:root{color:#111;background:#fff;font-family:Inter,Arial,sans-serif}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}.nav{display:flex;gap:24px;padding:20px 5vw;border-bottom:1px solid #eaeaea}.hero{padding:96px 5vw;background:#f7f7f7}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:20px;gap:20px;padding:48px 5vw}.card{border:1px solid #eaeaea;padding:24px;min-height:180px}@media(max-width:600px){.hero{padding:64px 24px}.grid{padding:32px 24px}}.knowledge-page{max-width:850px;margin:0 auto;padding:56px 24px 90px;line-height:1.8}.knowledge-page h1{font-size:32px;line-height:1.3}.knowledge-page .eyebrow{font-size:12px;letter-spacing:.18em;color:#666}.knowledge-list{display:grid;grid-gap:18px;gap:18px;margin-top:32px}.knowledge-card{border:1px solid #eaeaea;border-radius:14px;padding:24px;background:#fff}.knowledge-card h2{font-size:21px;line-height:1.4}.knowledge-card small,.knowledge-source{color:#666}.knowledge-source a{text-decoration:underline;text-underline-offset:3px}.knowledge-answer{font-size:18px;border-left:3px solid #111;padding:6px 0 6px 20px}.footer,.nav{flex-wrap:wrap}.footer{display:flex;gap:10px 18px;align-items:center;padding:24px 5vw;border-top:1px solid #eaeaea;color:#666;font-size:13px}.footer a{text-decoration:underline;text-underline-offset:3px}.footer a:hover{color:#111}