:root{color-scheme:light;font-family:"Segoe UI","Microsoft YaHei",sans-serif;color:#21485c;background:#d8effb;font-synthesis:none;--blue:#247dad;--muted:#59798b;--line:#98bdce55}*{box-sizing:border-box}body{margin:0;overflow:hidden}button,a{-webkit-tap-highlight-color:transparent;touch-action:manipulation}button{font:inherit;cursor:pointer;border:0;transition:background .2s,transform .2s}button:active{transform:scale(.97)}button:disabled{opacity:.5;cursor:wait}button:focus-visible,a:focus-visible{outline:3px solid #258cc1;outline-offset:4px}[hidden]{display:none!important}.arena{position:relative;width:100%;height:100svh;min-height:540px;overflow:hidden;isolation:isolate;background:#c6e8f8;touch-action:none}#world,#court{position:absolute;inset:0;width:100%;height:100%;display:block}#world{z-index:0}#court{z-index:1}.vignette{position:absolute;inset:0;pointer-events:none;z-index:2;background:linear-gradient(90deg,#e2f4ffc9,transparent 60%),linear-gradient(0deg,#e5f5ff90,transparent 30%)}.topbar{position:absolute;top:0;left:0;right:0;padding:28px 40px;display:flex;align-items:center;justify-content:space-between;z-index:15;pointer-events:none}.topbar a,.topbar button{pointer-events:auto}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#285065;font-weight:650;font-size:20px;letter-spacing:3px}.brand svg{width:32px;height:32px;fill:none;stroke:#338ab7;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.brand-divider{height:18px;width:1px;background:#427a9744;margin:0 7px}.brand-place{font-size:13px;font-weight:400;letter-spacing:2px;color:#597e91}.header-actions{display:flex;gap:12px;align-items:center}.quiet-btn,.icon-btn{background:#f3fbffc9;border:1px solid #ffffffbb;color:#365f75;border-radius:24px;min-height:42px;padding:0 18px;backdrop-filter:blur(10px);font-size:13px}.icon-btn{position:relative;width:42px;padding:0;font-size:20px}.mute-slash{position:absolute;left:14px;top:8px;font-size:17px;color:#88a1af}.setup-panel{position:absolute;z-index:4;left:7.5%;bottom:15%;width:380px;max-width:86%}.location{font-size:13px;letter-spacing:2px;color:#5f8b9c;display:flex;align-items:center;gap:9px}.location i,.tracking-chip i{height:6px;width:6px;border-radius:50%;background:#469aad}.setup-panel h1{font-size:clamp(44px,5.4vw,76px);font-weight:500;line-height:1.2;letter-spacing:4px;margin:20px 0 16px;color:#244d60}.setup-panel p{font-size:18px;color:#52798c;margin:0 0 34px;letter-spacing:1px}.start-actions{display:flex;gap:12px;align-items:center}.primary,.secondary{min-height:52px;border-radius:15px;padding:0 24px;font-size:15px;display:flex;align-items:center;justify-content:center;gap:32px;white-space:nowrap}.primary{background:#2e83b1;color:#fff;box-shadow:0 8px 24px #4e9bb329;border:1px solid #3d8fb9}.primary:hover{background:#24769f}.primary span{font-size:23px;font-weight:300}.secondary{background:#ffffffb8;border:1px solid #ffffff;color:#315f75;backdrop-filter:blur(12px)}.secondary:hover,.quiet-btn:hover{background:#fff}.setup-panel .privacy,.privacy{font-size:12px;line-height:1.65;color:#628398;letter-spacing:0;margin:17px 0 0}.best-panel{position:absolute;z-index:4;bottom:36px;right:40px;display:flex;gap:18px;align-items:center;border-left:1px solid #47798d33;padding-left:18px;color:#467588}.best-panel svg{width:44px;height:59px;fill:none;stroke:#598d9c88;stroke-width:1.5}.best-panel span{font-size:12px}.best-panel strong{display:block;font-size:25px;font-weight:400;margin-top:4px}.hud{position:absolute;z-index:4;top:104px;left:50%;transform:translateX(-50%);width:330px;display:none;align-items:center;justify-content:space-between;color:#25536b;border:1px