:root{color-scheme:light;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--font-sans:"Inter",system-ui,-apple-system,sans-serif;--font-mono:"JetBrains Mono",ui-monospace,monospace;--text-xs:0.75rem;--text-sm:0.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--text-4xl:2.25rem;--line-height-tight:1.25;--line-height-normal:1.5;--line-height-relaxed:1.75;--font-weight-light:300;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--letter-spacing-tight:-0.02em;--letter-spacing-wide:0.05em;--radius-token-sm:0.25rem;--radius-token-md:0.625rem;--radius-token-lg:0.75rem;--radius-token-xl:1rem;--radius-token-full:9999px;--focus-ring-width:2px;--focus-ring-offset:2px;--transition-fast:150ms ease;--transition-normal:250ms ease;--transition-smooth:200ms 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0/0.12);--bp-sm:640px;--bp-md:768px;--bp-lg:1024px;--bp-xl:1280px;--blob-blue:rgba(96,165,250,0.55);--blob-blue-soft:rgba(96,165,250,0.35);--blob-purple-soft:rgba(192,132,252,0.35);--blob-violet:rgba(196,132,252,0.45);--blob-sky-soft:rgba(56,189,248,0.35);--blob-green-soft:rgba(74,222,128,0.35);--blob-amber-soft:rgba(251,191,36,0.35);--blob-pink-soft:rgba(244,114,182,0.30);--color-bg-primary:#fafafa;--color-bg-secondary:#f4f4f5;--color-bg-tertiary:#e4e4e7;--color-bg-inverse:#18181b;--color-text-primary:#18181b;--color-text-secondary:#52525b;--color-text-muted:#6b6b73;--color-text-inverse:#fafafa;--color-border-default:rgba(0,0,0,0.08);--color-border-strong:rgba(0,0,0,0.15);--color-accent:#5a5de6;--color-accent-hover:#4f46e5;--color-accent-light:rgba(99,102,241,0.08);--color-accent-bg:rgba(99,102,241,0.05);--color-success:#16a34a;--color-success-strong:#15803d;--color-success-bg:rgba(22,163,74,0.08);--color-warning:#d97706;--color-warning-bg:rgba(217,119,6,0.08);--color-error:#dc2626;--color-error-bg:rgba(220,38,38,0.08);--color-info:#2563eb;--color-info-bg:rgba(37,99,235,0.08);--color-focus-ring:rgba(79,70,229,0.85);--color-surface-card:#ffffff;--color-surface-overlay:rgba(0,0,0,0.4);--color-surface-elevated:rgba(255,255,255,0.8);--color-input-bg:#ffffff;--color-input-border:rgba(0,0,0,0.12);--color-input-focus-border:#5a5de6;--color-button-primary-bg:#5a5de6;--color-button-primary-text:#ffffff;--color-button-primary-hover:#4f46e5;--color-button-secondary-bg:rgba(0,0,0,0.05);--color-button-secondary-text:#18181b;--color-button-secondary-hover:rgba(0,0,0,0.08)}[data-theme=dark]{color-scheme:dark;--color-bg-primary:#0a0a0a;--color-bg-secondary:#18181b;--color-bg-tertiary:#27272a;--color-bg-inverse:#fafafa;--color-text-primary:#fafafa;--color-text-secondary:#d4d4d8;--color-text-muted:#a1a1aa;--color-text-inverse:#18181b;--color-border-default:rgba(255,255,255,0.08);--color-border-strong:rgba(255,255,255,0.15);--color-accent:#818cf8;--color-accent-hover:#6366f1;--color-accent-light:rgba(129,140,248,0.12);--color-accent-bg:rgba(129,140,248,0.08);--color-success:#22c55e;--color-success-strong:#22c55e;--color-success-bg:rgba(34,197,94,0.12);--color-warning:#f59e0b;--color-warning-bg:rgba(245,158,11,0.12);--color-error:#ef4444;--color-error-bg:rgba(239,68,68,0.12);--color-info:#3b82f6;--color-info-bg:rgba(59,130,246,0.12);--color-focus-ring:rgba(165,180,252,0.9);--color-surface-card:#18181b;--color-surface-overlay:rgba(0,0,0,0.7);--color-surface-elevated:rgba(24,24,27,0.85);--color-input-bg:#27272a;--color-input-border:rgba(255,255,255,0.12);--color-input-focus-border:#818cf8;--color-button-primary-bg:#5a5de6;--color-button-primary-text:#ffffff;--color-button-primary-hover:#818cf8;--color-button-secondary-bg:rgba(255,255,255,0.08);--color-button-secondary-text:#fafafa;--color-button-secondary-hover:rgba(255,255,255,0.12)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:root{--bg:#ffffff;--fg:#0b1220;--muted:#4b5563;--primary:#1d4ed8;--primary-hover:#1e40af;--primary-fg:#ffffff;--accent:#7c3aed;--accent-hover:#6d28d9;--border:#e5e7eb;--border-strong:#cbd5e1;--surface:#ffffff;--surface-soft:#f6f8fb;--surface-soft-2:#eef2f7;--accent-soft:#eef2ff;--accent-soft-2:#faf5ff;--success-fg:#065f46;--success-bg:#d1fae5;--warning-fg:#92400e;--warning-bg:#fef3c7;--danger-fg:#991b1b;--danger-bg:#fee2e2;--focus-ring:#b45309;--radius:14px;--radius-sm:10px;--radius-pill:999px;--shadow-xs:0 