/* Magister Sistem Informasi UNKLAB — warna mengikuti identitas FILKOM UNKLAB */
:root {
  --navy: #002147;
  --navy-2: #00326b;
  --biru: #004da5;
  --biru-muda: #e8f0fa;
  --kuning: #fdc800;
  --kuning-muda: #fff6d1;
  --ungu: #5f3a74;
  --teks: #1f2933;
  --teks-2: #52606d;
  --garis: #d9dee4;
  --latar: #f6f8fb;
  --putih: #fff;
  --merah: #c62828;
  --hijau: #1b7f4b;
  --radius: 12px;
  --bayang: 0 10px 30px rgba(0, 33, 71, 0.08);
  --font: 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-judul: 'Roboto Slab', Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
/* Sembunyikan elemen hero sampai GSAP menampilkannya (class "animasi" hanya dipasang bila animasi aktif) */
.animasi [data-hero] { visibility: hidden; }
body { margin: 0; font-family: var(--font); color: var(--teks); line-height: 1.65; background: var(--putih); }
img { max-width: 100%; display: block; }
a { color: var(--biru); }
h1, h2, h3, h4 { font-family: var(--font-judul); color: var(--navy); line-height: 1.25; margin: 0 0 0.6em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
.container { width: min(1140px, 100% - 2.5rem); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Tombol */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.8rem 1.5rem; border-radius: 999px; border: 2px solid transparent;
  font: 600 1rem var(--font); text-decoration: none; cursor: pointer; transition: transform 0.15s, background 0.15s;
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-kuning { background: var(--kuning); color: var(--navy); }
.btn-kuning:hover { background: #ffd633; }
.btn-biru { background: var(--biru); color: var(--putih); }
.btn-biru:hover { background: var(--navy-2); }
.btn-garis { border-color: currentColor; color: var(--putih); background: transparent; }
.btn-garis-biru { border-color: var(--biru); color: var(--biru); background: transparent; }
.btn-kecil { padding: 0.45rem 1rem; font-size: 0.9rem; }

/* Header */
.topbar { background: var(--navy); color: #c2d1e2; font-size: 0.85rem; }
.topbar .container { display: flex; justify-content: space-between; gap: 1rem; padding: 0.4rem 0; }
.topbar a { color: #c2d1e2; text-decoration: none; }
.header { position: sticky; top: 0; z-index: 50; background: var(--putih); border-bottom: 3px solid var(--kuning); transition: box-shadow 0.3s; }
.header.bergulir { box-shadow: 0 6px 24px rgba(0, 33, 71, 0.1); }
.header .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.7rem 0; }
.brand { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--navy); }
.brand img { width: 48px; height: 48px; }
.brand strong { display: block; font-family: var(--font-judul); font-size: 1.05rem; line-height: 1.2; }
.brand span { font-size: 0.8rem; color: var(--teks-2); }
.nav { display: flex; align-items: center; gap: 1.5rem; }
.nav a { color: var(--navy); text-decoration: none; font-weight: 500; font-size: 0.95rem; }
.nav a:not(.btn):hover { color: var(--biru); }
.nav-toggle { display: none; background: none; border: 0; font-size: 1.6rem; color: var(--navy); cursor: pointer; }
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--putih); border-bottom: 3px solid var(--kuning); box-shadow: var(--bayang); padding: 0.5rem 1.25rem 1rem; }
  .nav.terbuka { display: flex; }
  .nav a { padding: 0.7rem 0; border-bottom: 1px solid var(--garis); }
  .nav .btn { margin-top: 0.75rem; border-bottom: 0; }
  .topbar .hide-mobile { display: none; }
}

