:root{color-scheme:light;--ink:#172033;--muted:#667085;--line:#e4e7ec;--accent:#3448a5;--bg:#f5f7fa}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Yu Gothic",Meiryo,sans-serif}
main{max-width:920px;margin:auto;padding:56px 20px 80px}.eyebrow{margin:0 0 8px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.16em}h1{margin:0;font-size:clamp(34px,7vw,58px);letter-spacing:-.04em}.lead{margin:14px 0 34px;color:var(--muted);line-height:1.8}.courses{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.courses a{display:flex;min-height:112px;flex-direction:column;justify-content:space-between;padding:20px;border:1px solid var(--line);border-radius:16px;background:#fff;color:var(--ink);text-decoration:none;box-shadow:0 4px 18px #1018280a;transition:.18s ease}.courses a:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 10px 25px #10182814}.courses strong{font-size:18px;line-height:1.5}.courses span{color:var(--muted);font-size:13px}@media(max-width:640px){main{padding-top:34px}.courses{grid-template-columns:1fr}.courses a{min-height:96px}}