/* ══════════════════════════════════════════════════════════════════════════
   NOVA GLASS — a light, liquid-glass redesign of NovAI.
   Scoped under html[data-theme="glass"] so Nova Moon (default) is untouched.
   Base foundation + 13-agent component designs (each a unique water animation).
   ══════════════════════════════════════════════════════════════════════════ */

html[data-theme="glass"] {
  --g-bg1: #eaf6ff;
  --g-bg2: #f6ecff;
  --g-bg3: #e6fffb;
  --g-text: #16213e;
  --g-text-soft: rgba(22, 33, 62, 0.66);
  --g-text-faint: rgba(22, 33, 62, 0.42);
  --g-surface: rgba(255, 255, 255, 0.52);
  --g-surface-strong: rgba(255, 255, 255, 0.70);
  --g-border: rgba(255, 255, 255, 0.78);
  --g-border-soft: rgba(120, 150, 220, 0.22);
  --g-accent:  #06b6d4;   /* vivid cyan   */
  --g-accent2: #6366f1;   /* indigo       */
  --g-accent3: #a855f7;   /* violet       */
  --g-accent4: #ec4899;   /* pink         */
  --g-accent5: #14b8a6;   /* teal         */
  --g-shadow: 0 10px 34px rgba(70, 110, 200, 0.20);
  --g-blur: 18px;   /* radius only — used as blur(var(--g-blur)) */
}

/* ── Page background: vivid flowing aurora mesh + drifting liquid blobs ── */
html[data-theme="glass"] body {
  background:
    radial-gradient(42% 52% at 14% 18%, rgba(6,182,212,0.34), transparent 62%),
    radial-gradient(46% 56% at 86% 12%, rgba(168,85,247,0.30), transparent 62%),
    radial-gradient(52% 60% at 78% 88%, rgba(236,72,153,0.26), transparent 62%),
    radial-gradient(48% 56% at 18% 92%, rgba(20,184,166,0.30), transparent 62%),
    linear-gradient(135deg, var(--g-bg1), var(--g-bg2) 50%, var(--g-bg3)) !important;
  background-attachment: fixed !important;
  color: var(--g-text);
}
html[data-theme="glass"] body::before,
html[data-theme="glass"] body::after {
  content: ""; position: fixed; z-index: 0; pointer-events: none;
  border-radius: 50%; filter: blur(64px); opacity: 0.65; will-change: transform;
  mix-blend-mode: multiply;
}
html[data-theme="glass"] body::before {
  width: 48vw; height: 48vw; left: -10vw; top: -8vw;
  background: radial-gradient(circle at 40% 40%, rgba(34,211,238,0.6), rgba(99,102,241,0.4) 45%, transparent 72%);
  animation: gBlobA 20s ease-in-out infinite;
}
html[data-theme="glass"] body::after {
  width: 56vw; height: 56vw; right: -14vw; bottom: -16vw;
  background: radial-gradient(circle at 60% 60%, rgba(168,85,247,0.55), rgba(236,72,153,0.4) 45%, transparent 72%);
  animation: gBlobB 25s ease-in-out infinite;
}
@keyframes gBlobA { 0%,100% { transform: translate(0,0) scale(1) rotate(0deg); } 33% { transform: translate(9vw, 7vh) scale(1.15) rotate(20deg); } 66% { transform: translate(3vw, -5vh) scale(0.92) rotate(-12deg); } }
@keyframes gBlobB { 0%,100% { transform: translate(0,0) scale(1) rotate(0deg); } 33% { transform: translate(-8vw, -6vh) scale(1.12) rotate(-18deg); } 66% { transform: translate(-2vw, 7vh) scale(0.9) rotate(14deg); } }

/* keep app content above the blobs */
html[data-theme="glass"] #sidebar,
html[data-theme="glass"] #mainContent,
html[data-theme="glass"] .main-content,
html[data-theme="glass"] .topbar { position: relative; z-index: 1; }

/* ── Generic glass surfaces for major panels ── */
html[data-theme="glass"] .sidebar,
html[data-theme="glass"] .topbar,
html[data-theme="glass"] .settings-drawer,
html[data-theme="glass"] .input-container,
html[data-theme="glass"] .account-dialog {
  background: var(--g-surface) !important;
  -webkit-backdrop-filter: blur(var(--g-blur)) saturate(160%);
  backdrop-filter: blur(var(--g-blur)) saturate(160%);
  border-color: var(--g-border-soft) !important;
  color: var(--g-text);
  box-shadow: var(--g-shadow);
}

html[data-theme="glass"] body,
html[data-theme="glass"] .sidebar-brand,
html[data-theme="glass"] .topbar-brand,
html[data-theme="glass"] .welcome-title,
html[data-theme="glass"] .settings-title,
html[data-theme="glass"] .settings-section-title,
html[data-theme="glass"] .chat-input,
html[data-theme="glass"] .model-info-name { color: var(--g-text) !important; }

html[data-theme="glass"] .sidebar-section-label,
html[data-theme="glass"] .model-info-sub,
html[data-theme="glass"] .input-disclaimer,
html[data-theme="glass"] .no-history-msg { color: var(--g-text-soft) !important; }

html[data-theme="glass"] .chat-input { background: transparent !important; color: var(--g-text) !important; }
html[data-theme="glass"] .chat-input::placeholder { color: var(--g-text-faint) !important; }

html[data-theme="glass"] ::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--g-accent), var(--g-accent3)) !important; border-radius: 10px;
}

html[data-theme="glass"] .nova-glass-surface {
  background: var(--g-surface-strong);
  -webkit-backdrop-filter: blur(var(--g-blur)) saturate(160%);
  backdrop-filter: blur(var(--g-blur)) saturate(160%);
  border: 1px solid var(--g-border); box-shadow: var(--g-shadow);
}

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 1 — CHAT MESSAGE BUBBLES (droplet rise-and-settle)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .ai-row .message-bubble,