/* Hero */
.hero {
  position: relative; overflow: hidden; color: var(--putih);
  background: radial-gradient(circle at 85% 20%, rgba(253, 200, 0, 0.18), transparent 40%),
    linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 55%, var(--biru) 100%);
  padding: clamp(4rem, 9vw, 7rem) 0;
}
.hero::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: 0.08;
  background-image: linear-gradient(var(--putih) 1px, transparent 1px), linear-gradient(90deg, var(--putih) 1px, transparent 1px);
  background-size: 48px 48px; mask-image: linear-gradient(to left, #000, transparent 70%);
}
/* Video latar hero (dirender dengan HyperFrames); gradien di atas menjaga teks tetap terbaca */
.hero-video { position: absolute; inset: -6% 0 0; width: 100%; height: 112%; object-fit: cover; opacity: 0.55; pointer-events: none; }
.hero-tirai { position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(0, 33, 71, 0.92) 0%, rgba(0, 33, 71, 0.7) 45%, rgba(0, 33, 71, 0.15) 100%); }
.hero:has(.hero-video)::after { display: none; }
@media (max-width: 900px) { .hero-tirai { background: rgba(0, 33, 71, 0.78); } }
@media (prefers-reduced-motion: reduce) { .hero-video { display: none; } }
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.3fr 1fr; gap: 3rem; align-items: center; }
.hero h1 { color: var(--putih); }
.hero h1 em { font-style: normal; color: var(--kuning); }
.hero .lead { font-size: 1.15rem; color: #d6e2f0; max-width: 38rem; }
.hero .aksi { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 1.8rem; }
.badge { display: inline-block; background: rgba(253, 200, 0, 0.15); color: var(--kuning); border: 1px solid rgba(253, 200, 0, 0.4);
  padding: 0.3rem 0.9rem; border-radius: 999px; font-size: 0.85rem; font-weight: 500; margin-bottom: 1.2rem; }
.hero-kartu { background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.18); border-radius: 20px;
  padding: 1.8rem; backdrop-filter: blur(6px); }
.hero-kartu h3 { color: var(--putih); font-size: 1.05rem; }
.statistik { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.statistik div { background: rgba(0, 0, 0, 0.18); border-radius: 12px; padding: 1rem; }
.statistik strong { display: block; font: 700 2rem var(--font-judul); color: var(--kuning); }
.statistik span { font-size: 0.88rem; color: #d6e2f0; }
@media (max-width: 900px) { .hero .container { grid-template-columns: 1fr; } }

/* Section */
.section { padding: clamp(3.5rem, 7vw, 5.5rem) 0; }
.section-abu { background: var(--latar); }
.section-navy { background: var(--navy); color: #d6e2f0; }
.section-navy h2, .section-navy h3 { color: var(--putih); }
.judul-section { max-width: 46rem; margin-bottom: 2.5rem; }
.judul-section.tengah { margin-inline: auto; text-align: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--biru); margin-bottom: 0.6rem; }
.eyebrow::before { content: ''; width: var(--panjang, 28px); height: 3px; background: var(--kuning); border-radius: 2px; }
.section-navy .eyebrow { color: var(--kuning); }
.teks-2 { color: var(--teks-2); }

.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.kartu { background: var(--putih); border: 1px solid var(--garis); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--bayang);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease; }
.grid .kartu:hover { transform: translateY(-3px); box-shadow: 0 16px 36px rgba(0, 33, 71, 0.12); border-color: #c2d1e2; }
@media (prefers-reduced-motion: reduce) { .grid .kartu:hover { transform: none; } }
.kartu .ikon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 12px; background: var(--biru-muda);
  color: var(--biru); margin-bottom: 1rem; transition: background-color .25s ease, color .25s ease; }
.grid .kartu:hover .ikon { background: var(--navy); color: var(--kuning); }
.kartu h3 { margin-bottom: 0.4rem; }
.kartu p:last-child { margin-bottom: 0; }
.kartu-kode { font: 700 0.8rem var(--font); color: var(--biru); background: var(--biru-muda); padding: 0.15rem 0.55rem; border-radius: 6px; }

/* Visi misi */
.visi { font: 400 1.25rem/1.6 var(--font-judul); color: var(--navy); border-left: 5px solid var(--kuning); padding: 0.4rem 0 0.4rem 1.5rem; margin-bottom: 2rem; }
.daftar-misi { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; }
.daftar-misi li { display: flex; gap: 1rem; }
.daftar-misi b { flex: 0 0 auto; width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: var(--navy);
  color: var(--kuning); font-family: var(--font-judul); }

