:root{--bg: #f6f7fb;--surface: #ffffff;--surface-muted: #eef2f7;--border: #e2e8f0;--border-strong: #cbd5e1;--text: #0f172a;--text-secondary: #334155;--text-muted: #64748b;--text-inverse: #ffffff;--text-inverse-soft: #dbeafe;--primary: #172554;--primary-dark: #0f172a;--primary-soft: #dbeafe;--primary-softer: #eff6ff;--accent: #facc15;--accent-soft: #fef9c3;--warning: #b45309;--warning-soft: #fef3c7;--warning-border: #fde68a;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--shadow-card: 0 3px 12px rgba(15, 23, 42, .05);--shadow-soft: 0 2px 8px rgba(15, 23, 42, .04);--container: 880px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}code{background:var(--surface-muted);padding:0 6px;border-radius:4px;font-size:.92em;color:var(--primary-dark)}.page{display:flex;flex-direction:column;min-height:100vh}.content{width:100%;max-width:var(--container);margin:0 auto;padding:32px 20px 80px;flex:1}.site-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:14px 20px;background:#f6f7fbeb;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--border)}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:18px}.brand:hover{text-decoration:none}.brand-mark{width:22px;height:22px;border-radius:6px;background:var(--primary);box-shadow:inset 0 -3px 0 var(--accent)}.brand-name{letter-spacing:.2px}.nav{display:flex;gap:6px;flex-wrap:wrap}.nav-link{padding:8px 12px;border-radius:999px;color:var(--text-secondary);font-weight:600;font-size:14px}.nav-link:hover{background:var(--surface-muted);text-decoration:none;color:var(--text)}.nav-link-active{background:var(--primary-soft);color:var(--primary-dark)}.site-footer{margin-top:auto;border-top:1px solid var(--border);background:var(--surface)}.footer-inner{max-width:var(--container);margin:0 auto;padding:24px 20px 40px;display:flex;flex-direction:column;gap:8px;color:var(--text-secondary);font-size:14px}.footer-links{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.footer-meta{color:var(--text-muted);font-size:13px}.hero{padding:36px 0 28px}.eyebrow{display:inline-block;font-size:11px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;color:var(--primary);margin-bottom:14px}.hero-title{font-size:clamp(36px,7vw,56px);line-height:1.05;font-weight:800;margin:0 0 12px;letter-spacing:-.5px}.hero-subtitle{font-size:clamp(17px,2.3vw,20px);color:var(--text-secondary);margin:0 0 14px;max-width:640px}.hero-text{font-size:16px;color:var(--text-secondary);margin:0 0 24px;max-width:640px}.hero-note{margin-top:18px;font-size:13px;color:var(--text-muted)}.cta-row{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:var(--radius-md);font-weight:700;font-size:15px;border:1px solid transparent;transition:transform .05s ease,opacity .1s ease;cursor:pointer}.btn:hover{text-decoration:none;opacity:.92}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--primary);color:var(--text-inverse)}.btn-secondary{background:var(--primary-soft);color:var(--primary-dark)}.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}@media(max-width:720px){.cards{grid-template-columns:1fr}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:22px 22px 18px;box-shadow:var(--shadow-soft)}.card h2{margin:0 0 10px;font-size:17px;font-weight:800}.card-soft{background:var(--primary-softer);border-color:var(--primary-soft)}.list-bullets{margin:0;padding-left:18px}.list-bullets li{margin:6px 0;color:var(--text-secondary);font-size:15px}.list-bullets li::marker{color:var(--primary)}.callout{margin-top:24px;padding:16px 18px;background:var(--warning-soft);border:1px solid var(--warning-border);border-radius:var(--radius-lg);color:var(--text);font-size:14px;line-height:1.55}.callout strong{color:var(--warning)}.doc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:36px clamp(20px,4vw,40px);box-shadow:var(--shadow-card)}.doc-header{margin-bottom:24px;border-bottom:1px solid var(--border);padding-bottom:18px}.doc-header h1{font-size:clamp(28px,5vw,36px);margin:0 0 10px;font-weight:800;letter-spacing:-.3px}.doc-lead{color:var(--text-secondary);font-size:16px;margin:0}.doc section{margin-top:22px}.doc h2{font-size:18px;margin:0 0 8px;font-weight:800;color:var(--text)}.doc p{margin:0 0 10px;color:var(--text-secondary)}.doc strong{color:var(--text)}.doc ul{margin:6px 0 12px;padding-left:20px}.doc ul li{margin:6px 0;color:var(--text-secondary)}.faq{display:flex;flex-direction:column;gap:10px;margin-top:10px}.faq-item{background:var(--surface-muted);border:1px solid var(--border);border-radius:var(--radius-md);padding:12px 16px}.faq-item[open]{background:var(--primary-softer);border-color:var(--primary-soft)}.faq-item summary{font-weight:700;color:var(--text);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-weight:800;color:var(--primary);font-size:18px;margin-left:12px}.faq-item[open] summary:after{content:"−"}.faq-answer{margin-top:10px;color:var(--text-secondary);font-size:15px;line-height:1.55}@media(max-width:520px){.site-header{padding:12px 16px}.nav-link{padding:6px 10px;font-size:13px}}