:root{--ink:#17313a;--muted:#5c7077;--paper:#fbfdfc;--soft:#edf6f3;--accent:#287a68;--accent2:#1f6657;--line:#d8e5e1;--warn:#fff7e6}
*{box-sizing:border-box}body{margin:0;font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:var(--paper)}
a{color:var(--accent2)}.wrap{width:min(1120px,92%);margin:auto}header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:68px}.brand{font-weight:800;text-decoration:none;color:var(--ink);font-size:1.2rem}
nav{display:flex;gap:18px;flex-wrap:wrap}nav a{text-decoration:none;color:var(--ink);font-size:.94rem}.hero{padding:72px 0 52px;background:linear-gradient(180deg,#edf6f3,transparent)}
h1{font-size:clamp(2rem,5vw,4.3rem);line-height:1.03;letter-spacing:-.045em;margin:.15em 0}.lead{font-size:1.18rem;color:var(--muted);max-width:760px}
main{padding:44px 0 70px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}
.card h2,.card h3{margin-top:0}.tag{font-size:.76rem;text-transform:uppercase;letter-spacing:.09em;font-weight:800;color:var(--accent)}
.btn{display:inline-block;background:var(--accent);color:#fff!important;text-decoration:none;font-weight:750;padding:13px 18px;border-radius:10px}.btn:hover{background:var(--accent2)}
.notice{border-left:4px solid var(--accent);background:var(--soft);padding:16px 18px;margin:24px 0;border-radius:8px}.warning{background:var(--warn);border-left-color:#b47b16}
.article{max-width:780px}.article h2{margin-top:2em;line-height:1.2}.article h3{margin-top:1.6em}.article li{margin:.5em 0}
.breadcrumb{font-size:.88rem;color:var(--muted);margin-bottom:22px}.meta{color:var(--muted);font-size:.9rem}.cta{margin:34px 0;padding:25px;border:1px solid var(--line);border-radius:16px;background:#fff}
footer{border-top:1px solid var(--line);padding:35px 0;color:var(--muted);font-size:.9rem}footer a{margin-right:14px}
table{width:100%;border-collapse:collapse;margin:22px 0}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
@media(max-width:780px){.grid{grid-template-columns:1fr}.nav{align-items:flex-start;padding:14px 0;flex-direction:column}nav{padding-bottom:10px}.hero{padding-top:45px}}