/* Konsentrasi */
.konsentrasi { border-top: 5px solid var(--biru); }
.konsentrasi.b { border-top-color: var(--kuning); }
.konsentrasi .label { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--teks-2); }
.konsentrasi ul { padding-left: 1.1rem; margin: 0.8rem 0 0; }
.konsentrasi li { margin-bottom: 0.3rem; }

/* Kurikulum */
.tab-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }
.tab-list button { border: 1px solid var(--garis); background: var(--putih); padding: 0.6rem 1.2rem; border-radius: 999px;
  font: 500 0.95rem var(--font); color: var(--navy); cursor: pointer; }
.tab-list button[aria-selected='true'] { background: var(--navy); color: var(--putih); border-color: var(--navy); }
.tabel-wrap { overflow-x: auto; background: var(--putih); border-radius: var(--radius); border: 1px solid var(--garis); }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; padding: 0.8rem 1rem; border-bottom: 1px solid var(--garis); vertical-align: top; }
th { background: var(--latar); color: var(--navy); font-weight: 600; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.03em; }
tr:last-child td { border-bottom: 0; }
td small { display: block; color: var(--teks-2); font-style: italic; }
.tfoot td { font-weight: 700; background: var(--kuning-muda); }
.pill { display: inline-block; padding: 0.15rem 0.6rem; border-radius: 999px; font-size: 0.78rem; font-weight: 600; white-space: nowrap; }
.pill-wajib { background: var(--biru-muda); color: var(--biru); }
.pill-pilihan { background: var(--kuning-muda); color: #8a6d00; }
.pill-matrikulasi { background: #efe7f4; color: var(--ungu); }

/* Nilai FIRSTS */
.firsts { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; }
.firsts div { background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.12); border-radius: var(--radius); padding: 1.2rem; }
.firsts b { display: block; font: 700 2.2rem var(--font-judul); color: var(--kuning); line-height: 1; margin-bottom: 0.4rem; }
.firsts strong { color: var(--putih); display: block; margin-bottom: 0.3rem; }
.firsts span { font-size: 0.88rem; }

/* Alur pendaftaran */
.alur { counter-reset: alur; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; list-style: none; padding: 0; margin: 0; }
.alur li { counter-increment: alur; position: relative; background: var(--putih); border: 1px solid var(--garis); border-radius: var(--radius); padding: 1.4rem 1.2rem 1.2rem; }
.alur li::before { content: counter(alur); display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%;
  background: var(--kuning); color: var(--navy); font: 700 1.1rem var(--font-judul); margin-bottom: 0.8rem; }
.alur strong { display: block; color: var(--navy); margin-bottom: 0.3rem; }
.alur span { font-size: 0.92rem; color: var(--teks-2); }

/* Daftar centang */
.centang { list-style: none; padding: 0; margin: 0; }
.centang li { position: relative; padding-left: 1.9rem; margin-bottom: 0.65rem; }
.centang li::before { content: '✓'; position: absolute; left: 0; top: 0.05rem; width: 1.3rem; height: 1.3rem; display: grid; place-items: center;
  border-radius: 50%; background: var(--biru-muda); color: var(--biru); font-size: 0.8rem; font-weight: 700; }

/* FAQ */
.faq details { background: var(--putih); border: 1px solid var(--garis); border-radius: var(--radius); margin-bottom: 0.75rem; }
.faq summary { cursor: pointer; padding: 1.1rem 1.4rem; font-weight: 600; color: var(--navy); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.4rem; line-height: 1; color: var(--biru); }
.faq details[open] summary::after { content: '−'; }
.faq details > div { padding: 0 1.4rem 1.2rem; color: var(--teks-2); }

/* CTA */
.cta { background: linear-gradient(120deg, var(--biru), var(--navy)); color: var(--putih); border-radius: 20px; padding: clamp(2rem, 5vw, 3.5rem);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.cta h2 { color: var(--putih); margin-bottom: 0.3rem; }
.cta p { margin: 0; color: #d6e2f0; }

