.msg-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
  margin-top: 4px;
  background: rgba(99,102,241,0.05);
  color: #818cf8;
  overflow: hidden;
  cursor: default;
  position: relative;
}
.msg-avatar.clickable { cursor: pointer; }
.msg-avatar.clickable:hover { opacity: 0.7; }
.msg-wrapper.own .msg-avatar { display: none; }

.msg-body {
  display: flex; flex-direction: column;
  gap: 2px; min-width: 0;
}
.msg-author {
  font-size: 10px; font-weight: 600;
  color: var(--accent);
  padding: 0 2px; margin-bottom: 1px;
}
.msg-author.clickable { cursor: pointer; }
.msg-author.clickable:hover { opacity: 0.7; }

.msg-bubble {
  padding: 8px 14px;
  border-radius: 16px;
  font-size: 14px; line-height: 1.5;
  word-wrap: break-word;
  position: relative;
  max-width: 100%;
}
.msg-bubble.own {
  background: rgba(77,124,255,0.2);
  border-bottom-right-radius: 4px;
  color: #fff;
}
.msg-bubble:not(.own) {
  background: rgba(255,255,255,0.04);
  border-bottom-left-radius: 4px;
  color: var(--text);
}

.msg-text {
  white-space: pre-wrap;
}

.msg-media img {
  max-width: 100%;
  border-radius: 10px;
  margin-top: 4px;
  display: block;
  cursor: zoom-in;
  max-height: 200px;
  object-fit: cover;
}
.msg-audio {
  display: flex; align-items: center;
  gap: 8px; padding: 6px 0;
}
.audio-play-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--primary);
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.audio-play-btn:hover {
  background: var(--primary);
  color: #000;
}
.audio-duration {
  font-size: 12px; color: var(--text-muted);
}
.msg-reaction-bubble {
  font-size: 26px;
  text-align: center;
  padding: 4px 0 0;
  line-height: 1;
}

.msg-reply-bar {
  font-size: 10px; color: var(--primary);
  padding: 2px 0 4px; opacity: 0.7;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.edited-badge {
  font-size: 9px; color: var(--text-muted);
  display: block; text-align: right;
  opacity: 0.5; margin-top: 2px;
}

.msg-info {
  display: flex; align-items: center;
  justify-content: flex-end;
  gap: 6px; padding: 2px 4px 0;
}
.msg-time {
  font-size: 10px; color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.msg-actions {
  display: flex; gap: 2px;
  opacity: 0.6; transition: opacity 0.15s;
}
@media (hover: hover) {
  .msg-actions { opacity: 0; }
  .msg-wrapper:hover .msg-actions { opacity: 1; }
}
.msg-action-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none; background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
@media (hover: hover) {
  .msg-action-btn:hover {
    background: rgba(255,255,255,0.015);
    color: var(--text-secondary);
  }
}

.msg-reactions {
  display: none; gap: 2px;
  padding: 4px 2px; flex-wrap: wrap;
}
.react-emoji {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: rgba(255,255,255,0.012);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.15s;
}
.react-emoji:hover {
  background: rgba(77,124,255,0.04);
  border-color: rgba(77,124,255,0.06);
  transform: scale(1.15);
}

.date-sep {
  display: flex; align-items: center;
  gap: 12px; margin: 16px 0 8px;
}
.date-sep::before, .date-sep::after {
  content: ""; flex: 1;
  height: 1px;
  background: rgba(255,255,255,0.02);
}
.date-sep span {
  font-size: 10px; color: var(--text-muted);
  font-weight: 500; letter-spacing: 0.5px;
  white-space: nowrap;
}

/* Join Area */
.chat-join-area {
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  flex-shrink: 0;
}
.chat-join-area .glass-btn { font-size: 14px; }

/* ===== INPUT BAR (Telegram style) ===== */
.chat-input-bar {
  display: flex; align-items: center;
  gap: 6px;
  padding: 8px 10px;
  border-top: 1px solid rgba(255,255,255,0.02);
  background: rgba(10,14,23,0.95);
  position: relative; z-index: 3;
  flex-shrink: 0;
}

.chat-media-btn, .chat-voice-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
  font-size: 18px;
}
.chat-media-btn::before {
  content: "";
  width: 18px; height: 16px;
  border: 2px solid currentColor;
  border-radius: 4px;
  position: relative;
}
.chat-media-btn::after {
  content: "";
  position: absolute;
  width: 5px; height: 5px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  top: 9px; left: 11px;
}
.chat-voice-btn::before {
  content: "";
  width: 14px; height: 18px;
  border: 2px solid currentColor;
  border-radius: 6px 6px 10px 10px;
  position: relative;
}
.chat-voice-btn::after {
  content: "";
  position: absolute;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: currentColor;
  bottom: 5px;
}
.chat-media-btn:hover, .chat-voice-btn:hover {
  color: var(--text-secondary);
  background: rgba(255,255,255,0.015);
}
.chat-voice-btn.recording {
  color: #ef4444;
  background: rgba(239,68,68,0.06);
  animation: pulseRec 1s ease infinite;
}
@keyframes pulseRec {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,0.3); }
  50% { box-shadow: 0 0 0 8px rgba(239,68,68,0); }
}

.chat-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
}
.chat-input {
  width: 100%;
  border: none; background: rgba(255,255,255,0.03);
  color: var(--text);
  font-size: 14px; font-family: inherit;
  resize: none; outline: none;
  padding: 8px 14px;
  border-radius: 20px;
  max-height: 80px; line-height: 1.4;
  min-height: 36px;
}
.chat-input::placeholder { color: var(--text-muted); }
.chat-input:focus {
  background: rgba(255,255,255,0.045);
}

.chat-send-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(77,124,255,0.3);
}
.chat-send-btn::before {
  content: "";
  width: 0; height: 0;
  border-style: solid;
  border-width: 5px 0 5px 9px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 3px;
}
.chat-send-btn:hover {
  background: #5a8aff;
  transform: scale(1.05);
}
.chat-send-btn:active {
  transform: scale(0.95);
}

/* Media Preview */
#chatMediaInput { display: none; }
.chat-preview {
  position: absolute;
  bottom: 100%; left: 10px;
  width: 60px; height: 60px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.04);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.2);
}
.chat-preview img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.chat-preview button {
  position: absolute; top: -4px; right: -4px;
  width: 20px; height: 20px;
  border-radius: 50%;
  border: none;
  background: rgba(200,30,30,0.5);
  color: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
}
.chat-preview button:hover { background: rgba(220,40,40,0.75); }

/* Chat loading */
/* Reply bar */
.chat-reply-bar {
  display: flex; align-items: center;
  padding: 6px 16px;
  background: var(--bg2);
  border-top: 1px solid rgba(255,255,255,0.06);
  gap: 8px;
  flex-shrink: 0;
}
.chat-reply-content {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column;
  gap: 2px;
}
.chat-reply-name {
  font-size: 11px; font-weight: 600;
  color: var(--accent);
}
.chat-reply-text {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chat-reply-cancel {
  width: 24px; height: 24px;
  border: none; background: transparent;
  color: var(--text-muted);
  cursor: pointer; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  transition: all .2s;
}
.chat-reply-cancel:hover {
  background: var(--bg1);
  color: var(--text);
}

/* Grouped messages */
.msg-wrapper.grouped {
  margin-top: -2px;
}
.msg-wrapper.grouped .msg-bubble {
  border-radius: 4px 14px 14px 4px;
}
.msg-wrapper.own.grouped .msg-bubble {
  border-radius: 14px 4px 4px 14px;
}

/* Pinned header */
.pinned-header {
  font-size: 11px; font-weight: 600;
  color: var(--accent);
  padding: 4px 16px 2px;
  opacity: 0.7;
}
.msg-bubble.pinned {
  border: 1px solid var(--accent);
}

/* Deleted message */
.msg-bubble-del {
  background: var(--bg2) !important;
  text-align: center;
  padding: 6px 14px !important;
}

/* Load more button */
.chat-load-more-btn {
  border: 1px solid rgba(255,255,255,0.1);
  background: var(--bg2);
  color: var(--text-muted);
  font-size: 12px;
  padding: 6px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all .2s;
}
.chat-load-more-btn:hover {
  background: var(--bg1);
  color: var(--text);
}
.chat-load-more-btn:disabled {
  opacity: 0.5;
  cursor: default;
}

/* Forward modal */
.forward-room-btn {
  display: flex; align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  border-radius: 8px;
  transition: all .15s;
}
.forward-room-btn:hover {
  background: var(--bg2);
}

/* Media gallery button in room header */
#chatMediaGalleryBtn {
  font-size: 14px;
}

