*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #000;--bg-surface: #111;--bg-hover: #1a1a1a;--text: #e8e8e8;--text-dim: #888;--accent: #4a9eff;--accent-dim: #2a6ecc;--highlight: rgba(255, 220, 50, .25);--danger: #ff4444;--border: #333;--radius: 8px}html,body,#root{height:100%;background:var(--bg);color:var(--text);font-family:Georgia,Times New Roman,serif;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}a{color:var(--accent);text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#333;border-radius:3px}.auth-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;padding:20px}.auth-container h1{font-size:1.5rem;margin-bottom:24px;font-weight:300;letter-spacing:.05em}.auth-container input{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:18px;padding:14px 18px;width:100%;max-width:320px;text-align:center;outline:none}.auth-container input:focus{border-color:var(--accent)}.auth-container .error{color:var(--danger);margin-top:12px;font-size:14px}.app-layout{display:flex;flex-direction:column;height:100vh;max-height:100vh;overflow:hidden}.top-bar,.tab-bar,.drawer,.card-list,.auth-container,.chapter-nav,.tts-bar,.comment-popup{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif}.top-bar{display:flex;align-items:center;gap:12px;padding:10px 16px;background:var(--bg-surface);border-bottom:1px solid var(--border);min-height:48px;flex-shrink:0}.top-bar .back-btn{font-size:20px;padding:4px 8px;color:var(--accent)}.top-bar .title{flex:1;font-size:16px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.top-bar .actions{display:flex;gap:8px;align-items:center}.content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:16px}.card-list{display:flex;flex-direction:column;gap:8px;max-width:600px;margin:0 auto}.card{display:block;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;transition:background .15s}.card:active,.card:hover{background:var(--bg-hover)}.book-card{display:flex;align-items:center;gap:14px}.cover-thumb{width:48px;height:68px;object-fit:cover;border-radius:4px;flex-shrink:0;background:var(--bg-hover)}.cover-placeholder{border:1px dashed var(--border)}.book-info{flex:1;min-width:0}.card .card-title{font-size:17px;font-weight:500}.card .card-sub{font-size:13px;color:var(--text-dim);margin-top:4px}.chapter-item{display:flex;align-items:center;gap:12px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 18px;transition:background .15s}.chapter-item:active,.chapter-item:hover{background:var(--bg-hover)}.chapter-num{color:var(--text-dim);font-size:13px;font-weight:600;min-width:28px}.chapter-name{font-size:15px}.reader-wrap{max-width:720px;margin:0 auto;padding-bottom:80px}.reader-content{line-height:1.5;letter-spacing:.01em}.reader-content h1,.reader-content h2,.reader-content h3{margin:1.2em 0 .6em;font-weight:600;line-height:1.3}.reader-content h1{font-size:1.4em}.reader-content h2{font-size:1.2em}.reader-content h3{font-size:1.05em;color:var(--text-dim)}.reader-content p{margin-bottom:1em;text-indent:1.5em}.reader-content p:first-child{text-indent:0}.reader-content hr{border:none;text-align:center;margin:2em 0}.reader-content hr:after{content:"* * *";color:var(--text-dim);font-size:14px;letter-spacing:.5em}.reader-content em{font-style:italic}.reader-content strong{font-weight:600}.reader-content .has-feedback{background:#ffb43214;border-left:2px solid rgba(255,180,50,.4);margin-left:-10px;padding-left:8px;border-radius:2px}.reader-content .tts-active{background:#4a9eff1f;border-radius:4px;margin-left:-8px;margin-right:-8px;padding-left:8px;padding-right:8px;transition:background .3s ease}.font-controls{display:flex;align-items:center;gap:6px}.font-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-surface);border:1px solid var(--border);border-radius:6px;font-size:16px;font-weight:700;color:var(--text)}.font-btn:active{background:var(--bg-hover)}.font-size-label{font-size:12px;color:var(--text-dim);min-width:28px;text-align:center}.comment-popup{position:fixed;bottom:0;left:0;right:0;background:var(--bg-surface);border-top:1px solid var(--border);padding:16px;z-index:100;animation:slideUp .2s ease}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.comment-popup .selected-text{font-style:italic;color:var(--text-dim);font-size:13px;margin-bottom:10px;max-height:60px;overflow:hidden;border-left:3px solid var(--accent);padding-left:10px}.comment-popup textarea{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-family:inherit;font-size:15px;padding:10px 14px;resize:none;outline:none;min-height:60px}.comment-popup textarea:focus{border-color:var(--accent)}.comment-popup .popup-actions{display:flex;gap:10px;margin-top:10px;justify-content:flex-end}.popup-actions .btn{padding:8px 20px;border-radius:var(--radius);font-size:14px;font-weight:500}.btn-primary{background:var(--accent);color:#000}.btn-cancel{color:var(--text-dim)}.feedback-list{max-width:600px;margin:0 auto}.feedback-item{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:8px}.feedback-item .fb-chapter{font-size:12px;color:var(--accent);margin-bottom:4px}.feedback-item .fb-quote{font-size:13px;color:var(--text-dim);font-style:italic;border-left:3px solid var(--accent-dim);padding-left:10px;margin-bottom:6px}.feedback-item .fb-comment{font-size:14px;line-height:1.5}.feedback-item .fb-meta{font-size:11px;color:var(--text-dim);margin-top:6px;display:flex;justify-content:space-between;align-items:center}.fb-delete{color:var(--danger);font-size:12px;padding:2px 8px}.tts-bar{position:fixed;bottom:0;left:0;right:0;background:var(--bg-surface);border-top:1px solid var(--border);padding:10px 16px;display:flex;align-items:center;gap:12px;z-index:90}.tts-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--accent);color:#000;border-radius:50%;font-size:18px}.tts-btn.stop{background:var(--danger)}.tts-progress{flex:1;font-size:13px;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chapter-nav{display:flex;gap:12px;justify-content:space-between;max-width:720px;margin:32px auto 0;padding:20px 0;border-top:1px solid var(--border)}.chapter-nav .nav-btn{padding:10px 20px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);font-size:14px;color:var(--accent)}.chapter-nav .nav-btn:disabled{opacity:.3;cursor:default}.chapter-nav .nav-btn:active:not(:disabled){background:var(--bg-hover)}.loading{display:flex;align-items:center;justify-content:center;height:200px;color:var(--text-dim);font-size:14px}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;z-index:200;animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.drawer{position:fixed;top:0;right:0;bottom:0;width:min(85vw,380px);background:var(--bg);z-index:201;display:flex;flex-direction:column;animation:slideIn .2s ease}@keyframes slideIn{0%{transform:translate(100%)}to{transform:translate(0)}}.drawer-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border)}.drawer-title{font-size:16px;font-weight:600}.drawer-close{font-size:18px;padding:4px 8px;color:var(--text-dim)}.drawer-content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:12px}.chapter-item.chapter-active{border-color:var(--accent);background:var(--bg-hover)}.chapter-item.chapter-active .chapter-num{color:var(--accent)}.tab-bar{display:flex;border-bottom:1px solid var(--border);background:var(--bg-surface);flex-shrink:0}.tab-bar button{flex:1;padding:10px;font-size:13px;font-weight:500;color:var(--text-dim);border-bottom:2px solid transparent;transition:color .15s}.tab-bar button.active{color:var(--accent);border-bottom-color:var(--accent)}