/* Penanda konten yang masih perlu diisi oleh prodi */
.segera { color: var(--teks-2); font-style: italic; }
.tbd { background: var(--kuning-muda); color: #7a5c00; border: 1px dashed #d4a800; border-radius: 6px; padding: 0 0.4rem; font-size: 0.92em; }

/* Footer */
.footer { background: #001631; color: #9fb3c8; padding: 3.5rem 0 1.5rem; font-size: 0.93rem; }
.footer h4 { color: var(--putih); font-family: var(--font); font-size: 1rem; margin-bottom: 1rem; }
.footer a { color: #c2d1e2; text-decoration: none; }
.footer a:hover { color: var(--kuning); }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 0.5rem; }
.footer .grid { grid-template-columns: 2fr 1fr 1fr 1.4fr; }
.footer .brand { color: var(--putih); margin-bottom: 1rem; }
.footer .brand span { color: #9fb3c8; }
.footer-bawah { border-top: 1px solid rgba(255, 255, 255, 0.1); margin-top: 2.5rem; padding-top: 1.5rem; display: flex; flex-wrap: wrap;
  justify-content: space-between; gap: 1rem; font-size: 0.85rem; }
@media (max-width: 900px) { .footer .grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer .grid { grid-template-columns: 1fr; } }

/* Halaman dalam (PMB) */
.page-hero { background: linear-gradient(135deg, var(--navy), var(--biru)); color: var(--putih); padding: 3rem 0 2.5rem; }
.page-hero h1 { color: var(--putih); font-size: clamp(1.8rem, 3.5vw, 2.5rem); margin-bottom: 0.4rem; }
.page-hero p { color: #d6e2f0; margin: 0; max-width: 44rem; }
.breadcrumb { font-size: 0.85rem; margin-bottom: 0.8rem; color: #c2d1e2; }
.breadcrumb a { color: var(--kuning); text-decoration: none; }

/* Formulir */
.form-wrap { max-width: 860px; margin: -1.5rem auto 4rem; position: relative; }
.stepper { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.5rem; list-style: none; padding: 0; margin: 0 0 1.5rem; }
.stepper li { background: var(--putih); border: 1px solid var(--garis); border-radius: 10px; padding: 0.7rem; text-align: center; font-size: 0.82rem;
  color: var(--teks-2); box-shadow: var(--bayang); }
.stepper li b { display: block; font: 700 1.1rem var(--font-judul); color: var(--garis); }
.stepper li.aktif { border-color: var(--biru); color: var(--navy); }
.stepper li.aktif b { color: var(--biru); }
.stepper li.selesai b { color: var(--hijau); }
@media (max-width: 640px) { .stepper li span { display: none; } }
.form-kartu { background: var(--putih); border: 1px solid var(--garis); border-radius: 16px; box-shadow: var(--bayang); padding: clamp(1.5rem, 4vw, 2.5rem); }
.form-kartu h2 { font-size: 1.4rem; }
fieldset { border: 0; padding: 0; margin: 0; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.25rem; }
.field-grid .penuh { grid-column: 1 / -1; }
@media (max-width: 640px) { .field-grid { grid-template-columns: 1fr; } }
.field label, .field .label { display: block; font-weight: 500; font-size: 0.92rem; margin-bottom: 0.35rem; color: var(--navy); }
.field .wajib { color: var(--merah); }
.field input:not([type='radio']):not([type='checkbox']), .field select, .field textarea {
  width: 100%; padding: 0.7rem 0.85rem; border: 1px solid #c3ccd6; border-radius: 8px; font: 1rem var(--font); color: var(--teks); background: var(--putih); }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid rgba(0, 77, 165, 0.2); border-color: var(--biru); }
.field .bantuan { font-size: 0.82rem; color: var(--teks-2); margin-top: 0.3rem; }
.field .galat { font-size: 0.82rem; color: var(--merah); margin-top: 0.3rem; display: none; }
.field.salah input, .field.salah select, .field.salah textarea { border-color: var(--merah); }
.field.salah .galat { display: block; }
.pilihan { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.pilihan label { display: flex; align-items: center; gap: 0.5rem; border: 1px solid #c3ccd6; border-radius: 8px; padding: 0.6rem 0.9rem;
  cursor: pointer; font-weight: 400; margin: 0; color: var(--teks); }
.pilihan label:has(input:checked) { border-color: var(--biru); background: var(--biru-muda); }
.pilihan-kartu { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.pilihan-kartu label { display: block; border: 2px solid var(--garis); border-radius: 12px; padding: 1.1rem; cursor: pointer; font-weight: 400; color: var(--teks); }
.pilihan-kartu label:has(input:checked) { border-color: var(--biru); background: var(--biru-muda); }
.pilihan-kartu strong { display: block; color: var(--navy); margin: 0.3rem 0; }
.pilihan-kartu small { color: var(--teks-2); }
@media (max-width: 640px) { .pilihan-kartu { grid-template-columns: 1fr; } }
.unggah { border: 1px dashed #b3bfcc; border-radius: 10px; padding: 0.9rem 1rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: var(--latar); }
.unggah input { font-size: 0.85rem; max-width: 60%; }
.form-aksi { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--garis); }
.ringkasan dl { display: grid; grid-template-columns: 220px 1fr; gap: 0.4rem 1rem; margin: 0 0 1.5rem; font-size: 0.95rem; }
.ringkasan dt { color: var(--teks-2); }
.ringkasan dd { margin: 0; font-weight: 500; }
.ringkasan h3 { font-size: 1rem; border-bottom: 2px solid var(--kuning); display: inline-block; padding-bottom: 0.2rem; }
@media (max-width: 640px) { .ringkasan dl { grid-template-columns: 1fr; } .ringkasan dd { margin-bottom: 0.5rem; } }
.field .persetujuan { display: flex; font-weight: 400; color: var(--teks); margin: 0; }
.persetujuan { display: flex; gap: 0.75rem; align-items: flex-start; background: var(--latar); border-radius: 10px; padding: 1rem; font-size: 0.92rem; }
.persetujuan input { margin-top: 0.3rem; width: 18px; height: 18px; flex: 0 0 auto; }

