:root{--deep:#073B4C;--teal:#087F8C;--mist:#F3FAF9;--ink:#102A33;--muted:#5D727A}
    *{box-sizing:border-box}
    body{margin:0;background:var(--mist);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.65}
    main{width:min(820px,calc(100% - 36px));margin:0 auto;padding:52px 0 72px}
    .brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--deep);font-weight:900;letter-spacing:.08em;margin-bottom:36px}
    .brand img{width:54px;height:54px;border-radius:50%}
    article{background:white;border:1px solid rgba(7,59,76,.1);border-radius:22px;padding:clamp(24px,5vw,48px);box-shadow:0 18px 55px rgba(7,59,76,.10)}
    h1,h2{color:var(--deep);line-height:1.15}
    h1{font-size:clamp(2.2rem,6vw,3.5rem);margin:0 0 10px}
    h2{margin-top:34px}
    .updated{color:var(--muted)}
    a{color:var(--teal);font-weight:700}
    .back{display:inline-block;margin-top:32px}