:root{--red:#931d2c;--deep:#651a27;--paper:#ffefcf;--gold:#f3c16c;--muted:#e5b5a6;--line:#ffffff26;--ink:#6b2530;--display:"Songti SC","STSong",serif;--body:"PingFang SC","Microsoft YaHei",sans-serif;--digits:"Avenir Next",Arial,sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--body);color:var(--paper);background:var(--red);background-image:radial-gradient(ellipse at 35% 50%,#b42c37 0%,transparent 65%);min-height:100dvh}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #fff;outline-offset:4px}[hidden]{display:none!important}.stage{max-width:1920px;margin:auto;padding:30px 4vw 18px;min-height:100dvh;display:flex;flex-direction:column}.stage-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:22px}.brand{display:flex;gap:12px;align-items:center;font-weight:600;letter-spacing:2px}.brand small{display:block;font-family:var(--digits);font-size:10px;letter-spacing:3px;margin-top:5px;color:var(--gold)}.brand-mark{width:43px;height:43px;display:grid;place-items:center;border:1px solid var(--gold);border-radius:50%;font-family:var(--display);color:var(--gold);font-size:30px}.stage-tools{display:flex;align-items:center;gap:22px}.connection{font-size:12px;color:#ffc7b7}.connection:before{content:'';display:inline-block;background:#f08e6c;border-radius:50%;width:6px;height:6px;margin-right:7px}.connection.online:before{background:#b7d6a0}.quiet{border:0;background:none;color:var(--paper);font-size:13px;padding:9px 0}.stage-body{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:5vw;flex:1;padding:38px 0 25px;min-height:510px}.main-stage{min-width:0;text-align:center}.eyebrow{color:var(--gold);font-size:13px;letter-spacing:4px;margin:0 0 13px}h1{font:700 clamp(32px,4.5vw,78px)/1.2 var(--display);margin:0;letter-spacing:2px}.stage-subtitle{color:var(--muted);margin:17px 0 28px;font-size:15px;letter-spacing:2px}.scoreboard{border-left:1px solid var(--line);padding-left:30px;display:flex;flex-direction:column;min-height:400px}.board-heading{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:18px}.board-heading h2{font-size:18px;font-weight:500;margin:0}.board-heading>span{font-size:12px;color:var(--muted)}#board-list{max-height:430px;overflow:auto;scrollbar-width:thin;scrollbar-color:var(--gold) transparent;flex:1}.ranking-row{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid #ffffff12;font-size:15px}.rank{color:var(--muted);font:18px var(--digits);min-width:24px}.rank-name{flex:1;overflow-wrap:anywhere}.rank-name small{display:block;color:var(--muted);font-size:10px;margin-top:2px}.ranking-row strong{font:600 23px var(--digits);white-space:nowrap}.ranking-row strong small{font:11px var(--body);color:var(--muted)}.ranking-row.winner{color:var(--gold)}.award{font-size:10px;border:1px solid #eec47270;padding:3px 5px}.ready-dot{display:block;width:7px;height:7px;background:#bad49e;border-radius:50%}.board-foot{font-size:11px;color:var(--muted);margin:18px 0 0}.empty-board{text-align:center;padding:70px 0;color:var(--muted)}.empty-board>span{font-size:45px;color:var(--gold)}.empty-board p{font-size:14px}.empty-board small{font-size:11px}.lobby-art{display:flex;align-items:center;justify-content:center;gap:38px;margin:36px 0 25px;min-height:225px}.banknote{background:var(--paper);color:var(--ink);border-radius:9px;width:320px;height:162px;padding:14px 18px;position:relative;border:6px double #d79f6e;box-shadow:0 14px 25px #3d061b22;overflow:hidden;user-select:none}.banknote:before{content:'';position:absolute;inset:15px;border:1px solid #bc80644a;border-radius:50%;transform:scaleX(.6);background:repeating-radial-gradient(ellipse