:root {
  /* LATAR HALAMAN: biru gelap seperti contoh */
  --bg1: #0b1024; /* dasar navy */
  --bg2: #090d1e; /* gradasi bawah */
  --text: #e6eeff; /* teks global */
  --muted: #b6c3ff; /* teks sekunder */

  /* KARTU: tetap putih */
  --tile: #ffffff;
  --line: #e5e7eb;
  --thumb: #eef2ff;

  /* Aksi */
  --accent: #2563eb;
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: Inter, system-ui, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  /* Gradien + glow seperti di screenshot (pojok kanan atas & kiri bawah) */
  background: radial-gradient(
      900px 520px at 100% 0%,
      rgba(37, 99, 235, 0.22),
      transparent 55%
    ),
    radial-gradient(
      900px 520px at 0% 100%,
      rgba(59, 130, 246, 0.16),
      transparent 60%
    ),
    linear-gradient(180deg, var(--bg1) 0%, var(--bg2) 100%);
}

.wrap {
  max-width: 980px;
  margin: 32px auto;
  padding: 0 16px;
}
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 10px;
  background: #0f132b; /* biar kontras di tema gelap */
  padding: 6px;
  box-shadow: 0 8px 20px rgba(26, 115, 232, 0.35);
}

h1 {
  font-size: 28px;
  margin: 0;
}
.meta {
  color: var(--muted);
  font-size: 14px;
}

/* ===== GRID ===== */
.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 22px;
}
@media (max-width: 920px) {
  .tiles {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 640px) {
  .tiles {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 420px) {
  .tiles {
    grid-template-columns: 1fr;
  }
}

/* Link pembungkus kartu */
.tile-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

/* Kartu putih + teks gelap */
.tile {
  background: var(--tile);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px;
  transition: transform 0.12s ease, box-shadow 0.12s ease,
    border-color 0.12s ease;
  color: #0f172a;
}
.tile:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.1);
  border-color: #dfe3ea;
}

/* Thumbnail */
.tile-thumb {
  height: 112px;
  border-radius: 16px;
  background: var(--thumb);
  position: relative;
}
.tile-thumb::after {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 14px;
  background: #dddfe3;
}
.tile-thumb-img {
  width: 100%;
  height: 112px;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #f8fafc;
}

/* Teks dalam kartu */
.tile-title {
  margin: 12px 2px 0;
  font-size: 15.5px;
  font-weight: 800;
  line-height: 1.35;
}
.tile-meta {
  margin: 6px 2px 0;
  font-size: 12.5px;
  color: #475569;
}
.tile-desc {
  margin: 8px 2px 0;
  font-size: 13px;
  line-height: 1.5;
  color: #334155;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Tombol */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
}
.btn:hover {
  filter: brightness(1.05);
}
:root {
  /* ...variabel kamu yang lain... */
  --tile: #ffffff; /* base masih putih */
  --tile2: #f3f7ff; /* putih dengan tint biru */
  --tile-line: #dae6ff; /* border kebiruan */
  --tile-line-hover: #c2d4ff;
  --tile-shadow: 0 12px 24px rgba(37, 99, 235, 0.12);
  --tile-shadow-hover: 0 18px 40px rgba(37, 99, 235, 0.18);
  --brand-blue: #2563eb; /* utama */
  --brand-blue-ring: rgba(37, 99, 235, 0.6); /* ring normal */
  --brand-blue-ring-hover: rgba(37, 99, 235, 0.8); /* ring hover */
}

/* Kartu: putih dengan tint + ring halus */
.tile {
  position: relative;
  background: linear-gradient(180deg, #ffffff 0%, #f3f7ff 100%);
  border: 2px solid var(--brand-blue-ring); /* >>> border biru */
  border-radius: 20px;
  padding: 18px;
  color: #0f172a;
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.14),
    /* glow biru lembut */ 0 1px 0 rgba(255, 255, 255, 0.6) inset; /* bevel tipis, mirip login */
  transition: transform 0.12s ease, box-shadow 0.12s ease,
    border-color 0.12s ease;
}

/* aksen tipis di bagian atas kartu */
.tile::before {
  display: none !important;
}

.tile:hover {
  transform: translateY(-3px);
  border-color: var(--brand-blue-ring-hover);
  box-shadow: 0 18px 42px rgba(37, 99, 235, 0.22),
    0 1px 0 rgba(255, 255, 255, 0.7) inset;
  background: linear-gradient(180deg, #ffffff 0%, #eef4ff 100%);
}

/* (opsional) buat header & meta sedikit lebih kontras di kartu */
.tile-meta {
  color: #475569;
}
.tile-desc {
  color: #334155;
}