:root{--bg:#07111f;--panel:#0d1b2d;--line:rgba(255,255,255,.09);--muted:#91a3ba;--text:#f6f8fb;--accent:#ff4d45;--cyan:#3ed3c7;--app-height:100dvh;--viewport-top:0px}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(circle at 18% -10%,#173b5c 0,transparent 38%),linear-gradient(145deg,#07111f,#050b13 70%);color:var(--text);font:14px/1.5 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}.topbar{height:68px;padding:0 max(24px,calc((100vw - 1500px)/2));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(5,11,19,.7);backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;font-size:17px;letter-spacing:.5px}.brand-mark{background:var(--accent);padding:5px 8px;border-radius:5px;font-size:11px;font-weight:900;letter-spacing:1px}.live-state,.online-dot{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.live-state i,.broadcast-note span{width:7px;height:7px;background:var(--accent);border-radius:50%;box-shadow:0 0 12px var(--accent)}.layout{max-width:1500px;margin:0 auto;padding:26px 24px 40px;display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:22px}.broadcast-panel,.chat-panel{background:linear-gradient(160deg,rgba(16,34,56,.95),rgba(8,19,33,.95));border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 80px rgba(0,0,0,.28);overflow:hidden}
.stage{position:relative;aspect-ratio:16/9;background:#020508;overflow:hidden}.stage video,.default-image{position:relative;z-index:1;width:100%;height:100%;object-fit:contain;background:#020508}.default-image{position:absolute;inset:0;z-index:2;display:none;object-fit:cover}.overlays{position:absolute;z-index:3;inset:0;pointer-events:none;overflow:hidden}.stage-notice{position:absolute;z-index:4;left:50%;top:50%;transform:translate(-50%,-50%);padding:10px 15px;border-radius:8px;background:rgba(0,0,0,.7);color:#dce5ee}.overlay{position:absolute;display:flex;align-items:center;justify-content:center;overflow:hidden;text-shadow:0 1px 3px #000}.overlay-ticker{white-space:nowrap;justify-content:flex-start}.ticker-inner{display:block;flex:none;width:max-content;animation:ticker var(--ticker-duration,10s) linear infinite;will-change:transform}@keyframes ticker{from{transform:translateX(var(--ticker-start,100%))}to{transform:translateX(var(--ticker-end,-100%))}}.overlay-image img{width:100%;height:100%;object-fit:contain}
.player-controls{position:absolute;z-index:10;left:0;right:0;bottom:0;display:flex;align-items:center;gap:9px;padding:25px 12px 10px;background:linear-gradient(transparent,rgba(0,0,0,.88));transition:opacity .2s,transform .2s}.stage.controls-hidden .player-controls{opacity:0;transform:translateY(8px);pointer-events:none}.stage.no-source .player-controls{display:none}.control-button{height:32px;min-width:38px;border:0;border-radius:6px;background:rgba(20,28,38,.82);color:#fff;font:600 12px/1 system-ui;cursor:pointer}.control-button:hover{background:rgba(55,70,88,.95)}.volume-control{width:92px;accent-color:var(--accent)}.live-indicator{display:flex;align-items:center;gap:6px;color:#fff;font-size:11px;font-weight:700}.live-indicator i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}.live-indicator.paused{color:#b6bec8}.live-indicator.paused i{background:#8b949e;box-shadow:none}.fullscreen-toggle{margin-left:auto}
.action-row{padding:18px 22px 8px;display:grid;grid-template-columns:1fr 1fr;gap:14px}.action-button{padding:13px 18px;text-align:center;border-radius:9px;color:#fff;text-decoration:none;font-weight:700;transition:.2s}.action-button:hover{transform:translateY(-2px);filter:brightness(1.12)}.primary{background:linear-gradient(135deg,#ff564e,#d9323a)}.secondary{background:#17344f;border:1px solid #2b4a65}.broadcast-note{display:flex;gap:9px;align-items:center;padding:12px 23px 20px;color:var(--muted);font-size:12px}.chat-panel{display:flex;flex-direction:column;height:calc(100vh - 134px);min-height:560px;background:#fff;color:#1e2936}.chat-header{height:70px;padding:15px 18px;display:flex;align-items:center;justify-content:space-between;flex:none;border-bottom:1px solid #e7ebef}.eyebrow{font-size:10px;letter-spacing:2px;color:#158e91;font-weight:800}.chat-header h2{font-size:18px;margin:2px 0 