[hidden]{display:none!important}
:root{
  --ink:#1E1B3A; --ink2:#5B5880; --card:rgba(255,255,255,.86); --line:rgba(43,35,80,.12);
  --brand:#2B2350; --gold:#FFD54A; --radius:16px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;font-family:var(--font);color:var(--ink);-webkit-tap-highlight-color:transparent;overscroll-behavior:none}
button{font:inherit;color:inherit;cursor:pointer}
#sky{position:fixed;inset:0;z-index:0;background:linear-gradient(180deg,#A9D8FF 0%,#DDEFFF 55%,#FFF1E0 100%);transition:background 1.2s ease}
#sky .sun,#sky .moon{position:absolute;top:9%;right:12%;width:90px;height:90px;border-radius:50%;transition:opacity 1.2s ease,transform 1.2s ease}
#sky .sun{background:radial-gradient(circle,#FFF6C8 0%,#FFD54A 60%,rgba(255,213,74,0) 72%)}
#sky .moon{background:radial-gradient(circle at 35% 35%,#FFFFFF 0%,#E8ECFF 55%,rgba(232,236,255,0) 72%);opacity:0;transform:translateY(20px)}
#sky .stars{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease;
  background-image:radial-gradient(1.5px 1.5px at 10% 20%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 30% 8%,#fff 50%,transparent 51%),radial-gradient(1.5px 1.5px at 55% 15%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 70% 30%,#fff 50%,transparent 51%),radial-gradient(2px 2px at 85% 12%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 20% 40%,#fff 50%,transparent 51%),radial-gradient(1.5px 1.5px at 45% 35%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 92% 45%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 5% 55%,#fff 50%,transparent 51%),radial-gradient(1.5px 1.5px at 62% 52%,#fff 50%,transparent 51%)}
body.is-night #sky{background:linear-gradient(180deg,#070C22 0%,#141B45 55%,#2A2357 100%)}
body.is-night #sky .stars{opacity:1}
body.is-night #sky .sun{opacity:0;transform:translateY(20px)}
body.is-night #sky .moon{opacity:1;transform:none}
body.is-dusk #sky{background:linear-gradient(180deg,#5A6BC8 0%,#F7A9A0 60%,#FFD7A8 100%)}

#stage{position:fixed;inset:0;z-index:1;touch-action:none}
#stage canvas{display:block;width:100%;height:100%;outline:none}
#labels{position:fixed;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.lbl{position:absolute;left:0;top:0;transform:translate(-50%,-100%);display:flex;flex-direction:column;align-items:center;gap:3px;white-space:nowrap;will-change:transform;transition:opacity .2s}
.lbl .nm{font-weight:800;font-size:13px;padding:3px 9px;border-radius:999px;color:#fff;box-shadow:0 3px 10px rgba(30,27,58,.25)}
.lbl .st{font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:999px;background:rgba(255,255,255,.94);color:var(--ink);display:flex;gap:5px;align-items:center;box-shadow:0 2px 8px rgba(30,27,58,.18)}
.lbl .st i{width:8px;height:8px;border-radius:50%;display:inline-block}
.lbl .st small{color:var(--ink2);font-weight:600;font-size:11px}
.lbl.boss .nm{background:linear-gradient(90deg,#2B2350,#4A3A8C);color:var(--gold);border:1.5px solid var(--gold)}
.lbl.needs .st{background:#FF4D4F;color:#fff;animation:pulse 1s infinite}
.lbl.needs .st small{color:#FFE1E1}
@keyframes pulse{50%{transform:scale(1.08)}}

