.vdu-live{--vdu-accent:#1677ff;--vdu-card:#fff;--vdu-muted:rgba(0,0,0,.55);--vdu-line:rgba(0,0,0,.08)}
html[data-night] .vdu-live{--vdu-card:#1c1c1e;--vdu-muted:rgba(255,255,255,.55);--vdu-line:rgba(255,255,255,.12)}
.vdu-live__title{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px}
.vdu-live__badge{background:#e11;color:#fff;font-size:12px;padding:2px 8px;border-radius:999px}
.vdu-live__sub{color:var(--vdu-muted);margin:0 0 14px;font-size:14px}
.vdu-live__player-wrap{position:relative;border-radius:16px;overflow:hidden;min-height:240px;margin:0 0 18px;border:1px solid var(--vdu-line);background:#000}
html[data-night] .vdu-live__player-wrap{background:#000}
.vdu-live__video{width:100%;max-height:70vh;background:#000;display:block}
.vdu-live__bar{position:absolute;left:0;right:0;bottom:0;z-index:2;display:flex;align-items:center;gap:10px;padding:10px 12px;background:linear-gradient(transparent,rgba(0,0,0,.72));color:#fff}
.vdu-live__livechip{background:#e11;color:#fff;font-size:11px;font-weight:800;letter-spacing:.08em;padding:3px 8px;border-radius:999px}
.vdu-live__lag{font-size:12px;color:#cbd5e1;font-variant-numeric:tabular-nums;min-width:52px}
.vdu-live__lag.is-warn{color:#fbbf24}
.vdu-live__lag.is-bad{color:#f87171;font-weight:700}
.vdu-live__barbtn{background:rgba(255,255,255,.14);border:0;color:#fff;border-radius:8px;padding:6px 10px;cursor:pointer;font-size:13px}
.vdu-live__barbtn:hover{background:rgba(255,255,255,.24)}
.vdu-live__barbtn--primary{background:#1677ff}
.vdu-live__barbtn--primary:hover{background:#3b8dff}
.vdu-live__bar-spacer{flex:1}
.vdu-live__playgate{position:absolute;inset:0;z-index:3;border:0;background:rgba(0,0,0,.35);color:#fff;font-size:18px;font-weight:700;cursor:pointer}
.vdu-live__offline{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:36px 20px;text-align:center;min-height:260px;position:relative}
.vdu-live__offline-cover{position:absolute;inset:0;background-size:cover;background-position:center;filter:blur(0);opacity:.35}
.vdu-live__offline-inner{position:relative;z-index:1;max-width:520px}
.vdu-live__offline-icon{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;background:rgba(22,119,255,.12);color:var(--vdu-accent);font-size:28px;margin:0 auto 8px}
.vdu-live__offline h2{margin:0;font-size:22px}
.vdu-live__offline p{margin:0;color:var(--vdu-muted);line-height:1.6}
.vdu-live__gate{padding:48px 20px;text-align:center;color:var(--vdu-muted)}
.vdu-live__btn{display:inline-block;background:var(--vdu-accent);color:#fff!important;padding:8px 14px;border-radius:10px;border:0;cursor:pointer;text-decoration:none}
.vdu-live__btn--ghost{background:transparent;color:inherit!important;border:1px solid var(--vdu-line)}
.vdu-live__muted{color:var(--vdu-muted);font-size:13px}
.vdu-live__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:16px 0 24px}
.vdu-live-card{display:block;background:var(--vdu-card);border:1px solid var(--vdu-line);border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;transition:transform .15s ease,box-shadow .15s ease}
.vdu-live-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.08)}
.vdu-live-card__cover{height:140px;background:linear-gradient(135deg,#dbe7ff,#e9f8ef);background-size:cover;background-position:center;position:relative}
.vdu-live-card__badge{position:absolute;top:10px;left:10px;background:#e11;color:#fff;font-size:11px;padding:2px 8px;border-radius:999px}
.vdu-live-card__body{padding:12px 14px 14px}
.vdu-live-card__id{font-size:12px;color:var(--vdu-muted)}
.vdu-live-card__title{font-weight:700;margin-top:4px}
.vdu-live__section{margin-top:28px;padding-top:14px;border-top:1px solid var(--vdu-line)}
