@layer base{:root{color-scheme:light dark;--color-bg:light-dark(#fff,#0f172a);--color-text:light-dark(#0f172a,#f1f5f9);--color-muted:light-dark(#64748b,#94a3b8);--color-border:light-dark(#e2e8f0,#334155);--color-surface:light-dark(#f8fafc,#1e293b);--color-brand:light-dark(#6366f1,#818cf8);--color-brand-strong:light-dark(#4f46e5,#6366f1);--color-brand-soft:light-dark(#818cf8,#a5b4fc);--color-accent:#f472b6;--color-accent-soft:#f9a8d4;--color-on-brand:white;--color-brand-ring:color-mix(in srgb, var(--color-brand) 10%, transparent);--color-success:#22c55e;--color-warning:#f59e0b;--color-danger:light-dark(#dc2626,#f87171);--gradient-brand:linear-gradient(135deg, var(--color-brand), var(--color-accent));--gradient-brand-strong:linear-gradient(135deg, var(--color-brand-strong), var(--color-accent));--gradient-brand-soft:linear-gradient(135deg, var(--color-brand-soft), var(--color-accent-soft));--gradient-headline:linear-gradient(135deg, var(--color-text), var(--color-muted));--font-heading:var(--font-body);--font-weight-heading:700;--font-weight-display:800;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:2rem;--font-size-4xl:2.5rem;--font-size-5xl:3.5rem;--font-size-6xl:4.5rem;--leading-tight:1.1;--leading-snug:1.2;--leading-normal:1.6;--leading-relaxed:1.7;--tracking-tight:-.03em;--tracking-snug:-.02em;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--spacing-4xl:6rem;--spacing-5xl:8rem;--max-width:720px;--wide-width:1200px;--radius-sm:6px;--radius:10px;--radius-lg:16px;--radius-full:9999px;--transition-fast:.15s ease;--transition-base:.2s ease;--transition-slow:.3s ease;--shadow-sm:0 1px 2px #0000000d;--shadow:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a}@supports not (color:light-dark(#000, #fff)){:root{color-scheme:light;--color-bg:#fff;--color-text:#0f172a;--color-muted:#64748b;--color-border:#e2e8f0;--color-surface:#f8fafc;--color-brand:#6366f1;--color-brand-strong:#4f46e5;--color-brand-soft:#818cf8;--color-danger:#dc2626}}}:root{color-scheme:light;--color-brand:#0284c7;--color-brand-strong:#0369a1;--color-brand-soft:#e0f2fe;--color-accent:#f59e0b;--color-accent-soft:#fef3c7;--color-accent-strong:#d97706;--color-bg:#f8fafc;--color-surface:#fff;--color-surface-raised:#fff;--color-surface-subtle:#f1f5f9;--color-text:#0f172a;--color-muted:#475569;--color-border:#e2e8f0;--color-border-subtle:#cbd5e1;--color-success:#10b981;--color-success-soft:#ecfdf5;--color-warning:#f59e0b;--color-danger:#ef4444;--gradient-brand:linear-gradient(135deg, #0284c7, #2563eb);--gradient-brand-strong:linear-gradient(135deg, #0369a1, #1d4ed8);--gradient-brand-soft:linear-gradient(135deg, #0284c714, #2563eb0a);--gradient-gold:linear-gradient(135deg, #f59e0b, #d97706);--gradient-hero:linear-gradient(180deg, #f0f7ff 0%, #fff 100%);--gradient-dark-hero:linear-gradient(180deg, #38bdf81f 0%, transparent 100%);--max-width:1240px;--max-width-wide:1400px;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--radius-full:9999px;--shadow-subtle:0 1px 3px #0000000d, 0 1px 2px #00000008;--shadow-card:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-card-hover:0 12px 24px -4px #0284c724, 0 4px 8px -2px #0000000d;--shadow-gold:0 8px 16px -2px #f59e0b59}:root[data-theme=dark],html.dark{color-scheme:dark;--color-brand:#38bdf8;--color-brand-strong:#0284c7;--color-brand-soft:#075985;--color-bg:#090d16;--color-surface:#111827;--color-surface-raised:#1f293d;--color-surface-subtle:#283548;--color-text:#f8fafc;--color-muted:#94a3b8;--color-border:#222f3e;--color-border-subtle:#334155}.btn-gold{background:var(--gradient-gold);color:#0f172a;border-radius:var(--radius-md);box-shadow:var(--shadow-gold);border:1px solid #fff3;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-weight:700;text-decoration:none;transition:all .2s