:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;color:#263b34;background:#f5f6f3;font-synthesis:none;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{outline-offset:5px}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{opacity:.65;cursor:wait}.share-nav{max-width:1120px;margin:auto;min-height:88px;padding:20px 36px;display:flex;align-items:center;gap:22px}.share-brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:700;letter-spacing:1px}.brand-icon{display:grid;place-items:center;width:38px;height:42px;color:#fff;background:#3a5949;border-radius:11px}.share-brand 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22px;color:#8a958d;font-size:11px}.score-meta>span{display:flex;align-items:center;gap:6px}.meta-dot{margin:0 3px;color:#b5bdb4}.share-player{border:1px solid #dfe5db;border-radius:14px;background:#fff;box-shadow:0 4px 18px #2e463006;overflow:hidden;margin-bottom:32px}.player-toolbar{padding:22px;display:flex;justify-content:space-between;align-items:center;gap:20px}.player-heading{display:flex;align-items:center;gap:12px;flex-shrink:0}.headphone-icon{display:grid;place-items:center;background:#edf2e9;border-radius:11px;width:42px;height:42px;color:#54745a}h2{margin:0 0 5px;font-size:14px;font-weight:600}.player-heading p{margin:0;font-size:10px;color:#929c92}.player-options{display:flex;align-items:center;gap:16px}.instrument-select select{height:37px;max-width:175px;border:1px solid #e0e6dc;border-radius:7px;background:#fafbf8;color:#526453;font-size:11px;padding:0 25px 0 10px;cursor:pointer}.repeat-toggle{display:flex;align-items:center;gap:6px;white-space:nowrap;color:#778476;font-size:11px;cursor:pointer}.repeat-toggle input{accent-color:#456c4b;width:13px;height:13px;margin:0}.play-button,.stop-button{display:flex;align-items:center;justify-content:center;gap:7px;padding:11px 15px;min-height:38px;white-space:nowrap;border:1px solid #3f6248;border-radius:7px;background:#3f6248;color:#fff;font-size:11px;font-weight:600;transition:background .15s,box-shadow .15s}.play-button:hover,.stop-button:hover{background:#304f39;box-shadow:0 3px 9px #39594021}.player-caption{padding:11px 22px;background:#fbfcf9;border-top:1px solid #eef1e9;font-size:10px;line-height:1.6;color:#95a08e;display:flex;justify-content:space-between;gap:12px}.duration-limit{white-space:nowrap;color:#a0aa9c}.audio-controls{padding:0 18px 16px}.audio-controls audio{width:100%;display:block;height:42px}.viewer-topline{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:#9aa493;margin:0 2px 14px}.viewer-topline>span:first-child{display:flex;align-items:center;gap:6px;color:#7e8d79}.score-page{margin:0 0 20px}.sheet{background:#fff;border:1px solid #e6e8df;border-radius:3px;box-shadow:0 7px 24px #283d2810;overflow:hidden}.sheet svg{display:block;width:100%;height:auto}.score-page figcaption{display:flex;gap:9px;justify-content:center;font-size:10px;color:#83917d;padding:18px}.score-page figcaption span{color:#c4cabf}.share-footer{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:7px;color:#a2ac9a;font-size:10px;padding:10px 0 35px}.footer-dot{color:#c2c9b9;padding:0 5px}.error{background:#fff0ec;color:#a24f3e;font-size:12px;border:1px solid #eed8d0;border-radius:8px;padding:14px;line-height:1.6}.share-player>.error{margin:12px 18px}.loading-state{display:flex;align-items:center;justify-content:center;gap:10px;min-height:260px;color:#83917d;font-size:13px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.spin{animation:share-spin 1.2s linear infinite}@keyframes share-spin{to{transform:rotate(360deg)}}@media(max-width:760px){.share-nav{padding:16px 22px;min-height:76px}.share-main{padding:20px 20px 0}h1{font-size:27px}.player-toolbar{align-items:flex-start;flex-direction:column;gap:18px;padding:18px}.player-options{width:100%;gap:14px}.instrument-select{flex:1}.instrument-select select{width:100%;max-width:none}.play-button,.stop-button{margin-left:auto}.player-caption{padding:10px 18px}.score-meta{gap:10px 16px}}@media(max-width:420px){.share-nav{gap:13px;padding:14px 16px}.share-main{padding:20px 14px 0}.nav-label{font-size:10px}.share-brand{font-size:19px}.back-link{font-size:10px}.player-options{flex-wrap:wrap;gap:12px}.instrument-select{flex:1 1 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