html[data-theme="glass"] .ai-row .ai-content,
html[data-theme="glass"] .ai-row .message-content {
  background: var(--g-surface);
  -webkit-backdrop-filter: blur(var(--g-blur)) saturate(160%); backdrop-filter: blur(var(--g-blur)) saturate(160%);
  border: 1px solid var(--g-border); border-radius: 20px 20px 20px 6px;
  color: var(--g-text); box-shadow: var(--g-shadow), inset 0 1px 0 rgba(255,255,255,0.55);
}
html[data-theme="glass"] .user-row .message-bubble,
html[data-theme="glass"] .user-row .message-content {
  background: linear-gradient(135deg, rgba(14,165,183,0.18), rgba(183,156,247,0.20));
  -webkit-backdrop-filter: blur(var(--g-blur)) saturate(160%); backdrop-filter: blur(var(--g-blur)) saturate(160%);
  border: 1px solid rgba(124,147,247,0.4); border-radius: 20px 20px 6px 20px;
  color: var(--g-text); box-shadow: var(--g-shadow), inset 0 1px 0 rgba(255,255,255,0.6);
}
html[data-theme="glass"] .message-row .message-bubble,
html[data-theme="glass"] .ai-row .ai-content,
html[data-theme="glass"] .ai-row .message-content,
html[data-theme="glass"] .user-row .message-content {
  animation: gBubbleDroplet 0.6s cubic-bezier(0.18,0.9,0.32,1.3) both;
  transform-origin: bottom center; will-change: transform, opacity, filter;
}
@keyframes gBubbleDroplet {
  0% { opacity: 0; transform: translateY(14px) scale(0.82, 1.12); filter: blur(8px); }
  55% { opacity: 1; transform: translateY(-3px) scale(1.04, 0.96); filter: blur(0); }
  78% { transform: translateY(1px) scale(0.99, 1.02); }
  100% { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 2 — INPUT BAR (caustic border glow + send shimmer)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .input-container {
  position: relative; background: var(--g-surface); border: 1px solid var(--g-border);
  border-radius: 26px; padding: 8px 10px; color: var(--g-text);
  backdrop-filter: blur(var(--g-blur)) saturate(160%); -webkit-backdrop-filter: blur(var(--g-blur)) saturate(160%);
  box-shadow: var(--g-shadow), inset 0 1px 0 rgba(255,255,255,0.6);
  transition: box-shadow .3s ease, border-color .3s ease;
}
html[data-theme="glass"] .input-container::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none; opacity: 0;
  background: linear-gradient(115deg, var(--g-accent), var(--g-accent2), var(--g-accent3), var(--g-accent));
  background-size: 300% 300%;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  transition: opacity .35s ease; will-change: background-position;
}
html[data-theme="glass"] .input-container:focus-within { border-color: transparent; }
html[data-theme="glass"] .input-container:focus-within::before { opacity: 1; animation: gInputCaustic 4s linear infinite; }
@keyframes gInputCaustic { 0% { background-position: 0% 50%; } 100% { background-position: 300% 50%; } }
html[data-theme="glass"] .send-btn, html[data-theme="glass"] .attach-btn {
  position: relative; overflow: hidden; border: none; cursor: pointer; color: #fff; border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--g-accent), var(--g-accent2));
  box-shadow: 0 4px 14px rgba(14,165,183,0.35), inset 0 1px 0 rgba(255,255,255,0.45);
  transition: transform .2s ease, box-shadow .2s ease;
}
html[data-theme="glass"] .attach-btn { background: var(--g-surface-strong); color: var(--g-accent); box-shadow: inset 0 0 0 1px var(--g-border); }
html[data-theme="glass"] .send-btn:hover { transform: translateY(-1px); }
html[data-theme="glass"] .send-btn::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,0.55) 50%, transparent 70%);
  background-size: 220% 100%; background-position: 120% 0;
}
html[data-theme="glass"] .send-btn:hover::after { animation: gInputShimmer 1.1s ease-in-out infinite; }
@keyframes gInputShimmer { to { background-position: -120% 0; } }
html[data-theme="glass"] .input-disclaimer { color: var(--g-text-soft); text-align: center; }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 3 — SIDEBAR (left-wipe liquid fill + flowing New Chat)
   ══════════════════════════════════════════════════════════════════════════ */
@keyframes gSideFill { from { transform: scaleX(0); opacity: 0; } to { transform: scaleX(1); opacity: 1; } }
@keyframes gSideFlow { 0% { background-position: 0% 50%; } 100% { background-position: 200% 50%; } }
html[data-theme="glass"] .sidebar {
  background: linear-gradient(160deg, rgba(224,247,250,0.72), rgba(237,233,255,0.6)) !important;
  border-right: 1px solid var(--g-border); color: var(--g-text);
}
html[data-theme="glass"] .sidebar-header { color: var(--g-text); border-bottom: 1px solid var(--g-border-soft); }
html[data-theme="glass"] .sidebar-footer { border-top: 1px solid var(--g-border-soft); }
html[data-theme="glass"] .new-chat-btn {
  position: relative; color: #fff; border: 1px solid var(--g-border); border-radius: 14px;
  background: linear-gradient(110deg, var(--g-accent), var(--g-accent2), var(--g-accent3), var(--g-accent));
