:root{--bg:#f7f7f3;--surface:#fff;--surface-soft:#f0f3ee;--text:#20231f;--muted:#69716a;--line:#d9ded5;--accent:#2f7d5b;--accent-strong:#1f6045;--warning:#a35f1a;--danger:#a43b3b;--reader-size:20px;--reader-bg:#fffdf8;--reader-line:#e1ddd1;--reader-muted:#6d6b61;--reader-surface:#fffaf0;--reader-surface-soft:#f4efe4;--reader-text:#242520}@media (prefers-color-scheme:dark){:root{--reader-bg:#161816;--reader-line:#3a4037;--reader-muted:#aaa69a;--reader-surface:#242720;--reader-surface-soft:#2d3229;--reader-text:#e6e2d7}}*{box-sizing:border-box}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){html{--lightningcss-light: ;--lightningcss-dark:initial}}body{background:var(--bg);color:var(--text);letter-spacing:0;margin:0;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.auth-shell{place-items:center;min-height:100vh;padding:24px;display:grid}.auth-panel{background:var(--surface);border:1px solid var(--line);border-radius:8px;width:min(420px,100%);padding:28px}.auth-panel h1,.page-title h1,.reader-title{margin:0;line-height:1.18}.auth-panel h1{font-size:28px}.auth-form{gap:14px;margin-top:24px;display:grid}.field{gap:6px;display:grid}.label{color:var(--muted);font-size:13px}.input,.select,.textarea{border:1px solid var(--line);width:100%;color:var(--text);background:#fff;border-radius:6px;outline:none;padding:10px 12px}.textarea{resize:vertical;min-height:82px}.input:focus,.select:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #2f7d5b1f}.button,.icon-button{border:1px solid var(--line);background:var(--surface);min-height:40px;color:var(--text);white-space:nowrap;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:9px 12px;display:inline-flex}.icon-button.active{background:var(--surface-soft);color:var(--accent-strong);border-color:#2f7d5bbf}.button.primary{border-color:var(--accent);background:var(--accent);color:#fff}.button.primary:hover{background:var(--accent-strong)}.button.danger{color:var(--danger);border-color:#a43b3b59}.button.ghost{background:0 0}.button:disabled{cursor:wait;opacity:.7}.app-shell{min-height:100vh}.top-nav{z-index:20;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#f7f7f3f0;position:sticky;top:0}.top-nav-inner{align-items:center;gap:18px;width:min(1180px,100% - 32px);min-height:64px;margin:0 auto;display:flex}.brand{font-weight:700}.nav-links{align-items:center;gap:6px;margin-left:auto;display:flex}.nav-link{color:var(--muted);border-radius:6px;align-items:center;gap:6px;padding:8px 10px;display:inline-flex}.nav-link:hover{color:var(--text);background:var(--surface-soft)}.main{width:min(1180px,100% - 32px);margin:0 auto;padding:28px 0 56px}.reader-main{width:100%;padding:0}.page-title{justify-content:space-between;align-items:end;gap:16px;margin-bottom:22px;display:flex}.page-title h1{font-size:28px}.toolbar{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.search-bar{grid-template-columns:minmax(0,1fr) auto;gap:10px;margin-bottom:20px;display:grid}.surface{background:var(--surface);border:1px solid var(--line);border-radius:8px}.table{border-collapse:collapse;width:100%}.table th,.table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:13px 14px}.table th{color:var(--muted);font-size:13px;font-weight:600}.table tr:last-child td{border-bottom:0}.muted{color:var(--muted)}.meta-row{color:var(--muted);flex-wrap:wrap;gap:8px 14px;font-size:14px;display:flex}.pill{border:1px solid var(--line);color:var(--muted);border-radius:999px;align-items:center;padding:3px 8px;font-size:12px;display:inline-flex}.book-detail{grid-template-columns:132px minmax(0,1fr);gap:22px;padding:18px;display:grid}.cover{aspect-ratio:3/4;object-fit:cover;border:1px solid var(--line);background:var(--surface-soft);border-radius:6px;width:132px}.book-copy{gap:14px;display:grid}.description{color:#343a33;line-height:1.75}.book-heading{margin:0}.mt-24{margin-top:24px}.chapter-grid{grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px;margin-top:16px;display:grid}.chapter-link{border:1px solid var(--line);background:var(--surface);border-radius:6px;justify-content:space-between;align-items:center;gap:8px;min-height:42px;padding:10px 12px;display:flex}.chapter-title-text{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.chapter-link:hover{border-color:#2f7d5b73}.chapter-link.current{background:#f1f8f3;border-color:#2f7d5bb3}.chapter-marker{color:var(--accent-strong);flex:none;font-size:12px;font-weight:600}.split{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:18px;display:grid}.side-panel{padding:16px}.stack{gap:12px;display:grid}.reader-layout{width:100%;margin:0;padding:0 0 64px}.reader-shell{background:var(--reader-bg);color:var(--reader-text)}.reader-shell .button,.reader-shell .icon-button{border-color:var(--reader-line);background:var(--reader-surface);color:var(--reader-text)}.reader-shell .button.ghost{background:0 0}.reader-shell .icon-button.active{background:var(--reader-surface-soft)}.reader-shell .pill{border-color:var(--reader-line);color:var(--reader-muted)}.reader-shell .reader-note,.reader-shell .muted{color:var(--reader-muted)}.reader-nav{justify-content:space-between;gap:8px;width:min(860px,100% - 24px);margin:16px auto;display:flex}.reader-tools,.reader-cache-bar{flex-wrap:wrap;align-items:center;gap:8px;width:min(860px,100% - 24px);margin:16px auto;display:flex}.reader-note{width:min(860px,100% - 24px);color:var(--muted);margin:8px auto;font-size:14px}.cache-task{grid-template-columns:minmax(120px,1fr) auto;align-items:center;gap:10px;width:min(860px,100% - 24px);margin:10px auto 16px;display:grid}.retry-button{margin-top:12px}.reader-article{background:var(--reader-bg);color:var(--reader-text);border:0;border-radius:0;min-height:100vh;padding:clamp(14px,2vw,28px) clamp(10px,2vw,28px) 56px}.reader-layout>.surface{width:min(860px,100% - 24px);margin:16px auto}.reader-article p{text-indent:2em;line-height:1.95;font-size:var(--reader-size);margin:0 0 1.1em}.reader-title{margin-bottom:18px;font-size:30px}.progress{background:var(--surface-soft);border-radius:999px;height:8px;overflow:hidden}.reader-shell .progress{background:var(--reader-surface-soft)}.progress>span{background:var(--accent);height:100%;display:block}.status{font-weight:600}.status.failed{color:var(--danger)}.status.completed{color:var(--accent-strong)}.error{color:var(--danger);font-size:14px}.empty{color:var(--muted);text-align:center;padding:28px}@media (max-width:760px){.top-nav-inner,.main:not(.reader-main){width:min(100% - 24px,1180px)}.top-nav-inner{flex-wrap:wrap;padding:10px 0}.nav-links{width:100%;margin-left:0;overflow-x:auto}.page-title,.book-detail,.split{grid-template-columns:1fr}.page-title{align-items:start;display:grid}.search-bar{grid-template-columns:1fr}.cover{width:112px}.table{min-width:680px}.surface.scroll-x{overflow-x:auto}.reader-layout{width:100%}.reader-title{font-size:24px}}