1px 2px rgba(15,23,42,.04);--shadow-sm:0 4px 8px -2px rgba(15,23,42,.06),0 2px 4px -2px rgba(15,23,42,.04);--shadow-md:0 12px 24px -8px rgba(15,23,42,.10),0 4px 8px -4px rgba(15,23,42,.06);--shadow-lg:0 24px 48px -16px rgba(15,23,42,.18),0 8px 16px -8px rgba(15,23,42,.10);--header-height:68px;--ill-bg-from:#e7efff;--ill-bg-to:#f3f0fb;--ill-surface:#ffffff;--ill-surface-2:#f1f5f9;--ill-line:#cbd5e1;--ill-grid:#e2e8f0;--ill-ink:#0f172a;--ill-muted:#64748b;--ill-faint:#94a3b8;--ill-accent:#1a73e8;--ill-accent-strong:#0b57d0;--ill-info-soft:#e8f0fe;--ill-info:#1a73e8;--ill-danger-soft:#fee2e2;--ill-danger:#991b1b;--ill-success-soft:#dcfce7;--ill-success:#065f46;--ill-terminal:#0f172a;--ill-terminal-line:#475569}[data-theme=dark]{--bg:#0a0f1c;--fg:#f1f5f9;--focus-ring:#fbbf24;--muted:#cbd5e1;--border:#1f2a44;--border-strong:#334155;--surface:#0f172a;--surface-soft:#131c33;--surface-soft-2:#1c2542;--accent-soft:#1e2a52;--accent-soft-2:#2a1c4a;--primary:#60a5fa;--primary-hover:#93c5fd;--primary-fg:#0a0f1c;--accent:#a78bfa;--accent-hover:#c4b5fd;--shadow-sm:0 4px 8px -2px rgba(0,0,0,.4);--shadow-md:0 12px 24px -8px rgba(0,0,0,.5);--shadow-lg:0 24px 48px -16px rgba(0,0,0,.6);--ill-bg-from:#15203c;--ill-bg-to:#0f1830;--ill-surface:#1e293b;--ill-surface-2:#172036;--ill-line:#334155;--ill-grid:#283449;--ill-ink:#e2e8f0;--ill-muted:#94a3b8;--ill-faint:#64748b;--ill-accent:#60a5fa;--ill-accent-strong:#3b82f6;--ill-info-soft:#1e2a52;--ill-info:#93c5fd;--ill-danger-soft:#3a1f25;--ill-danger:#fca5a5;--ill-success-soft:#123524;--ill-success:#6ee7b7;--ill-terminal:#0b1120;--ill-terminal-line:#475569}*{box-sizing:border-box}body,html{margin:0;padding:0;overflow-x:clip;max-width:100%}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 16px)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,Helvetica Neue,Arial,sans-serif;color:var(--fg);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4,h5,h6{line-height:1.15;letter-spacing:-.01em;margin-top:0}h1{font-size:clamp(36px,6vw,64px);font-weight:800;letter-spacing:-.02em}h2{font-size:clamp(24px,3.4vw,34px);font-weight:750}h3{font-size:18px;font-weight:700}a{color:var(--primary);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}a:hover{color:var(--primary-hover);text-decoration-thickness:2px}.btn,nav a{text-decoration:none}nav a:hover{text-decoration:underline;text-underline-offset:3px}:focus{outline:none}:focus-visible{outline:3px solid var(--focus-ring);outline-offset:2px;border-radius:6px}.container{max-width:1180px;margin:0 auto;padding:0 24px}.container--narrow{max-width:820px}.container--reading{max-width:720px}main{min-height:60vh}.