  background-size: 200% 100%; animation: gSideFlow 7s linear infinite; box-shadow: 0 6px 20px rgba(14,165,183,0.28); will-change: background-position;
}
html[data-theme="glass"] .new-chat-btn:hover { filter: brightness(1.06); }
html[data-theme="glass"] .chat-history > *,
html[data-theme="glass"] .local-ai-card,
html[data-theme="glass"] .account-btn,
html[data-theme="glass"] .sidebar-settings-btn {
  position: relative; isolation: isolate; color: var(--g-text);
  border: 1px solid transparent; border-radius: 12px; overflow: hidden;
  transition: color .25s ease, border-color .3s ease;
}
html[data-theme="glass"] .chat-history > *::before,
html[data-theme="glass"] .local-ai-card::before,
html[data-theme="glass"] .account-btn::before,
html[data-theme="glass"] .sidebar-settings-btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1; transform-origin: left center; transform: scaleX(0); border-radius: inherit;
  background: linear-gradient(90deg, rgba(14,165,183,0.22), rgba(124,147,247,0.16), rgba(183,156,247,0.12));
  transition: transform .4s cubic-bezier(.22,.61,.36,1);
}
html[data-theme="glass"] .chat-history > *:hover::before,
html[data-theme="glass"] .local-ai-card:hover::before,
html[data-theme="glass"] .account-btn:hover::before,
html[data-theme="glass"] .sidebar-settings-btn:hover::before { transform: scaleX(1); animation: gSideFill .4s ease both; }
html[data-theme="glass"] .local-ai-card { background: var(--g-surface); border: 1px solid var(--g-border); }
html[data-theme="glass"] .beta-badge { color: var(--g-accent); background: rgba(14,165,183,0.12); border: 1px solid rgba(14,165,183,0.25); border-radius: 999px; }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 4 — TOPBAR (drifting caustics sheen + ripple buttons)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .topbar {
  position: relative;
  background: linear-gradient(120deg, rgba(255,255,255,0.62), rgba(183,156,247,0.10)) !important;
  border-bottom: 1px solid var(--g-border); color: var(--g-text); overflow: hidden;
}
html[data-theme="glass"] .topbar::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; will-change: background-position;
  background: linear-gradient(100deg, transparent 20%, rgba(14,165,183,0.10) 40%, rgba(124,147,247,0.16) 50%, rgba(183,156,247,0.10) 60%, transparent 80%);
  background-size: 220% 100%; animation: gTopCaustics 14s linear infinite;
}
@keyframes gTopCaustics { from { background-position: 200% 0; } to { background-position: -200% 0; } }
html[data-theme="glass"] .topbar-logo { filter: drop-shadow(0 2px 6px rgba(14,165,183,0.30)); }
html[data-theme="glass"] .topbar-brand {
  background: linear-gradient(90deg, var(--g-accent), var(--g-accent2), var(--g-accent3));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
html[data-theme="glass"] .topbar-actions { position: relative; z-index: 1; }
html[data-theme="glass"] .topbar-action-btn {
  position: relative; overflow: hidden; background: var(--g-surface); border: 1px solid var(--g-border); color: var(--g-text-soft);
  backdrop-filter: blur(8px); transition: color .25s ease, border-color .25s ease, transform .2s ease;
}
html[data-theme="glass"] .topbar-action-btn:hover { color: var(--g-accent); border-color: var(--g-accent2); }
html[data-theme="glass"] .topbar-action-btn::after {
  content: ""; position: absolute; left: 50%; top: 50%; width: 0; height: 0; border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,183,0.30), transparent 70%); transform: translate(-50%, -50%); pointer-events: none;
}
html[data-theme="glass"] .topbar-action-btn:hover::after { animation: gTopRipple .6s ease-out; }
@keyframes gTopRipple { from { width: 0; height: 0; opacity: .8; } to { width: 240%; height: 240%; opacity: 0; } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 5 — WELCOME HERO (floating logo, flowing title, caustic ripple)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] #welcomeScreen, html[data-theme="glass"] .welcome-screen {
  position: relative;
  background:
    radial-gradient(120% 80% at 50% -10%, rgba(124,147,247,.18), transparent 60%),
    radial-gradient(100% 70% at 80% 110%, rgba(183,156,247,.16), transparent 55%),
    linear-gradient(160deg, rgba(255,255,255,.55), rgba(225,243,247,.35));
  color: var(--g-text); overflow: hidden;
}
html[data-theme="glass"] .welcome-logo-wrap { position: relative; display: grid; place-items: center; }
html[data-theme="glass"] .welcome-logo-wrap::before {
  content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle, rgba(14,165,183,.30), rgba(124,147,247,.14) 45%, transparent 70%);
  filter: blur(18px); will-change: transform, opacity; animation: gHeroCaustic 7s ease-in-out infinite;
}
html[data-theme="glass"] .welcome-logo-mark {
  background: var(--g-surface); border: 1px solid rgba(255,255,255,.6); border-radius: 28px;
  box-shadow: 0 10px 40px rgba(14,165,183,.20), inset 0 1px 0 rgba(255,255,255,.7);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); will-change: transform; animation: gHeroFloat 9s ease-in-out infinite;