.topbar{position:fixed;z-index:5;top:max(12px,env(safe-area-inset-top));left:14px;right:14px;display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none}
.brand{display:flex;gap:10px;align-items:center;background:var(--card);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:8px 14px 8px 8px;border-radius:var(--radius);box-shadow:0 6px 20px rgba(30,27,58,.12);pointer-events:auto}
.logo,.welcome-logo{width:40px;height:40px;border-radius:12px;background:var(--brand);color:var(--gold);display:grid;place-items:center;font-weight:900;font-size:22px}
.brand h1{margin:0;font-size:19px;font-weight:900;letter-spacing:.5px}
.brand .sub{margin:1px 0 0;font-size:12px;color:var(--ink2)}
.meta{display:flex;gap:8px;align-items:center;pointer-events:auto}
.conn,.clock{background:var(--card);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-radius:999px;padding:7px 12px;font-size:12.5px;font-weight:700;box-shadow:0 6px 20px rgba(30,27,58,.12);display:flex;align-items:center;gap:6px}
.clock{font-variant-numeric:tabular-nums}
.conn i{width:8px;height:8px;border-radius:50%;background:#FFC24B}
.conn.ok i{background:#52C41A;box-shadow:0 0 0 3px rgba(82,196,26,.2)}
.conn.err i{background:#FF4D4F}

.toolbar{position:fixed;z-index:5;top:calc(max(12px,env(safe-area-inset-top)) + 66px);left:14px;display:flex;flex-direction:column;gap:8px}
.toolbar button{display:flex;align-items:center;gap:8px;border:0;background:var(--card);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:9px 13px;border-radius:12px;font-size:13px;font-weight:700;box-shadow:0 6px 20px rgba(30,27,58,.12);transition:transform .15s,background .2s}
.toolbar button:hover{transform:translateY(-1px)}
.toolbar button[aria-pressed="true"]{background:var(--brand);color:var(--gold)}
.toolbar .ic{width:18px;text-align:center}

.demo-banner{position:fixed;z-index:5;top:calc(max(12px,env(safe-area-inset-top)) + 12px);left:50%;transform:translateX(-50%);background:#FFC24B;color:#3A2A00;font-weight:800;font-size:13px;padding:8px 16px;border-radius:999px;box-shadow:0 6px 20px rgba(30,27,58,.18)}

.panel{position:fixed;z-index:5;right:14px;top:calc(max(12px,env(safe-area-inset-top)) + 54px);width:290px;max-height:calc(100% - 90px);display:flex;flex-direction:column;background:var(--card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:var(--radius);box-shadow:0 10px 30px rgba(30,27,58,.15);overflow:hidden}
.panel-head{display:flex;justify-content:space-between;align-items:center;border:0;background:transparent;padding:12px 14px;font-weight:800;font-size:14px;text-align:left}
.panel-head em{font-style:normal;color:var(--ink2);font-weight:600;font-size:12px;margin-left:4px}
.panel .chev{transition:transform .2s}
.panel.collapsed .chev{transform:rotate(-90deg)}
.panel.collapsed .members,.panel.collapsed .legend{display:none}
.members{list-style:none;margin:0;padding:0 8px 6px;overflow:auto}
.members li{display:flex;gap:10px;align-items:center;padding:8px;border-radius:12px;cursor:pointer;transition:background .15s}
.members li:hover,.members li.sel{background:rgba(43,35,80,.07)}
.members .av{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:900;font-size:13px;flex:none}
.members .info{flex:1;min-width:0}
.members .row1{display:flex;justify-content:space-between;align-items:center;gap:6px}
.members .row1 b{font-size:14px}
.members .row2{font-size:12px;color:var(--ink2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.chip{font-size:11px;font-weight:800;padding:2px 8px;border-radius:999px;color:#fff;white-space:nowrap}
.legend{display:flex;flex-wrap:wrap;gap:6px;padding:8px 14px 12px;border-top:1px solid var(--line)}
.legend span{font-size:11px;color:var(--ink2);display:flex;align-items:center;gap:4px}
.legend i{width:8px;height:8px;border-radius:50%;display:inline-block}