at center,transparent 0 6px,#ba826114 7px 8px)}.note-top,.note-bottom{display:flex;justify-content:space-between;font-size:10px;letter-spacing:2px;position:relative}.note-top span:last-child{font-family:var(--digits);font-size:17px;font-weight:700}.note-center{position:relative;display:flex;align-items:center;gap:9px;height:84px}.note-center strong{font:800 76px/.9 var(--digits);letter-spacing:-4px}.currency{font:26px var(--display)}.seal{margin-left:auto;border:2px solid #aa5844;border-radius:50%;width:59px;height:59px;display:grid;place-items:center;font:36px var(--display);transform:rotate(-12deg)}.note-bottom{font-size:8px;letter-spacing:1px}.money-stack{position:relative;width:340px;height:220px;display:grid;place-items:center}.back-note{position:absolute;transform:translate(-9px,-12px) rotate(-14deg);opacity:.65}.front-note{transform:rotate(-5deg)}.lucky-stamp{position:absolute;right:0;bottom:4px;width:64px;height:64px;display:grid;place-content:center;border-radius:50%;background:var(--gold);color:var(--red);border:4px double var(--red);font:18px/1.2 var(--display);transform:rotate(12deg)}.qr-block{display:flex;align-items:center;flex-direction:column;gap:9px}.qr-block img{width:180px;height:180px;border-radius:6px;background:white;border:6px solid white}.qr-block strong{font-size:14px;font-weight:500}.qr-block span{font-size:11px;color:var(--muted)}.lobby-instructions{display:flex;align-items:center;justify-content:center;gap:22px;margin-top:34px;font-size:13px}.lobby-instructions b{color:var(--gold);font:12px var(--digits);margin-right:7px}.lobby-instructions i{font-style:normal;color:var(--muted)}.join-url{font:11px var(--digits);color:var(--muted);margin-top:22px;word-break:break-all}.host-controls{border-top:1px solid var(--line);padding:20px 0 4px;display:flex;flex-wrap:wrap;align-items:end;gap:16px 26px}.host-controls form{display:flex;gap:14px;align-items:end}.host-controls label{font-size:11px;color:var(--muted);display:flex;flex-direction:column;gap:6px}input,select{border:1px solid #f2cb9c55;border-radius:6px;background:#61182566;color:var(--paper);padding:10px 12px;outline:none}select option{background:var(--deep)}#title-input{width:200px}#winners-input{width:90px}input::placeholder{color:#dba494}button.primary{background:var(--gold);color:var(--deep);border:0;border-radius:6px;padding:12px 23px;font-weight:650}.primary span{margin-left:16px}.secondary{background:transparent;color:var(--paper);border:1px solid #f2cb9c55;border-radius:6px;padding:10px 14px}.host-actions{display:flex;gap:18px;align-items:center;margin-left:auto}.host-hint{width:100%;font-size:11px;color:var(--muted);margin:0}.stage-footer{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;padding-top:20px;letter-spacing:1px}.race-clock{margin-top:20px}.race-clock>span{font-size:13px;color:var(--gold);letter-spacing:4px}.race-clock>strong{display:block;font:700 clamp(100px,13vw,190px)/1.15 var(--digits);letter-spacing:-8px}.race-clock>strong small{font:18px var(--body);letter-spacing:0;margin-left:12px}.race-clock p{color:var(--muted);font-size:14px;letter-spacing:2px}.race-progress{height:5px;background:#ffffff1a;border-radius:5px;max-width:430px;margin:12px auto 23px;overflow:hidden}.race-progress i,.time-track i{display:block;height:100%;width:100%;background:var(--gold);transition:width .1s linear}.race-total{font-size:13px;margin-top:25px;color:var(--muted)}.race-total b{font:500 25px var(--digits);color:var(--paper);padding:0 8px}.countdown-overlay{position:fixed;inset:0;background:#651a27ee;display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:10}.countdown-overlay