0}.online-dot{color:#329776;border:1px solid #dce8e4;padding:5px 9px;border-radius:20px}.messages{flex:1;min-height:0;overflow-y:auto;padding:12px 16px;background:#fff}.message{padding:5px 0;word-break:break-word;color:#111;line-height:1.65}.message-name{color:#8a929c;font-weight:500}.message-body{color:#111;white-space:pre-wrap}.message.bot .message-name{color:#8a929c}.message.host .message-name,.message.host_special .message-name{color:#f05b91;font-weight:700}.host-badge{display:inline-block;margin-right:5px;padding:0 5px;border-radius:3px;background:#d6a521;color:#fff;font-size:10px;font-weight:800;vertical-align:1px}.message.host_special{margin:7px 0;padding:11px;border-radius:8px;background:#fff5f8;border:1px solid #ffd9e5}.message-link{display:inline-block;margin-left:6px;color:#e64162;font-weight:700;text-decoration:none}.message.host_special .message-link{display:block;width:max-content;margin:8px 0 0;padding:6px 9px;background:#e64162;color:#fff;border-radius:5px}.composer{flex:none;border-top:1px solid #e7ebef;padding:10px 12px max(10px,env(safe-area-inset-bottom));background:#f8fafb}.emoji-bar{display:flex;gap:7px;padding-bottom:7px}.emoji{border:0;background:transparent;font-size:18px;cursor:pointer;padding:0}.compose-row{display:flex;gap:8px}.compose-row textarea{flex:1;resize:none;border:1px solid #dfe5ea;border-radius:8px;background:#fff;color:#111;padding:9px;outline:none}.compose-row textarea:focus{border-color:#43a1a5}.compose-row button{width:66px;border:0;border-radius:8px;background:var(--accent);color:#fff;font-weight:700;cursor:pointer}.compose-hint{display:flex;justify-content:space-between;color:#87919c;font-size:10px;margin-top:6px}.compose-hint strong{color:#329776}.compose-hint strong.over{color:#e43f3a}.toast{position:fixed;z-index:30;left:50%;bottom:30px;transform:translate(-50%,20px);padding:10px 16px;background:#142335;color:#fff;border-radius:7px;opacity:0;pointer-events:none;transition:.25s;box-shadow:0 8px 30px #0008}.toast.show{opacity:1;transform:translate(-50%,0)}
body.pseudo-fullscreen{overflow:hidden}.pseudo-fullscreen .stage{position:fixed;z-index:100;inset:0;width:100vw;height:var(--app-height);max-height:none;aspect-ratio:auto}.pseudo-fullscreen .stage video{object-fit:contain}
@media(max-width:980px){html,body{height:var(--app-height);overflow:hidden}body{position:fixed;top:var(--viewport-top);left:0;width:100%;height:var(--app-height)}.topbar{display:none}.layout{height:var(--app-height);padding:6px max(6px,env(safe-area-inset-right)) max(6px,env(safe-area-inset-bottom)) max(6px,env(safe-area-inset-left));display:flex;flex-direction:column;gap:6px;overflow:hidden}.broadcast-panel,.chat-panel{border-radius:10px;box-shadow:none}.broadcast-panel{flex:none}.stage{width:100%;aspect-ratio:16/9;max-height:34dvh}.player-controls{gap:5px;padding:20px 7px 6px}.control-button{height:29px;min-width:34px;font-size:11px}.volume-control{width:65px}.action-row{padding:6px;gap:6px}.action-button{padding:7px 4px;font-size:11px;border-radius:6px}.broadcast-note{display:none}.chat-panel{flex:1;height:auto;min-height:0}.chat-header{height:42px;padding:6px 12px}.chat-header .eyebrow{display:none}.chat-header h2{font-size:14px;margin:0}.messages{padding:6px 11px}.message{padding:3px 0;font-size:13px}.composer{padding:6px 8px max(6px,env(safe-area-inset-bottom))}.emoji-bar{padding-bottom:4px}.emoji{font-size:16px}.compose-row textarea{height:38px;min-height:38px;padding:7px;font-size:16px}.compose-row button{width:58px}.compose-hint{margin-top:3px}.toast{bottom:90px;max-width:90%;text-align:center}.keyboard-open .stage{max-height:28dvh}.keyboard-open .chat-header,.keyboard-open .emoji-bar,.keyboard-open .compose-hint{display:none}.keyboard-open .action-row{padding:3px}.keyboard-open .action-button{padding:4px}.pseudo-fullscreen .stage{max-height:none}}
@media(max-width:980px) and (orientation:landscape){.layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,38vw);gap:6px}.broadcast-panel{align-self:start}.stage{max-height:calc(var(--app-height) - 58px)}.chat-panel{height:calc(var(--app-height) - 12px)}.keyboard-open .layout{grid-template-columns:minmax(0,1fr) minmax(230px,44vw)}}