:root{--bg: #f5efe5;--surface: #fffdf8;--surface-soft: #efe6d6;--ink: #2f3a35;--ink-soft: #6f776f;--green: #315c4c;--green-deep: #24463a;--gold: #d6aa68;--gold-soft: #f2c879;--danger: #a3472f;--border: #e2d8c6;--shadow: 0 8px 22px rgb(49 92 76 / .12);--radius: 12px}@media (prefers-color-scheme: dark){:root{--bg: #1d2622;--surface: #26312c;--surface-soft: #2f3b35;--ink: #e8e2d3;--ink-soft: #a8b3aa;--green: #4d7d68;--green-deep: #3a614f;--gold: #d6aa68;--gold-soft: #f2c879;--border: #3a463f;--shadow: 0 8px 22px rgb(0 0 0 / .35)}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:PingFang SC,Microsoft YaHei,Segoe UI,system-ui,sans-serif;line-height:1.6}.app{max-width:1080px;margin:0 auto;padding:0 20px 110px}.app-header{display:flex;align-items:center;justify-content:space-between;padding:18px 0;gap:12px}.brand{display:flex;align-items:center;gap:10px;font-family:Georgia,Songti SC,serif;font-size:22px;font-weight:700;color:var(--green);letter-spacing:.08em}.brand-mark{width:14px;height:14px;border-radius:50%;background:radial-gradient(circle at 35% 30%,var(--gold-soft),var(--gold));box-shadow:0 0 0 5px #d6aa6838}.button{border:none;border-radius:999px;padding:9px 18px;font-size:14px;cursor:pointer;transition:transform .12s ease,opacity .12s ease}.button:hover{transform:translateY(-1px)}.button:disabled{opacity:.5;cursor:not-allowed}.button-primary{background:var(--green);color:#fff}.button-danger{background:var(--danger);color:#fff}.button-secondary{background:var(--gold);color:#3b2b12}.button-ghost{background:transparent;color:var(--ink-soft);border:1px solid var(--border)}.button-small{padding:5px 12px;font-size:12px}.library-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:10px 0 18px}.toolbar-right{display:flex;align-items:center;gap:10px}.search-input{flex:1;max-width:420px;padding:10px 16px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--ink);font-size:14px}.search-input:focus{outline:2px solid var(--gold-soft);outline-offset:1px}.sort-select{padding:8px 12px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--ink);font-size:13px}.book-count{color:var(--ink-soft);font-size:13px}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:22px}.book-card{display:flex;flex-direction:column;gap:8px}.book-cover{position:relative;width:100%;aspect-ratio:3 / 4;border:none;border-radius:8px;overflow:hidden;background:var(--surface-soft);box-shadow:var(--shadow);cursor:pointer;padding:0;color:var(--ink)}.book-cover img{width:100%;height:100%;object-fit:cover}.cover-fallback{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;padding:14px;text-align:center;font-family:Georgia,Songti SC,serif;font-size:15px;color:var(--green);background:linear-gradient(160deg,rgb(214 170 104 / .25),transparent 55%),var(--surface-soft)}.book-card-pending .book-cover{filter:saturate(.7)}.book-cover-wrap{position:relative}.book-actions{position:absolute;top:8px;right:8px;display:flex;gap:6px;opacity:0;transition:opacity .15s ease}.book-card:hover .book-actions,.book-actions:focus-within{opacity:1}.book-actions button{border:none;border-radius:999px;padding:4px 10px;font-size:12px;background:#fffdf8eb;color:var(--green-deep);cursor:pointer;box-shadow:0 2px 8px #0000002e}.book-actions button.danger{color:var(--danger)}.book-title{margin:0;font-size:15px;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book-author,.book-info{margin:0;color:var(--ink-soft);font-size:12px}.empty-state{padding:70px 20px;text-align:center;color:var(--ink-soft);background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius)}.notice{padding:10px 14px;border-radius:8px;font-size:13px;background:var(--surface-soft);color:var(--ink-soft)}.notice-error{color:var(--danger);background:#a3472f1f}.mini-player{position:fixed;left:50%;bottom:14px;transform:translate(-50%);width:min(560px,calc(100% - 32px));display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--green-deep);color:#f2ead8;border:none;border-radius:16px;box-shadow:0 10px 30px #0000004d;cursor:pointer;text-align:left}.mini-cover{width:44px;height:58px;flex:none;display:flex;align-items:center;justify-content:center;border-radius:6px;background:var(--gold);color:#3b2b12;font-weight:700}.mini-copy{flex:1;min-width:0}.mini-copy strong{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mini-copy small{color:var(--gold-soft);font-size:12px}.mini-play{width:40px;height:40px;flex:none;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--gold);color:#3b2b12;font-size:15px}.player-view{padding-top:12px}.back-button{margin-bottom:16px}.player-placeholder{padding:60px 24px;background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius);text-align:center;color:var(--ink-soft)}.player-title{margin:4px 0 16px;font-size:21px}.player-main{padding-top:8px}.player-header{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}.player-header h1{flex:1;margin:0;font-size:20px}.player-layout{display:grid;grid-template-columns:minmax(280px,380px) 1fr;gap:16px;align-items:start}.player-chapters{max-height:68vh;overflow-y:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px}.player-chapter{margin-bottom:12px}.player-chapter h2{margin:0 0 6px;font-size:13px;color:var(--green-deep)}.player-segment{padding:7px 9px;margin-bottom:5px;border-radius:8px;font-size:13px;line-height:1.6;cursor:pointer;color:var(--ink-soft);border-left:3px solid transparent}.player-segment:hover{background:var(--surface-soft)}.player-segment.active{background:#d6aa6829;border-left-color:var(--gold);color:var(--ink);font-weight:600}.player-segment.missing{opacity:.55}.player-segment