}
html[data-theme="glass"] .welcome-title {
  background: linear-gradient(100deg, var(--g-accent) 0%, var(--g-accent2) 35%, var(--g-accent3) 65%, var(--g-accent) 100%);
  background-size: 280% 100%; -webkit-background-clip: text; background-clip: text;
  color: transparent !important; -webkit-text-fill-color: transparent; will-change: background-position; animation: gHeroFlow 8s linear infinite;
}
@keyframes gHeroFloat { 0%,100% { transform: translateY(0) translateX(0) rotate(0deg); } 33% { transform: translateY(-10px) translateX(4px) rotate(-1.2deg); } 66% { transform: translateY(6px) translateX(-4px) rotate(1deg); } }
@keyframes gHeroFlow { 0% { background-position: 0% 50%; } 100% { background-position: 280% 50%; } }
@keyframes gHeroCaustic { 0%,100% { transform: scale(.92); opacity: .55; } 50% { transform: scale(1.12); opacity: .9; } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 6 — SUGGESTION CARDS (diagonal sheen + float-in + press ripple)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .suggestion-cards { display: grid; gap: 14px; }
html[data-theme="glass"] .suggestion-card {
  position: relative; overflow: hidden; color: var(--g-text);
  background: var(--g-surface); border: 1px solid var(--g-border); border-radius: 18px; padding: 16px 18px;
  -webkit-backdrop-filter: blur(var(--g-blur)) saturate(150%); backdrop-filter: blur(var(--g-blur)) saturate(150%);
  box-shadow: var(--g-shadow); transform: translateZ(0);
  transition: transform .45s cubic-bezier(.2,.7,.2,1), box-shadow .45s ease, background .3s ease;
  will-change: transform; animation: gSuggFloatIn .6s cubic-bezier(.2,.8,.2,1) both; animation-delay: calc(var(--i, 0) * 90ms);
}
html[data-theme="glass"] .suggestion-card::before {
  content: ""; position: absolute; inset: -40%;
  background: linear-gradient(115deg, transparent 30%, rgba(124,147,247,0.18) 45%, rgba(183,156,247,0.28) 50%, rgba(14,165,183,0.18) 55%, transparent 70%);
  transform: translate3d(-60%, -60%, 0) rotate(8deg); opacity: 0; pointer-events: none; transition: opacity .3s ease;
}
html[data-theme="glass"] .suggestion-card:hover {
  transform: translateY(-6px) scale(1.015); background: var(--g-surface-strong);
  box-shadow: 0 18px 40px rgba(14,165,183,0.22), 0 4px 14px rgba(124,147,247,0.18);
}
html[data-theme="glass"] .suggestion-card:hover::before { opacity: 1; animation: gSuggSheen 1.1s cubic-bezier(.4,0,.2,1); }
html[data-theme="glass"] .suggestion-card:active { animation: gSuggRipple .5s ease; }
@keyframes gSuggFloatIn { from { opacity: 0; transform: translateY(16px) scale(.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes gSuggSheen { from { transform: translate3d(-60%, -60%, 0) rotate(8deg); } to { transform: translate3d(60%, 60%, 0) rotate(8deg); } }
@keyframes gSuggRipple { 0% { transform: translateY(-6px) scale(1.015); } 40% { transform: translateY(-3px) scale(.985); } 100% { transform: translateY(-6px) scale(1.015); } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 7 — MODEL CHIPS (flowing gradient active + glow ring)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .model-chip, html[data-theme="glass"] .model-setting-btn {
  color: var(--g-text); background: var(--g-surface); border: 1px solid var(--g-border); border-radius: 999px;
  backdrop-filter: blur(var(--g-blur)) saturate(150%); -webkit-backdrop-filter: blur(var(--g-blur)) saturate(150%);
  box-shadow: var(--g-shadow), inset 0 1px 0 rgba(255,255,255,.55);
  transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease; will-change: transform;
}
html[data-theme="glass"] .model-dot, html[data-theme="glass"] .model-setting-dot {
  background: radial-gradient(circle at 30% 30%, var(--g-accent2), var(--g-accent)); box-shadow: 0 0 6px var(--g-accent2);
}
html[data-theme="glass"] .model-badge, html[data-theme="glass"] .soon-badge {
  color: var(--g-text-soft); background: rgba(124,147,247,.14); border: 1px solid var(--g-border); border-radius: 999px;
}
html[data-theme="glass"] .model-chip.soon { opacity: .6; filter: saturate(.7); }
html[data-theme="glass"] .model-chip:hover, html[data-theme="glass"] .model-setting-btn:hover {
  transform: translateY(-1px); border-color: var(--g-accent);
  box-shadow: var(--g-shadow), 0 0 0 3px rgba(14,165,183,.18), 0 0 18px rgba(124,147,247,.35);
}
html[data-theme="glass"] .model-chip.active, html[data-theme="glass"] .model-chip[aria-selected="true"] {
  color: #fff; border-color: transparent;
  background: linear-gradient(110deg, var(--g-accent), var(--g-accent2), var(--g-accent3), var(--g-accent));
  background-size: 300% 300%; box-shadow: var(--g-shadow), 0 0 22px rgba(124,147,247,.4); animation: gChipFlow 9s ease-in-out infinite;
}
@keyframes gChipFlow { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 8 — THINKING BAR (underwater star, ripple dots, aqua label)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .thinking-row.nova-enh {