p{letter-spacing:6px;color:var(--gold)}.countdown-overlay strong{font:700 230px var(--digits)}.countdown-overlay span{letter-spacing:3px;color:var(--muted)}.podium{display:flex;gap:12px;align-items:end;justify-content:center;min-height:285px;padding-top:15px}.podium-place{flex:1;max-width:225px;min-width:0}.medal{font:40px var(--display);color:var(--gold)}.podium-place h3{font-size:20px;margin:12px 0;overflow-wrap:anywhere}.podium-place>strong{font:600 30px var(--digits)}.podium-place>strong small{font:12px var(--body);color:var(--muted)}.podium-block{margin-top:15px;background:#ffffff0b;border-top:2px solid #d5aa7f;min-height:100px;padding:20px 8px}.podium-block span{display:block;color:var(--gold);font-size:13px}.podium-block b{display:block;margin-top:12px;font:18px var(--digits)}.place-1 .podium-block{min-height:150px;background:linear-gradient(#efc16b44,#efc16b08);border-color:var(--gold)}.place-1 .medal{font-size:58px}.place-3 .podium-block{min-height:78px}.more-winners{font-size:12px;color:var(--muted);margin-top:22px}.no-winners{padding:65px 0;font-size:26px;line-height:2}.no-winners small{font-size:14px;color:var(--muted)}#toast{position:fixed;bottom:30px;left:50%;transform:translate(-50%,20px);padding:13px 20px;background:var(--paper);color:var(--deep);box-shadow:0 6px 30px #0003;border-radius:8px;opacity:0;pointer-events:none;transition:.2s;max-width:90%;width:max-content;font-size:14px;z-index:50}#toast.show{opacity:1;transform:translate(-50%,0)}
/* Phone: a single banknote stack is the whole control surface. */
.mobile{overscroll-behavior:none}.phone{max-width:480px;margin:auto;min-height:100dvh;padding:24px 25px max(18px,env(safe-area-inset-bottom));display:flex;flex-direction:column}.phone-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:22px;border-bottom:1px solid var(--line)}.phone-head a{font-size:15px;font-weight:600}.phone-head a span{font-size:9px;display:block;color:var(--gold);margin-top:4px;letter-spacing:3px}.phone .connection{font-size:10px}.phone-intro{text-align:center;padding-top:30px}.phone-intro .eyebrow{font-size:10px;letter-spacing:3px}.phone-intro h1{font-size:50px;line-height:1.2;letter-spacing:3px}.phone-intro h1 span{color:var(--gold)}.intro-note{display:flex;justify-content:center;margin:28px 0}.intro-note .banknote{transform:rotate(-7deg);width:280px;height:145px;padding:10px 14px}.intro-note .note-center{height:75px}.intro-note .note-center strong{font-size:66px}.phone-intro>p:last-child{font-size:13px;line-height:1.8;color:var(--muted);margin:20px 0 24px}#join-form label{display:block;font-size:12px;margin-bottom:9px}#join-form input{display:block;width:100%;padding:14px;font-size:16px}#join-form button{display:block;width:100%;margin-top:13px;padding:15px}.small{font-size:11px;color:var(--muted);line-height:1.7;text-align:center}.phone-footer{font-size:9px;letter-spacing:1px;text-align:center;color:#e4b4a4aa;margin-top:auto;padding-top:24px}.player-banner{display:flex;justify-content:space-between;font-size:12px;padding:22px 0 0;color:var(--muted)}#player-rank{color:var(--gold)}.phone-score{text-align:center;margin-top:25px}.phone-score>span{font-size:11px;color:var(--muted);letter-spacing:2px}.phone-score h2{font:22px var(--digits);margin:10px 0 3px;color:var(--gold)}.phone-score h2 b{font-size:58px;font-weight:650;letter-spacing:-2px}.phone-score p{font-size:11px;color:var(--muted);margin:6px 0 22px}#player-message{text-align:center;font-size:13px;color:var(--gold);min-height:20px}#swipe-zone{position:relative;height:260px;margin:28px