[data-ui='v2'] {
  --bg: #08090d;
  --bg-1: #0e1015;
  --bg-2: #161922;
  --bg-3: #1f242f;
  --bg-4: #2a3140;
  --ink: #f0f2f7;
  --ink-soft: #c8cdd8;
  --muted: #6b7280;
  --line: rgba(255,255,255,.05);
  --line-strong: rgba(255,255,255,.1);
  --accent: #b8e6c9;
  --accent-2: #7dd3a8;
  --accent-ink: #08110e;
  --warm: #f0c674;
  --shadow-1: 0 1px 2px rgba(0,0,0,.4), 0 2px 8px rgba(0,0,0,.2);
  --shadow-2: 0 4px 16px rgba(0,0,0,.3), 0 8px 32px rgba(0,0,0,.2);
  --shadow-glow: 0 0 24px rgba(184,230,201,.15);
  --radius: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --space: 16px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
}

[data-ui='v2'] body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  letter-spacing: -0.011em;
}

[data-ui='v2'] #app {
  background: radial-gradient(ellipse at top, rgba(184,230,201,.03), transparent 60%), var(--bg);
  min-height: 100vh;
}

[data-ui='v2'] .card {
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--space);
  box-shadow: var(--shadow-1);
  position: relative;
  overflow: hidden;
}

[data-ui='v2'] .card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.02), transparent 50%);
  pointer-events: none;
}

[data-ui='v2'] .btn {
  background: var(--bg-3);
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.01em;
  transition: transform .08s ease, background .15s, box-shadow .15s;
  box-shadow: var(--shadow-1);
}

[data-ui='v2'] .btn:hover {
  background: var(--bg-4);
}

[data-ui='v2'] .btn:active {
  transform: scale(.97);
}

[data-ui='v2'] .btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--accent-ink);
  border: none;
  box-shadow: var(--shadow-1), var(--shadow-glow);
  font-weight: 600;
}

[data-ui='v2'] .btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: var(--shadow-2), var(--shadow-glow);
}

[data-ui='v2'] .btn-danger {
  background: rgba(201,139,139,.15);
  color: #e8a8a8;
  border-color: rgba(201,139,139,.3);
}

[data-ui='v2'] .btn-icon {
  padding: 10px;
  background: transparent;
  border: 1px solid transparent;
  box-shadow: none;
}

[data-ui='v2'] .btn-icon:hover {
  background: var(--bg-3);
}

[data-ui='v2'] .btn-ghost {
  background: transparent;
  border: none;
  box-shadow: none;
}

[data-ui='v2'] .input,
[data-ui='v2'] textarea.input,
[data-ui='v2'] select.input {
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--ink);
  font-size: 15px;
  font-family: var(--font);
  transition: border-color .15s, box-shadow .15s;
}

[data-ui='v2'] .input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(184,230,201,.12);
}

[data-ui='v2'] .input::placeholder {
  color: var(--muted);
}

[data-ui='v2'] h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

[data-ui='v2'] h2 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

[data-ui='v2'] h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
}

[data-ui='v2'] .topbar {
  padding: 24px 16px 12px;
}

[data-ui='v2'] .sub {
  color: var(--muted);
  margin-top: 4px;
  font-size: 14px;
}

[data-ui='v2'] .strong {
  font-weight: 600;
}

[data-ui='v2'] .small {
  font-size: 13px;
}

[data-ui='v2'] .tiny {
  font-size: 11px;
}

[data-ui='v2'] .muted {
  color: var(--muted);
}

[data-ui='v2'] .chip {
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  transition: all .15s;
}

[data-ui='v2'] .chip[aria-pressed='true'],
[data-ui='v2'] .chip.active {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: transparent;
}

[data-ui='v2'] .pill {
  background: var(--bg-3);
  color: var(--ink-soft);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

[data-ui='v2'] .pill.ok {
  background: rgba(184,230,201,.15);
  color: var(--accent);
}

[data-ui='v2'] .pill.bad {
  background: rgba(201,139,139,.15);
  color: #e8a8a8;
}

[data-ui='v2'] .divider {
  height: 1px;
  background: var(--line);
  margin: 12px 0;
}

[data-ui='v2'] .list-item {
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: background .15s;
  cursor: pointer;
}

[data-ui='v2'] .list-item:hover {
  background: var(--bg-3);
}

[data-ui='v2'] article.card {
  margin-bottom: 12px;
  padding: 18px;
}

[data-ui='v2'] .post-text {
  font-size: 16px;
  line-height: 1.6;
  margin: 12px 0;
  color: var(--ink);
}

[data-ui='v2'] .avatar {
  border-radius: 50%;
  box-shadow: var(--shadow-1);
  border: 2px solid var(--line-strong);
}

[data-ui='v2'] nav {
  backdrop-filter: blur(24px) saturate(180%);
  background: rgba(8,9,13,.85);
  border-top: 1px solid var(--line);
  padding: 6px 8px;
  padding-bottom: max(6px, env(safe-area-inset-bottom));
}

[data-ui='v2'] nav button,
[data-ui='v2'] [data-nav] button {
  padding: 10px 0;
  color: var(--muted);
  transition: color .15s;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

