:root{color:#30342f;background:#e8e6e2;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,Arial,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;--paper: #f4f2ef;--ink: #30332f;--muted: #85877f;--line: #dedbd6;--surface: #fbfaf8;--forest: #3f4540;--sage: #aebda8;--coral: #c98672}*{box-sizing:border-box}html{min-height:100%;background:#e8e6e2}body{min-width:320px;min-height:100%;margin:0;overscroll-behavior:none}button,input{color:inherit;font:inherit;letter-spacing:0}button{border:0;cursor:pointer;-webkit-tap-highlight-color:transparent}button:focus-visible,input:focus-visible{outline:2px solid var(--coral);outline-offset:2px}.app-shell{position:relative;width:min(100%,560px);min-height:100dvh;margin:0 auto;overflow:hidden;background:var(--paper);box-shadow:0 0 50px #30342f14}.page-content{min-height:100dvh;overflow-x:hidden}.topbar{display:flex;align-items:center;justify-content:space-between;padding:calc(18px + env(safe-area-inset-top)) 18px 12px}.brand-lockup{min-width:0}.brand-lockup h1{margin:0;color:var(--ink);font-family:Songti SC,STSong,serif;font-size:28px;font-weight:800;line-height:1}.brand-lockup p{margin:6px 0 0;color:var(--muted);font-size:12px}.selection-meter{display:flex;align-items:center;gap:6px;height:32px;padding:0 11px;border:1px solid var(--line);border-radius:8px;color:#686c66;background:#ffffffb8;font-size:12px;font-weight:650;white-space:nowrap}.selection-dot{width:7px;height:7px;border-radius:50%;background:#b5b7b1}.selection-meter.active{border-color:var(--forest);color:#fff;background:var(--forest)}.selection-meter.active .selection-dot{background:var(--sage);box-shadow:0 0 0 4px #aebda82e}.intro-row{display:flex;align-items:flex-end;justify-content:space-between;padding:14px 18px 15px}.intro-kicker{margin:0 0 6px;color:#72766f;font-size:12px;font-weight:750}.intro-row h2{margin:0;color:var(--ink);font-size:22px;font-weight:800;line-height:1.18}.active-scene-icon{display:grid;width:42px;height:42px;place-items:center;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.active-scene-icon img{width:23px;height:23px;object-fit:contain}.category-scroll,.mix-scroll,.timer-scroll{overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-webkit-overflow-scrolling:touch}.category-scroll::-webkit-scrollbar,.mix-scroll::-webkit-scrollbar,.timer-scroll::-webkit-scrollbar{display:none}.category-scroll{width:100%;margin-bottom:20px}.category-track{display:flex;width:max-content;gap:7px;padding:0 18px}.category-chip{display:flex;align-items:center;height:41px;gap:6px;padding:0 9px;border:1px solid var(--line);border-radius:8px;color:#565c56;background:var(--surface);transition:transform .12s ease,background-color .12s ease}.category-chip:active,.sound-tile:active,.dock-timer:active,.dock-actions button:active{transform:scale(.95)}.category-chip.active{border-color:var(--forest);color:#fff;background:var(--forest)}.category-icon-wrap{display:grid;width:24px;height:24px;place-items:center;border-radius:6px;background:#ebe9e5}.category-icon-wrap img{width:18px;height:18px;object-fit:contain}.category-chip.active .category-icon-wrap,.category-chip.active .category-count{color:var(--forest);background:var(--sage)}.category-name{font-size:13px;font-weight:700;white-space:nowrap}.category-count{display:grid;min-width:19px;height:19px;padding:0 4px;place-items:center;border-radius:5px;color:#858981;background:#ebe9e5;font-size:10px}.sound-section{padding:0 18px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:12px}.section-head h3{margin:0;color:var(--ink);font-size:18px;font-weight:800;line-height:1.1}.section-head p{margin:5px 0 0;color:#8b8d86;font-size:11px}.section-head>span{padding-bottom:1px;color:#777a73;font-size:11px}.sound-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}.sound-tile{position:relative;display:flex;min-width:0;height:86px;padding:10px 8px 9px;flex-direction:column;align-items:flex-start;justify-content:space-between;overflow:hidden;border:1px solid transparent;border-radius:8px;color:var(--ink);background:#e6e5e1;transition:transform .12s ease,background-color .12s ease}.sound-tile.tone-mint{background:#e3ebe2}.sound-tile.tone-sky{background:#e2e8e5}.sound-tile.tone-coral{background:#eee2dc}.sound-tile.tone-yellow{background:#eee9dd}.sound-tile.tone-lilac{background:#e8e3e6}.sound-tile.tone-gray{background:#e6e5e1}.sound-tile.selected{border-color:var(--forest);color:#fff;background:var(--forest);box-shadow:0 6px 15px #3f454024}.sound-avatar{display:grid;width:34px;height:34px;place-items:center;border-radius:7px;background:#ffffffad}.sound-avatar img{width:23px;height:23px;object-fit:contain}.sound-tile.selected .sound-avatar,.sound-selected-mark{background:var(--sage)}.sound-name{display:-webkit-box;width:100%;min-height:22px;overflow:hidden;color:#343833;font-size:12px;font-weight:700;line-height:1.05;text-align:left;text-overflow:ellipsis;white-space:normal;-webkit-box-orient:vertical;-webkit-line-clamp:2}.sound-tile.selected .sound-name{color:#fff}.sound-selected-mark{position:absolute;top:7px;right:7px;display:grid;width:17px;height:17px;place-items:center;border-radius:50%;color:var(--forest)}.content-spacer{height:245px}.bottom-dock{position:fixed;right:max(12px,calc((100vw - 560px)/2 + 12px));bottom:calc(10px + env(safe-area-inset-bottom));left:max(12px,calc((100vw - 560px)/2 + 12px));z-index:20;max-width:536px;padding:8px 11px 11px;overflow:hidden;border:1px solid rgba(255,255,255,.08);border-radius:12px;color:#fff;background:#30342ff7;box-shadow:0 15px 35px 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