.chat-loading { text-align: center; padding: 40px; color: var(--text-muted); font-size: 13px; }

/* Chat Toast */
#chatToast {
  position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%) translateY(20px);
  z-index: 9999; padding: 10px 20px; border-radius: var(--radius-full);
  background: rgba(0,0,0,0.85); backdrop-filter: blur(12px);
  color: var(--text); font-size: 13px; font-weight: 500;
  opacity: 0; visibility: hidden; transition: all 0.3s ease;
  pointer-events: none; white-space: nowrap;
  border: 1px solid var(--line);
}
#chatToast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }

/* Room avatar fallback color */
.room-avatar { background: rgba(99,102,241,0.06) !important; border-color: rgba(99,102,241,0.1) !important; }

/* Typing indicator */
.chat-typing { font-size: 11px; color: var(--text-muted); padding: 2px 16px 8px; display: none; }
.chat-typing.show { display: block; }
.chat-typing-dots { display: inline-flex; gap: 3px; margin-left: 4px; }
.chat-typing-dots span {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--text-muted); animation: typingDot 1.2s ease infinite;
}
.chat-typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingDot { 0%, 60%, 100% { opacity: 0.3; } 30% { opacity: 1; } }

/* Image viewer modal */
.img-viewer-overlay {
  position: fixed; inset: 0; z-index: 600;
  background: rgba(0,0,0,0.85); backdrop-filter: blur(var(--blur));
  display: none; align-items: center; justify-content: center;
  padding: 24px; cursor: zoom-out;
}
.img-viewer-overlay.open { display: flex; }
.img-viewer-overlay img {
  max-width: 100%; max-height: 90vh; border-radius: var(--radius);
  box-shadow: var(--shadow-lg); object-fit: contain;
}

/* User profile popup */
.user-profile-popup {
  position: fixed; z-index: 400;
  width: 280px; max-width: 90vw;
  border-radius: var(--radius-card);
  background: var(--bg2); border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(calc(var(--blur) * 2));
  padding: 20px; text-align: center;
  display: none;
}
.user-profile-popup.open { display: block; }
.user-profile-popup .popup-avatar {
  width: 56px; height: 56px; border-radius: 50%;
  margin: 0 auto 12px; overflow: hidden;
  background: var(--accent-dim); border: 1px solid var(--line-focus);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 700; color: var(--accent);
}
.user-profile-popup .popup-avatar img { width: 100%; height: 100%; object-fit: cover; }
.user-profile-popup .popup-name { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.user-profile-popup .popup-bio { font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; }
.user-profile-popup .popup-status { font-size: 10px; color: rgba(34,197,94,0.6); letter-spacing: 0.5px; }
.user-profile-popup .popup-close {
  position: absolute; top: 10px; right: 10px;
  width: 24px; height: 24px; border-radius: 50%;
  border: none; background: transparent; color: var(--text-muted);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.user-profile-popup .popup-close:hover { background: rgba(255,255,255,0.04); color: var(--text); }

/* Chat search bar */
.chat-search-wrap { padding: 8px 12px; border-bottom: 1px solid rgba(255,255,255,0.02); }
.chat-search {
  width: 100%; padding: 8px 12px; border-radius: var(--radius-full);
  border: 1px solid var(--line); background: rgba(255,255,255,0.03);
  color: var(--text); font-size: 13px; font-family: inherit; outline: none;
}
.chat-search:focus { border-color: rgba(77,124,255,0.15); }
.chat-search::placeholder { color: var(--text-muted); }
.chat-search-results { position: absolute; top: 100%; left: 0; right: 0; z-index: 10; }
.chat-search-item { padding: 8px 12px; cursor: pointer; font-size: 12px; color: var(--text-secondary); }
.chat-search-item:hover { background: rgba(255,255,255,0.02); color: var(--text); }

/* ============================================================
    MODALS
   ============================================================ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(calc(var(--blur) / 2));
  -webkit-backdrop-filter: blur(calc(var(--blur) / 2));
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  opacity: 0; visibility: hidden;
  transition: opacity 0.25s ease, visibility 0s 0.25s;
}
.modal-overlay.open {
  opacity: 1; visibility: visible;
  transition: opacity 0.25s ease, visibility 0s 0s;
}
.modal {
  width: 100%; max-width: 380px;
  border-radius: var(--radius-card);
  background: var(--bg2);
  border: 1px solid var(--line);
  overflow: hidden;
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  box-shadow: var(--shadow-lg);
}
.modal-overlay.open {
  opacity: 1; visibility: visible;
  transition: opacity 0.25s ease, visibility 0s 0s;
}
.modal {
  width: 100%; max-width: 380px;
  border-radius: var(--radius-card);
  background: rgba(15,20,30,0.96);
  border: 1px solid var(--line);
  overflow: hidden;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-overlay.open .modal {
  animation: modalIn 0.25s ease;
}
.modal-header { padding: 20px 24px 0; display: flex; align-items: center; justify-content: space-between; }
.modal-header h3 { font-size: 16px; font-weight: 700; }

.modal-close-btn {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
@supports (hover: hover) {
  .modal-close-btn:hover { background: rgba(255,255,255,0.04); color: var(--text); }
}
.modal-body { padding: 20px 24px 24px; }
.modal-desc {
  color: var(--text-secondary);
  font-size: 13px; font-weight: 300;
  margin-bottom: 20px;
  text-align: center;
}
.modal-input {
  width: 100%;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.015);
  color: var(--text);
  font-family: inherit;
  font-size: 13px; outline: none;
  margin-bottom: 10px;
  transition: 0.15s;
}
.modal-input:focus { border-color: rgba(77,124,255,0.18); }
.modal-textarea { border-radius: var(--radius); resize: none; }
.modal-select-wrap { margin-bottom: 10px; }

.modal-btn {
  width: 100%;
  padding: 11px;
  border: 1px solid rgba(77,124,255,0.06);
  border-radius: var(--radius-full);
  background: rgba(77,124,255,0.05);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--accent);
  font-size: 13px; font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
}
.modal-btn:hover {
  background: rgba(77,124,255,0.1);
  border-color: rgba(77,124,255,0.12);
  box-shadow: 0 0 16px rgba(77,124,255,0.05);
}
.modal-btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text-secondary);
  margin-top: 8px;
}
.modal-btn-ghost:hover {
  background: rgba(255,255,255,0.015);
  border-color: var(--line-hover);
  color: var(--text);
  box-shadow: none;
}

.setup-avatar {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: rgba(77,124,255,0.05);
  border: 1px solid rgba(77,124,255,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 700;
  color: var(--accent);
  margin: 0 auto 12px;
  overflow: hidden;
}
.setup-avatar img { width: 100%; height: 100%; object-fit: cover; }
.setup-avatar-label {
  display: block; text-align: center;
  font-size: 11px; color: var(--text-muted);
  cursor: pointer;
  margin-bottom: 12px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  transition: all var(--transition);
}
.setup-avatar-label:hover {
  background: rgba(255,255,255,0.015);
  border-color: var(--line-hover);
  color: var(--text-secondary);
}
.setup-avatar-label input { display: none; }

/* ============================================================
   BLOCK: PLAYME (Responsive + Centered)
   ============================================================ */
.playme-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 20px;
  align-items: start;
}
.playme-player-col {
  display: flex; flex-direction: column;
  gap: 12px; min-width: 0;
  justify-content: center;
  align-items: center;
}
.playme-player-col > .playme-wrap {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
}
.playme-player-col > .playme-info {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
}
.playme-list-col {
  display: flex; flex-direction: column;
  gap: 10px; min-width: 0;
}
.playme-list-header {
  font-size: 13px; font-weight: 700;
  color: var(--text-secondary);
  padding: 0 4px;
  letter-spacing: 0.5px;
}
.playme-list-toolbar {
  display: flex; gap: 6px;
  padding: 0 4px;
}
.playme-tool-btn {
  width: 28px; height: 28px;
  border: 1px solid rgba(255,255,255,0.08);
  background: var(--bg2);
  color: var(--text-muted);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.playme-tool-btn:hover { background: var(--bg1); color: var(--text); }
.playme-sub-input-label { display: none; }
.playme-info { padding: 0 4px; }
.playme-title { font-size: 15px; font-weight: 700; line-height: 1.3; }

.playme-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  box-shadow: var(--shadow);
}

.playme-neon-glow {
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--radius) + 2px);
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
  box-shadow:
    0 0 15px rgba(77,124,255,0.15),
    0 0 30px rgba(77,124,255,0.08),
    inset 0 0 15px rgba(77,124,255,0.05);
}
.playme-wrap.playing .playme-neon-glow { opacity: 1; }

