/* =============================================================
   BERANDA PUBLIK v2 -- warna dari logo sekolah (biru tua, biru, merah, kuning).
   Semua warna lewat token; mode gelap mengikuti pengaturan perangkat.
   ============================================================= */
:root {
  --bv-navy: #0b2a5b;
  --bv-biru: #1565c0;
  --bv-biru-terang: #2f7de1;
  --bv-merah: #e53935;
  --bv-kuning: #fbbf24;
  --bv-kuning-tua: #3a2400;
  --bv-latar: #f6f8fc;
  --bv-lembut: #edf2fa;
  --bv-kartu: #ffffff;
  --bv-teks: #13223b;
  --bv-redup: #55657d;
  --bv-garis: #dbe3ef;
  --bv-bayang: 0 18px 44px rgba(11, 42, 91, 0.12);
  --bv-bayang-kecil: 0 6px 18px rgba(11, 42, 91, 0.08);
  --bv-radius: 18px;
  --bv-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bv-latar: #0b1424;
    --bv-lembut: #101c31;
    --bv-kartu: #132239;
    --bv-teks: #e6edf8;
    --bv-redup: #9fb0c8;
    --bv-garis: #22334f;
    --bv-biru: #4b95ef;
    --bv-biru-terang: #6aa9f5;
    --bv-bayang: 0 18px 44px rgba(0, 0, 0, 0.45);
    --bv-bayang-kecil: 0 6px 18px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body.bv {
  margin: 0;
  font-family: var(--bv-font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--bv-teks);
  background: var(--bv-latar);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.bv img { max-width: 100%; display: block; }
.bv :where(a) { color: inherit; } /* :where = spesifisitas rendah, agar warna tombol tidak tertimpa */
.bv h1, .bv h2, .bv h3, .bv h4 { margin: 0; line-height: 1.2; text-wrap: balance; }
.bv p { margin: 0; }

.bv-wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding-left: 20px; padding-right: 20px; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ---------- Bilah progres gulir ---------- */
.bv-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60;
  background: linear-gradient(90deg, var(--bv-biru), var(--bv-kuning), var(--bv-merah));
  transform-origin: 0 50%; transform: scaleX(0);
}

/* ---------- Navigasi ---------- */
.bv-nav {
  position: sticky; top: 0; z-index: 50;
  padding-top: env(safe-area-inset-top, 0px);
  background: color-mix(in srgb, var(--bv-latar) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, box-shadow .25s;
}
.bv-nav.bergulir { border-bottom-color: var(--bv-garis); box-shadow: var(--bv-bayang-kecil); }
.bv-nav-isi { display: flex; align-items: center; gap: 16px; min-height: 64px; }
.bv-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; min-width: 0; }
.bv-brand-logo {
  flex: 0 0 auto; width: 40px; height: 40px; border-radius: 11px; background: #fff;
  padding: 4px; box-shadow: var(--bv-bayang-kecil); display: grid; place-items: center;
}
.bv-brand-logo img { width: 100%; height: 100%; object-fit: contain; }
.bv-brand-nama { font-weight: 800; font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bv-nav-tautan { display: flex; gap: 4px; margin-left: auto; }
.bv-nav-tautan a {
  text-decoration: none; font-weight: 600; font-size: 14.5px; color: var(--bv-redup);
  padding: 8px 12px; border-radius: 10px; transition: color .2s, background .2s;
}
.bv-nav-tautan a:hover { color: var(--bv-teks); background: var(--bv-lembut); }
.bv-nav-aksi { display: flex; gap: 8px; flex: 0 0 auto; }

/* ---------- Tombol ---------- */
.bv-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 700; font-size: 15px; text-decoration: none; cursor: pointer;
  padding: 13px 22px; border-radius: 12px; border: 1.5px solid transparent;
  transition: transform .2s, box-shadow .2s, background .2s, border-color .2s;
  will-change: transform;
}
.bv-btn:focus-visible { outline: 3px solid var(--bv-kuning); outline-offset: 3px; }
.bv-btn-kecil { padding: 9px 16px; font-size: 14px; border-radius: 10px; }
.bv-btn-utama { background: var(--bv-biru); color: #fff; box-shadow: 0 8px 20px rgba(21, 101, 192, .3); }
.bv-btn-utama:hover { background: var(--bv-biru-terang); }
.bv-btn-kuning { background: var(--bv-kuning); color: var(--bv-kuning-tua); box-shadow: 0 8px 20px rgba(251, 191, 36, .35); }
.bv-btn-garis { background: var(--bv-kartu); color: var(--bv-teks); border-color: var(--bv-garis); }
.bv-btn-garis:hover { border-color: var(--bv-biru); color: var(--bv-biru); }