.vdu-live__links{display:flex;gap:10px;flex-wrap:wrap;margin:10px 0 0}
.vdu-live-form{display:grid;gap:12px;max-width:820px}
.vdu-live-form label{display:grid;gap:6px;font-weight:600}
.vdu-live-form input[type=text],.vdu-live-form textarea,.vdu-live-form select{font-weight:400;padding:8px 10px;border-radius:8px;border:1px solid var(--vdu-line);background:transparent;color:inherit}
.vdu-live-check{display:flex!important;align-items:center;gap:8px}
.vdu-live-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.vdu-live-pre{white-space:pre-wrap;background:rgba(127,127,127,.12);padding:12px;border-radius:8px;overflow:auto}
.vdu-live-admin__rooms{display:grid;gap:10px;margin:12px 0}
.vdu-live-admin__room{border:1px solid var(--vdu-line);border-radius:12px;padding:12px;cursor:pointer}
.vdu-live-admin__room.active{border-color:var(--vdu-accent);box-shadow:0 0 0 1px var(--vdu-accent)}
.vdu-dy-search{display:flex;gap:8px;margin:12px 0 18px}
.vdu-dy-search input{flex:1;padding:10px 12px;border-radius:10px;border:1px solid var(--vdu-line);background:transparent;color:inherit}
.vdu-dy-card{display:grid;grid-template-columns:64px 1fr auto;gap:12px;align-items:center;padding:12px;border:1px solid var(--vdu-line);border-radius:14px;background:var(--vdu-card);margin-bottom:10px}
.vdu-dy-card img{width:64px;height:64px;border-radius:14px;object-fit:cover;background:#eee}
.vdu-dy-card h3{margin:0;font-size:16px}
.vdu-dy-card p{margin:4px 0 0;color:var(--vdu-muted);font-size:13px}
.vdu-dy-embed{margin-top:10px;grid-column:1/-1}

/* lobby */
.vdu-lobby__head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;flex-wrap:wrap;margin-bottom:8px}
.vdu-lobby__empty{margin:18px 0;padding:48px 22px;border-radius:18px;text-align:center;border:1px dashed var(--vdu-line);background:linear-gradient(160deg,rgba(22,119,255,.06),rgba(20,180,120,.05))}
.vdu-lobby__empty-icon{font-size:42px;line-height:1;opacity:.7;margin-bottom:8px}
.vdu-lobby__empty h2{margin:0 0 8px;font-size:22px}
.vdu-lobby__empty p{margin:0;color:var(--vdu-muted)}

/* manager */
.vdu-mgr__hero{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;flex-wrap:wrap;padding:18px 18px 8px;border-radius:16px;background:linear-gradient(135deg,rgba(22,119,255,.10),rgba(16,185,129,.08));margin-bottom:16px}
.vdu-mgr__hero h1{margin:0 0 6px}
.vdu-mgr__hero p{margin:0;color:var(--vdu-muted);max-width:560px;line-height:1.6}
.vdu-mgr__hero-actions{display:flex;gap:8px;flex-wrap:wrap}
.vdu-mgr__alert{padding:10px 12px;border-radius:10px;background:rgba(22,119,255,.1);margin-bottom:12px}
.vdu-mgr__alert--err{background:rgba(220,38,38,.1);color:#b91c1c}
.vdu-mgr__layout{display:grid;grid-template-columns:280px 1fr;gap:16px}
@media (max-width:900px){.vdu-mgr__layout{grid-template-columns:1fr}}
.vdu-mgr__side,.vdu-mgr__panel{background:var(--vdu-card);border:1px solid var(--vdu-line);border-radius:16px;padding:14px}
.vdu-mgr__side-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.vdu-mgr__side-head h2{margin:0;font-size:16px}
.vdu-mgr__room-list{display:grid;gap:8px;margin-bottom:14px;max-height:420px;overflow:auto}
.vdu-mgr__room{display:block;padding:10px 12px;border-radius:12px;border:1px solid var(--vdu-line);text-decoration:none;color:inherit}
.vdu-mgr__room.is-active{border-color:#1677ff;box-shadow:0 0 0 1px #1677ff}
.vdu-mgr__room-top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.vdu-mgr__room-title{font-weight:700;margin-top:4px}
.vdu-mgr__empty-mini,.vdu-mgr__empty{padding:24px;text-align:center;color:var(--vdu-muted)}
.vdu-mgr__create{display:grid;gap:8px;padding-top:12px;border-top:1px solid var(--vdu-line)}