.playme-live-badge {
  position: absolute;
  top: 10px; left: 10px;
  z-index: 6;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(220,38,38,0.8);
  backdrop-filter: blur(4px);
  font-size: 10px; font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
  opacity: 0;
  transition: opacity 0.3s;
  display: flex; align-items: center; gap: 4px;
}
.playme-wrap.playing .playme-live-badge { opacity: 1; }
.playme-live-badge::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #fff;
  animation: pulse-dot 1.5s ease infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.playme-video {
  width: 100%; display: block;
  aspect-ratio: 16/9;
  background: #000;
  position: relative; z-index: 1;
}
.playme-loader {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.5);
  z-index: 5;
  transition: opacity 0.3s ease;
}
.playme-loader.hidden { opacity: 0; pointer-events: none; }

/* Controls */
.playme-controls {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  justify-content: flex-end;
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.playme-wrap:hover .playme-controls,
.playme-controls.visible { opacity: 1; }
.playme-controls > * { pointer-events: auto; }

.playme-controls-bottom {
  padding: 10px 14px;
  background: linear-gradient(0deg, rgba(0,0,0,0.85) 0%, transparent 100%);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.playme-progress {
  width: 100%; height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: 2px;
  cursor: pointer;
  position: relative;
  margin-bottom: 6px;
  transition: height 0.15s;
}
.playme-progress:hover { height: 6px; }
.playme-progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  width: 0%;
  transition: width 0.1s linear;
  box-shadow: 0 0 8px rgba(77,124,255,0.4);
}
.playme-progress-thumb {
  position: absolute;
  top: 50%;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 8px rgba(77,124,255,0.4);
  opacity: 0;
  transition: opacity 0.15s;
}
.playme-progress:hover .playme-progress-thumb { opacity: 1; }

.playme-controls-row {
  display: flex; align-items: center;
  justify-content: space-between; gap: 6px;
}
.playme-controls-left,
.playme-controls-right {
  display: flex; align-items: center; gap: 4px;
}

.playme-btn {
  width: 34px; height: 34px;
  border: 1px solid rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.012);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  color: rgba(255,255,255,0.35);
  cursor: pointer;
  font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  font-family: inherit;
  position: relative;
}
@media (hover: hover) {
  .playme-btn:hover {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.05);
    color: #fff;
  }
}

.playme-btn-play { font-size: 16px; }
.playme-btn-play::before {
  content: '';
  width: 0; height: 0;
  border-style: solid;
  border-width: 7px 0 7px 12px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 2px;
}
.playme-btn-play.playing::before {
  width: 10px; height: 14px;
  border: none;
  border-left: 3px solid currentColor;
  border-right: 3px solid currentColor;
  margin-left: 0;
}

#playmePrevBtn::before {
  content: '';
  width: 0; height: 0;
  border-style: solid;
  border-width: 6px 8px 6px 0;
  border-color: transparent currentColor transparent transparent;
  margin-right: 2px;
}
#playmePrevBtn::after {
  content: '';
  width: 2px; height: 12px;
  background: currentColor;
  border-radius: 1px;
}

#playmeNextBtn::before {
  content: '';
  width: 2px; height: 12px;
  background: currentColor;
  border-radius: 1px;
}
#playmeNextBtn::after {
  content: '';
  width: 0; height: 0;
  border-style: solid;
  border-width: 6px 0 6px 8px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 2px;
}

#playmeVolumeIcon::before {
  content: '';
  width: 0; height: 0;
  border-style: solid;
  border-width: 5px 0 5px 8px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 1px;
}
#playmeVolumeIcon::after {
  content: '';
  position: absolute;
  left: 4px;
  width: 6px; height: 10px;
  border: 2px solid currentColor;
  border-right: none;
  border-radius: 2px 0 0 2px;
}
#playmeVolumeIcon.muted::before { opacity: 0.3; }

#playmeFullBtn::before {
  content: '';
  width: 10px; height: 10px;
  border: 2px solid currentColor;
  border-radius: 2px;
  position: relative;
}
#playmeFullBtn::after {
  content: '';
  position: absolute;
  width: 6px; height: 6px;
  border: 2px solid currentColor;
  border-radius: 1px;
  right: 8px; top: 8px;
  background: #000;
}
#playmePipBtn {
  font-size: 16px; line-height: 1;
}

.playme-time {
  font-size: 11px; font-weight: 500;
  color: rgba(255,255,255,0.3);
  min-width: 32px; text-align: center;
  font-variant-numeric: tabular-nums;
}
.playme-time-sep { font-size: 11px; color: rgba(255,255,255,0.06); }

.playme-volume-wrap {
  display: flex; align-items: center; gap: 4px;
  position: relative;
}
.playme-volume {
  width: 0; opacity: 0;
  transition: width 0.2s, opacity 0.2s;
  height: 4px;
  -webkit-appearance: none; appearance: none;
  background: rgba(255,255,255,0.08);
  border-radius: 2px; outline: none;
}
.playme-volume::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  box-shadow: 0 0 6px rgba(77,124,255,0.3);
}
.playme-volume-wrap:hover .playme-volume,
.playme-volume:focus { width: 60px; opacity: 1; }
@media (pointer: coarse) {
  .playme-volume { width: 60px; opacity: 0.6; }
}

/* Playlist */
.playme-list {
  display: flex; flex-direction: column; gap: 4px;
  overflow-y: auto;
  max-height: calc(100dvh - 210px);
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
  padding-right: 4px;
}
.playme-item {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  position: relative;
}
.playme-item.dragging { opacity: 0.4; }
.playme-item-drag {
  cursor: grab; font-size: 14px;
  color: var(--text-muted);
  width: 16px; text-align: center;
  flex-shrink: 0;
  user-select: none;
}
@media (hover: hover) {
  .playme-item:hover {
    background: rgba(255,255,255,0.015);
    border-color: var(--line);
  }
}
.playme-item.active {
  background: rgba(77,124,255,0.03);
  border-color: rgba(77,124,255,0.06);
}
.playme-item.active::after {
  content: '';
  position: absolute;
  left: -1px; top: -1px; bottom: -1px;
  width: 2px;
  background: var(--accent);
  border-radius: 2px 0 0 2px;
  box-shadow: 0 0 8px rgba(77,124,255,0.4);
}
.playme-item-thumb {
  width: 36px; height: 24px;
  border-radius: 4px;
  background: rgba(255,255,255,0.02);
  flex-shrink: 0;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
}
.playme-item-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.playme-item-num {
  flex-shrink: 0;
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
  background: rgba(255,255,255,0.015);
  font-size: 11px; font-weight: 700;
  color: var(--text-muted);
  transition: all var(--transition);
}
.playme-item.active .playme-item-num {
  background: rgba(77,124,255,0.06);
  color: var(--accent);
}
.playme-item-body { flex: 1; min-width: 0; }
.playme-item-title {
  font-size: 12px; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.playme-item-duration {
  font-size: 10px; font-weight: 400;
  color: var(--text-muted);
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   BLOCK: PROJECTS
   ============================================================ */
.projects-toolbar {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}
.projects-search-wrap {
  position: relative;
}
.projects-search {
  width: 100%;
  padding: 10px 16px 10px 36px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.008);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
.projects-search:focus {
  border-color: rgba(77,124,255,0.15);
}
.projects-search::placeholder { color: var(--text-muted); }
.projects-search-wrap::before {
  content: '';
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  width: 14px; height: 14px;
  border: 2px solid var(--text-muted);
  border-radius: 50%;
  pointer-events: none;
}
.projects-search-wrap::after {
  content: '';
  position: absolute;
  left: 20px; top: 50%;
  transform: translateY(4px) rotate(45deg);
  width: 2px; height: 7px;
  background: var(--text-muted);
  border-radius: 1px;
  pointer-events: none;
}
.projects-filters {
  display: flex; gap: 6px; flex-wrap: wrap;
}
.project-filter-btn {
  padding: 6px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-muted);
  font-size: 10px; font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}
.filter-glow {
  position: absolute; inset: 0;
  border-radius: inherit;
  background: linear-gradient(120deg, transparent 10%, rgba(77,124,255,0.12), transparent 90%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.project-filter-btn.glow .filter-glow { opacity: 1; }
.project-filter-btn:hover {
  background: rgba(255,255,255,0.01);
  border-color: var(--line-hover);
  color: var(--text-secondary);
}
.project-filter-btn.active {
  background: rgba(77,124,255,0.05);
  border-color: rgba(77,124,255,0.15);
  color: var(--accent);
  box-shadow: 0 0 16px rgba(77,124,255,0.08);
}