  display: inline-flex; align-items: center; gap: 9px; padding: 7px 14px; border-radius: 999px;
  background: var(--g-surface-strong); border: 1px solid var(--g-border);
  backdrop-filter: blur(var(--g-blur)) saturate(150%); -webkit-backdrop-filter: blur(var(--g-blur)) saturate(150%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.7), 0 6px 22px -10px rgba(14,165,183,.35); will-change: transform;
}
html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-star {
  animation: gThinkWobble 4.2s ease-in-out infinite; filter: drop-shadow(0 0 5px rgba(14,165,183,.55));
}
html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-star > svg {
  animation: gThinkCaustic 3.1s ease-in-out infinite;
}
html[data-theme="glass"] .thinking-row.nova-enh .thinking-step-label {
  font-weight: 600; letter-spacing: .1px;
  background: linear-gradient(100deg, var(--g-accent), var(--g-accent3), var(--g-accent2), var(--g-accent));
  background-size: 300% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: gThinkFlow 5s linear infinite;
}
html[data-theme="glass"] .thinking-row.nova-enh .thinking-step-label.nova-enh-label-in { animation: gThinkFlow 5s linear infinite, gThinkRiseIn .5s ease both; }
html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-dots i {
  width: 6px; height: 6px; background: radial-gradient(circle at 35% 30%, #fff, var(--g-accent) 70%);
  box-shadow: 0 0 4px rgba(14,165,183,.5); animation: gThinkRipple 1.6s ease-in-out infinite;
}
html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-dots i:nth-child(2) { animation-delay: .22s; }
html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-dots i:nth-child(3) { animation-delay: .44s; }
html[data-theme="glass"] .nova-done2 .ring { stroke: var(--g-accent); }
html[data-theme="glass"] .nova-done2 .tick { stroke: var(--g-accent); filter: drop-shadow(0 0 3px rgba(14,165,183,.5)); }
html[data-theme="glass"] .nova-done2 .lbl { color: var(--g-text); font-weight: 600; }
@keyframes gThinkWobble { 0%,100% { transform: rotate(-7deg) translateY(0); } 50% { transform: rotate(7deg) translateY(-1.5px); } }
@keyframes gThinkCaustic { 0%,100% { opacity: .78; filter: saturate(110%); } 50% { opacity: 1; filter: saturate(180%) brightness(1.12); } }
@keyframes gThinkFlow { to { background-position: 300% 0; } }
@keyframes gThinkRiseIn { from { opacity: 0; transform: translateY(3px); } to { opacity: 1; transform: none; } }
@keyframes gThinkRipple { 0%,100% { transform: translateY(0) scale(1); opacity: .55; } 30% { transform: translateY(-3px) scale(1.25); opacity: 1; } 60% { transform: translateY(0) scale(.85); opacity: .7; } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 9 — FEEDBACK BAR + SEARCH-IN-WEB (water fill + droplet ripple)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .nova-feedback-bar {
  background: var(--g-surface); border: 1px solid var(--g-border); border-radius: 14px;
  backdrop-filter: blur(var(--g-blur)) saturate(1.4); -webkit-backdrop-filter: blur(var(--g-blur)) saturate(1.4);
  box-shadow: 0 4px 18px rgba(124,147,247,.14), inset 0 1px 0 rgba(255,255,255,.6);
}
html[data-theme="glass"] .nova-fb-label { color: var(--g-text-soft); }
html[data-theme="glass"] .nova-fb-btn { color: var(--g-text); background: rgba(255,255,255,.4); border: 1px solid var(--g-border); transition: transform .25s cubic-bezier(.34,1.56,.64,1), background .2s, box-shadow .2s; will-change: transform; }
html[data-theme="glass"] .nova-fb-btn:hover { background: rgba(255,255,255,.65); box-shadow: 0 3px 10px rgba(14,165,183,.2); }
html[data-theme="glass"] .nova-fb-btn.up.active { color: var(--g-accent); animation: gFbBounce .5s cubic-bezier(.34,1.56,.64,1); }
html[data-theme="glass"] .nova-fb-btn.down.active { color: var(--g-accent3); animation: gFbBounce .5s cubic-bezier(.34,1.56,.64,1); }
@keyframes gFbBounce { 0% { transform: scale(1); } 35% { transform: scale(1.28) translateY(-2px); } 65% { transform: scale(.9) translateY(1px); } 100% { transform: scale(1); } }
html[data-theme="glass"] .nova-fb-web {
  position: relative; overflow: hidden; color: var(--g-text);
  background: linear-gradient(120deg, rgba(255,255,255,.5), rgba(183,156,247,.18)); border: 1px solid var(--g-border);
  backdrop-filter: blur(var(--g-blur)); -webkit-backdrop-filter: blur(var(--g-blur)); isolation: isolate; transition: color .3s, box-shadow .3s; will-change: transform;
}
html[data-theme="glass"] .nova-fb-web::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(120deg, var(--g-accent), var(--g-accent2), var(--g-accent3)); transform: translateY(101%); transition: transform .55s cubic-bezier(.4,0,.2,1);
}
html[data-theme="glass"] .nova-fb-web:hover { color: #fff; box-shadow: 0 6px 20px rgba(14,165,183,.32); }
html[data-theme="glass"] .nova-fb-web:hover::before { transform: translateY(0); }
html[data-theme="glass"] .nova-fb-web::after {
