:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f4f6f8;--panel:#fff;--panel-strong:#eef7f4;--text:#17202a;--muted:#64748b;--line:#d7dee8;--accent:#0f766e;--accent-strong:#0b4f49;--danger:#b42318;--shadow:0 14px 34px #0f172a14}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--text);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}button{border:1px solid var(--line);background:var(--panel);min-height:42px;color:var(--text);cursor:pointer;border-radius:8px;font-weight:750}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{color:#98a2b3;cursor:default}a{color:inherit}h1,h2,p{overflow-wrap:anywhere}h1{letter-spacing:0;margin:0;font-size:clamp(2rem,4vw,3.4rem);line-height:1}h2{letter-spacing:0;margin:0;font-size:1.05rem}.shell{width:min(1120px,100% - 32px);margin:0 auto;padding:32px 0}.center-shell,.auth-shell{place-items:center;width:min(460px,100% - 32px);min-height:100vh;margin:0 auto;padding:32px 0;display:grid}.app-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;padding-bottom:16px;display:flex}.page-header{justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px;display:flex}.brand-link{color:var(--accent-strong);font-size:1rem;font-weight:800;text-decoration:none}.brand-link:hover{text-decoration:underline}.eyebrow{color:var(--accent-strong);letter-spacing:0;text-transform:uppercase;margin:0 0 6px;font-size:.78rem;font-weight:750}.muted,.series,.empty,.current-chapter,.chapter-heading span,.account-controls{color:var(--muted)}.series{margin:8px 0 0;font-size:.92rem}.account-controls{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;font-size:.92rem;font-weight:650;display:flex}.small-button{min-height:34px;padding:0 12px;font-size:.92rem}.auth-panel,.empty,.book-card,.player-panel,.chapter-panel{border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);border-radius:8px}.auth-panel{width:100%;padding:24px}.auth-panel h1{margin-bottom:20px;font-size:2.4rem}.auth-panel form{gap:12px;display:grid}label{color:var(--muted);font-weight:750}input{border:1px solid var(--line);background:var(--panel);width:100%;min-height:44px;color:var(--text);border-radius:8px;padding:0 12px}input:focus{outline:2px solid var(--accent);outline-offset:2px}.notice{color:var(--muted);margin:0 0 18px;line-height:1.5}.notice.error{color:var(--danger)}.empty{margin:0;padding:18px}.book-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;display:grid}.book-card{flex-direction:column;justify-content:space-between;gap:24px;min-height:132px;padding:18px;text-decoration:none;display:flex}.book-card:hover{border-color:var(--accent)}.book-card span{color:var(--muted)}.back-link{color:var(--accent-strong);margin-bottom:24px;font-weight:750;text-decoration:none;display:inline-block}.player-layout{grid-template-columns:minmax(0,1fr) minmax(280px,380px);align-items:start;gap:18px;display:grid}.player-panel{padding:24px}.current-chapter{min-height:1.5em;margin:0 0 12px;font-weight:750}audio{width:100%}.player-actions{gap:10px;margin-top:16px;display:flex}.player-actions button{min-width:112px;padding:0 16px}.chapter-panel{overflow:hidden}.chapter-heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:16px;display:flex}.chapter-list{max-height:calc(100vh - 180px);margin:0;padding:0;list-style:none;overflow:auto}.chapter-list button{border:0;border-bottom:1px solid var(--line);text-align:left;border-radius:0;grid-template-columns:42px minmax(0,1fr);align-items:center;gap:10px;width:100%;min-height:54px;padding:10px 14px;font-weight:650;display:grid}.chapter-list button.active{background:var(--panel-strong);color:var(--accent-strong)}.chapter-number{color:var(--muted);font-variant-numeric:tabular-nums}@media (width<=780px){.app-header,.page-header{flex-direction:column;align-items:start}.account-controls{justify-content:flex-start}.player-layout{grid-template-columns:1fr}.chapter-list{max-height:none}.player-actions{flex-wrap:wrap}}