:root{
  --primary:#0a6dbb;
  --primary-600:#095fa4;
  --accent:#00b894;
  --bg:#f7fafc;
  --text:#1a202c;
  --muted:#718096;
  --card:#ffffff;
  --border:#e2e8f0;
}
*{box-sizing:border-box}
html,body{
  margin:0; padding:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Noto Sans",sans-serif;
  color:var(--text);
  background:var(--bg);
  scroll-behavior:smooth;
}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-600)}
.container{max-width:1100px;margin:0 auto;padding:0 16px}

/* Header */
header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--border)}
.topbar{display:flex;align-items:center;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;font-weight:700}
.brand img{height:42px;width:auto}
nav{display:flex;flex-wrap:wrap;gap:10px}
nav a{display:inline-block;padding:8px 12px;border-radius:10px;color:var(--text);border:1px solid transparent}
nav a.active, nav a:hover{background:#eef6fd;color:#0a4f86;border-color:#d6eaff}
.nav-right{margin-left:auto;display:flex;gap:8px;align-items:center}
.btn{display:inline-block;padding:8px 14px;border-radius:10px;border:1px solid var(--border);background:#fff;transition:transform .08s ease, box-shadow .2s}
.btn.primary{background:linear-gradient(135deg,var(--primary),#1288e8);border-color:var(--primary);color:#fff}
.btn.primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(2,32,71,.12)}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#e9f5ff,#ffffff);border-bottom:1px solid var(--border)}
.hero::after{content:"";position:absolute;inset:-20% -10% auto -10%;height:300px;background:radial-gradient(60% 60% at 20% 60%,rgba(18,136,232,.12),transparent 60%);pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;padding:40px 0}
.hero h1{margin:0 0 12px;font-size:clamp(24px,3.2vw,40px)}
.hero p{margin:0 0 18px;color:var(--muted)}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:0 8px 24px rgba(2,32,71,.06)}
.muted{color:var(--muted)}

/* Sections */
section{padding:36px 0}
.grid{display:grid;gap:18px}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr}
  .grid.cols-3,.grid.cols-4{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .grid.cols-3,.grid.cols-4,.grid.cols-2{grid-template-columns:1fr}
}
h2{font-size:clamp(20px,2.2vw,28px);margin:0 0 14px}
h3{margin:0 0 10px;font-size:18px}
ul.clean{list-style:none;margin:0;padding:0}
ul.clean li{padding:8px 0;border-bottom:1px dashed var(--border)}
.link-row{display:flex;flex-wrap:wrap;gap:10px}
.badge{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:999px;padding:8px 12px;background:#fff}
.badge strong{white-space:nowrap}
.downloads a{display:block}

/* Footer */
footer{border-top:1px solid var(--border);background:#fff}
.footer-grid{display:grid;gap:20px;grid-template-columns:2fr 1fr 1fr}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr}}
.copyright{padding:12px 0;border-top:1px solid var(--border);font-size:14px;color:var(--muted)}

/* Visual polish (extra) */
.card{box-shadow:0 8px 24px rgba(2,32,71,.06)}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(2,32,71,.12)}
.notice{background:#0a6dbb;color:#fff;padding:10px 0}
.notice a{color:#fff;text-decoration:underline}
.section-title{display:flex;align-items:center;gap:10px}
.section-title .line{flex:1;height:1px;background:var(--border)}
.gallery{display:grid;gap:10px;grid-template-columns:repeat(4,minmax(0,1fr))}
.gallery img{width:100%;height:140px;object-fit:cover;border-radius:14px;border:1px solid var(--border)}
@media(max-width:900px){.gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.gallery img{height:120px}}
blockquote.quote{margin:0;padding:16px 18px;border-left:4px solid var(--primary);background:#fff}

/* ==== Form Anggota (rapih & responsif) ==== */
.form-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;   /* 2 kolom di desktop */
  gap:14px 18px;
  align-items:start;
  max-width: 720px;
}
.field{display:flex; flex-direction:column; gap:6px}
.field label{font-weight:600; font-size:14px}
.field input,.field textarea,.field select{
  width:100%;
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:10px;
  background:#fff;
}
.field textarea{min-height:92px; resize:vertical}
.form-grid .full{grid-column:1 / -1}   /* elemen melebar 2 kolom */
.form-grid .actions{grid-column:1 / -1}
.form-grid .actions .btn{padding:10px 18px}

/* mobile: 1 kolom */
@media (max-width: 720px){
  .form-grid{grid-template-columns:1fr}
}