:root{--bg:#ffffff;--card:#ffffff;--border:#cbd5e1;--shadow: 0 6px 20px rgba(0,0,0,.07);--text:#0f172a;--muted:#475569;--surface-text:#e5e7eb;--primary:#14b8a6;--primary-600:#0d9488;--primary-700:#0f766e;--primary-300:#5eead4;--primary-200:#99f6e4;--accent: var(--primary)}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Noto Sans JP,sans-serif;background:radial-gradient(1200px 600px at 10% -10%,#fff 20%,#fff 60%),var(--bg);color:var(--text)}.container{max-width:960px;margin:24px auto 80px;padding:0 16px}.site-header{text-align:center;padding:24px 16px 8px}.site-header h1{margin:0;font-size:28px;line-height:1.25}.caption{color:var(--muted);margin-top:8px}.search-box{display:grid;grid-template-columns:1fr auto;gap:8px;background:var(--card);border:1px solid #1f2937;padding:10px;border-radius:14px;position:sticky;top:8px;z-index:20;box-shadow:var(--shadow)}input[type=search]{width:100%;padding:12px 14px;border-radius:10px;border:1px solid #334155;background:#0f1117;color:var(--surface-text);outline:none}#clearBtn{padding:0 12px;border-radius:10px;border:1px solid #334155;background:#111827;color:#cbd5e1;cursor:pointer}#clearBtn:hover{color:#fff}.sort-box{display:flex;align-items:center;gap:8px;margin:10px 2px;color:var(--muted)}.sort-box select{padding:6px 10px;border-radius:8px;border:1px solid var(--border);background:#fff;color:var(--text)}#stats{margin:12px 4px;color:var(--muted);font-size:13px}.results{list-style:none;padding:0;margin:0;display:grid;gap:12px}.card{background:linear-gradient(180deg,#ffffff05,#ffffff03);background-color:#f8fbff;border:2px solid #1e3a8a;border-radius:16px;padding:12px;display:grid;gap:8px;color:#0c4a6e}.group-header{display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:700;margin:4px}.group-title{display:flex;align-items:center;gap:8px}.group-header .date{color:var(--muted);font-size:12px}.count-badge{display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:26px;padding:0 8px;border-radius:999px;background:var(--primary-200);color:var(--primary-700);font-weight:700;font-size:13px;border:1px solid var(--primary-300)}.song-row{display:grid;grid-template-columns:120px 1fr auto;gap:12px;align-items:center;padding:8px 10px;border-top:1px solid #1f2937}.card .song-row:first-of-type{border-top:none}.thumb{position:relative;width:120px;height:68px;border-radius:8px;overflow:hidden}.thumb img{width:100%;height:100%;object-fit:cover;display:block}.badge{position:absolute;right:6px;bottom:6px;font-size:12px;padding:2px 6px;background:#000000a6;border:1px solid #334155;border-radius:8px;color:#fff}.title{font-size:15px;margin:0}.sub{color:var(--muted);font-size:12px}.actions{display:flex;gap:8px;align-items:center}.btn{display:inline-block;padding:8px 12px;border-radius:12px;border:1px solid #334155;text-decoration:none;color:var(--surface-text);background:#0f172a}.btn.primary{background:var(--primary);color:#fff;border-color:transparent}.btn.primary:hover{background:var(--primary-600)}.song-row:hover{background:#ffffff0f;border-radius:10px}.show-more{display:flex;justify-content:center;margin:6px 0 2px}.show-more-btn{padding:10px 14px;border-radius:12px;border:1px solid var(--border);background:#fff;color:var(--text);cursor:pointer}.show-more-btn:hover{border-color:#94a3b8}.empty{color:var(--muted);margin:12px 4px}.site-footer{text-align:center;color:var(--muted);padding:24px;border-top:1px solid #1f2937}button[data-link]{display:none!important}.song-row.is-hidden{display:none}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000}.modal.hidden{display:none}.modal-content{background:#1e293b;color:#e2e8f0;padding:2rem;border-radius:12px;max-width:600px;max-height:80vh;overflow-y:auto;text-align:left;line-height:1.6}.modal-content h2,.modal-content h3{margin:1em 0 .5em;color:#38bdf8}:focus-visible{outline:2px solid var(--primary-300);outline-offset:2px}@media (max-width: 680px){.song-row{grid-template-columns:1fr;gap:8px}.thumb{width:100%;height:auto;aspect-ratio:16/9}.actions{justify-content:stretch}.btn{flex:1 1 auto;text-align:center;padding:12px 16px;font-size:16px}.site-header{position:sticky;top:0;z-index:50;background:#ffffffb3;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.search-box{top:6px}}