.card{position:fixed;z-index:6;left:50%;bottom:max(20px,env(safe-area-inset-bottom));transform:translateX(-50%);width:min(340px,calc(100% - 28px));background:#fff;border-radius:var(--radius);box-shadow:0 14px 40px rgba(30,27,58,.25);padding:14px 16px}
.card .close{position:absolute;right:8px;top:6px;border:0;background:transparent;font-size:22px;color:var(--ink2);width:34px;height:34px}
.card-head{display:flex;gap:8px;align-items:center;font-size:16px}
.card-head .dot{width:12px;height:12px;border-radius:4px}
.card-head .role{font-size:12px;color:var(--ink2)}
.card-body{margin-top:10px;font-size:13px;color:var(--ink2);display:grid;grid-template-columns:auto 1fr;gap:6px 12px}
.card-body b{color:var(--ink)}

.welcome{position:fixed;inset:0;z-index:10;display:grid;place-items:center;background:rgba(20,16,48,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);padding:18px;animation:fade .4s ease}
@keyframes fade{from{opacity:0}}
.welcome-box{width:min(440px,100%);background:#fff;border-radius:22px;padding:26px 24px 20px;text-align:center;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.welcome-logo{margin:0 auto 10px;width:56px;height:56px;font-size:30px;border-radius:16px}
.welcome h2{margin:6px 0 8px;font-size:22px}
.welcome p{margin:6px 0;font-size:14px;line-height:1.6;color:var(--ink2)}
.welcome p b{color:var(--ink)}
.welcome-list{list-style:none;padding:0;margin:12px 0;display:flex;flex-wrap:wrap;gap:6px;justify-content:center}
.welcome-list li{font-size:12.5px;font-weight:700;padding:4px 10px;border-radius:999px;color:#fff}
.welcome .hint{font-size:12px}
.welcome .go{margin-top:12px;width:100%;border:0;border-radius:14px;padding:13px;background:var(--brand);color:var(--gold);font-weight:900;font-size:16px}
.welcome .quiet{margin-top:6px;border:0;background:transparent;color:var(--ink2);font-size:13px;padding:8px}
.noscript{position:fixed;inset:0;display:grid;place-items:center;z-index:20;background:#fff}

/* ---------- mobile ---------- */
@media (max-width:720px){
  .topbar{left:10px;right:10px;top:max(10px,env(safe-area-inset-top))}
  .brand{padding:6px 10px 6px 6px}
  .logo{width:32px;height:32px;font-size:18px;border-radius:10px}
  .brand h1{font-size:16px}
  .brand .sub{font-size:11px}
  .meta{flex-direction:column;align-items:flex-end;gap:5px}
  .conn,.clock{padding:5px 10px;font-size:11.5px}
  .toolbar{top:auto;left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));flex-direction:row;justify-content:space-between;gap:6px}
  .toolbar button{flex:1;flex-direction:column;gap:2px;padding:7px 4px;font-size:11px;border-radius:12px}
  .toolbar .ic{font-size:15px}
  .demo-banner{top:calc(max(10px,env(safe-area-inset-top)) + 58px);font-size:12px;white-space:nowrap}
  .panel{left:10px;right:10px;width:auto;top:auto;bottom:calc(max(10px,env(safe-area-inset-bottom)) + 62px);max-height:44%}
  .panel.collapsed{bottom:calc(max(10px,env(safe-area-inset-bottom)) + 62px)}
  .members{display:flex;gap:6px;overflow-x:auto;padding:0 8px 8px;scroll-snap-type:x mandatory}
  .members li{flex:0 0 auto;width:156px;background:rgba(43,35,80,.05);scroll-snap-align:start;padding:7px}
  .members .av{width:28px;height:28px;font-size:11px}
  .legend{display:none}
  #sky .sun,#sky .moon{width:56px;height:56px;top:16%;right:8%}
  .card{bottom:calc(max(10px,env(safe-area-inset-bottom)) + 70px)}
  .lbl .nm{font-size:11px;padding:2px 7px}
  .lbl .st{font-size:10px;padding:1px 6px}
  .lbl .st small{font-size:9.5px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}