/* ---------- Hero ---------- */
.bv-hero { position: relative; overflow: hidden; padding: 56px 0 72px; }
.bv-hero-pola {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(circle at 85% 15%, color-mix(in srgb, var(--bv-biru) 16%, transparent), transparent 45%),
    radial-gradient(circle at 10% 90%, color-mix(in srgb, var(--bv-kuning) 18%, transparent), transparent 40%),
    linear-gradient(var(--bv-garis) 1px, transparent 1px),
    linear-gradient(90deg, var(--bv-garis) 1px, transparent 1px);
  background-size: auto, auto, 44px 44px, 44px 44px;
  -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 30%, transparent 100%);
  opacity: .7;
}
.bv-hero-isi {
  position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 56px; align-items: center;
}
.bv-hero-teks { min-width: 0; }
.bv-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--bv-biru);
}
.bv-titik { width: 8px; height: 8px; border-radius: 50%; background: var(--bv-merah); box-shadow: 0 0 0 4px color-mix(in srgb, var(--bv-merah) 20%, transparent); }
.bv-judul {
  margin: 14px 0 14px !important;
  font-size: clamp(34px, 5.4vw, 60px); font-weight: 800; letter-spacing: -.025em;
  background: linear-gradient(120deg, var(--bv-teks) 30%, var(--bv-biru) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.bv-tagline { font-size: 19px; color: var(--bv-teks); font-weight: 500; max-width: 46ch; }
.bv-alamat { margin-top: 10px !important; font-size: 15px; color: var(--bv-redup); max-width: 52ch; }
.bv-aksi { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.bv-aksi-tengah { justify-content: center; }

.bv-hitung {
  margin-top: 24px; padding: 14px 16px; border-radius: 14px; max-width: 440px;
  background: var(--bv-kartu); border: 1px solid var(--bv-garis); box-shadow: var(--bv-bayang-kecil);
}
.bv-hitung-judul { font-size: 13px; font-weight: 600; color: var(--bv-redup); margin-bottom: 8px !important; }
.bv-hitung-angka { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.bv-hitung-angka span {
  display: flex; flex-direction: column; align-items: center; font-size: 11.5px; color: var(--bv-redup);
  background: var(--bv-lembut); border-radius: 10px; padding: 8px 4px;
}
.bv-hitung-angka b { font-size: 22px; font-weight: 800; color: var(--bv-teks); font-variant-numeric: tabular-nums; line-height: 1.1; }

.bv-hero-visual { position: relative; min-width: 0; padding: 20px 20px 28px 28px; }
.bv-foto {
  margin: 0; aspect-ratio: 4 / 3.3; max-width: 100%; border-radius: 28px; overflow: hidden;
  box-shadow: var(--bv-bayang); background: var(--bv-lembut);
  transform: rotate(1.5deg);
}
.bv-foto img { width: 100%; height: 100%; object-fit: cover; }
.bv-lencana {
  position: absolute; display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: 14px; background: var(--bv-kartu); box-shadow: var(--bv-bayang);
  border: 1px solid var(--bv-garis);
}
.bv-lencana b { display: block; font-size: 20px; font-weight: 800; line-height: 1.1; font-variant-numeric: tabular-nums; }
.bv-lencana small { display: block; font-size: 12px; color: var(--bv-redup); }
.bv-lencana-ikon { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; font-size: 19px; background: var(--bv-lembut); }
.bv-lencana-1 { left: 0; bottom: 6px; }
.bv-lencana-2 { right: 0; top: 34%; }
.bv-logo-mengambang {
  position: absolute; top: 0; left: 6%; width: 76px; height: 76px; border-radius: 20px;
  background: #fff; padding: 9px; box-shadow: var(--bv-bayang);
}
.bv-logo-mengambang img { width: 100%; height: 100%; object-fit: contain; }