small{display:block;font-size:11px;color:#8b6422}.player-controls-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.now-playing{margin-bottom:16px}.now-chapter{margin:0 0 6px;color:var(--green-deep);font-weight:600;font-size:14px}.now-text{margin:0;font-size:17px;line-height:1.9;color:var(--ink)}.transport{display:flex;align-items:center;justify-content:center;gap:18px;margin:14px 0}.transport-btn{width:46px;height:46px;border:none;border-radius:50%;background:var(--surface-soft);color:var(--ink);font-size:14px;cursor:pointer}.transport-btn.primary{width:58px;height:58px;background:var(--green);color:#fff;font-size:18px}.progress-row{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-soft);font-variant-numeric:tabular-nums}.progress-row input[type=range]{flex:1;accent-color:var(--green)}.player-options{display:flex;gap:10px;margin-top:14px}.player-options select{padding:7px 12px;border:1px solid var(--border);border-radius:999px;background:var(--bg);color:var(--ink);font-size:13px}@media (max-width: 760px){.player-layout{grid-template-columns:1fr}.player-chapters{max-height:42vh}}.chapter-editor-head{display:flex;align-items:baseline;gap:10px;margin-bottom:10px}.chapter-editor-head h2{margin:0;font-size:16px}.chapter-block{margin-bottom:14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:12px 14px}.chapter-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.chapter-title-input{flex:1;min-width:0;border:1px solid transparent;background:transparent;color:var(--ink);font-size:15px;font-weight:600;padding:4px 6px;border-radius:6px}.chapter-title-input:focus{border-color:var(--border);background:var(--bg);outline:none}.chapter-tools{display:flex;align-items:center;gap:8px;flex:none}.segment-list{list-style:none;margin:0;padding:0}.segment-item{padding:8px 0;border-top:1px dashed var(--border)}.segment-item textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--ink);font:inherit;font-size:14px;line-height:1.7;resize:vertical}.segment-meta{display:flex;align-items:center;gap:12px;margin-top:6px;font-size:12px}.audio-badge{padding:2px 9px;border-radius:999px;font-size:11px}.audio-none{background:var(--surface-soft);color:var(--ink-soft)}.audio-generating{background:#d6aa6840;color:#8b6422}.audio-ready{background:#2f8f5b26;color:#1f6b42}.audio-failed{background:#a3472f1f;color:var(--danger)}.segment-meta audio{height:30px;max-width:220px}.proofread-header{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:12px 0 16px}.proofread-header h1{flex:1;margin:0;font-size:19px}.proofread-actions{display:flex;gap:8px}.proofread-layout{display:grid;grid-template-columns:210px 1fr;gap:16px;align-items:start}.page-list{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px}.page-list h2{margin:0 0 10px;font-size:14px}.page-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 10px;margin-bottom:4px;border:none;border-radius:8px;background:transparent;color:var(--ink);font-size:13px;cursor:pointer;text-align:left}.page-item.active{background:var(--surface-soft);color:var(--green-deep);font-weight:600}.page-status{width:8px;height:8px;border-radius:50%;flex:none}.page-status.done{background:#2f8f5b}.page-status.error{background:var(--danger)}.page-status.pending{background:var(--border)}.proofread-main{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.page-editor-head{display:flex;align-items:baseline;gap:12px;margin-bottom:12px}.page-editor-head h2{margin:0;font-size:16px}.skipped-note{font-size:12px;color:#8b6422;background:#fff8e8;border:1px dashed #e0a94b;border-radius:6px;padding:3px 8px}.paragraph{margin-bottom:12px;border-left:3px solid var(--green);padding-left:10px}.paragraph.excluded{border-left-color:var(--border);opacity:.6}.paragraph textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--ink);font:inherit;font-size:14px;line-height:1.7;resize:vertical}.paragraph-meta{display:flex;align-items:center;gap:14px;margin-top:6px;font-size:12px;color:var(--ink-soft)}.conf-low{color:var(--danger);font-weight:600}.conf-ok{color:#2f8f5b}.muted{color:var(--ink-soft);font-size:13px}@media (max-width: 720px){.proofread-layout{grid-template-columns:1fr}.page-list{display:flex;flex-wrap:wrap;gap:6px}.page-list h2{width:100%}.page-item{width:auto}}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;padding:20px;background:#00000073;z-index:50}.dialog{width:min(480px,100%);padding:24px;background:var(--surface);border-radius:16px;box-shadow:0 20px 60px #0000004d}.dialog h2{margin:0 0 6px;font-size:19px}.field{display:block;margin-bottom:14px}.field span{display:block;margin-bottom:5px;font-size:13px;color:var(--ink-soft)}.field input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--ink);font-size:14px}.field input:focus{outline:2px solid var(--gold-soft);outline-offset:1px}.dialog-hint{margin:0 0 16px;color:var(--ink-soft);font-size:13px}.file-input{display:none}.file-summary{margin:14px 0 0;font-size:13px;color:var(--green)}.upload-progress{margin-top:16px;font-size:13px;color:var(--ink-soft)}.progress-bar{height:8px;margin-top:6px;border-radius:999px;background:var(--surface-soft);overflow:hidden}.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--green),var(--gold));transition:width .2s ease}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}@media (min-width: 720px){.book-grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}}