:root {
      --bg: #07130e; --bg-surface: #0c1c15; --bg-card: rgba(15, 33, 26, 0.94);
      --card-gradient: linear-gradient(135deg, rgba(16, 36, 29, 0.96) 0%, rgba(9, 23, 18, 0.98) 100%);
      --surface-border: rgba(47, 211, 154, 0.22); --border-subtle: rgba(255, 255, 255, 0.08);
      --gold: #f59e0b; --gold-light: #fbbf24; --indigo: #00a878; --indigo-light: #7ee6c0;
      --emerald: #10b981; --emerald-light: #34d399; --cyan: #22d3ee;
      --text-primary: #f0f7f4; --text-secondary: #a5c0b6; --text-muted: #74938a;
      --radius-lg: 16px; --radius-md: 12px;
      --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; --mono: 'JetBrains Mono', monospace;
    }
    *, *::before, *::after { box-sizing: border-box; max-width: 100%; }
    body { background-color: var(--bg); color: var(--text-primary); font-family: var(--font); line-height: 1.7; margin: 0; min-height: 100vh; overflow-x: hidden; font-variant-numeric: tabular-nums; }
    .site-header { position: sticky; top: 0; z-index: 100; background: rgba(10, 24, 19, 0.95); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border-subtle); padding: 12px 20px; }
    .header-inner { max-width: 1120px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
    .brand-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.15rem; color: #fff; text-decoration: none; }
    .brand-logo .accent { color: var(--gold); }
    .nav-links { display: flex; align-items: center; gap: 14px; }
    .nav-link { color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; font-weight: 600; }
    .nav-link:hover { color: #fff; }
    .lang-btn { background: rgba(47, 211, 154, 0.14); border: 1px solid rgba(47, 211, 154, 0.35); color: #7ee6c0; font-weight: 700; font-size: 0.82rem; padding: 4px 10px; border-radius: 6px; text-decoration: none; }
    .lang-btn:hover { background: rgba(99,102,241,0.3); color: #fff; }
    .btn-launch-os { background: linear-gradient(135deg, var(--gold), #d97706); color: #000; font-weight: 800; font-size: 0.85rem; padding: 8px 16px; border-radius: 30px; text-decoration: none; display: inline-flex; align-items: center; min-height: 44px; }
    .main-container { max-width: 960px; margin: 0 auto; padding: 36px 20px 80px 20px; }
    .hero-section { text-align: center; margin-bottom: 30px; }
    .badge-kicker { display: inline-flex; background: rgba(47, 211, 154, 0.14); border: 1px solid rgba(47, 211, 154, 0.35); color: #7ee6c0; font-size: 0.8rem; font-weight: 700; padding: 4px 14px; border-radius: 20px; margin-bottom: 14px; letter-spacing: 0.05em; }
    h1 { font-size: clamp(1.85rem, 4vw, 2.6rem); font-weight: 900; line-height: 1.25; letter-spacing: -0.03em; margin-bottom: 12px; }
    .lead-p { font-size: 1.1rem; color: var(--text-secondary); max-width: 780px; margin: 0 auto 24px auto; }
    .search-wrap { max-width: 560px; margin: 0 auto 14px; }
    .search-input { width: 100%; background: rgba(5, 16, 12, 0.7); border: 1px solid var(--surface-border); border-radius: 30px; padding: 13px 24px; color: #fff; font-size: 1rem; outline: none; min-height: 48px; font-family: var(--font); }
    .search-input:focus { border-color: var(--gold); }
    .filter-row { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-bottom: 34px; }
    .filter-btn { background: rgba(255,255,255,0.05); border: 1px solid var(--border-subtle); color: var(--text-secondary); font-size: 0.85rem; font-weight: 700; padding: 7px 18px; border-radius: 20px; cursor: pointer; font-family: var(--font); min-height: 40px; transition: all 0.15s; }
    .filter-btn:hover { color: #fff; border-color: var(--text-muted); }
    .filter-btn.active { background: var(--gold); border-color: var(--gold); color: #000; }
    .book-card { background: var(--bg-card); border: 1px solid var(--surface-border); border-radius: var(--radius-lg); padding: 26px; margin-bottom: 24px; scroll-margin-top: 90px; }
    .book-top { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 14px; flex-wrap: wrap; }
