/* ===== Font ===== */
@import url("https://fonts.googleapis.com/css2?family=Bitter:wght@600;700&family=Source+Sans+3:wght@400;600&display=swap");

/* ===== Warna (mudah diganti dari sini) ===== */
:root {
  --biru: #17355a;
  --biru-muda: #e6edf5;
  --kuning: #f0b400;
  --putih: #ffffff;
  --teks: #1f2933;
  --teks-redup: #52606d;
}

/* ===== Dasar ===== */
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: "Source Sans 3", Arial, sans-serif;
  font-size: 18px;
  line-height: 1.65;
  color: var(--teks);
  background-color: var(--putih);
}
h1, h2, h3 {
  font-family: "Bitter", Georgia, serif;
  margin: 0;
}

/* ===== Navbar (Flexbox) ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 48px;
  background-color: var(--putih);
  border-bottom: 4px solid var(--kuning);
}
.nama-situs {
  font-size: 22px;
  color: var(--biru);
}
.menu {
  display: flex;
  gap: 6px;
}
.menu a {
  padding: 8px 14px;
  color: var(--biru);
  font-weight: 600;
  text-decoration: none;
}
.menu a:hover {
  background-color: var(--biru);
  color: var(--putih);
}

/* ===== Header ===== */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 80px 48px;
  background-color: var(--biru);
  color: var(--putih);
}
.header-teks {
  flex: 1;
  max-width: 640px;
}
.kampus {
  margin: 0 0 14px;
  color: var(--kuning);
  font-weight: 600;
}
.header h1 {
  font-size: 50px;
  line-height: 1.15;
}
.header-desk {
  margin: 20px 0 32px;
  color: #d3deec;
  font-size: 20px;
}
.tombol {
  display: inline-block;
  padding: 12px 28px;
  background-color: var(--kuning);
  color: var(--biru);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid var(--kuning);
}
.tombol:hover {
  background-color: transparent;
  color: var(--kuning);
}
.kotak-logo {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 220px;
  height: 220px;
  margin-right: 30px;
  padding: 24px;
  background-color: var(--putih);
  border-bottom: 8px solid var(--kuning);
}
.kotak-logo img {
  max-width: 100%;
  max-height: 100%;
}

/* ===== Profil ===== */
.profil {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 60px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 24px;
}
.profil-teks {
  flex: 3;
}
.profil-teks p {
  margin: 0 0 16px;
}
.judul-bagian {
  margin-bottom: 22px;
  font-size: 32px;
  color: var(--biru);
}
.data-singkat {
  flex: 2;
  margin: 0;
  padding: 6px 22px;
  background-color: var(--biru-muda);
  border-left: 5px solid var(--biru);
}
.baris-data {
  padding: 14px 0;
  border-bottom: 1px solid #b9c7d8;
}
.baris-data:last-child {
  border-bottom: none;
}
.data-singkat dt {
  font-size: 15px;
  color: var(--teks-redup);
}
.data-singkat dd {
  margin: 0;
  font-family: "Bitter", Georgia, serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--biru);
}

/* ===== Keunggulan (Flexbox) ===== */
.keunggulan {
  background-color: var(--biru-muda);
}
.isi-keunggulan {
  max-width: 1100px;
  margin: 0 auto;
  padding: 70px 24px 80px;
}
.container {
  display: flex;
  gap: 0;
}
.card {
  flex: 1;
  padding: 4px 30px;
  border-left: 3px solid #b9c7d8;
}
.card:first-child {
  padding-left: 0;
  border-left: none;
}
.card:hover h3 {
  color: #8a6500;
  text-decoration: underline;
  text-decoration-color: var(--kuning);
  text-decoration-thickness: 3px;
  text-underline-offset: 6px;
}
.card h3 {
  margin-bottom: 12px;
  font-size: 22px;
  color: var(--biru);
}
.card p {
  margin: 0 0 14px;
}
.card ul {
  margin: 0;
  padding-left: 20px;
  font-size: 16.5px;
  color: var(--teks-redup);
}
.card li {
  margin-bottom: 6px;
}

/* ===== Footer ===== */
.footer {
  padding: 50px 48px 26px;
  background-color: var(--biru);
  color: #d3deec;
  border-top: 6px solid var(--kuning);
}
.footer-isi {
  display: flex;
  justify-content: space-between;
  gap: 40px;
}
.footer-kolom {
  max-width: 520px;
}
.footer h3 {
  margin-bottom: 10px;
  font-size: 19px;
  color: var(--kuning);
}
.footer p {
  margin: 0 0 6px;
}
.hak-cipta {
  margin-top: 34px;
  padding-top: 16px;
  border-top: 1px solid #38557b;
  font-size: 15px;
}

/* ===== Tampilan HP ===== */
@media (max-width: 800px) {
  body {
    font-size: 17px;
  }
  .navbar {
    flex-direction: column;
    gap: 6px;
    padding: 12px 16px;
  }
  .menu {
    flex-wrap: wrap;
    justify-content: center;
  }
  .header {
    flex-direction: column;
    align-items: flex-start;
    padding: 50px 24px;
  }
  .header h1 {
    font-size: 36px;
  }
  .kotak-logo {
    align-self: center;
    width: 190px;
    height: 190px;
    margin: 10px 0 0;
    padding: 20px;
  }
  .profil,
  .container,
  .footer-isi {
    flex-direction: column;
  }
  .profil {
    gap: 30px;
    padding: 50px 24px;
  }
  .card,
  .card:first-child {
    padding: 0 0 26px;
    margin-bottom: 26px;
    border-left: none;
    border-bottom: 2px solid #b9c7d8;
  }
  .card:last-child {
    border-bottom: none;
    margin-bottom: 0;
  }
  .footer {
    padding: 40px 24px 22px;
  }
}