auto 0;touch-action:none;user-select:none;-webkit-user-select:none;display:flex;justify-content:center;align-items:flex-start;cursor:grab}#swipe-zone:active{cursor:grabbing}#swipe-zone .banknote{width:100%;max-width:330px;height:172px;position:absolute;top:20px;z-index:3;will-change:transform}#swipe-zone .note-center{height:88px}#swipe-zone .note-center strong{font-size:80px}.stack-layer{position:absolute;height:165px;max-width:330px;width:100%;border-radius:9px;background:#c99b72;top:26px;transform:rotate(-4deg)}.layer-two{transform:rotate(4deg);top:30px;background:#ddb487}.swipe-guide{position:absolute;bottom:2px;left:0;right:0;text-align:center;font-size:11px;color:var(--muted)}.swipe-guide span{display:block;font:32px var(--digits);margin-bottom:3px;color:var(--gold);animation:hint 1.5s ease-in-out infinite}.locked .swipe-guide span{animation:none}.locked .banknote{filter:saturate(.6);opacity:.7}.phone-bottom{text-align:center;margin:20px 0 0}#phone-time{font:600 18px var(--body);letter-spacing:2px}.time-track{height:4px;background:#ffffff1a;border-radius:6px;overflow:hidden;margin:14px 0}.phone-bottom p{font-size:10px;color:var(--muted)}.flying-note{animation:fly .5s ease-out forwards;pointer-events:none;z-index:4!important}#player-results{text-align:center;padding:20px 0}#player-results h2{font:600 35px var(--display);margin:12px 0}#player-results p{font-size:12px;color:var(--muted)}.result-seal{border:3px double var(--gold);color:var(--gold);width:85px;height:85px;border-radius:50%;display:grid;place-items:center;font:26px var(--display);margin:0 auto;transform:rotate(-10deg)}.result-seal.won{background:var(--gold);color:var(--deep);border-color:var(--deep)}@keyframes fly{to{transform:translate(20px,-240px) rotate(12deg);opacity:0}}@keyframes hint{50%{transform:translateY(-6px)}}@media(min-width:1600px){.stage-body{padding-top:55px;grid-template-columns:minmax(0,1fr) 400px}.lobby-art{margin:55px 0;gap:80px}.money-stack{transform:scale(1.3)}.qr-block img{width:220px;height:220px}#board-list{max-height:580px}.ranking-row{font-size:20px;padding:20px 0}.podium{margin-top:40px}}@media(max-width:1100px){.stage-body{grid-template-columns:minmax(0,1fr) 270px;gap:25px}.scoreboard{padding-left:20px}.money-stack{width:260px;transform:scale(.82)}.lobby-art{gap:0}.qr-block img{width:150px;height:150px}.host-actions{margin-left:0}.stage-tools{gap:12px}}@media(max-width:760px){.stage{padding:20px}.stage-body{display:block;padding-top:25px}.main-stage h1{font-size:36px}.lobby-art{gap:20px;flex-wrap:wrap}.scoreboard{border-left:0;border-top:1px solid var(--line);padding:25px 0 0;margin-top:30px;min-height:220px}#board-list{max-height:320px}.host-controls form{flex-wrap:wrap}#title-input{width:180px}.stage-tools{gap:10px}.stage-tools .connection{display:none}.stage-tools a{font-size:10px}.stage-footer{gap:15px;font-size:9px}.stage-footer span:nth-child(2){display:none}.lobby-instructions{gap:10px;font-size:11px}.host-controls{padding-top:20px}.stage-subtitle{font-size:12px}.host-actions{flex-wrap:wrap}.podium-place h3{font-size:16px}.podium-block b{font-size:14px}}@media(max-width:360px){.phone{padding:18px}.phone-intro h1{font-size:43px}#swipe-zone .note-center strong{font-size:70px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}.flying-note{display:none}}

/* Photographic paper currency: full-bleed texture, thin edges, layered sheets. */
.banknote{padding:0;border:0;border-radius:3px;height:auto;aspect-ratio:2.06;background:#efd2c8;box-shadow:0 1px 0 #ffeddc,0 3px 0 #c79589,0 5px 0 #efd3c7,0 7px 0 #b47e75,0 18px 28px #35041455;isolation:isolate}
.banknote:before{display:none}
.note-texture{display:block;width:100%;height:100%;object-fit:fill;pointer-events:none;user-select:none;-webkit-user-drag:none}
.banknote:after{content:'';position:absolute;inset:0;pointer-events:none;background:linear-gradient(100deg,#fff2,transparent 30%,#4f152008 60%,#fff1);border:1px solid #ad756033;border-radius:3px}
.back-note{opacity:1;filter:brightness(.86);transform:translate(-7px,-13px) rotate(-11deg)}
.front-note{transform:rotate(-4deg)}
.intro-note .banknote{padding:0;height:auto;aspect-ratio:2.06}
#swipe-zone .banknote{height:auto;aspect-ratio:2.06;border-radius:3px}
.stack-layer{height:auto;aspect-ratio:2.06;border-radius:3px;background:#e1b5aa url('assets/event-note.svg') center/100% 100%;box-shadow:0 2px 0 #e6b9ac,0 4px 0 #b38275;filter:brightness(.88)}
.layer-two{background:#e1b5aa url('assets/event-note.svg') center/100% 100%;transform:rotate(3deg);top:34px;filter:brightness(.8)}
.layer-one{transform:rotate(-3deg);top:27px}
.locked .banknote{filter:none;opacity:1}
.brand small{letter-spacing:2px;font-size:11px}
.phone-head a span{letter-spacing:2px}

/* Keep the entry QR clear of the tilted notes on compact host screens. */
@media (min-width:761px) and (max-width:1100px){.lobby-art{gap:40px;flex-wrap:wrap}.qr-block{position:relative;z-index:2}}

.host-controls form{flex-wrap:wrap}#prize-input{max-width:290px}#prize-detail{color:var(--gold);line-height:1.8}

/* Gift artwork replaces the former game banknote. */
.gift-art{width:210px;height:220px;position:relative;margin:auto;flex-shrink:0}.gift-bow{position:absolute;top:0;left:70px;font-size:70px;color:var(--gold)}.gift-lid{position:absolute;top:72px;left:5px;width:200px;height:36px;background:#f3c16c;border-radius:6px;box-shadow:0 5px 12px #651a2744;z-index:2}.gift-box{position:absolute;top:105px;left:18px;width:174px;height:110px;background:#ffdf9b;border-radius:0 0 12px 12px;color:var(--deep);display:grid;place-items:center;font:32px var(--display)}.gift-box i{position:absolute;width:30px;height:100%;background:#b73343;left:72px}.gift-box span{position:relative;background:var(--paper);padding:8px;border-radius:50%;font-size:24px}.money-stack{display:flex;align-items:center;justify-content:center;height:240px}.money-stack .back-note{display:none}.money-stack .front-note{transform:rotate(-7deg)}.intro-note{margin:8px 0}.main-stage h1{font-size:clamp(30px,4vw,64px)}#shake-zone{text-align:center;margin:18px auto}#shake-zone .gift-art{transform-origin:bottom center}#shake-zone p{font-size:13px;color:var(--gold)}#motion-enable{width:100%;padding:14px}.locked .gift-art{opacity:.8}.phone-intro h1{font-size:44px}.phone-score h2 b{font-size:64px}#motion-status{min-height:32px}

#join-form label[for="phone"]{margin-top:16px}

.prize-photos{display:flex;gap:12px;align-items:stretch;justify-content:center;width:100%}.prize-photos figure{margin:0;flex:1;min-width:0;max-width:420px}.prize-photos img{display:block;width:100%;height:230px;object-fit:contain;background:#fff;border-radius:8px}.prize-photos figcaption{font-size:12px;line-height:1.5;margin-top:8px;color:var(--gold);text-align:center}.stage-prize-photos{width:min(560px,60%)}.stage-prize-photos .prize-photos{flex-wrap:wrap}.stage-prize-photos figure{flex:1 1 130px}.stage-prize-photos img{height:230px}.prize-missing{padding:50px 16px;font-size:24px;line-height:1.8;text-align:center;color:var(--gold)}.prize-missing small{display:block;font-size:13px;color:var(--muted)}#join-prize-photos{margin:15px 0}#join-prize-photos .prize-photos,#player-prize-photos .prize-photos{gap:8px}#join-prize-photos img,#player-prize-photos img{height:150px}.phone .prize-photos figcaption{font-size:10px}.phone .prize-photos figure:only-child img{height:220px}#shake-zone{width:100%}@media(max-width:760px){.stage-prize-photos{width:100%}.stage-prize-photos img{height:180px}}

