body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,sans-serif;background:var(--surface);color:#e5e7eb}.hero{padding:3rem 1.25rem 1.5rem;max-width:960px;margin:0 auto;text-align:center}h1{font-size:clamp(2.2rem,6vw,3.2rem);margin:0 0 .75rem;font-weight:800;letter-spacing:.5px;background:linear-gradient(90deg,#f59e0b,#facc15);-webkit-background-clip:text;background-clip:text;color:transparent}.subtitle{font-size:1.05rem;opacity:.85;margin:0 auto 2rem;max-width:640px}.panel{background:#1b1f27;border:1px solid #272d37;border-radius:16px;padding:1.75rem 1.5rem;max-width:720px;margin:0 auto 2.5rem;box-shadow:0 4px 18px -4px #0006}.lang-select{display:flex;gap:.75rem;flex-wrap:wrap;justify-content:center;margin-bottom:1rem}select{background:#11151c;color:#e5e7eb;border:1px solid #2a313d;padding:.6rem .9rem;border-radius:10px;font-size:.95rem}button{background:#f59e0b;border:none;color:#111827;font-weight:700;padding:.9rem 1.25rem;border-radius:12px;font-size:1rem;cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;box-shadow:0 4px 14px -4px #f59e0b80;transition:.18s background,.18s transform}button:hover{background:#fbbf24}button:active{transform:translateY(1px)}button:disabled{opacity:.55;cursor:not-allowed}footer{padding:2rem 1rem;text-align:center;font-size:.8rem;opacity:.7}.create-session-row{text-align:center}