.vdu-mgr__create h3{margin:0;font-size:14px}
.vdu-mgr__create input,.vdu-mgr__panel input,.vdu-mgr__panel textarea,.vdu-mgr__panel select,.vdu-mgr__json{width:100%;padding:9px 11px;border-radius:10px;border:1px solid var(--vdu-line);background:transparent;color:inherit;box-sizing:border-box}
.vdu-mgr__panel-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap;margin-bottom:14px}
.vdu-mgr__panel-head h2{margin:4px 0 0;font-size:20px}
.vdu-mgr__grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:700px){.vdu-mgr__grid2{grid-template-columns:1fr}}
.vdu-mgr__grid2 label{display:grid;gap:6px;font-weight:600;font-size:13px}
.vdu-mgr__full{grid-column:1/-1}
.vdu-mgr__checks{display:grid;gap:8px;align-content:end}
.vdu-mgr__box{margin-top:16px;padding:14px;border-radius:12px;background:rgba(127,127,127,.06)}
.vdu-mgr__box h3{margin:0 0 10px;font-size:15px}
.vdu-mgr__code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;padding:8px 10px;border-radius:8px;background:rgba(0,0,0,.04);margin-bottom:6px;word-break:break-all}
html[data-night] .vdu-mgr__code{background:rgba(255,255,255,.06)}
.vdu-mgr__danger{margin-top:12px}
.vdu-live__btn--danger{background:#dc2626}
.vdu-mgr__json{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px}

.vdu-dy__hero{margin-bottom:8px}
.vdu-dy-search--lg{margin:16px 0 12px}
.vdu-dy-search--lg input{font-size:16px;padding:12px 14px}
.vdu-dy-actions{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.vdu-dy-panel{border:1px solid var(--vdu-line);border-radius:16px;padding:16px 18px;background:linear-gradient(160deg,rgba(22,119,255,.06),rgba(255,255,255,.4));margin-bottom:8px}
.vdu-dy-panel__hint h2{margin:0 0 8px;font-size:18px}
.vdu-dy-panel__hint ol{margin:0;padding-left:1.2em;color:var(--vdu-muted);line-height:1.7}

/* ===== Live Studio (admin) ===== */
.vdu-studio{--stu-ink:#12141a;--stu-muted:#6b7280;--stu-line:rgba(18,20,26,.08);--stu-card:#fff;--stu-soft:#f4f6f9;--stu-accent:#0f766e;--stu-accent2:#0ea5a0;--stu-danger:#b91c1c;--stu-live:#dc2626;font-family:"Segoe UI","PingFang SC","Noto Sans SC",sans-serif;color:var(--stu-ink)}
html[data-night] .vdu-studio{--stu-ink:#e8eaed;--stu-muted:#9aa3af;--stu-line:rgba(255,255,255,.1);--stu-card:#17181c;--stu-soft:#101114;--stu-accent:#2dd4bf}
.vdu-studio.joe_detail{padding:0!important;background:transparent;box-shadow:none;border:0}
.vdu-studio__top{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin:4px 0 18px;padding:8px 2px 16px;border-bottom:1px solid var(--stu-line)}
.vdu-studio__brand{display:flex;gap:14px;align-items:center}
.vdu-studio__mark{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-weight:800;letter-spacing:.04em;font-size:12px;color:#fff;background:linear-gradient(145deg,#0f766e,#14b8a6 55%,#0ea5e9);box-shadow:0 10px 28px rgba(15,118,110,.28)}
.vdu-studio__brand h1{margin:0;font-size:26px;letter-spacing:-.02em;line-height:1.15}
.vdu-studio__brand p{margin:4px 0 0;color:var(--stu-muted);font-size:13px}
.vdu-studio__top-actions{display:flex;gap:8px}
.vdu-chip{display:inline-flex;align-items:center;padding:7px 12px;border-radius:999px;border:1px solid var(--stu-line);background:var(--stu-card);color:inherit!important;text-decoration:none;font-size:13px}
.vdu-chip:hover{border-color:var(--stu-accent);color:var(--stu-accent)!important}
.vdu-toast{margin:0 0 14px;padding:10px 14px;border-radius:12px;background:rgba(15,118,110,.1);color:#0f766e;font-size:13px}
.vdu-toast--err{background:rgba(185,28,28,.1);color:var(--stu-danger)}
.vdu-studio__shell{display:grid;grid-template-columns:260px minmax(0,1fr);gap:16px;align-items:start}
@media (max-width:920px){.vdu-studio__shell{grid-template-columns:1fr}}
