:root{--bg:#0d0b12;--panel:#17141f;--panel2:#211c2c;--line:#2f2840;--text:#f1edf6;--muted:#a59db5;--accent:#f0a8c8;--accent2:#ffd3e6;--ok:#8fd6b0;--bad:#f39a9a;
  --N:#9b98a3;--SR:#b48ef0;--UR:#ff6f91;--safe-b:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:15px/1.55 -apple-system,"PingFang SC","Hiragino Sans","Noto Sans SC",sans-serif;overflow:hidden}
button{font:inherit;color:inherit;cursor:pointer}
[hidden]{display:none!important}
.muted{color:var(--muted)}
.screen{display:none;height:100dvh}
.screen.on{display:flex}
.btn{border:1px solid var(--line);background:var(--panel2);border-radius:999px;padding:10px 20px}
.btn.primary{background:linear-gradient(135deg,#f6b4d0,#e58bb4);border:0;color:#2a1020;font-weight:700}
.btn.big{padding:15px 42px;font-size:17px;box-shadow:0 8px 30px rgba(240,140,190,.35)}
.btn.small{padding:4px 12px;font-size:13px}
.err{color:var(--bad);min-height:1.4em;font-size:14px;margin-top:6px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:14px}

/* S1 enter */
#s-enter{align-items:center;justify-content:center;background:radial-gradient(120% 80% at 50% 0%,#3a2240 0%,var(--bg) 60%)}
.enter{width:min(380px,100% - 32px);text-align:center}
.brand{letter-spacing:.4em;font-weight:800;color:var(--accent);margin-bottom:8px}
.enter h1{font-size:24px;margin:0 0 6px}
.enter form{display:flex;flex-direction:column;gap:12px;margin-top:22px}
.enter input{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:13px 16px;color:var(--text);font-size:16px;text-align:center}
.fine{font-size:12px;color:var(--muted);margin-top:26px}

/* stage */
#s-main{position:relative}
.stage{position:relative;flex:1;overflow:hidden;background:#000}
.stage .art,.videos>div{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.videos>div{opacity:0;transition:opacity .6s ease}
.videos>div.on{opacity:1}
.videos video{object-fit:cover!important}
.shade{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(0,0,0,.45) 0%,rgba(0,0,0,0) 18%,rgba(0,0,0,0) 52%,rgba(0,0,0,.78) 100%)}
.top{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:calc(env(safe-area-inset-top,0px) + 12px) 14px 0;z-index:3}
.cardname{display:flex;align-items:center;gap:8px;font-weight:600;text-shadow:0 1px 6px rgba(0,0,0,.6)}
.tier{display:inline-block;font-size:12px;font-weight:800;padding:1px 8px;border-radius:6px;color:#16101c;background:var(--N)}
.tier.SR{background:var(--SR)}.tier.UR{background:linear-gradient(135deg,#ffd36e,#ff6f91)}
.top-r{display:flex;gap:6px;align-items:center}
.chip{background:rgba(20,14,26,.55);border:1px solid rgba(255,255,255,.18);border-radius:999px;width:34px;height:34px;backdrop-filter:blur(6px)}
.live-dot{font-size:12px;font-weight:700;background:rgba(220,40,80,.85);padding:3px 10px;border-radius:999px}
.status{position:absolute;left:50%;top:42%;transform:translate(-50%,-50%);background:rgba(15,10,20,.6);backdrop-filter:blur(8px);padding:10px 18px;border-radius:999px;font-size:14px;z-index:4;white-space:nowrap}
.room-ui{position:absolute;left:0;right:0;bottom:calc(200px + var(--safe-b));display:flex;flex-direction:column;align-items:center;gap:14px;padding:0 20px;z-index:3;text-align:center}
.scene{margin:0;font-size:14px;color:#efe6f3;text-shadow:0 1px 8px rgba(0,0,0,.8);max-width:420px}
.live-ui{position:absolute;left:0;right:0;bottom:0;padding:0 14px calc(18px + var(--safe-b));z-index:3}
.subs{text-align:center;min-height:96px;display:flex;flex-direction:column;justify-content:flex-end;gap:4px;margin-bottom:12px}
.subs p{margin:0;text-shadow:0 1px 8px rgba(0,0,0,.9)}
.subs .you{font-size:13px;color:var(--accent2);opacity:.85}
.subs .her{font-size:19px;font-weight:600;line-height:1.45}
.subs .her-alt{font-size:13px;color:#ddd3e6}
.controls{display:flex;align-items:center;justify-content:center;gap:22px}
.round{width:50px;height:50px;border-radius:50%;background:rgba(30,22,40,.6);border:1px solid rgba(255,255,255,.18);font-size:18px;backdrop-filter:blur(6px)}
.round.end{background:rgba(200,40,70,.75)}
.mic{width:84px;height:84px;border-radius:50%;border:0;background:linear-gradient(135deg,#f6b4d0,#e58bb4);color:#2a1020;font-weight:700;font-size:13px;box-shadow:0 6px 26px rgba(240,140,190,.45)}
.mic.listening{animation:pulse 1.2s infinite;background:linear-gradient(135deg,#ff8fb8,#ff5d93);color:#fff}
.mic.busy{opacity:.7}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,110,160,.6)}100%{box-shadow:0 0 0 22px rgba(255,110,160,0)}}
.typebar{display:flex;gap:8px;margin-top:12px}
.typebar input{flex:1;background:rgba(20,14,26,.75);border:1px solid var(--line);border-radius:999px;padding:10px 16px;color:var(--text);font-size:16px}
.offer{margin:0 auto 12px;max-width:360px;background:rgba(25,16,32,.85);border:1px solid var(--accent);border-radius:16px;padding:10px 14px;display:flex;gap:10px;align-items:center;backdrop-filter:blur(8px)}
.offer img{width:44px;height:64px;object-fit:cover;border-radius:6px}
.offer div{flex:1;font-size:13px}
.unmute{position:absolute;left:50%;top:30%;transform:translateX(-50%);z-index:6;background:var(--accent);color:#2a1020;border:0;border-radius:999px;padding:10px 18px;font-weight:700}

