:root{
  --red:#FF2D2D;--blue:#1F6BFF;--ink:#111318;--sub:#5d6472;--line:#e3e6ec;
  --bg:#f4f5f8;--card:#fff;--chrome:linear-gradient(180deg,#fff,#dfe3ea 55%,#c8ced8);
  --r:14px;--shadow:0 10px 30px rgba(20,30,60,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font:15px/1.6 "PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;color:var(--ink);
  background:radial-gradient(1200px 500px at 50% -10%,#fff 0,var(--bg) 60%) fixed;}
img{display:block;max-width:100%}
a{color:inherit}
button,input,select{font:inherit}
.btn{border:0;border-radius:999px;padding:9px 18px;font-weight:700;cursor:pointer;text-decoration:none;
  display:inline-flex;align-items:center;gap:6px;transition:transform .15s,box-shadow .15s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn:focus-visible,.gift:focus-visible,.vote:focus-visible,.pick:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.btn.red{background:var(--red);color:#fff;box-shadow:0 6px 18px rgba(255,45,45,.35)}
.btn.blue{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(31,107,255,.3)}
.btn.ghost{background:#fff;border:1px solid var(--line)}
.btn:disabled{opacity:.6;cursor:wait}
.tag{font-size:12px;font-weight:800;letter-spacing:.08em;padding:2px 8px;border-radius:4px;color:#fff}
.tag.red{background:var(--red)}

/* 顶栏 */
.bar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:16px;padding:10px 24px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none}
.brand img{width:38px;height:38px}
.brand b{font-size:20px;letter-spacing:-.02em}
.brand small{color:var(--sub);font-size:12px;border-left:1px solid var(--line);padding-left:8px}
.ticker{flex:1;display:flex;align-items:center;gap:10px;min-width:0;background:var(--ink);color:#fff;border-radius:999px;padding:5px 14px}
.onair{color:var(--red);font-weight:800;font-size:12px;letter-spacing:.1em;animation:blink 1.4s infinite}
.ticker-track{overflow:hidden;flex:1;mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.ticker-track p{white-space:nowrap;display:inline-block;animation:marquee 40s linear infinite;font-size:13px}
.clock{font:700 15px/1 ui-monospace,Consolas,monospace;background:var(--chrome);border:1px solid var(--line);padding:8px 12px;border-radius:8px}
@keyframes marquee{from{transform:translateX(30%)}to{transform:translateX(-100%)}}
@keyframes blink{50%{opacity:.35}}

/* 总控室三栏 */
.console{display:grid;grid-template-columns:260px 1fr 300px;gap:18px;padding:20px 24px;max-width:1440px;margin:auto}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow)}
.panel h2{font-size:17px;display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
.panel h2 span{font-size:11px;color:var(--sub);letter-spacing:.15em}
.panel h3{font-size:14px;margin:16px 0 8px}
.hint{font-size:12px;color:var(--sub);margin-top:10px}

.channels ol{list-style:none;display:grid;gap:8px}
.ch{display:grid;grid-template-columns:52px 1fr auto;gap:10px;align-items:center;padding:8px;border-radius:10px;
  border:1px solid var(--line);cursor:pointer;background:#fff;transition:border-color .2s,background .2s;text-align:left;width:100%}
.ch:hover,.ch.on{border-color:var(--blue);background:#f3f7ff}
.ch .thumb{position:relative;width:52px;height:52px;border-radius:8px;overflow:hidden;background:#222}
.ch .thumb img{width:100%;height:100%;object-fit:cover}
.ch.off .thumb img{opacity:0}
.ch.off .thumb::after{content:"";position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='80'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='80' height='80' filter='url(%23n)'/%3E%3C/svg%3E");animation:snow .2s steps(3) infinite}
@keyframes snow{0%{background-position:0 0}33%{background-position:-20px 13px}66%{background-position:17px -9px}}
.ch em{font-style:normal;font:700 11px ui-monospace,Consolas,monospace;color:var(--sub)}
.ch b{display:block;font-size:14px}
.ch small{display:block;font-size:12px;color:var(--sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px}
.lamp{width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 0 3px rgba(255,45,45,.18),0 0 10px var(--red);display:inline-block}
.ch.off .lamp{background:#b9bfca;box-shadow:none}
.ch .heat{font:700 12px ui-monospace,Consolas,monospace;color:var(--red);text-align:right}
.ch.off .heat{color:#9aa1ad}