.projects-loading {
  padding: 8px 0;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

.project-card {
  padding: 16px 20px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.012);
  border: 1px solid var(--line);
  transition: all var(--transition);
  display: flex; flex-direction: column;
  gap: 6px;
  text-decoration: none; color: inherit;
  position: relative; overflow: hidden;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.project-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at top right, rgba(77,124,255,0.035), transparent 50%);
  pointer-events: none;
}
@media (hover: hover) {
  .project-card:hover {
    background: rgba(255,255,255,0.02);
    border-color: var(--line-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,0,0,0.12);
  }
  .project-card:hover .project-card-gh { opacity: 1; }
}
.project-card:active { transform: scale(0.98); }

.project-card-top {
  display: flex; align-items: center;
  justify-content: space-between;
  position: relative; z-index: 1;
}
.project-card-title {
  font-size: 15px; font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.3px;
}
.project-card-gh {
  width: 20px; height: 20px;
  opacity: 0.3;
  transition: opacity var(--transition);
  flex-shrink: 0;
  background: var(--text-secondary);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z'/%3E%3C/svg%3E") no-repeat center;
  mask-size: contain;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0016 8c0-4.42-3.58-8-8-8z'/%3E%3C/svg%3E") no-repeat center;
  -webkit-mask-size: contain;
}
.project-card-desc {
  font-size: 12px; font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.5;
  position: relative; z-index: 1;
}
.project-card-lang {
  display: flex; align-items: center; gap: 5px;
  font-size: 10px; font-weight: 500;
  color: var(--text-muted);
  position: relative; z-index: 1;
  margin-top: 2px;
}
.project-lang-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px currentColor;
}

/* ============================================================
   BLOCK: CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.contact-card {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 16px;
  padding: 28px 24px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.01);
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--text-secondary);
  transition: all var(--transition);
  position: relative; overflow: hidden;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}
.contact-card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: linear-gradient(120deg, transparent 15%, rgba(77,124,255,0.035), transparent 85%);
  transform: translateX(-120%);
  transition: transform 0.7s ease;
  pointer-events: none;
}
@media (hover: hover) {
  .contact-card:hover {
    background: rgba(255,255,255,0.02);
    border-color: var(--line-hover);
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  }
  .contact-card:hover::before { transform: translateX(120%); }
}

.contact-icon {
  width: 32px; height: 32px;
  border: 2px solid currentColor;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  opacity: 0.45;
  transition: opacity var(--transition);
}
.contact-card:hover .contact-icon { opacity: 1; }

.contact-github { border-radius: 50%; }
.contact-github::before {
  content: ''; position: absolute;
  width: 12px; height: 12px;
  border: 2px solid currentColor;
  border-radius: 50%;
}
.contact-github::after {
  content: ''; position: absolute;
  width: 2px; height: 8px;
  background: currentColor; bottom: -2px;
}

.contact-telegram { border-radius: 50%; }
.contact-telegram::before {
  content: ''; position: absolute;
  width: 0; height: 0;
  border-style: solid;
  border-width: 5px 0 5px 10px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 2px;
}

.contact-youtube { border-radius: 6px; }
.contact-youtube::before {
  content: ''; position: absolute;
  width: 16px; height: 11px;
  border: 2px solid currentColor;
  border-radius: 4px;
}
.contact-youtube::after {
  content: ''; position: absolute;
  width: 0; height: 0;
  border-style: solid;
  border-width: 4px 0 4px 7px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 2px;
}

.contact-email { border-radius: 6px; }
.contact-email::before {
  content: ''; position: absolute;
  width: 18px; height: 12px;
  border: 2px solid currentColor;
  border-radius: 3px;
}
.contact-email::after {
  content: ''; position: absolute;
  width: 14px; height: 10px;
  background: linear-gradient(135deg, transparent 40%, currentColor 40%, currentColor 60%, transparent 60%);
  border-radius: 2px;
  top: 1px;
}
.contact-label { font-size: 12px; font-weight: 700; letter-spacing: 2px; }

/* ============================================================
   BLOCK: SETTINGS
   ============================================================ */
.settings-card {
  background: rgba(255,255,255,0.01);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 24px 28px;
  position: relative; overflow: hidden;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.settings-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at top right, rgba(77,124,255,0.03), transparent 50%);
  pointer-events: none;
}
.settings-card + .settings-card { margin-top: 12px; }
.settings-card h3 {
  font-size: 15px; font-weight: 600;
  margin-bottom: 6px;
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 10px;
}
.settings-card p {
  font-size: 12px; font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: 16px;
  position: relative; z-index: 1;
}
.settings-actions {
  display: flex; gap: 12px; flex-wrap: wrap;
  position: relative; z-index: 1;
}

/* APK download card with neon glow */
.settings-apk {
  border-color: rgba(34,197,94,0.08);
  background: rgba(34,197,94,0.012);
}
.settings-apk-glow {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(34,197,94,0.04), transparent 60%);
  pointer-events: none;
}
.version-badge {
  font-size: 10px; font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  background: rgba(34,197,94,0.05);
  border: 1px solid rgba(34,197,94,0.08);
  color: #22c55e;
  letter-spacing: 1px;
}
.apk-download-btn {
  background: linear-gradient(180deg, rgba(34,197,94,0.1), rgba(34,197,94,0.03)) !important;
  border-color: rgba(34,197,94,0.12) !important;
  color: #22c55e !important;
  font-weight: 700 !important;
  box-shadow: 0 0 20px rgba(34,197,94,0.06) !important;
}
.apk-download-btn:hover {
  background: linear-gradient(180deg, rgba(34,197,94,0.15), rgba(34,197,94,0.05)) !important;
  box-shadow: 0 0 30px rgba(34,197,94,0.1) !important;
}

/* Theme picker horizontal scroll */
.theme-scroll {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 2px 8px;
  position: relative; z-index: 1;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.theme-scroll::-webkit-scrollbar { height: 2px; }
.theme-scroll::-webkit-scrollbar-track { background: transparent; }
.theme-scroll::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
.theme-btn {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text-muted);
  font-size: 9px; font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
  scroll-snap-align: start;
  min-width: 68px;
}
.theme-btn.active {
  border-color: var(--line-focus);
  background: var(--surface-active);
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-1px);
}
@media (hover: hover) {
  .theme-btn:hover {
    background: var(--surface-hover);
    border-color: var(--line-hover);
    color: var(--text);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
  }
}
.theme-circle {
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
  box-shadow: 0 0 10px rgba(255,255,255,0.04), 0 2px 8px rgba(0,0,0,0.15);
  transition: transform var(--transition);
}
.theme-btn:hover .theme-circle {
  transform: scale(1.05);
}
.theme-label {
  white-space: nowrap;
  font-size: 8px;
  letter-spacing: 0.5px;
  font-weight: 600;
  opacity: 0.8;
}

/* Theme mode row + toggle */
.theme-mode-row {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 16px 0 0;
  margin-top: 16px;
  border-top: 1px solid var(--line);
}
.theme-mode-label {
  font-size: 12px; font-weight: 500;
  color: var(--text-secondary);
}
.mode-toggle {
  position: relative;
  width: 48px; height: 26px;
  border-radius: 26px;
  border: 1px solid var(--line);
  background: var(--surface);
  cursor: pointer;
  padding: 0;
  transition: all var(--transition);
  flex-shrink: 0;
}
.mode-toggle:hover {
  border-color: var(--line-hover);
}
.mode-toggle-slider {
  position: absolute; inset: 2px;
  border-radius: 22px;
  background: var(--bg2);
  transition: all 0.25s ease;
}
.mode-toggle-knob {
  position: absolute;
  top: 1px; left: 1px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--surface);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  transition: all 0.25s ease;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}
.mode-toggle.dark .mode-toggle-knob {
  transform: translateX(22px);
}

/* Settings items */
.settings-item {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
  position: relative; z-index: 1;
}
.settings-item:last-child { border-bottom: none; }
.settings-item-label {
  font-size: 13px; font-weight: 500;
  color: var(--text);
}
.settings-item-right {
  display: flex; align-items: center; gap: 10px;
}

/* Toggle switch — neon style */
.switch {
  position: relative;
  width: 44px; height: 24px;
  cursor: pointer;
  flex-shrink: 0;
}
.switch input { display: none; }
.switch-slider {
  position: absolute; inset: 0;
  border-radius: 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  transition: all 0.3s;
}
.switch-slider::before {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--text-muted);
  top: 2px; left: 2px;
  transition: all 0.3s;
  box-shadow: 0 0 4px rgba(0,0,0,0.2);
}
.switch input:checked + .switch-slider {
  background: rgba(77,124,255,0.12);
  border-color: rgba(77,124,255,0.2);
  box-shadow: 0 0 12px rgba(77,124,255,0.15), inset 0 0 8px rgba(77,124,255,0.04);
}
.switch input:checked + .switch-slider::before {
  background: var(--accent);
  transform: translateX(20px);
  box-shadow: 0 0 8px rgba(77,124,255,0.3);
}

