:root{--navy:#10213b;--blue:#1769d2;--pale:#eef5ff;--ink:#202b3c;--muted:#66758a;--line:#dce5f0;--white:#fff}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#f6f8fc;line-height:1.65}
header{background:linear-gradient(120deg,#10213b,#174d91);color:white;padding:22px max(5vw,20px)}
.nav{max-width:1120px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.brand{font-weight:800;font-size:1.25rem;letter-spacing:.2px;color:white;text-decoration:none}
nav a{color:white;text-decoration:none;margin-left:18px;font-weight:600}
.hero{max-width:1120px;margin:42px auto 28px;padding:0 20px}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.15;color:var(--navy);margin:0 0 15px}
.hero p{max-width:780px;color:var(--muted);font-size:1.08rem}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px 60px}
.notice{background:#fff8e8;border:1px solid #f0dba8;padding:14px 17px;border-radius:12px;color:#59451b;margin:20px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{background:white;border:1px solid var(--line);border-radius:14px;padding:19px;box-shadow:0 4px 16px rgba(18,43,75,.04);display:flex;flex-direction:column;justify-content:space-between;min-height:190px}
.card h2{font-size:1.08rem;line-height:1.4;margin:0 0 12px;color:var(--navy)}
.button{display:inline-block;background:var(--blue);color:white!important;text-decoration:none;padding:10px 16px;border-radius:8px;font-weight:700;border:0;cursor:pointer;align-self:flex-start}
.button:hover{background:#0d4fa8}
.secondary{background:#eaf1fb;color:#174d91!important}
.article{max-width:850px;margin:40px auto;padding:0 20px 60px}
.article-panel{background:white;border:1px solid var(--line);border-radius:16px;padding:clamp(22px,4vw,42px);box-shadow:0 8px 28px rgba(18,43,75,.05)}
.article h1{font-size:clamp(1.8rem,4vw,2.65rem);line-height:1.2;color:var(--navy);margin-top:0}
.article h2{color:var(--navy);margin-top:28px}
.article p,.article li{color:#39485d}
.breadcrumb{font-size:.9rem;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--blue);text-decoration:none}
footer{background:#10213b;color:#dbe6f5;padding:28px 20px;text-align:center}
footer a{color:white}
.small{font-size:.92rem;color:var(--muted)}
.search{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:9px;font-size:1rem;margin:10px 0 22px}
@media(max-width:600px){nav a{margin-left:0;margin-right:14px}.article-panel{padding:22px}}