:root{--bg: #f3f4f6;--surface: #ffffff;--soft: #f8fafc;--text: #111827;--muted: #64748b;--line: #dbe3ee;--accent: #dc2626}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}img{max-width:100%}.site-header{background:#111827;color:#fff;position:sticky;top:0;z-index:20}.topbar,.nav,.container{width:min(1180px,calc(100% - 24px));margin:0 auto}.topbar{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;padding:12px 0}.brand{font-size:24px;font-weight:800}.search-box{display:flex;gap:8px}.search-field{position:relative;width:100%}.suggest-list{position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:50;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:6px;overflow:hidden;box-shadow:0 10px 24px #0f172a2e}.suggest-list a{display:grid;gap:2px;padding:8px 10px;border-top:1px solid var(--line)}.suggest-list a:first-child{border-top:0}.input,.select{width:100%;min-height:40px;border:1px solid var(--line);border-radius:6px;padding:0 12px;font-size:14px}.select.compact{width:auto;max-width:220px}.button{border:0;border-radius:6px;background:var(--accent);color:#fff;cursor:pointer;min-height:40px;padding:10px 14px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.button:disabled{opacity:.65;cursor:not-allowed}.button.secondary{background:#334155}.button.disabled{background:#1f2937;color:#94a3b8;cursor:not-allowed}.nav{display:flex;gap:18px;overflow-x:auto;padding:0 0 12px;color:#e5e7eb;font-size:14px}.container{padding:20px 0 44px}.section-title{display:flex;justify-content:space-between;align-items:end;gap:12px;margin:22px 0 14px}.section-title.compact{margin:0 0 12px;align-items:center}.section-title h1,.section-title h2{margin:0}.filter-bar{display:grid;grid-template-columns:repeat(5,minmax(130px,1fr));gap:10px;background:var(--surface);border:1px solid 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var(--line);border-radius:8px;padding:10px;display:flex;gap:10px;flex-wrap:wrap;align-items:center;background:var(--soft)}.dropzone.is-drag-over{border-color:var(--accent);background:#eef6ff}.dropzone.has-files{border-color:var(--accent)}.ad-slot{width:100%;margin:14px 0;min-height:64px;aspect-ratio:8 / 1;border:1px dashed var(--line);border-radius:8px;background:var(--soft);display:grid;place-items:center;overflow:hidden}.ad-slot:empty:before{content:" "}.ad-slot img{display:block;max-width:100%;max-height:100%;object-fit:contain}@media(max-width:780px){.topbar,.detail-layout,.filter-bar,.comment-form,.admin-grid,.admin-stats,.chapter-row,.reader-spread{grid-template-columns:1fr}}