  content: ""; position: absolute; left: 50%; top: 50%; width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,.7); transform: translate(-50%,-50%) scale(0); opacity: 0; pointer-events: none;
}
html[data-theme="glass"] .nova-fb-web:active::after { animation: gFbRipple .6s ease-out; }
@keyframes gFbRipple { 0% { transform: translate(-50%,-50%) scale(0); opacity: .8; } 100% { transform: translate(-50%,-50%) scale(22); opacity: 0; } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 10 — CLARIFICATION OVERLAY (rise+blur in, row water-wash)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] #nova-clarify-overlay {
  background: linear-gradient(160deg, rgba(255,255,255,.78), rgba(228,243,247,.62)) !important;
  backdrop-filter: blur(var(--g-blur)) saturate(1.4); -webkit-backdrop-filter: blur(var(--g-blur)) saturate(1.4);
  border: 1px solid var(--g-border) !important; border-radius: 22px;
  box-shadow: var(--g-shadow), inset 0 1px 0 rgba(255,255,255,.7); color: var(--g-text); overflow: hidden;
  animation: gClarRise .55s cubic-bezier(.22,.9,.3,1) both; will-change: transform, opacity, filter;
}
html[data-theme="glass"] .nova-cl-head { border-bottom: 1px solid var(--g-border); background: linear-gradient(90deg, rgba(14,165,183,.08), rgba(124,147,247,.06)); }
html[data-theme="glass"] .nova-cl-title { color: var(--g-text); }
html[data-theme="glass"] .nova-cl-star { color: var(--g-accent); filter: drop-shadow(0 0 6px rgba(14,165,183,.5)); animation: gClarRipple 2.8s ease-in-out infinite; transform-origin: center; }
html[data-theme="glass"] .nova-cl-pager { color: var(--g-text-soft); }
html[data-theme="glass"] .nova-cl-pg-btn, html[data-theme="glass"] .nova-cl-close {
  background: var(--g-surface-strong); border: 1px solid var(--g-border); color: var(--g-text-soft); transition: background .2s, color .2s, transform .15s;
}
html[data-theme="glass"] .nova-cl-pg-btn:hover, html[data-theme="glass"] .nova-cl-close:hover { color: var(--g-accent); background: rgba(14,165,183,.12); transform: translateY(-1px); }
html[data-theme="glass"] .nova-cl-row {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--g-surface-strong) !important; border: 1px solid var(--g-border); color: var(--g-text); transition: transform .18s, border-color .25s;
}
html[data-theme="glass"] .nova-cl-row::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(105deg, transparent 0%, rgba(124,147,247,.20) 45%, rgba(183,156,247,.28) 55%, transparent 100%);
  transform: translateX(-110%); will-change: transform;
}
html[data-theme="glass"] .nova-cl-row:hover { border-color: var(--g-accent); transform: translateY(-1px); }
html[data-theme="glass"] .nova-cl-row:hover::before { animation: gClarWash .7s ease-out; }
html[data-theme="glass"] .nova-cl-row.rewrite:hover { border-color: var(--g-accent3); }
html[data-theme="glass"] .nova-cl-num { color: #fff; background: linear-gradient(135deg, var(--g-accent), var(--g-accent2)); box-shadow: 0 2px 8px rgba(14,165,183,.35); }
html[data-theme="glass"] .nova-cl-label { color: var(--g-text); }
html[data-theme="glass"] .nova-cl-sub { color: var(--g-text-soft); }
html[data-theme="glass"] .nova-cl-chev { color: var(--g-accent2); }
html[data-theme="glass"] .nova-cl-skip { color: var(--g-text-soft); border: 1px dashed var(--g-border); }
html[data-theme="glass"] .nova-cl-skip:hover { color: var(--g-accent); border-color: var(--g-accent); }
@keyframes gClarRise { from { opacity: 0; transform: translateX(-50%) translateY(26px) scale(.97); filter: blur(14px); } to { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); filter: blur(0); } }
@keyframes gClarWash { from { transform: translateX(-110%); } to { transform: translateX(110%); } }
@keyframes gClarRipple { 0%,100% { transform: scale(1); } 50% { transform: scale(1.12); filter: drop-shadow(0 0 11px rgba(124,147,247,.65)); } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 11 — SETTINGS PANEL (watery slide-in + caustic shimmer)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] .settings-overlay { background: linear-gradient(120deg, rgba(14,165,183,.10), rgba(124,147,247,.10)); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
html[data-theme="glass"] .settings-panel, html[data-theme="glass"] .settings-drawer {
  background: linear-gradient(160deg, var(--g-surface-strong), var(--g-surface)) !important; color: var(--g-text);
  position: relative; overflow: hidden; transform: translateZ(0); will-change: transform, opacity; animation: gSetSlide .55s cubic-bezier(.22,1,.36,1) both;
}
html[data-theme="glass"] .settings-drawer::before {
  content: ""; position: absolute; inset: -40% -10%; pointer-events: none; z-index: 0;
  background: radial-gradient(60% 30% at 30% 10%, rgba(124,147,247,.18), transparent 70%), radial-gradient(50% 25% at 70% 0%, rgba(14,165,183,.16), transparent 70%);
  mix-blend-mode: screen; will-change: transform, opacity; animation: gSetCaustic 9s ease-in-out infinite;
}
html[data-theme="glass"] .settings-header, html[data-theme="glass"] .settings-section, html[data-theme="glass"] .lang-btn { position: relative; z-index: 1; }
