:root{color:#e9e9e3;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;background:#101c22;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0;overflow:hidden}button,select,input{font:inherit}button{cursor:pointer;color:inherit;touch-action:manipulation;background:#ffffff08;border:1px solid #ffffff30;border-radius:10px;min-height:44px;padding:12px 16px}button:hover{background:#ffffff18}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline-offset:3px;outline:2px solid #e9be80}a{color:#e4be83}#stage{background:radial-gradient(at 50% 45%,#334548,#172930 70%);width:100%;height:100dvh;position:fixed;inset:0;overflow:hidden}video,#bands,#overlay,.stage-grain{width:100%;height:100%;position:absolute;inset:0}video{object-fit:cover;object-position:center}.stage-grain{pointer-events:none;background:linear-gradient(#0a141820,#0000 25%,#0b171b45)}#bands{pointer-events:none}.band{width:0;position:absolute;top:0;bottom:0}.laser-beam{background:hsla(var(--hue),95%,80%,.9);width:2px;box-shadow:0 0 10px 2px hsla(var(--hue),95%,70%,.5);transition:box-shadow .1s,opacity .1s;position:absolute;top:0;bottom:0;left:-1px}.band.is-hovered .laser-beam{box-shadow:0 0 18px 5px hsla(var(--hue),95%,75%,.95);background:#fff}.note{bottom:max(18px,env(safe-area-inset-bottom));text-shadow:0 1px 5px #000;align-items:baseline;gap:2px;display:flex;position:absolute;left:50%;transform:translate(-50%)}.note b{color:#ffedcd;font-size:15px;font-weight:500}.note small{color:#e1d3b8;font-size:10px}#overlay{pointer-events:none}.floating-gear{top:max(14px,env(safe-area-inset-top));right:max(14px,env(safe-area-inset-right));z-index:2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#102129a6;width:48px;height:48px;position:absolute}.icon-button{min-width:44px;padding:4px 10px;font-size:24px}#welcome{text-align:center;background:radial-gradient(#192b31bd,#0000 75%);flex-direction:column;justify-content:center;align-items:center;padding:70px 20px;display:flex;position:absolute;inset:0}#welcome[hidden]{display:none}#welcome p{color:#dee6e4;margin:0 0 24px;font-size:16px;line-height:1.9}.primary{color:#253033;background:#ebc68f;border:0;padding:16px 24px;font-weight:600}.primary:hover{background:#f6d7a8}.primary span{margin-left:18px}#welcome small{color:#b5c3c5;margin-top:18px;font-size:12px}.notice{top:max(75px,calc(env(safe-area-inset-top) + 60px));text-align:center;z-index:3;background:#502e28e8;border:1px solid #b46e5d;border-radius:10px;width:max-content;max-width:calc(100% - 40px);padding:12px 18px;font-size:14px;position:absolute;left:50%;transform:translate(-50%)}.notice[hidden]{display:none}dialog{color:#e7e8e2;width:min(490px,100% - 24px);max-height:calc(100dvh - 32px - env(safe-area-inset-top) - env(safe-area-inset-bottom));overscroll-behavior:contain;background:#16272f;border:1px solid #ffffff24;border-radius:16px;padding:24px;overflow:auto;box-shadow:0 24px 90px #0008}dialog::backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#071116b5}.dialog-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;display:flex}.dialog-heading h2{margin:0;font-size:23px;font-weight:500}.eyebrow{color:#d7b47d;margin:0 0 10px;font-size:12px}.scale-info{flex-direction:column;gap:7px;margin-bottom:18px;font-size:14px;display:flex}.scale-info span:last-child{color:#a5b5bc;font-size:12px}.performance-controls{grid-template-columns:1fr 1fr;gap:10px;display:grid}.performance-controls button{font-size:14px}#live,#status,#hand-status{color:#aabdc5;font-size:12px;line-height:1.7}#hand-status{white-space:pre-wrap;margin-bottom:20px}.status-block{align-items:center;gap:8px;display:flex}#status{margin:0}#status-dot{background:#bdc4a3;border-radius:50%;flex-shrink:0;width:6px;height:6px}#status-dot.error{background:#ef9279}.settings-grid{grid-template-columns:1fr 1fr;gap:22px 16px;display:grid}label{color:#ccd6d7;font-size:14px;display:block}label.wide{grid-column:1/-1}select{color:#eee;background:#22363e;border:1px solid #ffffff24;border-radius:6px;width:100%;min-height:44px;margin-top:9px;padding:10px;font-size:16px}input[type=range]{accent-color:#edc891;width:100%;height:34px;margin:8px 0 2px;display:block}output{float:right;color:#e4be83}label small,.settings-note{color:#a4b8c0;font-size:12px;line-height:1.7;display:block}label small{margin-top:5px}.toggle{justify-content:space-between;align-items:center;gap:16px;min-height:44px;display:flex}input[type=checkbox]{accent-color:#e4be83;flex-shrink:0;width:22px;height:22px}#reset,#credits-button{margin-top:22px;font-size:13px}.settings-note{margin-bottom:0}#credits p{color:#b9c7cd;font-size:14px;line-height:1.8}@media (width<=500px){.note{flex-direction:column;align-items:center;gap:0}.note b{font-size:11px}.note small{font-size:9px}dialog{padding:20px}.floating-gear{width:46px;height:46px}}@media (height<=450px){dialog{max-height:calc(100dvh - 20px);padding:18px}#welcome p{margin-bottom:14px;font-size:14px}#welcome small{margin-top:10px}}.band.is-hovered .note b{color:#fff;text-shadow:0 0 8px hsla(var(--hue),95%,75%,.95),0 1px 4px #000;font-weight:750}[hidden]{display:none!important}.floating-mode{top:max(14px,env(safe-area-inset-top));left:max(14px,env(safe-area-inset-left));z-index:2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#102129c9;font-size:14px;position:absolute}.option-group{grid-column:1/-1;gap:20px;display:grid}.option-group .settings-note{margin:0}#trigger-line{pointer-events:none;position:absolute;left:0;right:0;transform:translateY(-50%)}#trigger-line:before{content:"";background:#73ceffb0;height:1px;position:absolute;top:50%;left:0;right:0;box-shadow:0 0 8px #4caeff70}.line-label{color:#c1eaff;text-shadow:0 1px 4px #001e38;font-size:12px;position:absolute;bottom:calc(100% + 6px);left:10px}#line-segments{height:100%;position:relative}#line-segments span{background:#73ceff30;border:1px solid #c0ecffb0;border-radius:4px;height:100%;transition:background-color 80ms;position:absolute;transform:translate(-50%)}#line-segments span.active{background:#f1ffffc0;box-shadow:0 0 20px #8aeeff}#calibration{top:calc(max(14px,env(safe-area-inset-top)) + 64px);text-align:center;z-index:2;background:#102129e6;border-radius:14px;width:min(460px,100% - 28px);padding:18px;position:absolute;left:50%;transform:translate(-50%);box-shadow:0 8px 30px #0003}#calibration p{margin:0 0 12px;font-size:14px;line-height:1.7}#calibration button{padding:12px 16px;font-size:14px}.camera-help{color:#a4b8c0;font-size:12px;line-height:1.8}.camera-help summary{cursor:pointer;color:#d7bd96;min-height:32px}.camera-help p{margin:8px 0}