:root{--navy: #1b2230;--navy-2: #242e44;--navy-3: #2e3a54;--orange: #e09b28;--orange-hover: #c9871f;--paper: #fdfcfd;--paper-2: #f5f5f7;--line: #e6e2da;--text: #1b2230;--muted: #5a6272;--ok: #1a7f4a;--warn: #9a6b00;--radius: 14px;--max: 980px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:ui-sans-system,-apple-system,BlinkMacSystemFont,SF Pro Text,Inter,Segoe UI,Helvetica,Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--navy-2);text-underline-offset:3px}a:hover{color:var(--orange-hover)}.site-header{position:sticky;top:0;z-index:20;background:#fdfcfdeb;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.header-inner{max-width:var(--max);margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand 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