solid #fffffff0;border-radius:24px;background:#f2fbffbf;backdrop-filter:blur(12px);padding:16px 25px;pointer-events:none}.hud strong{font-size:27px;font-weight:500;font-variant-numeric:tabular-nums}.stat-label{font-size:11px;display:block;color:#648696;margin-bottom:4px}.combo-stat{text-align:right}.timer{position:absolute;left:50%;transform:translateX(-50%);width:66px;height:66px;text-align:center;display:flex;flex-direction:column;justify-content:center}.timer svg{position:absolute;inset:0;fill:none;stroke-width:2;transform:rotate(-90deg)}.timer strong{font-size:26px;line-height:1.1}.timer>span{font-size:10px;color:#668996}.timer-track{stroke:#bfd8e4}#timer-ring{stroke:#2e83b1;stroke-dasharray:182.212}.playing-panel{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);z-index:8;display:flex;gap:8px}.is-active .hud{display:flex}.is-active .vignette{background:linear-gradient(0deg,#e7f5ff55,transparent 18%,transparent 85%,#e6f3fd55)}.is-active .brand-place,.is-active .brand-divider,.is-active #explore,.is-active #best-panel{display:none}.phase-banner{position:absolute;z-index:5;top:210px;left:50%;transform:translateX(-50%);font-size:14px;padding:9px 20px;border-radius:24px;color:#367491;background:#f0fbffcf;border:1px solid white}.feedback{position:absolute;z-index:5;left:0;right:0;top:31%;pointer-events:none;text-align:center;opacity:0;color:#147494;font-size:30px;font-weight:600;text-shadow:0 2px 12px white}.feedback.show{opacity:1}.feedback.miss{color:#a36e52;font-size:22px}.feedback small{display:block;font-size:13px;margin-top:6px;font-weight:400}.center-message{position:absolute;z-index:6;left:0;right:0;top:33%;text-align:center;pointer-events:none}.center-message>span{font-size:17px;color:#244f68;background:#f1faffc9;padding:10px 22px;border-radius:24px}.center-message strong{display:block;font-size:112px;font-weight:400;line-height:1.4;color:#266d99;text-shadow:0 3px 30px #ffffff}.center-message p{font-size:14px;color:#345f75;padding:10px 16px;background:#f4fbffe0;border-radius:25px;display:inline-block;margin:0 15px;max-width:90%}.camera-preview{position:absolute;bottom:28px;left:28px;width:144px;height:108px;z-index:7;overflow:hidden;border:3px solid #ffffffe0;border-radius:16px;background:#d2e7ee;box-shadow:0 5px 24px #2854701a}.camera-preview video{width:100%;height:100%;object-fit:fill;transform:scaleX(-1)}#camera-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.tracking-chip{position:absolute;left:28px;bottom:147px;z-index:7;display:flex;align-items:center;gap:7px;background:#f0fbffda;border:1px solid white;border-radius:20px;padding:7px 12px;font-size:12px;color:#477b8d}.tracking-chip.lost{color:#936e4c}.tracking-chip.lost i{background:#bd9366}.pause-panel{position:absolute;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;background:#dceffa66;backdrop-filter:blur(10px);padding:24px}.dialog{background:#f5fcfff2;border:1px solid white;border-radius:26px;padding:36px;width:360px;text-align:center;box-shadow:0 20px 80px #527c9820}.pause-icon{font-size:36px;color:#3983a7}.dialog h2{font-size:24px;font-weight:500;margin:18px 0 14px}.dialog p{font-size:14px;line-height:1.8;color:#688698;margin-bottom:24px}.dialog .primary,.dialog .secondary{width:100%;margin-top:10px}.text-btn{padding:10px;background:transparent;font-size:13px;color:#628598;margin:12px auto 0;display:block}.result-panel{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:10;width:380px;max-width:90%;max-height:85svh;overflow:auto;padding:32px;background:#f1fbfff0;border:1px