    .book-emoji { font-size: 2.4rem; line-height: 1; }
    .book-title-wrap { flex: 1; min-width: 220px; }
    .book-title-wrap h2 { font-size: 1.35rem; font-weight: 900; color: #fff; margin: 0 0 4px; line-height: 1.35; }
    .book-meta { font-size: 0.85rem; color: var(--text-muted); font-weight: 600; }
    .badge-pill { display: inline-block; padding: 3px 12px; border-radius: 12px; font-size: 0.75rem; font-weight: 700; text-decoration: none; }
    .badge-pill.gold { background: rgba(245,158,11,0.18); color: var(--gold-light); }
    .badge-pill.indigo { background: rgba(99,102,241,0.18); color: var(--indigo-light); }
    .badge-pill.green { background: rgba(16,185,129,0.18); color: var(--emerald-light); }
    .badges-row { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
    .one-liner { font-size: 1rem; color: var(--text-primary); font-weight: 700; border-left: 3px solid var(--gold); padding: 6px 0 6px 14px; margin: 0 0 16px; }
    .book-section { margin-bottom: 14px; }
    .book-section h3 { font-size: 0.92rem; color: var(--gold-light); font-weight: 800; margin: 0 0 8px; letter-spacing: 0.03em; }
    .book-section ul { margin: 0; padding-left: 20px; }
    .book-section li { color: var(--text-secondary); font-size: 0.94rem; margin-bottom: 8px; }
    .book-section li strong { color: var(--text-primary); }
    .quote-box { background: rgba(5,8,17,0.55); border: 1px solid var(--border-subtle); border-radius: var(--radius-md); padding: 14px 18px; margin: 14px 0; font-size: 0.95rem; color: var(--indigo-light); font-weight: 700; font-style: italic; }
    .israel-note { background: rgba(16,185,129,0.07); border: 1px solid rgba(16,185,129,0.3); border-radius: var(--radius-md); padding: 12px 16px; margin: 14px 0; font-size: 0.88rem; color: var(--text-secondary); }
    .israel-note strong { color: var(--emerald-light); }
    .critique-box { background: rgba(239,68,68,0.06); border: 1px solid rgba(239,68,68,0.25); border-radius: var(--radius-md); padding: 12px 16px; margin: 14px 0; font-size: 0.88rem; color: var(--text-secondary); }
    .critique-box strong { color: #f87171; }
    .reading-path { background: var(--bg-card); border: 1px solid var(--surface-border); border-radius: var(--radius-lg); padding: 24px; margin: 34px 0; }
    .reading-path h2 { font-size: 1.25rem; font-weight: 900; color: #fff; margin: 0 0 12px; }
    .reading-path ol { margin: 0; padding-left: 22px; color: var(--text-secondary); font-size: 0.94rem; }
    .reading-path li { margin-bottom: 10px; }
    .reading-path a { color: var(--indigo-light); text-decoration: none; font-weight: 700; }
    .reading-path a:hover { color: #fff; text-decoration: underline; }
    .trust-policy { background: var(--bg-card); border: 1px solid var(--surface-border); border-radius: var(--radius-lg); padding: 24px; margin-top: 34px; }
    .trust-policy h2 { font-size: 1.2rem; font-weight: 900; color: #fff; margin: 0 0 12px; }
    .trust-policy p { color: var(--text-secondary); font-size: 0.92rem; margin: 0 0 12px; }
    .trust-policy ul { margin: 0 0 14px; padding-left: 20px; color: var(--text-secondary); font-size: 0.92rem; }
    .trust-policy li { margin-bottom: 7px; }
    .disclaimer-box { background: rgba(245,158,11,0.06); border: 1px solid rgba(245,158,11,0.25); border-radius: var(--radius-md); padding: 16px 20px; font-size: 0.82rem; color: var(--text-secondary); line-height: 1.7; margin-top: 30px; }
    .site-footer { border-top: 1px solid var(--border-subtle); padding: 44px 20px; font-size: 0.85rem; color: var(--text-muted); background: var(--bg-surface); text-align: center; }
    .skip-link { position: absolute; top: -48px; left: 12px; z-index: 9999; background: var(--indigo); color: #fff; padding: 10px 18px; border-radius: 0 0 8px 8px; font-weight: 700; text-decoration: none; transition: top 0.15s; }
    .skip-link:focus-visible { top: 0; }
    @media (max-width: 640px) { .main-container { padding: 24px 14px 60px; } .book-card { padding: 18px; } }