.vdu-studio__rail{background:var(--stu-card);border:1px solid var(--stu-line);border-radius:18px;padding:14px;position:sticky;top:72px}
.vdu-studio__rail-title{display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:13px;margin-bottom:10px;color:var(--stu-muted);text-transform:uppercase;letter-spacing:.06em}
.vdu-studio__rail-title span{display:inline-grid;place-items:center;min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:var(--stu-soft);color:var(--stu-ink);font-size:12px}
.vdu-studio__rail-list{display:grid;gap:8px;max-height:360px;overflow:auto;margin-bottom:12px}
.vdu-studio__rail-empty{padding:18px 10px;text-align:center;color:var(--stu-muted);font-size:13px}
.vdu-studio__room{display:flex;align-items:center;gap:10px;padding:10px 11px;border-radius:14px;border:1px solid transparent;background:var(--stu-soft);text-decoration:none;color:inherit;transition:border-color .15s,background .15s,transform .15s}
.vdu-studio__room:hover{transform:translateY(-1px);border-color:var(--stu-line)}
.vdu-studio__room.is-active{background:rgba(15,118,110,.08);border-color:rgba(15,118,110,.35);box-shadow:inset 0 0 0 1px rgba(15,118,110,.12)}
.vdu-studio__dot{width:8px;height:8px;border-radius:50%;background:#cbd5e1;flex:0 0 auto}
.vdu-studio__dot.is-live{background:var(--stu-live);box-shadow:0 0 0 4px rgba(220,38,38,.15);animation:vduPulse 1.6s ease infinite}
@keyframes vduPulse{0%,100%{box-shadow:0 0 0 3px rgba(220,38,38,.12)}50%{box-shadow:0 0 0 6px rgba(220,38,38,.05)}}
.vdu-studio__room-meta{display:grid;gap:2px;min-width:0;flex:1}
.vdu-studio__room-meta strong{font-size:12px;color:var(--stu-muted);font-weight:600}
.vdu-studio__room-meta em{font-style:normal;font-weight:700;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.vdu-pill{font-size:10px;padding:2px 7px;border-radius:999px;background:rgba(220,38,38,.1);color:var(--stu-live);font-weight:700;flex:0 0 auto}
.vdu-studio__create{display:grid;gap:8px;padding-top:12px;border-top:1px solid var(--stu-line)}
.vdu-studio__create-title{font-size:13px;font-weight:700}
.vdu-studio__create input,.vdu-fields input,.vdu-fields textarea,.vdu-fields select,.vdu-mgr__json{width:100%;box-sizing:border-box;padding:10px 12px;border-radius:12px;border:1px solid var(--stu-line);background:var(--stu-soft);color:inherit;font:inherit}
.vdu-studio__create input:focus,.vdu-fields input:focus,.vdu-fields textarea:focus,.vdu-fields select:focus{outline:none;border-color:var(--stu-accent);box-shadow:0 0 0 3px rgba(15,118,110,.12);background:var(--stu-card)}
.vdu-studio__canvas{background:var(--stu-card);border:1px solid var(--stu-line);border-radius:18px;padding:18px 18px 16px;min-height:520px}
.vdu-studio__blank{min-height:420px;display:grid;place-content:center;text-align:center;gap:8px;color:var(--stu-muted)}
.vdu-studio__blank-orb{width:72px;height:72px;margin:0 auto 8px;border-radius:24px;background:radial-gradient(circle at 30% 30%,#99f6e4,#0f766e);opacity:.85}
.vdu-studio__blank h2{margin:0;color:var(--stu-ink);font-size:22px}
.vdu-studio__blank p{margin:0}
.vdu-studio__toolbar{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;flex-wrap:wrap;margin-bottom:12px}
.vdu-studio__eyebrow{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--stu-muted);font-weight:700}
.vdu-studio__toolbar h2{margin:4px 0 0;font-size:22px;letter-spacing:-.02em}
.vdu-studio__toolbar h2 span{font-weight:500;color:var(--stu-muted);font-size:16px;margin-left:6px}
.vdu-studio__toolbar-right{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.vdu-studio__status{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;background:var(--stu-soft);color:var(--stu-muted);font-size:13px;margin-bottom:14px}
.vdu-studio__status.is-live{background:rgba(220,38,38,.08);color:#991b1b}
.vdu-studio__status-dot{width:8px;height:8px;border-radius:50%;background:#94a3b8}
.vdu-studio__status.is-live .vdu-studio__status-dot{background:var(--stu-live);box-shadow:0 0 0 4px rgba(220,38,38,.15)}
.vdu-tabs{display:flex;gap:4px;padding:4px;border-radius:14px;background:var(--stu-soft);margin-bottom:16px;overflow:auto}
.vdu-tabs button{appearance:none;border:0;background:transparent;color:var(--stu-muted);padding:9px 14px;border-radius:11px;cursor:pointer;font:inherit;font-weight:600;font-size:13px;white-space:nowrap}
.vdu-tabs button.is-active{background:var(--stu-card);color:var(--stu-ink);box-shadow:0 1px 3px rgba(0,0,0,.06)}
.vdu-tabpane{display:none}
.vdu-tabpane.is-active{display:block;animation:vduFade .18s ease}
@keyframes vduFade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.vdu-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:700px){.vdu-fields{grid-template-columns:1fr}}
.vdu-field{display:grid;gap:6px}
.vdu-field span{font-size:12px;font-weight:700;color:var(--stu-muted)}
.vdu-field--full{grid-column:1/-1}
.vdu-studio__hint{margin:0 0 12px;color:var(--stu-muted);font-size:13px;line-height:1.55}
.vdu-obs{display:grid;gap:10px}
.vdu-obs__row{display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:10px;align-items:center;padding:12px;border-radius:14px;background:var(--stu-soft);border:1px solid var(--stu-line)}
@media (max-width:640px){.vdu-obs__row{grid-template-columns:1fr;gap:8px}}
.vdu-obs__row>span{font-size:12px;font-weight:700;color:var(--stu-muted)}
.vdu-obs__row code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;word-break:break-all;line-height:1.45}
.vdu-btn{appearance:none;border:0;background:linear-gradient(135deg,#0f766e,#0d9488);color:#fff!important;padding:9px 16px;border-radius:12px;cursor:pointer;font:inherit;font-weight:700;font-size:13px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 8px 18px rgba(15,118,110,.22)}
.vdu-btn:hover{filter:brightness(1.05)}
.vdu-btn--block{width:100%}
.vdu-btn--ghost{background:var(--stu-card);color:var(--stu-ink)!important;border:1px solid var(--stu-line);box-shadow:none}
.vdu-btn--danger{background:linear-gradient(135deg,#b91c1c,#dc2626);box-shadow:0 8px 18px rgba(185,28,28,.2)}
.vdu-switch{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;cursor:pointer;user-select:none}
.vdu-switch input{accent-color:var(--stu-accent);width:16px;height:16px}
.vdu-studio__danger{margin-top:18px;padding-top:14px;border-top:1px dashed rgba(185,28,28,.25);display:flex;justify-content:flex-end}
.vdu-studio__admin{margin-top:18px;padding:12px 14px;border-radius:14px;border:1px solid var(--stu-line);background:var(--stu-soft)}
.vdu-studio__admin summary{cursor:pointer;font-weight:700;font-size:13px}
.vdu-studio__admin form{margin-top:10px}
.vdu-switch{position:relative;padding-left:42px;min-height:22px}
.vdu-switch input{position:absolute;opacity:0;width:1px;height:1px}
.vdu-switch span{position:relative;display:inline-block;line-height:22px}
.vdu-switch span::before{content:"";position:absolute;left:-42px;top:1px;width:36px;height:20px;border-radius:999px;background:#d1d5db;transition:background .15s}
.vdu-switch span::after{content:"";position:absolute;left:-40px;top:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.2);transition:transform .15s}
.vdu-switch input:checked+span::before{background:var(--stu-accent)}
.vdu-switch input:checked+span::after{transform:translateX(16px)}
html[data-night] .vdu-switch span::before{background:#374151}