solid white;border-radius:28px;text-align:center;backdrop-filter:blur(20px);box-shadow:0 20px 90px #31618520}.result-mode{font-size:12px;color:#7192a2}.result-panel h2{font-size:25px;font-weight:500;margin:18px 0}.result-score strong{font-size:82px;line-height:1.1;color:#2e7da5;font-weight:400;letter-spacing:-3px}.result-score>span{font-size:14px;color:#7192a2;margin-left:9px}.result-grid{display:flex;justify-content:space-around;gap:12px;padding:22px 0;margin:15px 0 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.result-grid b{display:block;font-size:22px;font-weight:500}.result-grid span{font-size:11px;display:block;margin-top:8px;color:#6c8b9b}.result-panel .primary,.result-panel .secondary{width:100%;margin-top:10px}.result-panel .privacy{font-size:11px}#result-comment{font-size:13px;color:#618493}.is-result #best-panel{display:none}.is-result .vignette{background:#e1f1fa33}.progress-track{height:3px;background:#abcfe4;border-radius:3px;margin-bottom:10px}.progress-track i{display:block;height:100%;width:0;background:#3688b2;transition:width .2s}#load-status{font-size:12px;color:#437d99;margin-top:18px}.error{padding:12px 15px;border:1px solid #ddbba6;background:#fff5ecdd;border-radius:12px;color:#87654f;line-height:1.7;font-size:13px;margin-top:14px}.explore-controls{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:9;text-align:center}.explore-controls>span{font-size:12px;color:#436f85;background:#eef9ffba;border-radius:20px;padding:6px 12px}.dpad{display:grid;grid-template-columns:repeat(3,46px);grid-template-rows:repeat(2,44px);gap:5px;margin:15px auto 0;justify-content:center}.dpad button{border:1px solid white;background:#f2fbffd9;color:#4983a0;border-radius:13px;font-size:22px;user-select:none;touch-action:none}.dpad button:first-child{grid-column:2}.dpad button:nth-child(2){grid-column:1;grid-row:2}.is-exploring .setup-panel,.is-exploring .best-panel{display:none}.is-exploring .vignette{background:linear-gradient(0deg,#d8edfa44,transparent 30%)}.scene-status{position:absolute;right:25px;top:90px;z-index:5;color:#577b8f;font-size:12px;padding:8px 12px;background:#f1faffd9;border-radius:15px}
@media(max-width:700px){.arena{min-height:480px}.topbar{padding:18px 20px}.brand{font-size:18px;gap:8px;letter-spacing:2px}.brand svg{width:26px}.brand-place,.brand-divider{display:none}.header-actions{gap:8px}.quiet-btn{font-size:12px;padding:0 14px;min-height:38px}.icon-btn{width:38px;min-height:38px}.setup-panel{left:25px;bottom:calc(52px + env(safe-area-inset-bottom));width:340px;max-width:calc(100% - 50px)}.setup-panel h1{font-size:48px;letter-spacing:3px;margin:16px 0 12px}.setup-panel p{font-size:16px;margin-bottom:26px}.location{font-size:11px;letter-spacing:1px}.primary,.secondary{min-height:50px;padding:0 20px;font-size:14px;border-radius:14px}.start-actions .primary{flex:1;gap:20px}.start-actions .secondary{padding:0 20px}.setup-panel .privacy{font-size:11px;margin-top:15px}.vignette{background:linear-gradient(0deg,#e4f4fff5, #e4f4ff55 45%,transparent 75%)}.best-panel{right:22px;top:85px;bottom:auto;border:0;padding:0;background:#edf9ff99;border-radius:14px;padding:10px 13px;gap:9px}.best-panel svg{width:22px;height:32px}.best-panel span{font-size:10px}.best-panel strong{font-size:18px;margin:2px 0 0}.hud{top:85px;width:270px;padding:13px 23px;border-radius:22px}.hud strong{font-size:24px}.stat-label{font-size:10px}.phase-banner{top:184px;font-size:12px}.camera-preview{left:15px;bottom:calc(18px + env(safe-area-inset-bottom));width:96px;height:88px;border-width:2px;border-radius:13px}.tracking-chip{left:15px;bottom:calc(114px + env(safe-area-inset-bottom));font-size:10px;padding:6px 9px}.playing-panel{left:auto;right:16px;bottom:calc(25px + env(safe-area-inset-bottom));transform:none;gap:6px}.playing-panel .quiet-btn{padding:0 12px}.center-message{top:34%}.center-message>span{font-size:14px}.center-message strong{font-size:90px}.center-message p{font-size:12px}.feedback{top:30%;font-size:25px}.result-panel{padding:26px;max-height:82svh}.result-score strong{font-size:70px}.result-panel h2{font-size:23px}.result-grid{padding:17px 0;margin-bottom:15px}.dialog{padding:27px}.explore-controls{bottom:24px}.scene-status{top:74px;right:20px;font-size:10px;max-width:70%}}
@media(max-height:590px) and (min-width:701px){.setup-panel{bottom:10%;left:6%}.setup-panel h1{font-size:45px;margin:12px 0}.setup-panel p{margin-bottom:20px}.topbar{padding:18px 30px}.hud{top:75px}.result-panel{padding:20px;max-height:92svh}.result-score strong{font-size:54px}.result-grid{padding:12px 0;margin:10px 0}.result-panel h2{font-size:20px;margin:9px 0}.result-panel .primary,.result-panel .secondary{min-height:40px}.result-panel .privacy{margin-top:8px}.best-panel{bottom:20px}.phase-banner{top:170px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.dpad button:nth-child(3){grid-column:2;grid-row:2}.dpad button:nth-child(4){grid-column:3;grid-row:2}.arena{min-height:320px}
@media(max-height:460px){.setup-panel{bottom:20px}.setup-panel h1{font-size:35px;margin:10px 0}.setup-panel p{font-size:14px;margin-bottom:17px}.setup-panel .privacy{margin-top:10px}.topbar{padding-top:12px}.hud{top:66px}.phase-banner{top:160px}.center-message{top:29%}.center-message strong{font-size:65px}.camera-preview{height:65px;width:87px;bottom:16px}.tracking-chip{bottom:90px}.explore-controls{bottom:15px}.result-panel{max-height:92svh}}
.is-result #explore{display:none}
/* Stadium edition: quiet game menu, architectural materials remain visible. */
:root{--blue:#387fa7;color:#203b4c;background:#d8e9f4}.arena{background:#b9d3e4}.vignette{background:linear-gradient(180deg,#dceaf5b0,transparent 20%,transparent 75%,#1e334414);pointer-events:none}.topbar{padding:25px 32px}.brand{color:#244357}.brand-place{color:#4c6c7f}.header-actions .quiet-btn,.icon-btn{background:#edf6fbd9;border-color:#fffffff0;box-shadow:0 3px 16px #304a6112}.setup-panel{left:34px;bottom:34px;width:335px;max-width:calc(100% - 50px);padding:26px;background:#f2f8fce8;border:1px solid #ffffffe6;border-radius:22px;box-shadow:0 14px 55px #1d394c26;backdrop-filter:blur(16px)}.location{font-size:11px;letter-spacing:2px;color:#698391}.location i{width:5px;height:5px;background:#588ba3}.setup-panel h1{font-size:35px;font-weight:550;letter-spacing:1px;margin:15px 0 10px;line-height:1.3}.setup-panel p{font-size:15px;letter-spacing:0;margin-bottom:24px;color:#627c8b}.setup-panel .privacy{font-size:11px;line-height:1.65;margin-top:14px;color:#788d99}.start-actions{gap:9px}.start-actions .primary{flex:1;min-height:48px;padding:0 16px;gap:19px;border-radius:11px;font-size:13px;background:#347fa6;box-shadow:0 5px 14px #376b8b25}.start-actions .secondary{min-height:48px;padding:0 15px;font-size:13px;border-radius:11px;background:#e3edf3;border-color:#d6e4ec}.start-actions .primary span{font-size:21px}.best-panel{right:32px;bottom:34px;background:#edf6f2de;border:1px solid #ffffffe0;border-radius:17px;padding:14px 17px;gap:15px;box-shadow:0 7px 25px #253c4520}.best-panel svg{width:30px;height:43px;stroke:#618391}.best-panel