/* cards strip (phone: over the stage, bottom) */
.side{position:absolute;left:0;right:0;bottom:0;z-index:4;padding:0 14px calc(14px + var(--safe-b));pointer-events:none}
.side>*{pointer-events:auto}
.strip-head{display:flex;align-items:center;gap:10px;margin-bottom:8px;font-size:14px;text-shadow:0 1px 6px rgba(0,0,0,.8)}
.strip-head b:first-child{margin-right:auto}
.strip{display:flex;gap:10px}
.card{position:relative;width:72px;flex:none;border-radius:10px;overflow:hidden;border:2px solid transparent;background:var(--panel);padding:0}
.card img{display:block;width:100%;aspect-ratio:9/16;object-fit:cover}
.card.on{border-color:var(--accent)}
.card .t{position:absolute;left:4px;top:4px}
.card.locked img{filter:blur(6px) brightness(.35)}
.card.locked::after{content:"未获得";position:absolute;inset:0;display:grid;place-items:center;font-size:12px;color:#ddd}
.log{display:none}
body.mode-live .side{display:none}
body.mode-live .strip-mini{display:flex}

/* sheets */
.sheet{position:fixed;inset:0;z-index:20;background:rgba(6,4,10,.6);display:flex;align-items:flex-end;justify-content:center;backdrop-filter:blur(3px)}
.sheet-body{width:min(520px,100%);background:var(--panel);border:1px solid var(--line);border-radius:22px 22px 0 0;padding:22px 20px calc(22px + var(--safe-b));max-height:88dvh;overflow:auto}
.sheet-body.wide{width:min(720px,100%)}
.sheet h2{margin:0 0 6px;font-size:19px}
.quote{font-size:15px;color:var(--accent2)}
.pool{display:flex;gap:12px;margin-top:12px}
.pool .p{flex:1;background:var(--panel2);border-radius:12px;padding:8px;text-align:center;font-size:13px}
.pool .p img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:8px;display:block;margin-bottom:6px}
.pool .p.got img{opacity:.45}
.seg{display:flex;background:var(--panel2);border-radius:999px;padding:3px}
.seg button{border:0;background:none;padding:5px 14px;border-radius:999px;color:var(--muted)}
.seg button.on{background:var(--accent);color:#2a1020;font-weight:700}
.stats table{width:100%;border-collapse:collapse;font-size:13px;margin-top:12px}
.stats td,.stats th{border-bottom:1px solid var(--line);padding:6px 4px;text-align:right}
.stats td:first-child,.stats th:first-child{text-align:left}
.stats .good{color:var(--ok)}.stats .badv{color:var(--bad)}