/* ---------- Pita angka ---------- */
.bv-angka-pita { background: var(--bv-navy); color: #fff; padding: 34px 0; }
.bv-angka-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.bv-angka { text-align: center; padding: 6px 4px; border-left: 1px solid rgba(255, 255, 255, .14); }
.bv-angka:first-child { border-left: 0; }
.bv-angka b { display: block; font-size: clamp(28px, 4vw, 40px); font-weight: 800; color: var(--bv-kuning); font-variant-numeric: tabular-nums; line-height: 1.15; }
.bv-angka span { font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase; color: rgba(255, 255, 255, .78); }

/* ---------- Bagian umum ---------- */
.bv-bagian { padding: 80px 0; }
.bv-bagian-lembut { background: var(--bv-lembut); }
.bv-kepala { max-width: 620px; margin-bottom: 36px; }
.bv-kepala-tengah { margin-left: auto; margin-right: auto; text-align: center; }
.bv-kepala h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; letter-spacing: -.02em; margin: 8px 0 10px; }
.bv-kepala p:last-child { color: var(--bv-redup); font-size: 16.5px; }

.bv-kosong-ikon { font-size: 40px; opacity: .6; }
.kosong { display: grid; place-items: center; }
.kosong::after { content: "🏫"; font-size: 40px; opacity: .55; }
.bv-guru-foto.kosong::after { content: "🧑‍🏫"; }
.bv-sambutan-foto.kosong::after { content: "👤"; }

/* ---------- Sambutan ---------- */
.bv-sambutan { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 48px; align-items: center; }
.bv-sambutan-foto {
  aspect-ratio: 4 / 5; max-width: 100%; border-radius: 24px; overflow: hidden; background: var(--bv-lembut);
  box-shadow: var(--bv-bayang); display: grid; place-items: center; position: relative;
}
.bv-sambutan-foto::before {
  content: ""; position: absolute; inset: auto -30% -30% auto; width: 70%; height: 50%;
  background: var(--bv-kuning); border-radius: 50%; opacity: .25; filter: blur(30px);
}
.bv-sambutan-foto img { width: 100%; height: 100%; object-fit: cover; position: relative; }
.bv-sambutan-teks { min-width: 0; }
.bv-sambutan blockquote {
  margin: 14px 0 22px; padding: 0 0 0 22px; border-left: 4px solid var(--bv-kuning);
  font-size: clamp(17px, 1.9vw, 20px); line-height: 1.7; color: var(--bv-teks); max-width: 62ch;
}
.bv-sambutan-kaki { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.bv-nama { font-weight: 800; font-size: 17px; }
.bv-jabatan { color: var(--bv-redup); font-size: 14px; }

/* ---------- Fasilitas ---------- */
.bv-fasilitas { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
.bv-kartu {
  background: var(--bv-kartu); border-radius: var(--bv-radius); overflow: hidden;
  border: 1px solid var(--bv-garis); box-shadow: var(--bv-bayang-kecil);
  transition: transform .25s, box-shadow .25s; min-width: 0;
}
.bv-kartu:hover { transform: translateY(-4px); box-shadow: var(--bv-bayang); }
.bv-kartu-foto { aspect-ratio: 16 / 10; background: var(--bv-lembut); display: grid; place-items: center; overflow: hidden; }
.bv-kartu-foto img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.bv-kartu:hover .bv-kartu-foto img { transform: scale(1.05); }
.bv-kartu-isi { padding: 16px 18px 18px; }
.bv-kartu-isi h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.bv-kartu-isi p { font-size: 14.5px; color: var(--bv-redup); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

/* ---------- Prestasi ---------- */
.bv-saring { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.bv-saring button {
  font: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
  padding: 8px 14px; border-radius: 999px; border: 1.5px solid var(--bv-garis);
  background: var(--bv-kartu); color: var(--bv-redup); transition: all .2s;
}
.bv-saring button:hover { border-color: var(--bv-biru); color: var(--bv-biru); }
.bv-saring button.aktif { background: var(--bv-navy); border-color: var(--bv-navy); color: #fff; }
.bv-prestasi { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 14px; }
.bv-prestasi-item {
  display: flex; align-items: center; gap: 14px; padding: 16px; min-width: 0;
  background: var(--bv-kartu); border: 1px solid var(--bv-garis); border-radius: 16px;
}
.bv-prestasi-item[hidden] { display: none; }
.bv-piala { flex: 0 0 auto; width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; font-size: 22px; background: color-mix(in srgb, var(--bv-kuning) 22%, var(--bv-kartu)); }
.bv-prestasi-isi { min-width: 0; flex: 1; }
.bv-prestasi-isi h3 { font-size: 15.5px; font-weight: 700; overflow-wrap: anywhere; }
.bv-prestasi-isi p { font-size: 13.5px; color: var(--bv-redup); margin-top: 2px; }
.bv-tingkat {
  flex: 0 0 auto; font-size: 11.5px; font-weight: 700; padding: 4px 9px; border-radius: 999px;
  background: var(--bv-lembut); color: var(--bv-biru); white-space: nowrap;
}