[data-ui='v2'] nav button svg,
[data-ui='v2'] [data-nav] button svg {
  width: 22px;
  height: 22px;
}

[data-ui='v2'] nav button.active,
[data-ui='v2'] [data-nav] button.active {
  color: var(--accent);
}

[data-ui='v2'] nav button.active::after,
[data-ui='v2'] [data-nav] button.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 3px;
  border-radius: 2px;
  background: var(--accent);
  box-shadow: var(--shadow-glow);
}

[data-ui='v2'] .sheet {
  border-radius: 28px 28px 0 0;
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border-top: 1px solid var(--line-strong);
  box-shadow: 0 -8px 40px rgba(0,0,0,.4);
}

[data-ui='v2'] .sheet h3 {
  padding: 4px 8px 12px;
  font-size: 20px;
}

[data-ui='v2'] .sheet-grip {
  width: 36px;
  height: 4px;
  background: var(--line-strong);
  border-radius: 2px;
  margin: 8px auto 4px;
}

[data-ui='v2'] .sheet-backdrop {
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
}

[data-ui='v2'] .offline-bar {
  backdrop-filter: blur(12px);
  background: linear-gradient(135deg, rgba(60,40,20,.9), rgba(80,50,20,.9));
  color: #fff;
  border-radius: 0 0 14px 14px;
  border: none;
  box-shadow: var(--shadow-2);
}

[data-ui='v2'] .game-card {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
  transition: transform .1s, box-shadow .15s;
}

[data-ui='v2'] .game-card:active {
  transform: scale(.97);
}

[data-ui='v2'] .game-pro {
  background: linear-gradient(135deg, #f0c674, #d8a948);
  color: #2a1d05;
  font-weight: 600;
}

[data-ui='v2'] .bubble {
  border-radius: 20px 20px 20px 4px;
  padding: 12px 16px;
  box-shadow: var(--shadow-1);
}

[data-ui='v2'] .bubble.mine {
  border-radius: 20px 20px 4px 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--accent-ink);
}

[data-ui='v2'] .appear {
  animation: v2-fade-up .35s cubic-bezier(.16,1,.3,1);
}

@keyframes v2-fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

[data-ui='v2'] .empty {
  color: var(--muted);
  padding: 40px 20px;
  text-align: center;
}

[data-ui='v2'] .switch {
  width: 48px;
  height: 28px;
}

[data-ui='v2'] .switch span {
  background: var(--bg-4);
}

[data-ui='v2'] .switch span::before {
  width: 20px;
  height: 20px;
  left: 4px;
  top: 4px;
}

[data-ui='v2'] .switch input:checked + span {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

[data-ui='v2'] .switch input:checked + span::before {
  transform: translateX(20px);
}

[data-ui='v2'] ::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

[data-ui='v2'] ::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 2px;
}

[data-ui='v2'] ::-webkit-scrollbar-track {
  background: transparent;
}

[data-ui='v2'] input[type='checkbox'],
[data-ui='v2'] input[type='radio'] {
  accent-color: var(--accent);
  width: 18px;
  height: 18px;
}

[data-ui='v2'] .game-stage {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

[data-ui='v2'] .game-stage header {
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
}

[data-ui='v2'] .info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

[data-ui='v2'] .info-grid > div {
  background: var(--bg-3);
  border-radius: var(--radius-sm);
  padding: 10px;
}

[data-ui='v2'] .rank-pill {
  background: linear-gradient(135deg, var(--bg-3), var(--bg-4));
  border: 1px solid var(--line-strong);
  padding: 6px 14px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

[data-ui='v2'] .hashtag {
  color: var(--accent);
  font-weight: 600;
}

[data-ui='v2'] .hashtag:hover {
  text-decoration: underline;
}

[data-ui='v2'] .voice-bars i {
  background: var(--accent);
}

[data-ui='v2'] .topbar .row {
  gap: 12px;
}

[data-ui='v2'] .auth-wrap {
  background: radial-gradient(ellipse at center, rgba(184,230,201,.08), transparent 70%);
  min-height: 100vh;
}

[data-ui='v2'] .auth-logo {
  filter: drop-shadow(0 0 24px rgba(184,230,201,.3));
}

[data-ui='v2'] .tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg-1);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
}

[data-ui='v2'] .tab {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  transition: all .15s;
}

[data-ui='v2'] .tab.active {
  background: var(--bg-3);
  color: var(--ink);
  box-shadow: var(--shadow-1);
}

[data-ui='v2'] .theme-swatches {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
  gap: 8px;
}

[data-ui='v2'] .swatch {
  height: 56px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--line);
  transition: all .15s;
  position: relative;
}

[data-ui='v2'] .swatch.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(184,230,201,.2);
}

[data-ui='v2'] .accent-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

[data-ui='v2'] .voice-post {
  background: var(--bg-2);
  border-radius: var(--radius-md);
  padding: 12px;
}

[data-ui='v2'] .chat-reel {
  border-radius: var(--radius-md);
  overflow: hidden;
}

[data-ui='v2'] .chat-reel-play {
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(4px);
}