/* Cache */
.settings-cache-size {
  font-size: 11px; font-weight: 500;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.settings-cache-btn {
  padding: 5px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-secondary);
  font-size: 10px; font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.5px;
}
.settings-cache-btn:hover {
  background: rgba(255,50,50,0.04);
  border-color: rgba(255,50,50,0.08);
  color: #f05050;
}

/* Language select */
.settings-select {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.008);
  color: var(--text);
  font-size: 12px;
  font-family: inherit;
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s;
}
.settings-select:focus {
  border-color: rgba(77,124,255,0.15);
}
.settings-select option {
  background: var(--bg2);
  color: var(--text);
}

/* Dev info */
.settings-dev {
  text-align: center;
  border-color: transparent;
  background: transparent;
  backdrop-filter: none;
}
.settings-dev::before { display: none; }
.settings-dev-info {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}
.settings-dev-info span {
  opacity: 0.6;
}

/* ============================================================
   BOTTOM NAVIGATION BAR
   ============================================================ */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: var(--bottomnav-h);
  background: rgba(5,8,15,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--line);
  z-index: 100;
  justify-content: space-around;
  align-items: center;
  padding: 0 4px;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.bn-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  flex: 1;
  height: 100%;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
  -webkit-tap-highlight-color: transparent;
  padding: 4px;
}
.bn-btn::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 0 0 2px 2px;
  transition: width 0.2s;
  box-shadow: 0 0 8px rgba(77,124,255,0.4);
}
.bn-btn.active::before { width: 20px; }
.bn-btn.active { color: var(--accent); }
.bn-btn:active { transform: scale(0.92); }

.bn-icon {
  width: 20px; height: 20px;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  transition: transform 0.2s;
}
.bn-btn.active .bn-icon { transform: translateY(-1px); }

.bn-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.5px;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.bn-btn.active .bn-label { opacity: 1; }

/* Bottom Nav CSS Geometric Icons */
/* Home - 4-dot grid */
.bn-icon-home::before {
  content: ''; display: block;
  width: 4px; height: 4px;
  background: currentColor;
  box-shadow: 7px 0 0 currentColor, 0 7px 0 currentColor, 7px 7px 0 currentColor;
  border-radius: 1px;
}

/* Chat - speech bubble */
.bn-icon-chat::before {
  content: ''; display: block;
  width: 16px; height: 12px;
  border: 2px solid currentColor;
  border-radius: 3px;
}
.bn-icon-chat::after {
  content: ''; position: absolute;
  bottom: -2px; left: 2px;
  border-style: solid;
  border-width: 4px 4px 0 0;
  border-color: currentColor transparent transparent transparent;
}

/* Play - play triangle */
.bn-icon-play::before {
  content: ''; display: block;
  width: 0; height: 0;
  border-style: solid;
  border-width: 8px 0 8px 14px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 2px;
}

/* Video - YouTube play button */
.bn-icon-video::before {
  content: ''; display: block;
  width: 0; height: 0;
  border-style: solid;
  border-width: 7px 0 7px 14px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 3px;
}
.bn-icon-video::after {
  content: ''; position: absolute;
  width: 14px; height: 14px;
  border: 2px solid currentColor;
  border-radius: 3px;
  opacity: 0.25;
}

/* Folder */
.bn-icon-folder::before {
  content: ''; display: block;
  width: 16px; height: 12px;
  border: 2px solid currentColor;
  border-radius: 3px;
  border-top-left-radius: 0;
}
.bn-icon-folder::after {
  content: ''; position: absolute;
  top: 0; left: 0;
  width: 8px; height: 4px;
  border: 2px solid currentColor;
  border-bottom: none;
  border-radius: 3px 3px 0 0;
  background: transparent;
}

/* AI - sparkle */
.bn-icon-ai::before {
  content: ''; display: block;
  width: 14px; height: 14px;
  border: 2px solid currentColor;
  border-radius: 50%;
}
.bn-icon-ai::after {
  content: ''; position: absolute;
  top: 1px; right: 0;
  width: 5px; height: 5px;
  background: currentColor;
  border-radius: 50%;
  box-shadow: 0 0 4px currentColor;
}

/* Settings - gear */
.bn-icon-settings::before {
  content: ''; display: block;
  width: 12px; height: 12px;
  border: 2px solid currentColor;
  border-radius: 50%;
}
.bn-icon-settings::after {
  content: ''; position: absolute;
  width: 16px; height: 16px;
  border: 2px solid currentColor;
  border-radius: 50%;
  opacity: 0.3;
}

/* ============================================================
   MISC
   ============================================================ */
#bgMusic { display: none; }

/* ============================================================
   RESPONSIVE — ≤900px
   ============================================================ */
@media (max-width: 900px) {
  .app {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .sidebar {
    display: none;
  }

  .topbar { padding: 0 16px; padding-top: env(safe-area-inset-top, 0); }
  .topbar > span { font-size: 10px; letter-spacing: 2px; }

  .tab-content {
    padding: 18px;
    padding-bottom: calc(18px + var(--bottomnav-h) + env(safe-area-inset-bottom, 8px));
  }

  .bottom-nav {
    display: flex;
  }

  .playme-layout { grid-template-columns: 1fr; gap: 16px; }
  .playme-list { max-height: 200px; }

  .home-widgets { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .widget-card { min-height: 100px; padding: 16px; }
  .widget-clock-time { font-size: 22px; }
  .widget-calendar-day { font-size: 28px; }

  .hero-glass { padding: 32px 22px; }
  .hero-title { font-size: 30px; letter-spacing: -1.5px; }
  .hero-badge { font-size: 10px; letter-spacing: 2px; }
  .hero-desc { font-size: 13px; margin-bottom: 20px; }

  .projects-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }

  .chat-block {
    height: calc(100dvh - var(--bottomnav-h, 64px) - 36px);
    min-height: 380px;
    border-radius: var(--radius);
  }
  .chat-msgs { padding: 8px 12px; }

  .msg-wrapper { max-width: 85%; }

  .theme-scroll { gap: 6px; }
  .theme-scroll .theme-btn { min-width: 56px; padding: 6px 8px; }
  .theme-scroll .theme-circle { width: 28px; height: 28px; font-size: 12px; }
}

/* ============================================================
   RESPONSIVE — ≤480px
   ============================================================ */
@media (max-width: 480px) {
  .topbar { padding: 0 12px; padding-top: env(safe-area-inset-top, 0); }
  .topbar > span { font-size: 9px; letter-spacing: 1.5px; }
  .topbar-music { width: 28px; height: 28px; }
  .topbar-music-icon { width: 12px; height: 12px; }
  .topbar-music-icon::before { border-width: 3px 0 3px 5px; }

  .tab-content { padding: 12px; padding-bottom: calc(12px + var(--bottomnav-h) + env(safe-area-inset-bottom, 8px)); }

  .bottom-nav { height: 56px; }
  .bn-icon { width: 18px; height: 18px; }
  .bn-label { font-size: 8px; }
  .bn-icon-home::before {
    width: 3px; height: 3px;
    box-shadow: 5px 0 0 currentColor, 0 5px 0 currentColor, 5px 5px 0 currentColor;
  }
  .bn-icon-chat::before { width: 14px; height: 10px; }
  .bn-icon-play::before { border-width: 6px 0 6px 11px; }
  .bn-icon-folder::before { width: 14px; height: 10px; }
  .bn-icon-settings::before { width: 10px; height: 10px; }
  .bn-icon-settings::after { width: 14px; height: 14px; }

  .playme-layout { gap: 10px; }
  .playme-list { max-height: 160px; }

  .home-widgets { grid-template-columns: 1fr 1fr; gap: 8px; }
  .widget-card { min-height: 90px; padding: 14px; }
  .widget-clock-time { font-size: 20px; }
  .widget-calendar-day { font-size: 24px; }
  .widget-quote { grid-column: 1 / -1; }

  .hero-glass { padding: 24px 16px; }
  .hero-title { font-size: 24px; letter-spacing: -1px; margin-bottom: 12px; }
  .hero-badge { font-size: 9px; letter-spacing: 1.5px; }
  .hero-desc { font-size: 12px; margin-bottom: 16px; }
  .hero-actions { flex-direction: column; gap: 8px; }
  .hero-actions .glass-btn { width: 100%; justify-content: center; }

