*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #1a1a2e;--bg2: #16213e;--surface: #1e2a4a;--text: #e0e0e0;--text2: #8888aa;--accent: #4fc3f7;--danger: #ef5350;--success: #66bb6a;--border: rgba(255,255,255,.08);--nav-h: 56px;--hdr-h: 52px;--radius: 10px}@media(prefers-color-scheme:light){:root{--bg: #f0f2f5;--bg2: #ffffff;--surface: #ffffff;--text: #1a1a2e;--text2: #666680;--border: rgba(0,0,0,.08)}}html,body{height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,sans-serif;-webkit-font-smoothing:antialiased}#root{height:100%;display:flex;flex-direction:column}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;color:inherit;font:inherit}input,textarea{font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:10px 14px;width:100%;outline:none}input:focus,textarea:focus{border-color:var(--accent)}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.page{flex:1;overflow-y:auto;padding-bottom:var(--nav-h)}.page-hdr{height:var(--hdr-h);display:flex;align-items:center;padding:0 16px;gap:10px;background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.page-hdr h1{font-size:18px;font-weight:600;flex:1}.page-body{padding:16px}.bottom-nav{height:var(--nav-h);display:flex;background:var(--bg2);border-top:1px solid var(--border);position:fixed;bottom:0;left:0;right:0;z-index:100;padding-bottom:env(safe-area-inset-bottom)}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:10px;color:var(--text2);transition:color .15s}.nav-item.active{color:var(--accent)}.nav-item svg{width:22px;height:22px}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:16px;padding:16px}.book-card{cursor:pointer;display:flex;flex-direction:column;gap:5px}.book-cover{width:100%;aspect-ratio:3/4;border-radius:8px;background:var(--surface);overflow:hidden;border:1px solid var(--border);position:relative}.book-cover img{width:100%;height:100%;object-fit:cover}.book-cover-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:32px}.book-title{font-size:12px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book-author{font-size:11px;color:var(--text2);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.source-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border)}.source-item:last-child{border-bottom:none}.source-info{flex:1;min-width:0}.source-name{font-size:14px;font-weight:500;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.source-url{font-size:11px;color:var(--text2);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;margin-top:2px}.source-tag{font-size:10px;background:var(--surface);border-radius:4px;padding:2px 6px;color:var(--text2);border:1px solid var(--border)}.toggle{width:44px;height:26px;border-radius:13px;background:var(--border);position:relative;cursor:pointer;transition:background .2s;flex-shrink:0;border:none}.toggle.on{background:var(--accent)}.toggle:after{content:"";position:absolute;width:20px;height:20px;border-radius:50%;background:#fff;top:3px;left:3px;transition:transform .2s;box-shadow:0 1px 3px #0000004d}.toggle.on:after{transform:translate(18px)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:8px;font-size:14px;font-weight:500;transition:opacity .15s;white-space:nowrap}.btn:active{opacity:.7}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent);color:#000}.btn-ghost{border:1px solid var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:6px 12px;font-size:12px}.card{background:var(--surface);border-radius:var(--radius);padding:16px;border:1px solid var(--border)}.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:64px 24px;gap:12px;color:var(--text2);text-align:center}.empty svg{opacity:.3}.empty p{font-size:14px;line-height:1.6}.search-bar{display:flex;gap:10px;padding:10px 16px;background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.search-input{flex:1}.progress-bar{height:4px;background:var(--border);border-radius:2px;overflow:hidden;margin:8px 0}.progress-fill{height:100%;background:var(--accent);border-radius:2px;transition:width .3s}.reader-wrap{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg);display:flex;flex-direction:column;z-index:200}.reader-hdr{height:var(--hdr-h);display:flex;align-items:center;padding:0 16px;gap:12px;background:#000000d9;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.reader-hdr h2{flex:1;font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reader-body{flex:1;overflow-y:auto;padding:20px 18px 40px;font-size:18px;line-height:2}.reader-footer{display:flex;gap:8px;padding:8px 16px;background:#000000d9;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-top:1px solid var(--border)}