:root{--bg:#f5f5ef;--ink:#172b2a;--muted:#586762;--card:#fff;--line:#d9ded6;--green:#c2e78b;--dark:#193c35}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit}a:focus-visible,button:focus-visible{outline:3px solid #54832c;outline-offset:5px}.wrap{max-width:1120px;margin:auto;padding:0 28px}header{border-bottom:1px solid var(--line)}nav{min-height:90px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{text-decoration:none;font-size:20px;font-weight:800;letter-spacing:-.8px}.brand span{display:inline-grid;place-items:center;background:var(--dark);color:var(--green);width:34px;height:34px;border-radius:10px;margin-right:10px}nav .links{display:flex;gap:25px;align-items:center}.links a{text-decoration:none;font-size:14px;font-weight:650}.tag{display:inline-block;font-size:12px;font-weight:750;letter-spacing:2px;text-transform:uppercase;color:#47624b}.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:65px;align-items:center;padding:65px 0 55px}h1{font-size:clamp(38px,5vw,64px);line-height:1.08;letter-spacing:-3px;font-weight:750;margin:20px 0 25px}h2{font-size:28px;line-height:1.25;letter-spacing:-1px}h3{font-size:21px;letter-spacing:-.6px;margin:10px 0}.intro{font-size:18px;color:var(--muted);max-width:580px}.btn{display:inline-block;background:var(--dark);color:#fff;padding:12px 23px;border-radius:7px;text-decoration:none;font-weight:650;font-size:14px;margin-top:18px}.hero-art{background:var(--dark);color:white;border-radius:22px;padding:32px;min-height:320px;position:relative;overflow:hidden}.hero-art svg{display:block;width:100%;height:170px}.art-label{font-size:12px;color:var(--green);letter-spacing:2px}.art-line{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #537066;padding-top:18px;margin-top:20px;font-size:13px}.status{color:var(--green)}.section-top{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:25px 0}.section-top p{font-size:14px;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:25px;display:flex;flex-direction:column}.num{font-size:12px;letter-spacing:2px;color:var(--muted)}.card p{color:var(--muted);font-size:15px;margin:0 0 18px}.card a{font-size:14px;font-weight:700;text-decoration:none;margin-top:auto}.card a:hover{text-decoration:underline}.note{border-top:1px solid var(--line);margin-top:40px;padding:22px 0;color:var(--muted);font-size:14px}footer{margin-top:50px;border-top:1px solid var(--line);padding:23px 0 32px;font-size:13px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:20px}.crumb{font-size:13px;color:var(--muted);padding-top:30px}.article{max-width:780px;margin:35px auto 0}.article h1{font-size:48px}.article h2{margin-top:35px}.article p,.article li{color:var(--muted)}.article strong{color:var(--ink)}.article code{background:#e9eee3;padding:2px 7px;border-radius:4px}.checklist{padding:20px 0;border-top:1px solid var(--line)}.checklist label{display:block;padding:9px 0;cursor:pointer}.checklist input{margin-right:12px;accent-color:var(--dark);width:17px;height:17px}.progress{font-size:13px;font-weight:650;color:#466d2e}button{font:inherit;cursor:pointer;background:none;border:1px solid var(--line);border-radius:6px;padding:5px 13px;font-size:13px}.bottom-nav{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:22px;border-top:1px solid var(--line);font-size:14px}.bottom-nav a{text-decoration:none;font-weight:650}@media(max-width:720px){.hero{grid-template-columns:1fr;gap:25px;padding-top:35px}.grid{grid-template-columns:1fr}.hero-art{min-height:260px}h1{letter-spacing:-2px}.article h1{font-size:38px}.wrap{padding:0 20px}.section-top{display:block}.footer-inner{display:block}.links{gap:15px!important}nav{min-height:75px}}