/* reveal */
.reveal{position:fixed;inset:0;z-index:30;background:radial-gradient(circle at 50% 45%,#2a1638,#07050b 70%);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;perspective:1200px;padding:20px}
.burst{position:absolute;inset:0;opacity:0;transition:opacity 1s}
.reveal.SR .burst{opacity:1;background:radial-gradient(circle at 50% 42%,rgba(180,142,240,.55),transparent 55%)}
.reveal.UR .burst{opacity:1;background:conic-gradient(from 0deg at 50% 42%,rgba(255,111,145,.0),rgba(255,211,110,.45),rgba(255,111,145,.5),rgba(180,142,240,.4),rgba(255,111,145,.0));animation:spin 6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.flip{position:relative;width:min(62vw,300px);aspect-ratio:9/16;transform-style:preserve-3d;transition:transform 1.1s cubic-bezier(.2,.8,.2,1)}
.flip.open{transform:rotateY(180deg)}
.face{position:absolute;inset:0;border-radius:16px;backface-visibility:hidden;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.face.back{background:linear-gradient(135deg,#3b2350,#1b1226);display:grid;place-items:center;border:2px solid rgba(240,168,200,.5)}
.face.back span{letter-spacing:.4em;font-weight:800;color:var(--accent)}
.face.front{transform:rotateY(180deg)}
.face.front img{width:100%;height:100%;object-fit:cover}
.reveal.UR .face.front{box-shadow:0 0 0 3px #ffd36e,0 0 60px rgba(255,111,145,.7)}
.reveal.SR .face.front{box-shadow:0 0 0 3px var(--SR),0 0 50px rgba(180,142,240,.6)}
.reveal-text{position:relative;text-align:center}
.reveal-text h2{margin:6px 0}
.tier.big{font-size:20px;padding:2px 14px}

/* desktop (S9–S16): her portrait on the left, the conversation and cards on the right */
@media (min-width:900px){
  #s-main{display:none;justify-content:center;gap:24px;padding:24px;background:radial-gradient(100% 70% at 30% 0%,#2a1832 0%,var(--bg) 60%)}
  #s-main.on{display:flex}
  .stage{flex:none;height:calc(100dvh - 48px);aspect-ratio:9/16;border-radius:22px;border:1px solid var(--line)}
  .side{position:static;width:400px;padding:0;display:flex!important;flex-direction:column;pointer-events:auto}
  .strip-head{text-shadow:none}
  .card{width:96px}
  .log{display:block;flex:1;margin-top:18px;overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:14px}
  .log .m{margin:0 0 10px}
  .log .m.u{color:var(--accent2)}
  .log .m .alt{display:block;color:var(--muted);font-size:13px}
  .room-ui{bottom:40px}
  .sheet{align-items:center}
  .sheet-body{border-radius:22px}
}
.strip-mini{display:none;position:absolute;right:10px;top:calc(env(safe-area-inset-top,0px) + 60px);flex-direction:column;gap:8px;z-index:4}
.strip-mini .card{width:40px;border-radius:8px;border-width:2px}
.strip-mini .card .t{display:none}
@media (min-width:900px){body.mode-live .strip-mini{display:none}}
.strip-mini .card.locked::after{content:"🔒";font-size:14px}
.idle{opacity:0;transition:opacity .8s}
.idle.on{opacity:1}
.face.front video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s}
.face.front video.on{opacity:1}
.reveal-hint{position:relative;margin:0;color:var(--accent2);font-size:14px;animation:breath 1.6s ease-in-out infinite}
@keyframes breath{50%{opacity:.45}}