  .page-header { margin-bottom: 16px; }
  .page-title { font-size: 18px; }
  .page-desc { font-size: 12px; }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-card { padding: 20px; gap: 12px; }

  .chat-block {
    height: 100dvh;
    min-height: 300px;
    border-radius: 0;
  }
  .chat-room-view {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    z-index: 101;
    background: rgba(10,14,23,0.98);
    animation: slideInRight 0.25s ease;
  }
  .chat-msgs { padding: 6px 8px 6px; gap: 3px; }
  .chat-input-bar { padding: 8px 10px calc(8px + env(safe-area-inset-bottom, 0px)); gap: 6px; }
  .chat-list-appbar { padding: 10px 12px; min-height: 48px; }
  .chat-current-user { padding: 10px 12px; }
  .chat-user-avatar { width: 36px; height: 36px; font-size: 13px; }
  .chat-user-name { font-size: 13px; }
  .chat-room-appbar { padding: 6px 8px; min-height: 50px; }
  .chat-action-btn { width: 26px; height: 26px; }
  .chat-online { font-size: 9px; }
  .msg-wrapper { max-width: 92%; }
  .msg-bubble { padding: 7px 12px; font-size: 13px; }
  .chat-send-btn { width: 34px; height: 34px; }
  .chat-media-btn, .chat-voice-btn { width: 32px; height: 32px; font-size: 16px; }
  .chat-input { font-size: 13px; padding: 7px 12px; }
  .cli-avatar { width: 40px; height: 40px; font-size: 16px; }
  .cli-name { font-size: 14px; }
  .cli-msg { font-size: 11px; }
  .chat-list-item { padding: 10px 12px; }
  .chat-list-title { font-size: 18px; }

  .settings-card { padding: 18px 20px; }
  .settings-actions { flex-direction: column; gap: 8px; }
  .settings-actions .glass-btn { width: 100%; justify-content: center; }
  .settings-item { padding: 8px 0; }
  .settings-item-label { font-size: 12px; }
  .theme-scroll { gap: 6px; }
  .theme-scroll .theme-btn { min-width: 52px; padding: 6px 6px; }
  .theme-scroll .theme-circle { width: 26px; height: 26px; font-size: 11px; }
  .theme-scroll .theme-label { font-size: 7px; }
  .settings-select { font-size: 11px; padding: 5px 10px; }
  .settings-dev-info { gap: 10px; font-size: 9px; }

  .playme-controls-bottom { padding: 6px 10px; }
  .playme-btn { width: 30px; height: 30px; }
  .playme-controls-left, .playme-controls-right { gap: 2px; }
  .playme-time { font-size: 10px; min-width: 26px; }
}

/* ============================================================
   MICRO-ANIMATIONS
   ============================================================ */
@keyframes fadeScaleIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes slideUpIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 8px rgba(77,124,255,0.2); }
  50% { box-shadow: 0 0 20px rgba(77,124,255,0.4); }
}
.widget-card {
  animation: fadeScaleIn 0.4s ease backwards;
}
.widget-card:nth-child(1) { animation-delay: 0.05s; }
.widget-card:nth-child(2) { animation-delay: 0.1s; }
.widget-card:nth-child(3) { animation-delay: 0.15s; }

/* Cheatsheet */
.cheatsheet-modal .cs-key {
  font-family: monospace;
  background: var(--bg2);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  color: var(--accent);
  text-align: center;
}
.hero-glass { animation: slideUpIn 0.5s ease 0.2s backwards; }
.playme-item.active {
  animation: pulseGlow 2s ease infinite;
}
.nav-btn.active .nav-glow {
  transform: translateX(0) !important;
  opacity: 0.5;
}
.bn-btn.active .bn-icon {
  animation: bounceIcon 0.3s ease;
}
@keyframes bounceIcon {
  0% { transform: scale(1); }
  50% { transform: scale(1.15); }
  100% { transform: scale(1) translateY(-1px); }
}
.chat-list-item {
  transition: all 0.2s ease, transform 0.15s ease;
}
.chat-list-item:active {
  transform: scale(0.98);
}
.project-card {
  transition: all 0.3s ease, transform 0.2s ease;
}
.project-card:hover {
  transform: translateY(-3px);
}

/* ============================================================
   YOUTUBE VIDEO PAGE (XOLERIC Video)
   ============================================================ */
.vp-app {
  display: flex; flex-direction: column;
  height: calc(100dvh - 60px);
  max-width: 1100px; margin: 0 auto;
  width: 100%; padding: 0 20px;
  animation: fadeIn .4s ease;
}

.vp-top {
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 12px;
  flex-shrink: 0;
}

.vp-top-left {
  display: flex; align-items: center; gap: 10px;
}
.vp-logo {
  width: 32px; height: 32px;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.vp-title {
  font-size: 17px; font-weight: 700;
  color: var(--text);
  letter-spacing: -0.3px;
}

.vp-top-right { display: flex; align-items: center; }

.vp-refresh-btn {
  width: 32px; height: 32px;
  border: none; background: transparent;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .2s;
}
.vp-refresh-btn:hover {
  background: var(--bg1);
  color: var(--accent);
}
.vp-refresh-btn.spinning {
  animation: vpSpin 0.6s ease;
  color: var(--accent);
}
@keyframes vpSpin { to { transform: rotate(360deg); } }

.vp-search {
  background: var(--bg2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 8px 14px;
  color: var(--text);
  font-size: 13px;
  width: 180px;
  outline: none;
  transition: all .2s;
}
.vp-search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(100,200,255,0.1);
  width: 220px;
}

/* Player bar */
.vp-player {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg2);
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  animation: fadeIn .25s ease;
  margin-bottom: 8px;
}

.vp-player-vid {
  position: relative;
  width: 100%;
  padding-top: 40%;
  background: #000;
}
.vp-player-vid > iframe,
.vp-player-vid > div {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
}

.vp-player-info {
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.vp-player-toggle {
  width: 32px; height: 32px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .2s;
}
.vp-player-toggle:hover {
  transform: scale(1.1);
}
.vp-player-toggle.paused {
  background: var(--bg2);
  color: var(--text);
}
.vp-player-nav {
  width: 30px; height: 30px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .2s;
}
.vp-player-nav:hover {
  background: var(--bg1);
  color: var(--text);
}
.vp-player-text {
  flex: 1;
  min-width: 0;
}
.vp-player-title {
  font-size: 14px; font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.vp-player-sub {
  font-size: 12px;
  color: var(--text-muted);
}

.vp-player-x {
  position: absolute;
  top: 8px; right: 8px;
  width: 28px; height: 28px;
  border: none;
  background: rgba(0,0,0,0.5);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center; justify-content: center;
  transition: all .2s;
  z-index: 2;
}
.vp-player-x:hover {
  background: rgba(255,255,255,0.2);
}

/* Player controls */
.vp-vol-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.vp-vol-btn {
  width: 28px; height: 28px;
  border: none; background: transparent;
  color: var(--text-muted);
  font-size: 13px; cursor: pointer;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.vp-vol-btn:hover { background: var(--bg1); color: var(--text); }
.vp-vol-slider {
  width: 60px;
  height: 4px;
  -webkit-appearance: none; appearance: none;
  background: var(--bg1);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  transition: width .2s;
}
.vp-vol-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
}
.vp-vol-slider::-moz-range-thumb {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
}
.vp-speed-btn, .vp-quality-btn, .vp-minimize-btn {
  width: 30px; height: 28px;
  border: none; background: transparent;
  color: var(--text-muted);
  font-size: 11px; font-weight: 600;
  cursor: pointer;
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .2s;
}
.vp-speed-btn:hover, .vp-quality-btn:hover, .vp-minimize-btn:hover {
  background: var(--bg1);
  color: var(--text);
}

/* Quality menu dropdown */
.vp-qual-menu {
  position: absolute;
  bottom: 100%;
  right: 60px;
  background: var(--bg2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 4px;
  z-index: 10;
  min-width: 120px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.vp-qual-item {
  display: block;
  width: 100%;
  padding: 6px 12px;
  border: none; background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  text-align: left;
  cursor: pointer;
  border-radius: 6px;
  transition: all .15s;
}
.vp-qual-item:hover { background: var(--bg1); color: var(--text); }
.vp-qual-item.act { color: var(--accent); font-weight: 600; }

/* Video time overlay */
.vp-vid-time {
  position: absolute;
  bottom: 8px; right: 8px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
  font-variant-numeric: tabular-nums;
  z-index: 3;
  pointer-events: none;
}

