:root{--ink:#064e50;--blue:#24b5e8;--bg:#f5f9f8;--muted:#5b7376;--line:#dae7e5;--paper:#fff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,sans-serif}button,input,textarea,select{font:inherit}button,a,input,textarea,select{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}header{height:88px;padding:16px 5%;border-bottom:1px solid var(--line);background:white;display:flex;align-items:center;justify-content:space-between}.brand{text-decoration:none;color:var(--ink);display:flex;gap:12px;align-items:center;font-weight:800;letter-spacing:2px}.brand small{display:block;font-size:9px;letter-spacing:1.5px}.mark{font-size:28px;background:var(--ink);color:white;width:48px;height:48px;border-radius:14px;display:grid;place-items:center}#save{font-size:12px;color:var(--muted)}.layout{max-width:1360px;margin:auto;display:grid;grid-template-columns:270px 1fr;gap:46px;padding:35px 5%}aside{align-self:start;position:sticky;top:24px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:2px;color:var(--muted)}nav{display:flex;flex-direction:column;gap:5px}nav a{padding:10px 12px;border-radius:10px;color:var(--muted);text-decoration:none;font-size:14px;display:flex;gap:12px;align-items:center}nav a.active{background:#dcefed;color:var(--ink);font-weight:700}nav a:hover{background:#e7f1ef}.navnum{font-size:11px;color:#6e8e8f;min-width:18px}.aside-note{border-top:1px solid var(--line);margin-top:25px;padding-top:20px;font-size:13px}.aside-note small{color:var(--muted)}main{min-width:0;padding-bottom:40px}h1{font-size:clamp(32px,5vw,54px);line-height:1.13;letter-spacing:-2px;margin:15px 0 20px;font-weight:750}h2{font-size:25px;line-height:1.3;letter-spacing:-.6px}h3{font-size:17px;margin:0 0 8px}p{margin:12px 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