/* PK 大屏 */
.wall{background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px;box-shadow:var(--shadow);min-width:0}
.wall-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.wall-head b{font-size:17px}
.count{margin-left:auto;font-size:13px;color:var(--sub)}
.count b{font:700 18px ui-monospace,Consolas,monospace;color:var(--ink)}
.screen{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:6px;aspect-ratio:16/9;background:#0d0f14;border-radius:14px;overflow:hidden;
  border:6px solid #e6e9ef;box-shadow:inset 0 0 0 1px #c9ced8}
.side{position:relative;overflow:hidden}
.side img{width:100%;height:100%;object-fit:cover;transition:transform 6s ease}
.side:hover img{transform:scale(1.05)}
.side.red{box-shadow:inset 0 0 0 4px var(--red)}
.side.blue{box-shadow:inset 0 0 0 4px var(--blue)}
.side::after{content:"";position:absolute;inset:0;pointer-events:none}
.side.red::after{background:linear-gradient(0deg,rgba(255,45,45,.55),transparent 45%)}
.side.blue::after{background:linear-gradient(0deg,rgba(31,107,255,.55),transparent 45%)}
.name{position:absolute;left:14px;bottom:12px;z-index:2;color:#fff}
.side.blue .name{left:auto;right:14px;text-align:right}
.name em{font:700 12px ui-monospace,Consolas,monospace;opacity:.85;font-style:normal;display:block}
.name b{font-size:24px;letter-spacing:.02em}
.vote{position:absolute;top:12px;z-index:2;border:0;border-radius:999px;padding:6px 14px;font-weight:800;cursor:pointer;color:#fff;background:rgba(0,0,0,.45);backdrop-filter:blur(4px)}
.side.red .vote{left:12px}.side.blue .vote{right:12px}
.vote:hover{background:#fff;color:var(--ink)}
.vs{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;width:84px;height:84px;border-radius:50%;
  display:grid;place-items:center;font:900 30px/1 Impact,"Arial Black",sans-serif;font-style:italic;color:var(--ink);
  background:var(--chrome);box-shadow:0 8px 24px rgba(0,0,0,.45),inset 0 2px 0 #fff}
.danmaku{position:absolute;inset:8% 0 30% 0;z-index:4;pointer-events:none;overflow:hidden}
.danmaku span{position:absolute;left:100%;white-space:nowrap;color:#fff;font-weight:700;font-size:16px;
  text-shadow:0 1px 3px rgba(0,0,0,.8);animation:fly 9s linear forwards}
.danmaku span.mine{color:#ffe14d}
@keyframes fly{to{transform:translateX(calc(-100vw - 100%))}}
.flyer{position:absolute;inset:0;z-index:5;pointer-events:none}
.flyer span{position:absolute;bottom:10%;font-size:46px;animation:pop 1.6s ease-out forwards}
@keyframes pop{0%{transform:translateY(0) scale(.4);opacity:0}20%{opacity:1;transform:translateY(-30px) scale(1.2)}100%{transform:translateY(-220px) scale(1);opacity:0}}

.power{display:flex;align-items:center;gap:10px;margin-top:12px;font:800 15px ui-monospace,Consolas,monospace}
#heatA{color:var(--red)}#heatB{color:var(--blue)}
.power-bar{flex:1;display:flex;height:16px;border-radius:999px;overflow:hidden;background:#eef0f4}
.power-bar i{display:block;height:100%;transition:width .5s ease}
#barA{background:linear-gradient(90deg,#ff6b6b,var(--red))}
#barB{background:linear-gradient(90deg,var(--blue),#5b93ff)}
.host-line{display:flex;gap:12px;align-items:center;margin-top:14px;background:#f6f7fa;border-radius:12px;padding:10px 14px}
.host-line img{width:46px;height:46px;border-radius:50%;object-fit:cover;border:2px solid var(--red)}
.host-line p{font-size:14px}

/* 礼物面板 */
.target{font-size:13px;color:var(--sub);margin-bottom:10px}
.target select{border:1px solid var(--line);border-radius:8px;padding:4px 8px;background:#fff}
.gift-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.gift{border:1px solid var(--line);background:linear-gradient(180deg,#fff,#f4f6fa);border-radius:12px;padding:10px 6px;cursor:pointer;text-align:center;transition:.15s}
.gift:hover{border-color:var(--red);transform:translateY(-2px)}
.gift i{font-style:normal;font-size:28px;display:block}
.gift b{display:block;font-size:14px}
.gift small{color:var(--sub);font-size:11px}
.status{font-size:12px;color:var(--sub);margin-top:8px;min-height:18px;word-break:break-all}
.status a{color:var(--blue)}
.rank{list-style:none;display:grid;gap:6px;counter-reset:r}
.rank li{display:flex;justify-content:space-between;font-size:13px;padding:6px 10px;border-radius:8px;background:#f6f7fa;counter-increment:r}
.rank li::before{content:counter(r);font-weight:800;color:var(--red);width:18px}
.rank li span{flex:1}
.dm-form{display:flex;gap:6px;margin-top:14px}
.dm-form input{flex:1;min-width:0;border:1px solid var(--line);border-radius:999px;padding:8px 12px}

