:root{--bg:#0b0620;--panel:#18103adb;--line:#ffffff24;--text:#f6f3ff;--muted:#f6f3ffa8;--accent:#ff4fa3;--ok:#7dff7a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{background:var(--bg);height:100%;color:var(--text);overscroll-behavior:none;-webkit-user-select:none;user-select:none;margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;overflow:hidden}#stage{width:100vw;height:100dvh;display:block;position:fixed;top:0;bottom:0;left:0;right:0}#cam{opacity:0;pointer-events:none;width:2px;height:2px;position:fixed;top:0;left:0}#ui{pointer-events:none;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);position:fixed;top:0;bottom:0;left:0;right:0}#ui>*{pointer-events:auto}.screen{background:radial-gradient(120% 90% at 30% 0,#2a1260 0%,#120a2e 45%,#05030f 100%);padding:24px 16px 32px;position:absolute;top:0;bottom:0;left:0;right:0;overflow-y:auto}.wrap{max-width:920px;margin:0 auto}h1{letter-spacing:-.02em;margin:8px 0 4px;font-size:clamp(30px,6vw,52px);font-weight:900}h1 span{color:var(--accent)}h2{margin:0 0 12px;font-size:22px}p{line-height:1.6}.muted{color:var(--muted)}.small{font-size:13px}.songs{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:20px 0;display:grid}.song{border:1px solid var(--line);background:var(--panel);cursor:pointer;text-align:left;color:inherit;font:inherit;border-radius:18px;padding:18px;transition:transform .12s,border-color .12s;position:relative}.song:hover{border-color:var(--c);outline:none;transform:translateY(-2px)}.song:focus-visible{border-color:var(--c);outline:none;transform:translateY(-2px)}.song .bar{background:var(--c);border-radius:18px 0 0 18px;width:6px;position:absolute;top:0;bottom:0;left:0;right:auto}.song .title{font-size:20px;font-weight:800}.song .meta{color:var(--muted);justify-content:space-between;margin-top:10px;font-size:13px;display:flex}.dots i{background:#fff3;border-radius:50%;width:8px;height:8px;margin-right:3px;display:inline-block}.dots i.on{background:var(--c)}.row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.btn{-webkit-appearance:none;appearance:none;font:inherit;color:#1a0b2e;background:var(--accent);cursor:pointer;border:0;border-radius:999px;min-height:48px;padding:13px 22px;font-size:16px;font-weight:700}.btn.ghost{color:var(--text);border:1px solid var(--line);background:#ffffff1a}.btn.big{padding:16px 30px;font-size:20px}.btn:disabled{opacity:.5;cursor:default}.notice{border:1px solid var(--line);background:#ffc83c1f;border-radius:14px;margin:12px 0;padding:12px 14px;font-size:14px;line-height:1.5}.card{border:1px solid var(--line);background:var(--panel);border-radius:18px;margin:14px 0;padding:18px}.center{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100%;display:flex}.spinner{border:4px solid #ffffff26;border-top-color:var(--accent);border-radius:50%;width:46px;height:46px;margin:18px auto;animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.overlay{pointer-events:none;position:absolute;top:0;bottom:0;left:0;right:0}.overlay .hint{left:50%;bottom:max(24px, env(safe-area-inset-bottom));text-align:center;background:#0009;border-radius:18px;max-width:min(92vw,720px);padding:14px 22px;font-size:clamp(18px,3.4vw,28px);font-weight:800;position:absolute;transform:translate(-50%)}.overlay .hint.ok{color:var(--ok)}.overlay .tl,.overlay .tr{top:max(14px, env(safe-area-inset-top));pointer-events:auto;position:absolute}.overlay .tl{left:14px}.overlay .tr{right:14px}.icon-btn{border:1px solid var(--line);color:#fff;cursor:pointer;background:#00000073;border-radius:50%;width:48px;height:48px;font-size:20px}.modal{pointer-events:auto;background:#05030f8c;justify-content:center;align-items:center;padding:16px;display:flex;position:absolute;top:0;bottom:0;left:0;right:0}.modal .card{text-align:center;width:min(420px,100%)}.modal .row{justify-content:center}.results .score{font-size:clamp(48px,11vw,88px);font-weight:900;line-height:1}.results .stars{letter-spacing:4px;color:#ffd740;margin:8px 0 4px;font-size:34px}.grades{grid-template-columns:repeat(5,1fr);gap:8px;margin:16px 0;display:grid}.grades div{background:#ffffff0f;border-radius:12px;padding:10px 4px;font-size:12px}.grades b{font-size:22px;display:block}.weak{grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;display:grid}.weak figure{background:#ffffff0d;border-radius:14px;margin:0;padding:8px}.weak canvas{width:100%;height:auto;display:block}.weak figcaption{color:var(--muted);padding:4px;font-size:13px}.legend{color:var(--muted);gap:14px;font-size:12px;display:flex}.legend i{vertical-align:-1px;border-radius:3px;width:10px;height:10px;margin-right:4px;display:inline-block}label.setting{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:12px 0;display:flex}input[type=range]{width:min(260px,50vw)}input[type=checkbox]{width:22px;height:22px}.badge{color:#1a0b2e;background:#ffd740;border-radius:999px;padding:3px 10px;font-size:13px;font-weight:800;display:inline-block}.big-beat{font-size:96px;font-weight:900}footer{color:var(--muted);margin-top:24px;font-size:12px}.overlay .tr.pause-btn{right:calc(min(30vw,420px) + 30px)}@media (orientation:portrait){.overlay .tr.pause-btn{right:14px}}