*{box-sizing:border-box}
:root{--bg:#070a0e;--surface:#10151c;--surface2:#161d26;--line:#27313d;--text:#f5f7fa;--muted:#8995a4;--cyan:#22d8e8;--red:#ff304b}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}
body{min-height:100vh}.topbar{height:72px;padding:0 clamp(15px,3vw,42px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#080b0f}
.brand{display:flex;align-items:center;gap:11px;color:inherit;text-decoration:none}.brand-logo{width:39px;height:39px;border-radius:9px;background:#fff;color:#070a0e;display:grid;place-items:center;font-size:21px;font-weight:900}.brand-copy{display:flex;flex-direction:column;line-height:1}.brand-copy strong{font-size:17px;letter-spacing:1.4px}.brand-copy span{margin-top:6px;font-size:9px;letter-spacing:2px;color:var(--cyan)}
.top-actions{display:flex;align-items:center;gap:10px}.live-state{font-size:11px;font-weight:800;letter-spacing:1.5px;color:#ccd3dc}.live-state i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--red);margin-right:7px}.fullscreen-btn{width:34px;height:34px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:#dbe3eb;display:grid;place-items:center;cursor:pointer}.fullscreen-btn:hover{border-color:var(--cyan);color:var(--cyan)}
.app{width:min(1500px,100%);margin:auto;padding:20px clamp(12px,2.5vw,35px) 35px}.top-area{display:grid;grid-template-columns:60% 40%;gap:16px;align-items:stretch}.hero{overflow:hidden;border:1px solid var(--line);border-radius:15px;background:var(--surface);box-shadow:0 16px 50px #0006}.player-wrap{position:relative;aspect-ratio:16/9;background:#020406}.player-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block}.player-empty{height:100%;display:grid;place-content:center;text-align:center;padding:20px;color:var(--muted)}.player-empty h1{margin:13px 0 5px;color:var(--text);font-size:25px}.player-empty p{margin:0;font-size:13px}.play-circle{margin:auto;width:58px;height:58px;border:1px solid #3a4654;border-radius:50%;display:grid;place-items:center;color:var(--cyan);font-size:21px;padding-left:3px}
.nowbar{min-height:61px;padding:11px 15px;display:flex;align-items:center;justify-content:space-between;gap:12px}.now-info{display:flex;align-items:center;min-width:0}.now-info #nowTitle{font-size:14px;font-weight:800;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.live-pill{flex:none;background:var(--red);border-radius:5px;padding:5px 7px;font-size:9px;font-weight:900;margin-right:9px}#stopBtn{border:1px solid #35404d;background:#1b222b;color:#fff;border-radius:7px;padding:7px 10px;font-size:10px;font-weight:800;cursor:pointer}
.category-panel{min-width:0;border:1px solid var(--line);border-radius:15px;background:#0b0f14;padding:18px;display:flex;flex-direction:column;min-height:100%}.category-title{padding-bottom:15px;border-bottom:1px solid var(--line);flex:none}.category-title h2{margin:5px 0 0;font-size:22px}.kicker{font-size:9px;font-weight:900;letter-spacing:2px;color:var(--cyan)}.category-nav{display:flex;flex-direction:column;gap:9px;overflow-y:auto;padding:15px 5px 5px 0;min-height:0;max-height:calc((100vw - 70px)*.225)}.category-btn{width:100%;text-align:left;border:1px solid var(--line);background:var(--surface);color:#aeb8c4;border-radius:9px;padding:13px 15px;white-space:nowrap;font-size:12px;font-weight:800;cursor:pointer}.category-btn:hover{border-color:#536171}.category-btn.active{background:#e3fdff;color:#061014;border-color:var(--cyan)}
.channel-section{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin:0 0 12px}.section-head h2{margin:5px 0 0;font-size:22px}.count{color:var(--muted);font-size:11px}.tools-bar{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.75fr);gap:12px;margin:0 0 14px}.search-form,.url-form{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:7px}.search-form i{margin-left:10px;color:var(--muted)}.search-form input,.url-form input{flex:1;min-width:0;border:0;outline:0;background:transparent;color:var(--text);padding:10px 6px}.search-form button,.url-form button{border:0;border-radius:9px;padding:10px 14px;background:var(--cyan);color:#061014;font-weight:800;cursor:pointer;white-space:nowrap}
.channel-grid{display:flex;gap:12px;overflow-x:auto;overflow-y:hidden;padding:2px 2px 12px;scrollbar-width:thin;scroll-behavior:smooth}.channel-card{flex:0 0 clamp(180px,18vw,245px);overflow:hidden;background:var(--surface);border:1px solid var(--line);border-radius:11px;cursor:pointer;transition:transform .16s,border-color .16s,background .16s}.channel-card:hover,.channel-card:focus-visible{transform:translateY(-2px);border-color:#536171;background:var(--surface2);outline:none}.thumb{position:relative;aspect-ratio:16/9;background:#0a0e13}.thumb img{width:100%;height:100%;object-fit:cover;display:block}.empty-thumb{width:100%;height:100%;display:grid;place-items:center;color:var(--muted);font-size:28px;background:#0a0e13}.live-tag{position:absolute;top:8px;left:8px;background:var(--red);border-radius:4px;padding:4px 6px;font-size:9px;font-weight:900}.card-body{padding:10px 11px 12px}.channel-name{font-size:13px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.channel-category{margin-top:5px;color:var(--muted);font-size:10px}.empty{flex:0 0 100%;text-align:center;color:var(--muted);padding:40px 20px;border:1px dashed var(--line);border-radius:11px}
@media(max-width:850px){.top-area{grid-template-columns:1fr}.category-panel{min-height:240px}.category-nav{max-height:230px}.channel-card{flex-basis:210px}}
@media(max-width:600px){.topbar{height:60px}.brand-logo{width:34px;height:34px;font-size:18px}.brand-copy strong{font-size:15px}.brand-copy span{font-size:8px}.app{padding-top:12px}.top-area{gap:12px}.hero,.category-panel{border-radius:10px}.category-panel{padding:14px;min-height:220px}.category-nav{max-height:185px}.channel-section{margin-top:14px}.tools-bar{grid-template-columns:1fr}.channel-grid{gap:9px}.channel-card{flex-basis:185px}.section-head h2{font-size:19px}.category-btn{padding:11px 12px;font-size:11px}}