/* 下方区块 */
.block{max-width:1440px;margin:12px auto;padding:0 24px}
.block-head{display:flex;align-items:baseline;gap:12px;margin:30px 0 14px;border-bottom:2px solid var(--ink);padding-bottom:8px}
.block-head h2{font-size:24px}
.block-head span{color:var(--sub);font-size:13px}
.schedule{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.slot{display:grid;grid-template-columns:64px 1fr;gap:10px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.slot time{font:800 18px ui-monospace,Consolas,monospace}
.slot.now{border-color:var(--red);box-shadow:0 0 0 3px rgba(255,45,45,.12)}
.slot.now time{color:var(--red)}
.slot .vsrow{display:flex;align-items:center;gap:6px;font-size:13px}
.slot .vsrow img{width:28px;height:28px;border-radius:50%;object-fit:cover}
.slot .vsrow .a{border:2px solid var(--red)}.slot .vsrow .b{border:2px solid var(--blue)}
.slot .vsrow em{font-style:normal;font-weight:900;color:var(--sub);font-size:11px}

.open-grid{display:grid;grid-template-columns:1fr 340px;gap:24px;align-items:start}
.steps{display:grid;gap:12px}
.step{display:grid;grid-template-columns:56px 1fr;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px}
.step>b{font:900 30px/1 Impact,"Arial Black",sans-serif;color:var(--red)}
.step h3{font-size:16px;margin-bottom:4px}
.step p{font-size:13px;color:var(--sub)}
.step label{display:block;font-size:13px;color:var(--sub);margin-top:8px}
.step label input{display:block;width:100%;max-width:360px;margin-top:4px;border:1px solid var(--line);border-radius:8px;padding:8px 10px;color:var(--ink)}
.row{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.picker{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.pick{width:58px;height:58px;border-radius:12px;overflow:hidden;border:3px solid transparent;cursor:pointer;padding:0;background:none}
.pick img{width:100%;height:100%;object-fit:cover}
.pick.on{border-color:var(--red)}
.card{position:sticky;top:80px;background:#fff;border-radius:20px;padding:14px;border:1px solid var(--line);box-shadow:0 20px 50px rgba(20,30,60,.14)}
.card-top{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.card-top em{font:800 13px ui-monospace,Consolas,monospace;font-style:normal;flex:1}
.card img{border-radius:12px;aspect-ratio:1;object-fit:cover;width:100%}
.card h3{font-size:22px;margin-top:10px}
.card p{color:var(--sub)}
.card-foot{display:flex;justify-content:space-between;font-size:12px;color:var(--sub);border-top:1px dashed var(--line);margin-top:10px;padding-top:8px}

.vault-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px;text-align:center}
.stat b{display:block;font:900 34px/1.1 Impact,"Arial Black",sans-serif;color:var(--red)}
.stat:nth-child(even) b{color:var(--blue)}
.stat span{font-size:13px;color:var(--sub)}
.vault-text{margin:14px 0;color:var(--sub);font-size:14px;max-width:900px}
.ca{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 6px 6px 18px;max-width:720px}
.ca span{font-size:13px;color:var(--sub);white-space:nowrap}
.ca code{flex:1;font:13px ui-monospace,Consolas,monospace;overflow:hidden;text-overflow:ellipsis}

.foot{display:flex;gap:14px;align-items:center;justify-content:center;padding:40px 24px;color:var(--sub);font-size:13px;margin-top:30px;border-top:1px solid var(--line)}
.foot img{width:40px}

@media (max-width:1100px){
  .console{grid-template-columns:1fr}
  .wall{order:-1}
  .channels ol{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
  .open-grid{grid-template-columns:1fr}
  .card{position:static;max-width:380px}
}
@media (max-width:640px){
  .bar{flex-wrap:wrap;padding:10px 14px}
  .ticker{order:5;flex-basis:100%}
  .clock,.brand small{display:none}
  .bar .btn{padding:7px 12px;font-size:13px}
  .console,.block{padding-left:14px;padding-right:14px}
  .name b{font-size:17px}
  .vs{width:56px;height:56px;font-size:20px}
  .vault-grid{grid-template-columns:repeat(2,1fr)}
}
@media (prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important}}