:root{--ink:#111936;--muted:#65708c;--violet:#5945db;--violet2:#7a5cf5;--cyan:#00d4c5;--pale:#f5f6ff;--line:#e7e9f5;--success:#1f9b66}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}.site-shell{min-height:100vh}.header{height:82px;max-width:1180px;margin:auto;padding:0 26px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid transparent}.brand{display:flex;align-items:center;gap:12px;font-size:15px;line-height:1.05;letter-spacing:.01em}.brandmark{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;color:#fff;font-family:Georgia,serif;font-size:26px;font-weight:bold;background:linear-gradient(135deg,var(--violet2),var(--cyan));box-shadow:0 8px 22px #5945db33}.brand 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