:root{--bg: #f8f9fc;--surface: #ffffff;--border: #e5e8f0;--text: #1a2033;--text-muted: #5b6478;--primary: #4f46e5;--primary-soft: #eef0ff;--accent: #8b5cf6;--radius: 16px;--shadow: 0 1px 2px rgba(26, 32, 51, .05), 0 8px 24px rgba(26, 32, 51, .06)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased}.container{max-width:860px;margin:0 auto;padding:0 24px}.site-header{position:sticky;top:0;z-index:50;background:#ffffffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800;font-size:18px}.brand-name{font-weight:700;font-size:18px}.header-nav a{color:var(--text-muted);text-decoration:none;font-weight:500;font-size:15px;transition:color .2s ease}.header-nav a:hover{color:var(--primary)}.hero{padding:72px 0 40px;text-align:center;background:radial-gradient(60% 120% at 50% 0%,rgba(79,70,229,.1) 0%,transparent 60%),var(--bg)}.hero-eyebrow{display:inline-block;padding:6px 14px;border-radius:999px;background:var(--primary-soft);color:var(--primary);font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}.hero-title{margin-top:18px;font-size:clamp(2.4rem,6vw,3.6rem);font-weight:800;letter-spacing:-.02em}.gradient-text{background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-sub{max-width:560px;margin:16px auto 0;color:var(--text-muted);font-size:17px}.hero-meta{margin-top:24px;display:flex;flex-wrap:wrap;justify-content:center;gap:10px}.chip{padding:6px 14px;border-radius:999px;background:var(--surface);border:1px solid var(--border);color:var(--text-muted);font-size:13.5px;font-weight:500;box-shadow:var(--shadow)}.page-body{padding:24px 24px 96px}.toc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow)}.toc-label{display:block;font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:12px}.toc-links{display:flex;flex-wrap:wrap;gap:8px 6px}.toc-links a{color:var(--text);text-decoration:none;font-size:14px;font-weight:500;padding:6px 12px;border-radius:999px;background:var(--bg);border:1px solid transparent;transition:all .15s ease}.toc-links a:hover{color:var(--primary);border-color:var(--primary-soft);background:var(--primary-soft)}.policy-section{margin-top:48px;scroll-margin-top:88px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}.section-heading{display:flex;align-items:center;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--border);margin-bottom:18px}.section-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:var(--primary-soft);font-size:22px;flex-shrink:0}.section-heading h2{font-size:21px;font-weight:700;letter-spacing:-.01em}.prose p{color:var(--text-muted);margin:12px 0;font-size:15.5px}.prose h3{margin:22px 0 8px;font-size:15px;font-weight:700;color:var(--text)}.prose ul{margin:12px 0 12px 4px;list-style:none}.prose li{position:relative;padding-left:22px;margin:9px 0;color:var(--text-muted);font-size:15.5px}.prose li:before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent))}.site-footer{border-top:1px solid var(--border);background:var(--surface);padding:40px 0 28px}.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}.footer-brand{display:flex;align-items:center;gap:12px}.footer-title{font-weight:700}.footer-tag{color:var(--text-muted);font-size:13.5px}.footer-links{display:flex;gap:18px}.footer-links a{color:var(--primary);text-decoration:none;font-size:14.5px;font-weight:500}.footer-links a:hover{text-decoration:underline}.copyright{margin-top:28px;padding-top:20px;border-top:1px solid var(--border);color:var(--text-muted);font-size:13.5px}@media(max-width:640px){.hero{padding:48px 0 24px}.policy-section{padding:24px 20px;margin-top:32px}.footer-inner{flex-direction:column;align-items:flex-start}}