strong{font-size:21px}.best-panel span{font-size:10px;color:#68808d}.is-active .vignette{background:linear-gradient(180deg,#d8eaf788,transparent 22%,transparent 80%,#172d4520)}.is-active .brand{color:#26495c}.is-active .hud{box-shadow:0 5px 24px #1d354120;background:#edf7f1e8}.feedback{color:#ecfff0;text-shadow:0 2px 12px #1f493e,0 0 25px #223f3a;font-weight:550}.feedback.miss{color:#ffe6cb}.center-message strong{color:#fff;text-shadow:0 3px 24px #142f3e66}.camera-preview{box-shadow:0 6px 25px #1e354442}.phase-banner{background:#e8f4edde}.is-result .vignette{background:#c7deed22}.is-exploring .vignette{background:linear-gradient(180deg,#daeaf779,transparent 23%,transparent 88%,#20364d18)}
@media(max-width:700px){.topbar{padding:18px 20px}.setup-panel{left:20px;bottom:calc(22px + env(safe-area-inset-bottom));padding:22px;width:350px;max-width:calc(100% - 40px);border-radius:20px;background:#f2f8fcec}.setup-panel h1{font-size:33px;letter-spacing:1px;margin:12px 0 8px}.setup-panel p{font-size:14px;margin-bottom:21px}.setup-panel .privacy{font-size:10px;margin-top:13px}.start-actions .primary,.start-actions .secondary{min-height:47px}.best-panel{top:80px;bottom:auto;right:20px;padding:10px 13px;gap:9px;border-radius:13px}.best-panel svg{width:20px;height:29px}.best-panel strong{font-size:17px}.best-panel span{font-size:9px}.location{font-size:10px}}
@media(max-height:460px){.setup-panel{left:24px;bottom:18px;padding:18px 22px;width:315px}.setup-panel h1{font-size:28px;margin:8px 0}.setup-panel p{font-size:12px;margin-bottom:15px}.setup-panel .privacy{font-size:9px;margin-top:10px}.start-actions .primary,.start-actions .secondary{min-height:42px}.location{font-size:9px}.best-panel{bottom:18px}.topbar{padding-top:14px}}

/* Keep the architecture in view, especially on a portrait phone. */
.vignette{background:linear-gradient(180deg,#e1f0f76b,transparent 17%,transparent 90%,#132d3d14)}
.setup-panel{width:350px;padding:20px 22px;background:#f0f7fbea;border-radius:16px;box-shadow:0 12px 32px #12334a1a;backdrop-filter:blur(8px)}
.setup-panel .location{display:none}
.setup-panel h1{font-size:29px;letter-spacing:.3px;margin:0 0 7px;white-space:nowrap}
.setup-panel p{font-size:14px;margin-bottom:17px}
.setup-panel .privacy{margin-top:11px}
@media(max-width:700px){
  .setup-panel{left:16px;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));width:auto;max-width:none;padding:16px 18px;background:#f0f7fbe8;border-radius:16px}
  .setup-panel h1{font-size:clamp(23px,6.4vw,29px);line-height:1.25;letter-spacing:0;margin:0 0 6px}
  .setup-panel p{font-size:13px;margin-bottom:13px}
  .setup-panel .privacy{font-size:10px;margin-top:9px}
  .start-actions .primary,.start-actions .secondary{min-height:43px}
  .best-panel{top:76px;right:20px;padding:6px 10px;border:0;background:#edf6fbab;box-shadow:none;gap:8px}
  .best-panel svg{display:none}.best-panel>div{display:flex;align-items:center;gap:8px}.best-panel strong{font-size:15px;margin:0}
}
@media(max-height:460px) and (min-width:600px){
  .setup-panel{left:20px;right:auto;bottom:16px;width:310px;padding:14px 18px}
  .setup-panel h1{font-size:25px}.setup-panel p{margin-bottom:10px}
  .setup-panel .privacy{margin-top:8px}
}
.quality-btn{min-width:88px}
@media(max-width:700px){.quality-btn{min-width:58px;padding:0 9px;font-size:11px}.header-actions{gap:5px}}
.start-actions{flex-wrap:wrap}
.start-actions{width:100%;min-width:0}
.start-actions .primary,.start-actions .secondary{min-width:0}
.shooting-action{flex-basis:100%;width:100%;min-height:42px}