:root{--bg: #0b0d12;--bg-card: #131722;--bg-input: #1a2030;--border: #232b3d;--text: #e8ecf4;--text-dim: #8b94a8;--accent: #6c8cff;--accent-2: #ff8c6c;--green: #4ade80;--red: #f87171;--radius: 14px}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased}#root{min-height:100dvh;display:flex;flex-direction:column}.container{width:100%;max-width:760px;margin:0 auto;padding:16px;flex:1;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--border)}.topbar .logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:18px;color:var(--text);text-decoration:none}.topbar .logo img{width:26px;height:26px}.topbar .spacer{flex:1}.topbar a.nav{color:var(--text-dim);text-decoration:none;font-size:14px}.topbar a.nav:hover{color:var(--text)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}h1{font-size:26px;margin:0 0 6px}h2{font-size:18px;margin:0 0 12px}p.dim,span.dim{color:var(--text-dim)}label.field{display:block;margin-bottom:14px}label.field>span{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px}input,textarea,select{width:100%;background:var(--bg-input);border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:16px;padding:12px 14px;outline:none;font-family:inherit}input:focus,textarea:focus,select:focus{border-color:var(--accent)}textarea{resize:vertical;min-height:90px;line-height:1.5}button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:10px;background:var(--accent);color:#fff;font-size:16px;font-weight:600;padding:13px 22px;cursor:pointer;font-family:inherit;transition:opacity .15s}button:hover{opacity:.9}button:disabled{opacity:.45;cursor:default}button.secondary{background:var(--bg-input);border:1px solid var(--border);color:var(--text)}button.danger{background:var(--red)}button.big{width:100%;padding:16px;font-size:18px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:5px 12px;border-radius:999px;background:var(--bg-input);border:1px solid var(--border);color:var(--text-dim)}.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--text-dim)}.badge.live{color:var(--green);border-color:#4ade8059}.badge.live .dot{background:var(--green);animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.subtitles{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:10px 2px 30px}.subtitle-item{font-size:22px;line-height:1.45}.subtitle-item.partial{color:var(--text-dim)}.subtitle-item .orig{display:block;font-size:14px;color:var(--text-dim);margin-top:4px}.speaking-indicator{font-size:15px;color:var(--text-dim);font-style:italic}.level-meter{height:10px;border-radius:5px;background:var(--bg-input);overflow:hidden}.level-meter>div{height:100%;background:linear-gradient(90deg,var(--green),var(--accent));transition:width .08s linear}.code-display{font-size:40px;font-weight:800;letter-spacing:8px;text-align:center;font-variant-numeric:tabular-nums;margin:8px 0}.qr-wrap{background:#fff;padding:14px;border-radius:12px;display:inline-block;line-height:0}.lang-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px}.lang-grid button{padding:12px 8px;font-size:14px;background:var(--bg-input);border:1px solid var(--border);color:var(--text);font-weight:500}.lang-grid button.active{border-color:var(--accent);background:#6c8cff26;color:var(--accent);font-weight:700}.event-list a{display:block;padding:14px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:10px;color:var(--text);text-decoration:none;margin-bottom:8px}.event-list a:hover{border-color:var(--accent)}.error-box{background:#f871711f;border:1px solid rgba(248,113,113,.4);color:var(--red);border-radius:10px;padding:12px 14px;font-size:14px;margin-bottom:14px}.demo-banner{background:#ff8c6c1f;border:1px solid rgba(255,140,108,.4);color:var(--accent-2);border-radius:10px;padding:10px 14px;font-size:13px;margin-bottom:14px}.home-hero{text-align:center;padding:44px 0 30px}.home-hero h1{font-size:34px;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}.code-input{text-transform:uppercase;letter-spacing:6px;font-size:24px;text-align:center;font-weight:700}.hint{font-size:12px;color:var(--text-dim);margin-top:6px;line-height:1.5}