:root{--bg: #f5f1e8;--surface: #fffdf8;--surface-2: #efe9dc;--text: #2b2b2b;--text-2: #6b6b6b;--border: #e2dacb;--accent: #c8642a;--accent-2: #a94f1c;--shadow: 0 6px 20px rgba(60, 48, 30, .08);--reader-bg: #f7f3e9;--reader-text: #333029;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--font-read: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif}:root[data-theme=dark]{--bg: #14161c;--surface: #1d2029;--surface-2: #262a35;--text: #d7dae2;--text-2: #9aa1b2;--border: #2e3340;--accent: #e08a4e;--accent-2: #f0a56a;--shadow: 0 6px 20px rgba(0, 0, 0, .35);--reader-bg: #14161c;--reader-text: #c6cad4}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;height:100%}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;overscroll-behavior-y:none}#root{min-height:100%}a{color:inherit;text-decoration:none}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;background:none;color:inherit}input,textarea,select{font-family:inherit;font-size:16px}.container{max-width:900px;margin:0 auto;padding:0 16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:12px;background:var(--accent);color:#fff;font-weight:600;transition:transform .06s ease,background .15s ease}.btn:active{transform:scale(.97)}.btn.ghost{background:var(--surface-2);color:var(--text)}.btn.danger{background:#c0392b}.btn:disabled{opacity:.5;cursor:not-allowed}.field{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--text);outline:none}.field:focus{border-color:var(--accent)}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.muted{color:var(--text-2)}.topbar{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:saturate(160%) blur(10px);backdrop-filter:saturate(160%) blur(10px);padding-top:var(--safe-top);border-bottom:1px solid var(--border)}.topbar-inner{max-width:900px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;gap:12px}.brand{font-weight:800;font-size:18px;letter-spacing:1px;display:flex;align-items:center;gap:8px}.brand .moon{color:var(--accent)}.spacer{flex:1}.icon-btn{width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:var(--surface-2);font-size:18px}.icon-btn:active{transform:scale(.94)}.shelf{display:grid;grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:18px 16px;padding:20px 0 40px}@media(min-width:700px){.shelf{grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:24px 22px}}.book{position:relative;cursor:pointer}.cover{position:relative;width:100%;aspect-ratio:3 / 4.2;border-radius:10px;overflow:hidden;background:var(--surface-2);box-shadow:0 8px 18px #3c301e24;display:flex;flex-direction:column;justify-content:space-between;padding:12px 10px;color:#f3ead9;background-image:linear-gradient(150deg,#6d7f9e,#4a5673)}:root[data-theme=dark] .cover{box-shadow:0 8px 18px #00000073}.cover img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.cover .ctitle{position:relative;font-weight:700;font-size:15px;line-height:1.35;text-shadow:0 1px 4px rgba(0,0,0,.4);display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.cover .cauthor{position:relative;font-size:11px;opacity:.85}.book .bname{margin-top:8px;font-size:13px;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book .bmeta{font-size:11px;color:var(--text-2);margin-top:2px}.progress-flag{position:absolute;top:8px;right:8px;background:var(--accent);color:#fff;font-size:10px;padding:2px 6px;border-radius:8px;font-weight:600}.reader{min-height:100vh;background:var(--reader-bg);color:var(--reader-text)}.reader-head{position:fixed;top:0;left:0;right:0;z-index:30;transform:translateY(-102%);transition:transform .22s ease;background:color-mix(in srgb,var(--reader-bg) 92%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid 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.btn{flex:1}.reader-tap{position:fixed;top:0;right:0;bottom:0;left:0;z-index:5}.reader-tools{position:fixed;left:0;right:0;bottom:0;z-index:40;transform:translateY(110%);transition:transform .22s ease;background:var(--surface);border-top:1px solid var(--border);border-radius:18px 18px 0 0;padding:18px 18px calc(18px + var(--safe-bottom));box-shadow:0 -8px 30px #0000002e}.reader-tools.show{transform:translateY(0)}.tool-row{display:flex;align-items:center;gap:12px;margin-bottom:16px}.tool-row label{width:48px;color:var(--text-2);font-size:13px}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:1;height:6px;border-radius:3px;background:var(--surface-2);outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--accent)}.tool-themes{display:flex;gap:14px;margin-bottom:16px}.theme-dot{width:34px;height:34px;border-radius:50%;border:2px solid var(--border)}.theme-dot.active{border-color:var(--accent);border-width:3px}.chapter-nav{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.drawer-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#0006}.drawer{position:fixed;left:0;top:0;bottom:0;width:82%;max-width:360px;z-index:51;background:var(--surface);display:flex;flex-direction:column;padding-top:var(--safe-top)}.drawer-head{padding:14px 16px;border-bottom:1px solid var(--border);font-weight:700;display:flex;align-items:center}.drawer-list{flex:1;overflow-y:auto;padding:6px 0 calc(20px + var(--safe-bottom))}.drawer-item{padding:12px 16px;border-bottom:1px solid var(--border);font-size:14px;display:flex;gap:8px}.drawer-item.active{color:var(--accent);font-weight:700;background:color-mix(in srgb,var(--accent) 8%,transparent)}.drawer-item 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var(--border);display:block;width:100%;text-align:left}.menu-item:last-child{border-bottom:none}.reader-head-actions{display:flex;align-items:center;gap:2px}.player{position:fixed;left:0;right:0;bottom:0;z-index:45;transform:translateY(110%);transition:transform .25s ease;background:var(--surface);border-top:1px solid var(--border);border-radius:18px 18px 0 0;box-shadow:0 -8px 30px #0003;padding:14px 18px calc(16px + var(--safe-bottom));max-height:82vh;overflow-y:auto}.player.show{transform:translateY(0)}.player-inner{display:flex;align-items:center;gap:8px;margin-bottom:8px}.player-now{flex:1;min-width:0;text-align:center}.player-now .pt{font-weight:700;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.player-now .pm{font-size:12px;margin-top:2px}.player-controls{display:flex;align-items:center;justify-content:center;gap:22px;margin:6px 0 14px}.pctl{width:52px;height:52px;border-radius:50%;background:var(--surface-2);color:var(--text);font-size:20px;display:flex;align-items:center;justify-content:center;transition:transform .06s ease}.pctl:active{transform:scale(.94)}.pctl.big{width:64px;height:64px;background:var(--accent);color:#fff;font-size:26px}.pmini-spin{width:22px;height:22px;border:3px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite}.player-sec{margin-bottom:14px}.player-sec>label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px}.voice-grid{display:flex;flex-direction:column;gap:10px}.vg-label{font-size:12px;margin-bottom:5px}.vg-items{display:flex;flex-wrap:wrap;gap:8px}.voice-chip{padding:8px 14px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);font-size:14px}.voice-chip.active{background:color-mix(in srgb,var(--accent) 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