:root{--ink:#0f2b46;--muted:#5f7f9a;--blue:#1a6cff}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,Arial,sans-serif;color:var(--ink);background:#f6fbff}
.container{max-width:1100px;margin:auto;padding:16px}
header{border-bottom:1px solid #e5eef8;background:#ffffffcc;backdrop-filter:saturate(140%) blur(6px);position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.brand img{height:54px;width:auto;display:block}
nav a{display:inline-block;text-decoration:none;color:#31597f;font-weight:600;margin-left:14px;padding:10px 8px;border-radius:10px}
nav a:hover{background:#eef5ff}
.hero{border-radius:14px;overflow:hidden;border:1px solid #e1edfb;background:#fff}
.hero img{width:100%;height:auto;display:block}
h1,h2{margin:18px 0 8px}
.muted{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:18px 0}
.card{padding:14px;border:1px solid #e1edfb;border-radius:14px;background:#fff}
.card h3{margin:8px 0 6px 0}
.btn{display:inline-block;background:var(--blue);color:#fff;padding:10px 16px;border-radius:999px;text-decoration:none;font-weight:700}
form{background:#fff;border:1px solid #e1edfb;border-radius:14px;padding:16px}
label{display:block;font-weight:600;margin:8px 0 6px;color:#31597f}
input,textarea{width:100%;padding:10px 12px;border:1px solid #d4e5fb;border-radius:10px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
footer{color:#5f7f9a;border-top:1px solid #e5eef8;margin-top:24px}
@media(max-width:900px){.grid{grid-template-columns:1fr 1fr}.two{grid-template-columns:1fr}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}