:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--bg-alt:#f7f6f9;--border:#e5e4e7;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--danger:#a33;--sans:system-ui, "Segoe UI", Roboto, sans-serif;font:16px/145% var(--sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--bg-alt:#1c1d24;--border:#2e303a;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80}}*,:before,:after{box-sizing:border-box}body{margin:0}h1,h2,h3{color:var(--text-h);font-weight:600}h1{margin:0 0 16px;font-size:1.75rem}h2{margin:0 0 8px;font-size:1.25rem}p{margin:0 0 8px}a{color:var(--accent)}input,select,textarea,button{font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text-h);border-radius:6px;padding:10px 12px;font-size:1rem}input,select,textarea{width:100%}button{cursor:pointer;border-color:var(--accent-border);background:var(--accent-bg);color:var(--text-h);white-space:nowrap}button:hover{border-color:var(--accent)}button:disabled{opacity:.5;cursor:not-allowed}.app-shell{flex-direction:column;min-height:100dvh;display:flex}.app-nav{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:16px;padding:12px 16px;display:flex}.app-nav-user{color:var(--text);margin-left:auto;font-size:.85em}.page{flex:1;width:100%;max-width:1000px;margin:0 auto;padding:16px}.toolbar,.button-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.toolbar{margin-bottom:16px}@media (width<=480px){.toolbar>*,.button-row>*{flex:auto}}.panel{border:1px solid var(--border);border-radius:8px;margin-bottom:16px;padding:12px}.lookup-result{gap:12px;margin-top:8px;display:flex}.lookup-result-cover{border-radius:4px;height:100px}.book-form{max-width:600px}.book-form-fields{flex-direction:column;gap:8px;display:flex}.book-form-fields label{color:var(--text);font-size:.9em;display:block}.book-form-submit{width:100%;margin-top:8px;font-weight:600}.book-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px;display:grid}.book-card{border:1px solid var(--border);border-radius:8px;padding:8px}.book-card img{border-radius:4px;max-height:140px;margin-bottom:8px}.scan-page{z-index:1000;background:#000;flex-direction:column;display:flex;position:fixed;inset:0}.scan-page-header{z-index:1;color:#fff;background:#00000080;align-items:center;gap:16px;padding:12px 16px;display:flex;position:relative}.scan-page-done{color:#fff;font-weight:600;text-decoration:none}.scan-page-count{margin-left:auto;font-size:.9em}.scan-page-video{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.scan-page-hint{color:#fff;background:#00000080;border-radius:20px;padding:8px 16px;font-size:.9em;position:absolute;bottom:24px;left:50%;transform:translate(-50%)}.scan-page-error{z-index:1;color:#fff;background:var(--danger);margin:0;padding:12px 16px;position:relative}.scan-card{z-index:1;background:var(--bg);padding:20px 16px calc(20px + env(safe-area-inset-bottom));border-radius:16px 16px 0 0;margin-top:auto;position:relative;box-shadow:0 -4px 20px #0000004d}.scan-card-book{gap:12px;margin-bottom:12px;display:flex}.scan-card-success{text-align:center;color:var(--text-h);font-weight:600}