@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0a0a0a;--surface: #111111;--surface-2: #181818;--border: #2a2a2a;--text: #f0f0f0;--muted: #666;--accent: #4235f1;--accent-dim: rgba(66, 53, 241, .12);--radius: 14px;--font: "Inter", sans-serif}html,body{height:100%}body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.5;min-height:100vh}.container{max-width:1100px;margin:0 auto;padding:32px 20px}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:42px 24px;text-align:center;cursor:pointer;transition:.2s;margin-bottom:24px;font-size:15px;color:var(--muted);user-select:none;position:relative;overflow:hidden;background:var(--surface)}.dropzone:before{content:"";position:absolute;inset:0;background:var(--accent-dim);opacity:0;transition:opacity .2s}.dropzone:hover,.dropzone.drag-over{border-color:var(--accent);color:var(--accent)}.dropzone:hover:before,.dropzone.drag-over:before{opacity:1}.dropzone__icon{font-size:28px;margin-bottom:10px;display:block}.main{display:grid;grid-template-columns:280px 1fr;gap:24px;align-items:start}@media (max-width: 720px){.main{grid-template-columns:1fr}}.cover-wrap{position:sticky;top:24px}.cover{width:100%;aspect-ratio:1 / 1;border-radius:var(--radius);object-fit:cover;background:var(--surface);display:block;border:1px solid var(--border)}@media (min-width: 721px) and (hover: hover) and (pointer: fine){.cover[src]{cursor:zoom-in;transition:border-color .2s,filter .2s,transform .2s}.cover[src]:hover{border-color:var(--muted);filter:brightness(1.06);transform:translateY(-1px)}}.cover[src=""]{visibility:hidden}.right{display:flex;flex-direction:column;gap:16px;min-width:0}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.song-title{font-size:28px;font-weight:700;line-height:1.2;word-break:break-word}.song-artist{color:var(--muted);font-size:14px;margin-top:4px;margin-bottom:18px}.meta{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}.meta-item{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:12px}.meta-label{font-size:11px;text-transform:uppercase;color:var(--muted);margin-bottom:4px}.meta-value{font-size:14px;font-weight:600;word-break:break-word}.difficulty-value{color:var(--difficulty-color, var(--text))}.section-title{font-size:12px;text-transform:uppercase;color:var(--muted);margin-bottom:12px}.section-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.section-header .section-title{margin-bottom:0}.download-button{border:1px solid rgba(66,53,241,.45);border-radius:6px;background:var(--accent-dim);color:var(--text);cursor:pointer;font:inherit;font-size:12px;font-weight:600;line-height:1;padding:8px 10px;transition:border-color .2s,background .2s,opacity .2s}.download-button:hover:not(:disabled),.download-button:focus-visible:not(:disabled){background:#4235f133;border-color:var(--accent)}.download-button:disabled{cursor:not-allowed;opacity:.45}.settings-icon-button,.settings-close-button{display:inline-grid;place-items:center;width:32px;height:32px;border:1px solid var(--muted);border-radius:8px;background:var(--accent-dim);color:var(--text);cursor:pointer;transition:border-color .2s,background .2s,opacity .2s}.settings-icon-button:hover,.settings-icon-button:focus-visible,.settings-close-button:hover,.settings-close-button:focus-visible{background:var(--surface-2);border-color:var(--muted)}.settings-icon-button__icon{width:17px;height:17px;fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:2}.debug-toggle,.gameplay-toggle{display:inline-flex;align-items:center;gap:7px;color:var(--muted);cursor:pointer;font-size:12px;font-weight:600;line-height:1;user-select:none}.debug-toggle input,.gameplay-toggle input{accent-color:var(--accent)}.settings-dialog{width:min(360px,calc(100vw - 32px));max-height:calc(100dvh - 32px);border:1px solid var(--border);border-radius:10px;position:fixed;inset:50% auto auto 50%;margin:0;padding:0;background:var(--surface);color:var(--text);overflow:hidden;box-shadow:0 22px 70px #00000080;transform:translate(-50%,-50%);transform-origin:center}.settings-dialog::backdrop{background:#0000009e;backdrop-filter:blur(6px)}.settings-dialog[open]{animation:settings-dialog-in .18s cubic-bezier(.16,1,.3,1) both}.settings-dialog[open]::backdrop{animation:settings-backdrop-in .18s ease-out both}.settings-dialog.is-closing{animation:settings-dialog-out .16s ease-in both;pointer-events:none}.settings-dialog.is-closing::backdrop{animation:settings-backdrop-out .16s ease-in both}.settings-panel{display:flex;flex-direction:column;gap:16px;max-height:calc(100dvh - 32px);overflow:auto;padding:16px}@keyframes settings-dialog-in{0%{opacity:0;transform:translate(-50%,calc(-50% + 12px)) scale(.96)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}@keyframes settings-dialog-out{0%{opacity:1;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,calc(-50% + 8px)) scale(.97)}}@keyframes settings-backdrop-in{0%{background:#0000;backdrop-filter:blur(0)}to{background:#0000009e;backdrop-filter:blur(6px)}}@keyframes settings-backdrop-out{0%{background:#0000009e;backdrop-filter:blur(6px)}to{background:#0000;backdrop-filter:blur(0)}}.settings-panel__header,.settings-label-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.settings-panel__header .section-title{margin-bottom:0}.settings-close-button{width:30px;height:30px}.gameplay-toggle--panel{justify-content:space-between;gap:16px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:var(--surface-2);color:var(--text)}.settings-control{display:grid;gap:9px}.settings-label-row{color:var(--muted);font-size:12px;font-weight:600;line-height:1}.settings-label-row output{color:var(--text);font-variant-numeric:tabular-nums}.settings-control input[type=range]{width:100%;accent-color:var(--accent)}.cover-dialog{width:min(76vmin,720px);max-width:calc(100vw - 64px);max-height:calc(100dvh - 64px);border:0;border-radius:var(--radius);position:fixed;inset:50% auto auto 50%;margin:0;padding:0;background:transparent;color:var(--text);overflow:visible;transform:translate(-50%,-50%);transform-origin:center}.cover-dialog::backdrop{background:#000000ad;backdrop-filter:blur(8px)}.cover-dialog[open]{animation:cover-dialog-in .22s cubic-bezier(.16,1,.3,1) both}.cover-dialog[open]::backdrop{animation:cover-backdrop-in .22s ease-out both}.cover-dialog.is-closing{animation:cover-dialog-out .16s ease-in both;pointer-events:none}.cover-dialog.is-closing::backdrop{animation:cover-backdrop-out .16s ease-in both}.cover-dialog__image{display:block;width:100%;max-height:calc(100dvh - 64px);aspect-ratio:1 / 1;object-fit:contain;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);background:var(--surface);box-shadow:0 24px 80px #0000009e}.cover-dialog__close{position:absolute;top:10px;right:10px;z-index:1;background:#111111b8;backdrop-filter:blur(10px)}@keyframes cover-dialog-in{0%{opacity:0;transform:translate(-50%,calc(-50% + 14px)) scale(.94)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}@keyframes cover-dialog-out{0%{opacity:1;transform:translate(-50%,-50%) scale(1)}to{opacity:0;transform:translate(-50%,calc(-50% + 10px)) scale(.96)}}@keyframes cover-backdrop-in{0%{background:#0000;backdrop-filter:blur(0)}to{background:#000000ad;backdrop-filter:blur(8px)}}@keyframes cover-backdrop-out{0%{background:#000000ad;backdrop-filter:blur(8px)}to{background:#0000;backdrop-filter:blur(0)}}audio{width:100%}.gameplay-card{padding-bottom:16px}.gameplay-canvas{width:100%;aspect-ratio:16 / 9;display:block;background:#05060a;border:1px solid var(--border);border-radius:10px}.json-block{overflow:auto;background:var(--surface-2);border:1px solid var(--border);padding:16px;border-radius:10px;max-height:360px;font-size:13px;line-height:1.6;color:#444;white-space:pre}.json-block:empty:before{content:"{}";color:var(--muted)}.site-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;margin-top:28px;padding-top:20px;border-top:1px solid var(--border);color:var(--muted);font-size:13px}.site-footer__meta{display:flex;flex-direction:column;gap:2px}.site-footer__links{display:flex;flex-wrap:wrap;gap:10px 16px}.site-footer a{color:var(--text);font-weight:600;text-decoration:none}.site-footer__repo{display:inline-flex;align-items:center;gap:6px}.site-footer__icon{width:16px;height:16px;flex:0 0 auto}.site-footer a:hover,.site-footer a:focus-visible{color:var(--accent)}.badge{display:inline-block;background:var(--accent-dim);color:var(--accent);border:1px solid rgba(74,144,226,.2);border-radius:6px;padding:2px 8px;font-size:11px;font-weight:600;vertical-align:middle;margin-left:8px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%) translateY(16px);background:#fff;color:#d64545;border:1px solid #e0b4b4;border-radius:10px;padding:12px 18px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:999;max-width:460px;text-align:center;box-shadow:0 4px 12px #00000014}.toast.show{opacity:1;transform:translate(-50%) translateY(0);pointer-events:auto}@media (max-width: 720px){body{overflow-x:hidden}.container{padding:18px 14px 24px}.dropzone{margin-bottom:18px;padding:30px 16px;font-size:14px}.dropzone__icon{margin-bottom:8px;font-size:24px}.main{gap:18px}.cover-wrap{position:static;width:min(100%,320px);margin:0 auto}.cover:not([src]){display:none}.cover-dialog[open]{display:none}.right{gap:14px}.card{padding:16px}.song-title{font-size:22px}.song-artist{margin-bottom:14px}.meta{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.meta-item{min-width:0;padding:10px;border-radius:8px}.meta-label{font-size:10px}.meta-value{font-size:13px}.section-header{align-items:flex-start}.download-button{white-space:nowrap}.gameplay-canvas{aspect-ratio:1 / 1}.json-block{max-height:260px;padding:12px;font-size:12px}.site-footer{flex-direction:column;align-items:flex-start;gap:14px;margin-top:24px}.site-footer__links{flex-direction:column;gap:8px;width:100%}.site-footer a{width:fit-content}.toast{bottom:16px;width:calc(100% - 28px);max-width:none}}@media (max-width: 420px){.container{padding:14px 10px 20px}.dropzone{padding:24px 12px}.card{padding:14px}.song-title{font-size:20px}.meta{grid-template-columns:1fr}.section-header{flex-wrap:wrap}.settings-dialog{width:calc(100vw - 20px);max-height:calc(100dvh - 20px);border-radius:8px}.settings-panel{max-height:calc(100dvh - 20px);padding:14px}}@media (prefers-reduced-motion: reduce){.settings-dialog[open],.settings-dialog[open]::backdrop,.settings-dialog.is-closing,.settings-dialog.is-closing::backdrop,.cover-dialog[open],.cover-dialog[open]::backdrop,.cover-dialog.is-closing,.cover-dialog.is-closing::backdrop{animation:none}}