/* Processed prize images keep their full 3:2 canvas without white padding. */
.prize-photos img[src*="/processed-v1/"]{height:auto!important;aspect-ratio:3/2;object-fit:contain;background:transparent}.stage-prize-photos figure:has(img[src*="/processed-v1/"]){max-width:560px}

/* Shake interaction: the real prize is the responsive centerpiece. */
.mobile .phone{padding:18px 22px max(16px,env(safe-area-inset-bottom))}
.mobile .phone-head{padding-bottom:15px}.mobile .phone-head a{font-size:13px}
.mobile .player-banner{padding-top:15px;align-items:center}.mobile #player-rank{border:1px solid #f3c16c66;border-radius:30px;padding:5px 12px;font-weight:600}
.mobile .phone-score{margin-top:12px;display:flex;justify-content:center;align-items:baseline;gap:12px}.mobile .phone-score h2{margin:0}.mobile .phone-score h2 b{display:inline-block;font-size:54px;line-height:1.15}.mobile .phone-score p{display:none}.mobile .phone-score>span{font-size:12px;letter-spacing:1px}
.mobile #phone-prize{margin:9px 0;font-size:11px;line-height:1.6}.mobile #player-message{font-size:12px;margin:8px 0}
.mobile #shake-zone{position:relative;isolation:isolate;margin:14px auto 8px;padding:22px 8px 0;min-height:220px}
.shake-halo{position:absolute;z-index:-1;left:8%;top:4%;width:84%;height:78%;border:2px solid var(--gold);border-radius:50%;box-shadow:0 0 30px #f3c16c44,inset 0 0 30px #f3c16c22;opacity:0;pointer-events:none}
.mobile #player-prize-photos{transform-origin:50% 65%;will-change:transform}
.mobile #player-prize-photos .prize-photos{gap:6px;align-items:center}
.mobile #player-prize-photos img,.mobile #player-prize-photos img[src*="/processed-v1/"]{height:180px!important;aspect-ratio:auto;object-fit:contain;border-radius:12px}
.mobile #player-prize-photos figure:only-child{max-width:320px}.mobile #player-prize-photos figure:not(:only-child) img{height:145px!important}
.mobile #player-prize-photos figcaption{margin-top:8px;font-size:10px}.mobile #shake-caption{margin:12px 0 4px;font-size:12px;letter-spacing:1px}
#shake-feedback{position:absolute;inset:0;pointer-events:none;overflow:visible}.shake-point{position:absolute;top:45%;color:var(--paper);text-shadow:0 2px 10px #651a27;font:700 34px var(--digits);white-space:nowrap;pointer-events:none}
.mobile #motion-status{min-height:18px;margin:6px 0;font-size:10px}.mobile .phone-bottom{margin:14px 0 0;padding:14px 0 0;border-top:1px solid var(--line)}.mobile #phone-time{font:650 22px var(--digits);letter-spacing:1px}.mobile .time-track{height:6px;margin:10px 0;border-radius:8px}.mobile .phone-bottom p{margin:8px 0}.mobile .phone-footer{padding-top:18px;font-size:9px}.final-seconds #phone-time{color:var(--gold)}.final-seconds .time-track i{background:var(--paper)}
@media(max-height:740px){.mobile .phone{padding-top:12px}.mobile #shake-zone{padding-top:12px;min-height:170px;margin-top:8px}.mobile #player-prize-photos img,.mobile #player-prize-photos img[src*="/processed-v1/"]{height:140px!important}.mobile #player-prize-photos figure:not(:only-child) img{height:110px!important}.mobile .phone-score h2 b{font-size:46px}.mobile .phone-footer{padding-top:10px}}
@media(prefers-reduced-motion:reduce){.mobile #player-prize-photos{will-change:auto}.shake-point{font-size:22px}}