cubic-bezier(.16,1,.3,1);display:inline-flex}.btn-gold:hover{color:#000;transform:translateY(-2px);box-shadow:0 12px 24px -2px #f59e0b73}.btn-outline-brand{color:var(--color-brand);border:1.5px solid var(--color-brand);border-radius:var(--radius-md);background:0 0;align-items:center;gap:.5rem;padding:.7rem 1.4rem;font-weight:600;text-decoration:none;transition:all .2s;display:inline-flex}.btn-outline-brand:hover{background:var(--color-brand);color:#fff}.badge-pdh{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em;background:var(--color-brand-soft);color:var(--color-brand-strong);border:1px solid color-mix(in srgb, var(--color-brand) 30%, transparent);align-items:center;padding:.25rem .65rem;font-size:.75rem;font-weight:700;display:inline-flex}.badge-guarantee{border-radius:var(--radius-full);color:#10b981;background:#10b9811f;border:1px solid #10b9814d;align-items:center;gap:.35rem;padding:.3rem .75rem;font-size:.8rem;font-weight:600;display:inline-flex}.badge-savings{border-radius:var(--radius-full);color:#d97706;background:#f59e0b26;border:1px solid #f59e0b4d;align-items:center;padding:.25rem .6rem;font-size:.75rem;font-weight:800;display:inline-flex}.site-header[data-astro-cid-36omifm5]{z-index:1000;background:var(--color-surface);border-bottom:1px solid var(--color-border);position:sticky;top:0;box-shadow:0 4px 20px #0000000a}.top-bar[data-astro-cid-36omifm5]{color:#94a3b8;background:#091322;border-bottom:1px solid #ffffff14;padding:.4rem 0;font-size:.78rem}.top-bar-inner[data-astro-cid-36omifm5]{max-width:var(--max-width);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;margin:0 auto;padding:0 1.25rem;display:flex}.top-bar-left[data-astro-cid-36omifm5],.top-bar-right[data-astro-cid-36omifm5]{align-items:center;gap:.65rem;display:flex}.trust-pill[data-astro-cid-36omifm5]{color:#38bdf8;align-items:center;gap:.35rem;font-weight:600;display:inline-flex}.separator-dot[data-astro-cid-36omifm5]{color:#475569}.top-link[data-astro-cid-36omifm5]{color:#94a3b8;align-items:center;gap:.3rem;text-decoration:none;transition:color .15s;display:inline-flex}.top-link[data-astro-cid-36omifm5]:hover{color:#fff}.main-nav[data-astro-cid-36omifm5]{background:var(--color-surface)}.nav-inner[data-astro-cid-36omifm5]{max-width:var(--max-width);justify-content:space-between;align-items:center;gap:1.5rem;margin:0 auto;padding:.85rem 1.25rem;display:flex}.brand-logo[data-astro-cid-36omifm5]{flex-shrink:0;align-items:center;gap:.75rem;text-decoration:none;display:flex}.logo-mark[data-astro-cid-36omifm5]{justify-content:center;align-items:center;display:flex}.logo-text[data-astro-cid-36omifm5]{flex-direction:column;display:flex}.brand-name[data-astro-cid-36omifm5]{letter-spacing:-.03em;color:var(--color-text);font-size:1.45rem;font-weight:900;line-height:1.1}.brand-name[data-astro-cid-36omifm5] .highlight[data-astro-cid-36omifm5]{color:#0284c7;margin-left:2px}.brand-sub[data-astro-cid-36omifm5]{text-transform:uppercase;letter-spacing:.06em;color:var(--color-muted);font-size:.68rem;font-weight:600}.nav-links[data-astro-cid-36omifm5]{align-items:center;gap:1.25rem;display:flex}.nav-link[data-astro-cid-36omifm5]{color:var(--color-muted);align-items:center;gap:.35rem;padding:.5rem .25rem;font-size:.92rem;font-weight:600;text-decoration:none;transition:color .15s;display:inline-flex;position:relative}.nav-link[data-astro-cid-36omifm5]:hover,.nav-link[data-astro-cid-36omifm5].active{color:var(--color-brand)}.badge-nav-save[data-astro-cid-36omifm5]{color:#d97706;background:#f59e0b26;border:1px solid #f59e0b4d;border-radius:999px;padding:.15rem .45rem;font-size:.68rem;font-weight:700}.unlimited-link[data-astro-cid-36omifm5]{color:var(--color-brand-strong)}.badge-price[data-astro-cid-36omifm5]{background:var(--color-brand-soft);color:var(--color-brand-strong);border-radius:999px;padding:.15rem .5rem;font-size:.7rem;font-weight:800}.dropdown-wrap[data-astro-cid-36omifm5]{position:relative}.dropdown-chevron[data-astro-cid-36omifm5]{transition:transform .2s}.dropdown-wrap[data-astro-cid-36omifm5]:hover .dropdown-chevron[data-astro-cid-36omifm5]{transform:rotate(180deg)}.dropdown-menu[data-astro-cid-36omifm5]{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);opacity:0;visibility:hidden;z-index:100;width:440px;padding:1.25rem;transition:all .2s cubic-bezier(.16,1,.3,1);position:absolute;top:100%;left:0;transform:translateY(10px);box-shadow:0 16px 36px #00000026}.dropdown-wrap[data-astro-cid-36omifm5]:hover .dropdown-menu[data-astro-cid-36omifm5]{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-header[data-astro-cid-36omifm5]{border-bottom:1px solid var(--color-border);text-transform:uppercase;letter-spacing:.05em;color:var(--color-muted);justify-content:space-between;align-items:center;margin-bottom:.75rem;padding-bottom:.75rem;font-size:.8rem;font-weight:700;display:flex}.dropdown-all[data-astro-cid-36omifm5]{color:var(--color-brand);text-transform:none;font-weight:600;text-decoration:none}.dropdown-grid[data-astro-cid-36omifm5]{grid-template-columns:repeat(2,1fr);gap:.5rem;display:grid}.discipline-dropdown-item[data-astro-cid-36omifm5]{border-radius:var(--radius-sm);padding:.5rem .65rem;text-decoration:none;transition:background .15s}.discipline-dropdown-item[data-astro-cid-36omifm5]:hover{background:var(--color-surface-raised)}.item-title[data-astro-cid-36omifm5]{color:var(--color-text);font-size:.88rem;font-weight:600}.item-count[data-astro-cid-36omifm5]{color:var(--color-muted);font-size:.72rem}.nav-actions[data-astro-cid-36omifm5]{align-items:center;gap:.75rem;display:flex}.btn-outline-nav[data-astro-cid-36omifm5]{color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.55rem 1rem;font-size:.86rem;font-weight:600;text-decoration:none;transition:all .15s}.btn-outline-nav[data-astro-cid-36omifm5]:hover{border-color:var(--color-brand);color:var(--color-brand)}.btn-gold-nav[data-astro-cid-36omifm5]{background:var(--gradient-gold);color:#0f172a;border-radius:var(--radius-md);align-items:center;padding:.55rem 1.1rem;font-size:.86rem;font-weight:700;text-decoration:none;transition:all .2s;display:inline-flex;box-shadow:0 4px 12px #f59e0b4d}.btn-gold-nav[data-astro-cid-36omifm5]:hover{color:#000;transform:translateY(-1px);box-shadow:0 6px 16px #f59e0b73}.mobile-toggle[data-astro-cid-36omifm5]{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:5px;padding:.5rem;display:none}.mobile-toggle[data-astro-cid-36omifm5] .bar[data-astro-cid-36omifm5]{background:var(--color-text);width:22px;height:2px;transition:all .2s}.mobile-menu[data-astro-cid-36omifm5]{background:var(--color-surface);border-top:1px solid var(--color-border);padding:1.25rem;display:none}.mobile-menu[data-astro-cid-36omifm5].is-open{display:block}.mobile-link[data-astro-cid-36omifm5]{color:var(--color-text);border-bottom:1px solid var(--color-border);padding:.65rem 0;font-size:1rem;font-weight:600;text-decoration:none;display:block}.mobile-sublinks[data-astro-cid-36omifm5]{flex-direction:column;gap:.35rem;padding:.5rem 0 .5rem 1rem;display:flex}.mobile-sublink[data-astro-cid-36omifm5]{color:var(--color-muted);font-size:.88rem;text-decoration:none}.highlight-mobile[data-astro-cid-36omifm5]{color:var(--color-brand-strong)}.mobile-cta-wrap[data-astro-cid-36omifm5]{margin-top:1.25rem}@media (width<=1024px){.top-bar-text[data-astro-cid-36omifm5],.nav-links[data-astro-cid-36omifm5],.btn-outline-nav[data-astro-cid-36omifm5]{display:none}.mobile-toggle[data-astro-cid-36omifm5]{display:flex}}.site-footer[data-astro-cid-7rbcu4tr]{color:#cbd5e1;background:#090f1d;border-top:1px solid #1e293b;margin-top:4rem}.footer-guarantee-strip[data-astro-cid-7rbcu4tr]{background:#0d172a;border-bottom:1px solid #1e293b;padding:2rem 0}.footer-container[data-astro-cid-7rbcu4tr]{max-width:var(--max-width);margin:0 auto;padding:0 1.25rem}.guarantee-grid[data-astro-cid-7rbcu4tr]{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;display:grid}.guarantee-item[data-astro-cid-7rbcu4tr]{align-items:flex-start;gap:1rem;display:flex}.guarantee-icon[data-astro-cid-7rbcu4tr]{color:#38bdf8;border-radius:var(--radius-md);background:#0284c726;border:1px solid #38bdf840;flex-shrink:0;padding:.65rem;display:flex}.guarantee-text[data-astro-cid-7rbcu4tr] strong[data-astro-cid-7rbcu4tr]{color:#fff;margin-bottom:.2rem;font-size:.95rem;display:block}.guarantee-text[data-astro-cid-7rbcu4tr] span[data-astro-cid-7rbcu4tr]{color:#94a3b8;font-size:.82rem;line-height:1.4}.footer-main[data-astro-cid-7rbcu4tr]{grid-template-columns:2fr 1.2fr 1.2fr 1.2fr;gap:2.5rem;padding:3.5rem 1.25rem 3rem;display:grid}.brand-col[data-astro-cid-7rbcu4tr]{padding-right:1.5rem}.footer-logo-title[data-astro-cid-7rbcu4tr]{color:#fff;letter-spacing:-.02em;font-size:1.6rem;font-weight:900}.footer-logo-title[data-astro-cid-7rbcu4tr] .highlight[data-astro-cid-7rbcu4tr]{color:#38bdf8}.brand-desc[data-astro-cid-7rbcu4tr]{color:#94a3b8;margin:1rem 0 1.5rem;font-size:.88rem;line-height:1.6}.board-badges[data-astro-cid-7rbcu4tr]{flex-wrap:wrap;gap:.5rem;display:flex}.board-badge[data-astro-cid-7rbcu4tr]{color:#38bdf8;border-radius:var(--radius-full);background:#38bdf81a;border:1px solid #38bdf833;padding:.25rem .6rem;font-size:.72rem;font-weight:700}.col-heading[data-astro-cid-7rbcu4tr]{color:#fff;text-transform:uppercase;letter-spacing:.05em;margin-bottom:1.25rem;font-size:.95rem;font-weight:700}.footer-links[data-astro-cid-7rbcu4tr]{flex-direction:column;gap:.6rem;margin:0;padding:0;list-style:none;display:flex}.footer-links[data-astro-cid-7rbcu4tr] a[data-astro-cid-7rbcu4tr]{color:#94a3b8;font-size:.88rem;text-decoration:none;transition:color .15s}.footer-links[data-astro-cid-7rbcu4tr] a[data-astro-cid-7rbcu4tr]:hover{color:#38bdf8}.view-all-link[data-astro-cid-7rbcu4tr]{font-weight:600;color:#38bdf8!important}.unlimited-gold[data-astro-cid-7rbcu4tr]{font-weight:700;color:#f59e0b!important}.footer-bottom[data-astro-cid-7rbcu4tr]{color:#64748b;border-top:1px solid #1e293b;padding:1.5rem 0;font-size:.82rem}.bottom-inner[data-astro-cid-7rbcu4tr]{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;display:flex}.legal-links[data-astro-cid-7rbcu4tr]{align-items:center;gap:.75rem;display:flex}.legal-links[data-astro-cid-7rbcu4tr] a[data-astro-cid-7rbcu4tr]{color:#94a3b8;text-decoration:none}.legal-links[data-astro-cid-7rbcu4tr] a[data-astro-cid-7rbcu4tr]:hover{color:#fff}.sep[data-astro-cid-7rbcu4tr]{color:#475569}@media (width<=900px){.footer-main[data-astro-cid-7rbcu4tr]{grid-template-columns:1fr 1fr;gap:2rem}.brand-col[data-astro-cid-7rbcu4tr]{grid-column:span 2}}@media (width<=600px){.footer-main[data-astro-cid-7rbcu4tr]{grid-template-columns:1fr}.brand-col[data-astro-cid-7rbcu4tr]{grid-column:span 1}.bottom-inner[data-astro-cid-7rbcu4tr]{text-align:center;flex-direction:column}}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-sans,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif);background-color:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;scroll-behavior:smooth}body{flex-direction:column;min-height:100vh;line-height:1.55;display:flex}main{flex:1}a{color:var(--color-brand);transition:color .15s}a:hover{color:var(--color-brand-strong)}img{max-width:100%;height:auto;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.25rem}.container-wide{max-width:var(--max-width-wide);margin:0 auto;padding:0 1.25rem}