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--fg);color:var(--bg);padding:12px 16px;border-radius:0 0 8px 0;font-weight:700;text-decoration:none}.skip-link:focus{left:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;min-height:44px;border-radius:12px;font-weight:600;font-size:15px;border:1.5px solid transparent;cursor:pointer;text-decoration:none;transition:background-color .15s,border-color .15s,color .15s,transform .1s,box-shadow .15s;white-space:nowrap}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--primary);color:var(--primary-fg);box-shadow:0 6px 14px -6px rgba(29,78,216,.55)}.btn-primary:hover{background:var(--primary-hover);color:var(--primary-fg);box-shadow:0 10px 20px -8px rgba(29,78,216,.55)}.btn-ghost{border-color:var(--border-strong);color:var(--fg);background:transparent}.btn-ghost:hover{border-color:var(--primary)}.btn-ghost:hover,.btn-soft{color:var(--primary);background:var(--accent-soft)}.btn-soft{border-color:transparent}.btn-soft:hover{background:var(--accent-soft-2);color:var(--accent)}.btn-sm{min-height:38px;padding:8px 14px;font-size:14px;border-radius:10px}.btn-lg{min-height:52px;padding:14px 26px;font-size:17px;border-radius:14px}.eyebrow{display:inline-block;padding:6px 14px;border-radius:var(--radius-pill);background:var(--surface);border:1px solid var(--border);font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin:0}.eyebrow,.lead{color:var(--muted)}.lead{font-size:18px;line-height:1.7;max-width:70ch}.muted{color:var(--muted)}.card{display:flex;flex-direction:column;gap:12px;padding:24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-xs);transition:border-color .15s,transform .15s,box-shadow .15s}.card--interactive,a.card{color:var(--fg);text-decoration:none}.card--interactive:hover,a.card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);transform:translateY(-2px)}.icon-chip{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:var(--accent-soft);color:var(--primary)}.icon-chip--lg{width:56px;height:56px;border-radius:14px}.tag{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:700;padding:4px 10px;border-radius:var(--radius-pill);background:var(--accent-soft);color:var(--primary);text-transform:uppercase;letter-spacing:.04em}.tag--success{background:var(--success-bg);color:var(--success-fg)}.tag--warning{background:var(--warning-bg);color:var(--warning-fg)}.tag--danger{background:var(--danger-bg);color:var(--danger-fg)}.section{padding:clamp(56px,8vw,96px) 0}.section--soft{background:var(--surface-soft);border-block:1px solid var(--border)}.grid{display:grid}.grid--gap-3{gap:var(--space-3)}.grid--gap-4{gap:var(--space-4)}.grid--gap-5{gap:var(--space-5)}.grid--gap-6{gap:var(--space-6)}.grid--auto-180{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.grid--auto-220{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.grid--auto-240{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.grid--auto-260{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid--auto-280{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid--auto-300{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid--auto-320{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.grid--center{text-align:center}.grid--split-2{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}@media (max-width:768px){.grid--split-2{grid-template-columns:1fr}}.stat-src{margin-top:var(--space-2);font-size:.74rem;line-height:1.5;color:var(--muted)}.sr-only,.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media (forced-colors:active){.btn{border-color:ButtonBorder}:focus-visible{outline-color:Highlight}.card{border-color:ButtonBorder}}.cmp-table{width:100%;border-collapse:collapse}.cmp-table th{padding:16px;text-align:left;background:var(--fg);color:var(--bg);font-weight:600;font-size:15px}.cmp-table th:nth-child(2){background:var(--primary);color:#fff}.cmp-table td:not(:first-child),.cmp-table th:not(:first-child){text-align:center}.cmp-table td{padding:14px 16px;border-bottom:1px solid var(--border);font-size:14px}.cmp-table tr:last-child td{border-bottom:none}.cmp-table td:first-child{font-weight:500}.cmp-table .cmp-us{background:var(--surface-soft);font-weight:600}@media (max-width:640px){.cmp-table td,.cmp-table th{padding:10px 8px;font-size:12.5px}}