/* Skeleton loading */
@keyframes vpShimmer {
  0% { background-position: -200px 0; }
  100% { background-position: 200px 0; }
}
.vp-skel-card {
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg2);
}
.vp-skel-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(90deg, var(--bg2) 25%, var(--bg1) 50%, var(--bg2) 75%);
  background-size: 400px 100%;
  animation: vpShimmer 1.5s ease infinite;
}
.vp-skel-body {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.vp-skel-line {
  height: 12px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--bg2) 25%, var(--bg1) 50%, var(--bg2) 75%);
  background-size: 400px 100%;
  animation: vpShimmer 1.5s ease infinite;
}
.vp-skel-line:nth-child(1) { width: 80%; }
.vp-skel-line:nth-child(2) { width: 50%; }
.vp-skel-line:nth-child(3) { width: 35%; height: 10px; }

/* Load more */
.vp-load-more {
  display: flex;
  justify-content: center;
  padding: 16px 0;
}
.vp-load-more-btn {
  padding: 8px 24px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  background: var(--bg2);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  transition: all .2s;
}
.vp-load-more-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.vp-load-more-btn:disabled {
  opacity: 0.5;
  cursor: default;
}
.vp-load-more-btn .mini-loader {
  display: inline-block;
  margin-right: 6px;
}

/* History */
.vp-history {
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: 20px;
  padding-top: 14px;
}
.vp-history-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.vp-history-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}
.vp-history-clear {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 11px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: all .2s;
}
.vp-history-clear:hover {
  background: var(--bg2);
  color: #e74c3c;
}
.vp-history-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.vp-history-chip {
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.06);
  background: var(--bg2);
  color: var(--text-muted);
  font-size: 11px;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}
.vp-history-chip:hover {
  background: var(--bg1);
  color: var(--text);
  border-color: var(--accent);
}

/* Mini player mode */
.vp-player.mini {
  position: fixed;
  bottom: 80px; right: 20px;
  width: 280px;
  z-index: 100;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  border-radius: 12px;
  cursor: pointer;
  animation: fadeIn .3s ease;
}
.vp-player.mini .vp-player-info {
  display: none;
}
.vp-player.mini .vp-player-vid {
  padding-top: 56.25%;
}
.vp-player.mini .vp-player-x {
  display: flex;
}

/* Channel filter active */
.vp-card-line.chan-link {
  cursor: pointer;
  color: var(--accent) !important;
}
.vp-card-line.chan-link:hover {
  text-decoration: underline;
}

/* Related videos */
.vp-related {
  margin: 8px 0;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.vp-related-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.vp-related-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.vp-related-list {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.vp-related-list::-webkit-scrollbar { height: 2px; }
.vp-related-list::-webkit-scrollbar-track { background: transparent; }
.vp-related-list::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
.vp-rel-card {
  flex-shrink: 0;
  width: 160px;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
  background: rgba(255,255,255,0.008);
  border: 1px solid var(--line);
  scroll-snap-align: start;
}
.vp-rel-card:hover {
  background: rgba(255,255,255,0.015);
  border-color: var(--line-hover);
  transform: translateY(-2px);
}
.vp-rel-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.vp-rel-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.vp-rel-body {
  padding: 8px;
}
.vp-rel-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.3;
}
.vp-rel-chan {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.vp-body {
  flex: 1; display: flex;
  flex-direction: column;
  min-height: 0;
}

.vp-chips {
  display: flex;
  gap: 6px;
  padding: 8px 0;
  overflow-x: auto;
  flex-shrink: 0;
  scrollbar-width: none;
}
.vp-chips::-webkit-scrollbar { display: none; }

.vp-chip {
  white-space: nowrap;
  padding: 6px 14px;
  border-radius: 8px;
  border: none;
  background: var(--bg2);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
  flex-shrink: 0;
}
.vp-chip:hover {
  background: rgba(255,255,255,0.08);
  color: var(--text);
}
.vp-chip.act {
  background: var(--accent);
  color: #fff;
}

.vp-feed {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  padding-bottom: 20px;
}

.vp-load {
  display: flex;
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px;
  padding: 60px 0;
  color: var(--text-muted);
  font-size: 13px;
}

.vp-err, .vp-none {
  text-align: center;
  padding: 50px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.vp-err-icon, .vp-none-icon { font-size: 28px; opacity: 0.5; }
.vp-err-txt { font-size: 14px; font-weight: 600; color: var(--text); }
.vp-err-desc { font-size: 12px; color: var(--text-muted); max-width: 360px; }

.vp-grid, .vp-grid-skeleton {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
  padding-top: 4px;
}

.vp-card {
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg2);
  cursor: pointer;
  transition: all .2s ease;
  display: flex;
  flex-direction: column;
  border: 1px solid transparent;
}
.vp-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  border-color: rgba(255,255,255,0.06);
}
.vp-card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 4px 16px rgba(100,200,255,0.15);
}

.vp-card-thumb {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  overflow: hidden;
  background: #0a0a0a;
}
.vp-card-thumb img {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}
.vp-card:hover .vp-card-thumb img { transform: scale(1.05); }

.vp-card-body {
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}
.vp-card-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.vp-card-line {
  font-size: 11px;
  color: var(--text-muted);
}
.vp-card-meta { opacity: 0.7; }

/* ============================================================
   SHORTS PLAYER (TikTok/YT Shorts style)
   ============================================================ */
.shorts-player {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  display: none; flex-direction: column;
  background: #000;
  z-index: 20;
}
.shorts-topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 16px; padding-top: env(safe-area-inset-top, 0);
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2; flex-shrink: 0;
}
.shorts-logo {
  font-size: 14px; font-weight: 700;
  color: #fff; letter-spacing: 1px;
}
.shorts-close {
  width: 32px; height: 32px;
  border: none; background: rgba(255,255,255,0.1);
  color: #fff; font-size: 16px;
  cursor: pointer; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.shorts-close:hover { background: rgba(255,255,255,0.2); }
.shorts-viewport {
  flex: 1; overflow: hidden;
  position: relative;
}
.shorts-load {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px; color: rgba(255,255,255,0.5);
  font-size: 13px; z-index: 5;
}
.shorts-list {
  height: 100%; overflow-y: hidden;
  scroll-snap-type: y mandatory;
}
.shorts-item {
  height: 100%; scroll-snap-align: start;
  display: none; flex-direction: column;
  position: relative;
}
.shorts-item.active { display: flex; }
.shorts-vid-wrap {
  flex: 1; position: relative;
  background: #000;
}
.shorts-vid-wrap iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}
.shorts-info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 16px;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  pointer-events: none;
}
.shorts-title {
  font-size: 14px; font-weight: 600;
  color: #fff; margin-bottom: 4px;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.shorts-channel {
  font-size: 12px; color: rgba(255,255,255,0.6);
}
.shorts-nav {
  position: absolute;
  right: 12px; top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: column; gap: 8px;
  z-index: 5;
}
.shorts-nav-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: none; background: rgba(255,255,255,0.1);
  color: #fff; font-size: 16px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.shorts-nav-btn:hover { background: rgba(255,255,255,0.2); }
.shorts-nav-btn:active { transform: scale(0.9); }
.shorts-empty {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.4);
  font-size: 14px;
}

/* responsive */
@media (max-width: 768px) {
  .vp-app { padding: 0 14px; height: calc(100dvh - 90px); }
  .vp-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .vp-search { width: 130px; }
  .vp-search:focus { width: 150px; }
  .vp-player-vid { padding-top: 50%; }
  .vp-card-title { font-size: 12px; }
  .vp-vol-slider { width: 40px; }
  .vp-speed-btn, .vp-quality-btn { font-size: 10px; width: 26px; }
  .vp-player.mini { width: 200px; bottom: 90px; }
  .shorts-nav { right: 8px; }
  .shorts-nav-btn { width: 34px; height: 34px; font-size: 14px; }
  .shorts-title { font-size: 13px; }
  .shorts-info { padding: 12px; }
}

@media (max-width: 480px) {
  .vp-app { padding: 0 10px; height: calc(100dvh - 90px); }
  .vp-top { padding: 10px 0; }
  .vp-search { width: 100%; }
  .vp-search:focus { width: 100%; }
  .vp-grid { grid-template-columns: 1fr; gap: 8px; }
  .vp-chip { font-size: 11px; padding: 5px 10px; }
  .vp-player-vid { padding-top: 56.25%; }
  .vp-vol-slider { display: none; }
  .vp-speed-btn, .vp-quality-btn { width: 24px; font-size: 9px; }
  .vp-minimize-btn { display: none; }
  .vp-player.mini { width: 160px; bottom: 80px; right: 10px; }
  .vp-qual-menu { right: 10px; }
  .shorts-nav { right: 4px; gap: 4px; }
  .shorts-nav-btn { width: 30px; height: 30px; font-size: 12px; }
  .shorts-info { padding: 8px; }
  .shorts-title { font-size: 12px; }
  .shorts-channel { font-size: 11px; }
}