.alert { border-radius: 10px; padding: 1rem 1.2rem; margin-bottom: 1.2rem; font-size: 0.95rem; }
.alert-merah { background: #fdecea; color: #8e1c1c; border: 1px solid #f5c2c0; }
.alert-hijau { background: #e7f6ee; color: #145c37; border: 1px solid #b7e2c9; }
.alert-kuning { background: var(--kuning-muda); color: #6b5100; border: 1px solid #f0d97a; }
.sukses { text-align: center; padding: 1rem 0; }
.sukses .ikon-besar { width: 72px; height: 72px; margin: 0 auto 1rem; border-radius: 50%; background: #e7f6ee; color: var(--hijau);
  display: grid; place-items: center; font-size: 2.2rem; }
.nomor-daftar { font: 700 1.8rem var(--font-judul); color: var(--navy); background: var(--kuning-muda); border: 2px dashed var(--kuning);
  border-radius: 12px; display: inline-block; padding: 0.5rem 1.5rem; margin: 0.5rem 0 1rem; letter-spacing: 0.04em; }

/* Status */
.timeline { list-style: none; padding: 0; margin: 1rem 0 0; border-left: 3px solid var(--garis); }
.timeline li { position: relative; padding: 0 0 1rem 1.3rem; }
.timeline li::before { content: ''; position: absolute; left: -8px; top: 0.4rem; width: 13px; height: 13px; border-radius: 50%; background: var(--biru); border: 2px solid var(--putih); }
.timeline small { color: var(--teks-2); display: block; }

.status-pill { display: inline-block; padding: 0.25rem 0.75rem; border-radius: 999px; font-size: 0.82rem; font-weight: 600; white-space: nowrap; }
.st-baru { background: var(--biru-muda); color: var(--biru); }
.st-perlu_perbaikan { background: #fdecea; color: #a12a2a; }
.st-berkas_diverifikasi { background: #e6f4f1; color: #0d6b5c; }
.st-wawancara { background: var(--kuning-muda); color: #7a5c00; }
.st-diterima { background: #e7f6ee; color: var(--hijau); }
.st-ditolak { background: #eceff3; color: #52606d; }

.jebakan { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }