:root{--bg:#0b0f1a;--panel:#111829;--text:#e6ecff;--muted:#9fb0ff;--brand:#7c5cff;--accent:#22d3ee;--danger:#ff3d71}.faq-section{padding:2rem;background-color:#1a1a1a;border-radius:8px;margin-top:2rem}.faq-section h2{margin-bottom:1.5rem;font-size:1.8rem;color:#fff}.faq-list{display:flex;flex-direction:column;gap:1rem}.faq-item{background-color:#2a2a2a;border-radius:4px;overflow:hidden}.faq-question{display:flex;justify-content:space-between;align-items:center;width:100%;padding:1rem 1.5rem;background:none;border:none;color:#fff;font-size:1.2rem;text-align:left;cursor:pointer}.faq-icon{font-size:1.5rem;transition:transform .2s}.faq-icon.open{transform:rotate(45deg)}.faq-answer{padding:1rem 1.5rem;background-color:#333;color:#ccc;font-size:1rem;line-height:1.6}*{box-sizing:border-box}body,html{height:100%}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:radial-gradient(1200px 600px at 10% 10%,#0f1535 0,var(--bg) 40%),radial-gradient(800px 400px at 90% 0,#0b1630 0,var(--bg) 50%);color:var(--text)}a{color:inherit}a,a:focus,a:hover{text-decoration:none}.app{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.sidebar{background:linear-gradient(180deg,#0e1328,#0b0f1a);border-right:1px solid #1b2445;padding:20px 16px;position:sticky;top:0;height:100vh}.brand{font-weight:800;letter-spacing:.5px;font-size:24px;background:linear-gradient(90deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:16px}.brand-mark{width:28px;height:28px;display:block;margin-bottom:8px;filter:drop-shadow(0 2px 6px rgba(124,92,255,.35))}.categories{display:grid;gap:10px}.category-item{display:flex;align-items:center;gap:10px;padding:10px;border-radius:10px;cursor:pointer;color:var(--muted)}.category-item .cat-icon{font-size:16px;line-height:1;margin-right:2px}.category-item.active,.category-item:hover{background:#121a33;color:var(--text)}.sidebar-footer{position:absolute;bottom:14px;left:16px;right:16px;font-size:12px;color:#7380b9}.content{padding:24px}.topbar{display:flex;align-items:center;gap:18px;justify-content:space-between}.title{margin:0;font-size:26px}.search input{width:300px;max-width:40vw;background:#0f1630;border:1px solid #243157;color:var(--text);padding:10px 12px;border-radius:12px;outline:none}.tag-hints{margin-top:10px;color:#8aa0ff;font-size:13px}.grid{margin-top:16px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:var(--panel);border:1px solid #1b2445;border-radius:16px;overflow:hidden;position:relative;box-shadow:0 8px 24px rgba(0,0,0,.35)}.thumb{aspect-ratio:16/9;background:#0f1630;display:grid;place-items:center}.thumb img{width:100%;height:100%;object-fit:cover;display:block}.card-body{padding:12px 14px}.card-title{font-weight:700;margin:0}.card-sub{margin-top:6px;color:var(--muted);font-size:12px}.chip-row{margin-top:8px;display:flex;flex-wrap:wrap;gap:6px;opacity:0;transition:opacity .2s}.card:hover .chip-row{opacity:1}.chip{font-size:11px;padding:6px 8px;border-radius:999px;color:#cfe3ff;background:rgba(124,92,255,.18);border:1px solid rgba(124,92,255,.35)}.card:hover{border-color:#2b3a72;box-shadow:0 12px 30px rgba(34,211,238,.12)}.play-overlay{position:absolute;inset:0;display:grid;place-items:center;opacity:0;transition:opacity .2s;background:linear-gradient(180deg,rgba(15,22,48,0) 40%,rgba(15,22,48,.65))}.card:hover .play-overlay{opacity:1}.play-btn{padding:10px 14px;border-radius:12px;background:linear-gradient(90deg,var(--brand),var(--accent));color:#081028;font-weight:700;border:none;cursor:pointer}.player-wrapper{max-width:1200px;margin:24px auto;padding:0 16px}.player-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.player-title{margin:0;font-size:24px}.iframe-box{background:var(--panel);border:1px solid #1b2445;border-radius:16px;overflow:hidden}.iframe-box iframe{width:100%;height:65vh;background:#0f1630;border:0}.desc{margin-top:14px;padding:16px;background:#0f1630;border:1px solid #243157;border-radius:12px;color:#cfe3ff}.breadcrumb{display:flex;align-items:center;gap:8px;color:#9fb0ff;font-size:13px}.breadcrumb a{color:#9fb0ff;text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.breadcrumb-sep{color:#6d7ac4;margin:0 2px}.breadcrumb-bar{display:flex;justify-content:space-between;align-items:center;padding:16px 24px}.breadcrumb-actions{display:flex;gap:8px}.btn{display:inline-flex;align-items:center;padding:6px 12px;border-radius:8px;background:#2a3a79;color:#e6ecff;text-decoration:none;border:1px solid #3b4aa1;font-size:13px}.btn:hover{background:#334399}.btn-ghost{background:transparent;border-color:#3b4aa1;color:#9fb0ff}.btn-ghost:hover{background:rgba(59,74,161,.15)}.load-more-btn{grid-column:1/-1;margin:16px auto;padding:10px 20px;border-radius:12px;background:var(--brand);color:#fff;font-weight:700;border:none;cursor:pointer;transition:background .2s}.load-more-btn:hover{background:var(--accent)}@media (max-width:1024px){.app{grid-template-columns:220px 1fr}.grid{grid-template-columns:repeat(3,1fr)}}@media (max-width:768px){.app{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.grid{grid-template-columns:repeat(2,1fr)}.search input{max-width:60vw}}@media (max-width:480px){.grid{grid-template-columns:1fr}}