/* ============================================================
   AI ASSISTANT (ChatGPT-style)
   ============================================================ */
.ai-app {
  display: flex;
  height: calc(100dvh - 60px);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--bg2);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.ai-sidebar {
  width: 220px;
  display: flex; flex-direction: column;
  border-right: 1px solid var(--line);
  background: var(--bg);
  flex-shrink: 0;
}
.ai-sidebar-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
.ai-sidebar-head-right {
  display: flex; align-items: center; gap: 4px;
}
.ai-sidebar-toggle {
  display: none;
}
.ai-sidebar-title {
  font-size: 12px; font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}
.ai-new-btn {
  width: 28px; height: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-size: 16px; line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.ai-new-btn:hover {
  background: var(--surface);
  border-color: var(--line-hover);
  color: var(--accent);
}
.ai-sidebar-list {
  flex: 1; overflow-y: auto;
  padding: 4px;
}
.ai-conv-item {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all .15s;
  border: 1px solid transparent;
  margin-bottom: 2px;
}
.ai-conv-item:hover {
  background: var(--surface);
  border-color: var(--line);
}
.ai-conv-item.active {
  background: var(--accent-dim);
  border-color: var(--line-focus);
}
.ai-conv-icon { flex-shrink: 0; font-size: 14px; }
.ai-conv-title {
  flex: 1; min-width: 0;
  font-size: 12px; font-weight: 500;
  color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ai-conv-del {
  width: 20px; height: 20px;
  border: none; background: transparent;
  color: var(--text-muted);
  font-size: 10px;
  cursor: pointer;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
  transition: all .15s;
  flex-shrink: 0;
}
.ai-conv-item:hover .ai-conv-del { opacity: 1; }
.ai-conv-del:hover { background: rgba(255,50,50,0.1); color: #f05050; }

.ai-main {
  flex: 1; display: flex; flex-direction: column;
  min-width: 0;
}
.ai-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.ai-header-title {
  font-size: 14px; font-weight: 700;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ai-header-actions {
  display: flex; gap: 4px;
}
.ai-header-btn {
  width: 30px; height: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-size: 14px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.ai-header-btn:hover {
  background: var(--surface);
  border-color: var(--line-hover);
  color: var(--text);
}

.ai-messages {
  flex: 1; overflow-y: auto;
  padding: 16px;
  display: flex; flex-direction: column;
  gap: 12px;
  scrollbar-width: thin;
}
.ai-empty {
  margin: auto;
  text-align: center;
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  padding: 40px;
}
.ai-empty-icon { font-size: 40px; opacity: 0.5; }
.ai-empty-title {
  font-size: 18px; font-weight: 700;
  color: var(--text);
}
.ai-empty-desc {
  font-size: 13px;
  color: var(--text-muted);
}

.ai-msg {
  display: flex;
  gap: 10px;
  max-width: 85%;
  animation: msgIn 0.2s ease;
}
.ai-msg-user { align-self: flex-end; flex-direction: row-reverse; }
.ai-msg-ai { align-self: flex-start; }
.ai-msg-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  margin-top: 4px;
}
.ai-msg-user .ai-msg-avatar {
  background: var(--accent-dim);
  border: 1px solid var(--line-focus);
}
.ai-msg-ai .ai-msg-avatar {
  background: rgba(25,195,125,0.08);
  border: 1px solid rgba(25,195,125,0.15);
}
.ai-msg-bubble {
  padding: 10px 14px;
  border-radius: 16px;
  font-size: 13px; line-height: 1.55;
  word-wrap: break-word;
  white-space: pre-wrap;
  max-width: 100%;
  min-width: 0;
}
.ai-msg-user .ai-msg-bubble {
  background: var(--accent-dim);
  border: 1px solid var(--line-focus);
  color: var(--text);
  border-bottom-right-radius: 4px;
}
.ai-msg-ai .ai-msg-bubble {
  background: var(--surface);
  border: 1px solid var(--line);
  border-bottom-left-radius: 4px;
}
.ai-msg-md { white-space: normal; }
.ai-msg-md h1, .ai-msg-md h2, .ai-msg-md h3 {
  font-weight: 700;
  margin: 12px 0 6px;
  color: var(--text);
}
.ai-msg-md h1 { font-size: 16px; }
.ai-msg-md h2 { font-size: 15px; }
.ai-msg-md h3 { font-size: 14px; }
.ai-msg-md p { margin: 4px 0; }
.ai-msg-md ul { margin: 4px 0; padding-left: 20px; }
.ai-msg-md li { margin: 2px 0; }
.ai-msg-md pre {
  margin: 8px 0;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--line);
  overflow-x: auto;
}
.ai-msg-md code {
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 12px;
}
.ai-msg-md :not(pre) > code {
  background: var(--bg);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--line);
  font-size: 12px;
}
.ai-msg-md pre code {
  background: none;
  padding: 0;
  border: none;
}
.ai-msg-md strong { font-weight: 700; }
.ai-msg-md em { font-style: italic; }

.ai-input-bar {
  display: flex; align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  flex-shrink: 0;
}
.ai-input {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
  resize: none;
  outline: none;
  padding: 10px 14px;
  max-height: 120px;
  line-height: 1.4;
  transition: border-color .2s;
}
.ai-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}
.ai-input::placeholder { color: var(--text-muted); }
.ai-send-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
  box-shadow: 0 2px 8px var(--accent-glow);
}
.ai-send-btn::before {
  content: '';
  width: 0; height: 0;
  border-style: solid;
  border-width: 5px 0 5px 9px;
  border-color: transparent transparent transparent currentColor;
  margin-left: 3px;
}
.ai-send-btn:hover {
  filter: brightness(1.15);
  transform: scale(1.05);
}
.ai-send-btn:active { transform: scale(0.95); }
.ai-send-btn:disabled { opacity: 0.5; pointer-events: none; }

.ai-stop-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--bg2);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.ai-stop-btn:hover {
  background: rgba(255,50,50,0.08);
  border-color: rgba(255,50,50,0.15);
  color: #f05050;
}

/* Typing indicator */
.ai-typing {
  display: inline-flex;
  gap: 4px;
  align-items: center;
  padding: 4px 0;
}
.ai-typing span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: aiTyping 1.2s ease infinite;
}
.ai-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes aiTyping {
  0%, 60%, 100% { opacity: 0.3; transform: scale(1); }
  30% { opacity: 1; transform: scale(1.2); }
}

/* Cursor for streaming */
.ai-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent);
  margin-left: 2px;
  animation: aiBlink 0.8s step-end infinite;
  vertical-align: text-bottom;
}
@keyframes aiBlink {
  50% { opacity: 0; }
}

/* AI responsive */
@media (max-width: 768px) {
  #tab-ai { padding: 0; }
  .ai-sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 200;
    width: 260px; max-width: 80vw;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    box-shadow: 4px 0 24px rgba(0,0,0,0.3);
    border-right: 1px solid var(--line);
  }
  .ai-sidebar.open { transform: translateX(0); }
  .ai-sidebar-overlay {
    display: none;
    position: fixed; inset: 0; z-index: 199;
    background: rgba(0,0,0,0.5);
  }
  .ai-sidebar-overlay.open { display: block; }
    .ai-sidebar-toggle {
    display: inline-flex;
    width: 28px; height: 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-muted);
    font-size: 16px;
    cursor: pointer;
    align-items: center; justify-content: center;
  }
  .ai-main { min-height: 0; }
  .ai-messages { padding: 12px; }
  .ai-msg { max-width: 92%; }
  .ai-input-bar { padding: 10px 12px; }
  .ai-app { height: 100%; border-radius: var(--radius); }
}
@media (max-width: 480px) {
  #tab-ai { padding: 0; }
  .ai-app { height: 100%; border-radius: 0; border-left: none; border-right: none; }
  .ai-messages { padding: 10px; flex: 1; min-height: 0; }
  .ai-input-bar { padding: 8px 10px; }
  .ai-msg { max-width: 95%; }
  .ai-msg-bubble { font-size: 12px; padding: 8px 12px; }
  .ai-empty-icon { font-size: 32px; }
  .ai-empty-title { font-size: 16px; }
  .ai-main { min-height: 0; }
}

/* ============================================================
   GENERATOR TAB
   ============================================================ */