html[data-theme="glass"] .settings-header { border-bottom: 1px solid var(--g-border); }
html[data-theme="glass"] .settings-section-title { color: var(--g-text-soft) !important; letter-spacing: .04em; }
html[data-theme="glass"] .language-grid { display: grid; gap: 8px; }
html[data-theme="glass"] .lang-btn {
  background: var(--g-surface); color: var(--g-text); border: 1px solid var(--g-border); border-radius: 12px;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); transition: transform .25s ease, box-shadow .3s ease, background .3s ease;
}
html[data-theme="glass"] .lang-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 22px -10px rgba(14,165,183,.5); }
html[data-theme="glass"] .lang-btn.active {
  color: #063b42; border-color: transparent;
  background: linear-gradient(115deg, var(--g-accent), var(--g-accent2), var(--g-accent3)); background-size: 220% 220%;
  box-shadow: 0 10px 26px -10px rgba(14,165,183,.6); animation: gSetAqua 6s ease infinite;
}
html[data-theme="glass"] .settings-danger-btn {
  background: rgba(255,255,255,.5); color: #c0334a; border: 1px solid rgba(244,114,140,.4); border-radius: 12px;
  transition: box-shadow .35s ease, background .35s ease, transform .2s ease;
}
html[data-theme="glass"] .settings-danger-btn:hover { transform: translateY(-1px); background: rgba(255,228,232,.7); box-shadow: 0 0 0 1px rgba(244,80,110,.5), 0 12px 30px -8px rgba(244,80,110,.55), 0 0 24px rgba(244,80,110,.45); }
@keyframes gSetSlide { from { opacity: 0; transform: translateX(26px) scale(.985); } to { opacity: 1; transform: translateX(0) scale(1); } }
@keyframes gSetCaustic { 0%,100% { transform: translateY(-6%) scale(1.05); opacity: .55; } 50% { transform: translateY(8%) scale(1.12); opacity: .85; } }
@keyframes gSetAqua { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 12 — MODALS · SCROLLBARS · AMBIENT (spring-in, flowing tabs)
   ══════════════════════════════════════════════════════════════════════════ */
html[data-theme="glass"] #mainContent::before {
  content: ""; position: absolute; inset: -15%; z-index: -1; pointer-events: none; opacity: .4;
  background: radial-gradient(38% 42% at 70% 30%, rgba(183,156,247,.22), transparent 70%), radial-gradient(34% 40% at 25% 75%, rgba(14,165,183,.18), transparent 70%);
  filter: blur(34px); will-change: transform; animation: gModalCaustic 38s ease-in-out infinite;
}
html[data-theme="glass"] .account-overlay { background: rgba(120,150,210,.22); backdrop-filter: blur(6px); }
html[data-theme="glass"] .account-modal, html[data-theme="glass"] .account-dialog {
  background: var(--g-surface-strong); -webkit-backdrop-filter: blur(var(--g-blur)) saturate(160%); backdrop-filter: blur(var(--g-blur)) saturate(160%);
  border: 1px solid var(--g-border); border-radius: 24px; box-shadow: var(--g-shadow), inset 0 1px 0 rgba(255,255,255,.7); color: var(--g-text);
  will-change: transform, opacity; animation: gModalSpring .6s cubic-bezier(.34,1.56,.64,1) both;
}
html[data-theme="glass"] .account-header { border-bottom: 1px solid var(--g-border); }
html[data-theme="glass"] .account-title { background: linear-gradient(90deg, var(--g-accent), var(--g-accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
html[data-theme="glass"] .account-tab { position: relative; color: rgba(27,36,64,.55); transition: color .3s; }
html[data-theme="glass"] .account-tab.active { color: var(--g-text); }
html[data-theme="glass"] .account-tab.active::after {
  content: ""; position: absolute; left: 12%; right: 12%; bottom: -1px; height: 3px; border-radius: 3px;
  background: linear-gradient(90deg, var(--g-accent), var(--g-accent2), var(--g-accent3)); background-size: 200% 100%; box-shadow: 0 2px 10px rgba(14,165,183,.5);
  animation: gModalFlow .8s ease both, gModalShift 5s linear infinite .8s;
}
html[data-theme="glass"] .account-input { background: var(--g-surface); border: 1px solid var(--g-border); border-radius: 12px; color: var(--g-text); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); transition: border-color .25s, box-shadow .25s; }
html[data-theme="glass"] .account-input::placeholder { color: rgba(27,36,64,.4); }
html[data-theme="glass"] .account-input:focus { border-color: var(--g-accent2); box-shadow: 0 0 0 4px rgba(124,147,247,.18); outline: none; }
html[data-theme="glass"] .account-submit-btn {
  color: #fff; border: none; border-radius: 12px;
  background: linear-gradient(120deg, var(--g-accent), var(--g-accent2), var(--g-accent3), var(--g-accent)); background-size: 300% 100%;
  box-shadow: 0 10px 24px -8px rgba(14,165,183,.6); animation: gModalShift 6s linear infinite; transition: transform .2s, box-shadow .2s;
}
html[data-theme="glass"] .account-submit-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(124,147,247,.7); }
html[data-theme="glass"] ::-webkit-scrollbar { width: 12px; height: 12px; }
html[data-theme="glass"] ::-webkit-scrollbar-track { background: rgba(255,255,255,.25); border-radius: 10px; }
