:root { --deep:#073f35; --paper:#f6fbf8; --ink:#092c26; --muted:#587069; --line:rgba(6,67,55,.12); }
    * { box-sizing:border-box; }
    body { margin:0; color:var(--ink); background:var(--paper); font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif; -webkit-font-smoothing:antialiased; }
    a { color:var(--deep); }
    header { color:white; background:linear-gradient(145deg,#042720,#075443 62%,#087a5d); }
    nav { width:min(960px,calc(100% - 36px)); margin:auto; padding:24px 0; }
    .brand { display:inline-flex; align-items:center; gap:12px; color:white; text-decoration:none; font-size:1.18rem; font-weight:850; }
    .brand img { width:44px; height:44px; border-radius:13px; background:white; object-fit:cover; }
    .hero { width:min(960px,calc(100% - 36px)); margin:auto; padding:55px 0 72px; }
    .hero p { color:rgba(255,255,255,.72); }
    h1 { margin:0 0 16px; font-size:clamp(2.8rem,7vw,5.2rem); line-height:.95; letter-spacing:-.06em; }
    main { width:min(820px,calc(100% - 36px)); margin:54px auto 90px; }
    section { margin:0 0 34px; padding:28px; border:1px solid var(--line); border-radius:22px; background:white; }
    h2 { margin:0 0 12px; font-size:1.35rem; }
    p, li { color:var(--muted); line-height:1.7; }
    li + li { margin-top:7px; }
    footer { width:min(820px,calc(100% - 36px)); margin:auto; padding:0 0 40px; color:var(--muted); font-size:.9rem; }