html[data-theme="glass"] ::-webkit-scrollbar-thumb { border-radius: 10px; border: 2px solid transparent; background-clip: padding-box; background-image: linear-gradient(160deg, var(--g-accent), var(--g-accent2), var(--g-accent3)); background-size: 100% 220%; animation: gModalThumb 7s ease-in-out infinite; }
@keyframes gModalSpring { 0% { opacity: 0; transform: scale(.9) translateY(24px); } 55% { opacity: 1; transform: scale(1.025) translateY(-4px); } 75% { transform: scale(.992) translateY(1px); } 100% { opacity: 1; transform: scale(1) translateY(0); } }
@keyframes gModalFlow { 0% { left: 50%; right: 50%; opacity: 0; } 100% { left: 12%; right: 12%; opacity: 1; } }
@keyframes gModalShift { 0% { background-position: 0% 50%; } 100% { background-position: 300% 50%; } }
@keyframes gModalThumb { 0%,100% { background-position: 50% 0%; } 50% { background-position: 50% 100%; } }
@keyframes gModalCaustic { 0%,100% { transform: translate3d(0,0,0) scale(1); } 50% { transform: translate3d(4%,-3%,0) scale(1.08); } }

/* ══════════════════════════════════════════════════════════════════════════
   COMPONENT 13 — GLOBAL micro-interactions (liquid press + aqua focus)
   ══════════════════════════════════════════════════════════════════════════ */
@keyframes gUIaquaBreathe {
  0%,100% { box-shadow: 0 0 0 2px rgba(14,165,183,0.55), 0 0 10px 1px rgba(14,165,183,0.30); }
  50%     { box-shadow: 0 0 0 3px rgba(124,147,247,0.60), 0 0 18px 4px rgba(14,165,183,0.38); }
}
@keyframes gUIripple { 0% { transform: translate(-50%,-50%) scale(0); opacity: .55; } 100% { transform: translate(-50%,-50%) scale(2.6); opacity: 0; } }
html[data-theme="glass"] .icon-btn {
  position: relative; overflow: hidden; color: var(--g-text);
  background: var(--g-surface); border: 1px solid var(--g-border);
  box-shadow: 0 1px 3px var(--g-shadow), inset 0 1px 0 rgba(255,255,255,0.55);
  backdrop-filter: blur(var(--g-blur)) saturate(1.4); -webkit-backdrop-filter: blur(var(--g-blur)) saturate(1.4);
  transition: background .25s ease, box-shadow .25s ease, transform .12s ease, color .2s ease;
}
html[data-theme="glass"] .icon-btn:hover { background: rgba(14,165,183,0.12); box-shadow: 0 4px 14px var(--g-shadow), inset 0 1px 0 rgba(255,255,255,0.65); }
html[data-theme="glass"] .icon-btn:active { transform: translateY(1px) scale(.985); }
html[data-theme="glass"] .icon-btn::after {
  content: ""; position: absolute; top: 50%; left: 50%; width: 140%; aspect-ratio: 1; border-radius: 50%;
  transform: translate(-50%,-50%) scale(0); pointer-events: none; opacity: 0;
  background: radial-gradient(circle, rgba(14,165,183,0.45) 0%, transparent 65%);
}
html[data-theme="glass"] .icon-btn:active::after { animation: gUIripple .55s ease-out; }
html[data-theme="glass"] a:focus-visible,
html[data-theme="glass"] button:focus-visible,
html[data-theme="glass"] .icon-btn:focus-visible { outline: none; animation: gUIaquaBreathe 2.8s ease-in-out infinite; }
html[data-theme="glass"] a { color: var(--g-accent); }
html[data-theme="glass"] ::selection { background: rgba(14,165,183,0.30); color: var(--g-text); }

/* ══════════════════════════════════════════════════════════════════════════
   GLOBAL REDUCED-MOTION FALLBACK
   ══════════════════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  html[data-theme="glass"] body::before,
  html[data-theme="glass"] body::after,
  html[data-theme="glass"] #mainContent::before,
  html[data-theme="glass"] .message-row .message-bubble,
  html[data-theme="glass"] .ai-row .ai-content,
  html[data-theme="glass"] .ai-row .message-content,
  html[data-theme="glass"] .user-row .message-content,
  html[data-theme="glass"] .new-chat-btn,
  html[data-theme="glass"] .topbar::before,
  html[data-theme="glass"] .welcome-logo-mark,
  html[data-theme="glass"] .welcome-title,
  html[data-theme="glass"] .welcome-logo-wrap::before,
  html[data-theme="glass"] .suggestion-card,
  html[data-theme="glass"] .model-chip.active,
  html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-star,
  html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-star > svg,
  html[data-theme="glass"] .thinking-row.nova-enh .thinking-step-label,
  html[data-theme="glass"] .thinking-row.nova-enh .nova-enh-dots i,
  html[data-theme="glass"] #nova-clarify-overlay,
  html[data-theme="glass"] .nova-cl-star,
  html[data-theme="glass"] .settings-drawer,
  html[data-theme="glass"] .settings-drawer::before,
  html[data-theme="glass"] .lang-btn.active,
  html[data-theme="glass"] .account-modal,
  html[data-theme="glass"] .account-dialog,
  html[data-theme="glass"] .account-tab.active::after,
  html[data-theme="glass"] .account-submit-btn,
  html[data-theme="glass"] ::-webkit-scrollbar-thumb,
  html[data-theme="glass"] .icon-btn:active::after,
  html[data-theme="glass"] :focus-visible { animation: none !important; }
  html[data-theme="glass"] .welcome-title { background-position: 50% 50%; }
}