/* ---------- Guru ---------- */
.bv-guru { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 18px; }
.bv-guru-kartu {
  text-align: center; padding: 22px 16px; border-radius: var(--bv-radius);
  background: var(--bv-kartu); border: 1px solid var(--bv-garis); min-width: 0;
  transition: transform .25s, box-shadow .25s;
}
.bv-guru-kartu:hover { transform: translateY(-4px); box-shadow: var(--bv-bayang); }
.bv-guru-foto {
  width: 96px; height: 96px; margin: 0 auto 14px; border-radius: 50%; overflow: hidden;
  background: var(--bv-lembut); display: grid; place-items: center;
  box-shadow: 0 0 0 4px var(--bv-kartu), 0 0 0 6px color-mix(in srgb, var(--bv-biru) 30%, transparent);
}
.bv-guru-foto img { width: 100%; height: 100%; object-fit: cover; }
.bv-guru-kartu h3 { font-size: 15px; font-weight: 700; overflow-wrap: anywhere; }
.bv-guru-kartu p { font-size: 13px; color: var(--bv-redup); margin-top: 4px; }

/* ---------- Akses per peran ---------- */
.bv-peran { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.bv-peran-kartu {
  padding: 24px; border-radius: var(--bv-radius); background: var(--bv-kartu);
  border: 1px solid var(--bv-garis); box-shadow: var(--bv-bayang-kecil); min-width: 0;
}
.bv-peran-ikon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; font-size: 24px; background: var(--bv-lembut); margin-bottom: 14px; }
.bv-peran-kartu h3 { font-size: 18px; font-weight: 800; margin-bottom: 6px; }
.bv-peran-kartu p { color: var(--bv-redup); font-size: 14.5px; }

/* ---------- Kaki ---------- */
.bv-kaki { background: var(--bv-navy); color: rgba(255, 255, 255, .86); padding: 56px 0 calc(24px + env(safe-area-inset-bottom, 0px)); }
.bv-kaki-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1.2fr); gap: 36px; }
.bv-brand-kaki .bv-brand-nama { color: #fff; white-space: normal; }
.bv-kaki-tagline { margin-top: 12px !important; font-size: 14.5px; color: rgba(255, 255, 255, .72); max-width: 40ch; }
.bv-kaki-npsn { display: inline-block; margin-top: 12px !important; font-size: 12.5px; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: rgba(251, 191, 36, .16); color: var(--bv-kuning); }
.bv-kaki h4 { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: #fff; margin-bottom: 14px; }
.bv-kaki ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-size: 14.5px; }
.bv-kaki a { text-decoration: none; color: rgba(255, 255, 255, .8); }
.bv-kaki a:hover { color: var(--bv-kuning); }
.bv-kontak li { display: flex; gap: 10px; overflow-wrap: anywhere; }
.bv-kaki-bawah {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .12);
  font-size: 13px; color: rgba(255, 255, 255, .6);
}

/* ---------- Layar sedang & HP ---------- */
@media (max-width: 960px) {
  .bv-nav-tautan { display: none; }
  .bv-nav-aksi { margin-left: auto; }
  .bv-hero { padding: 32px 0 56px; }
  .bv-hero-isi { grid-template-columns: 1fr; gap: 36px; }
  .bv-hero-visual { max-width: 560px; margin: 0 auto; width: 100%; }
  .bv-sambutan { grid-template-columns: 1fr; gap: 28px; }
  .bv-sambutan-foto { max-width: 260px; }
  .bv-peran { grid-template-columns: 1fr; }
  .bv-kaki-grid { grid-template-columns: 1fr 1fr; }
  .bv-kaki-grid > :first-child { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  .bv-wrap { padding-left: 16px; padding-right: 16px; }
  .bv-sembunyi-hp { display: none; }
  .bv-brand-nama { font-size: 14.5px; }
  .bv-nav-isi { gap: 10px; min-height: 58px; }
  .bv-brand-logo { width: 36px; height: 36px; }
  .bv-aksi .bv-btn { flex: 1 1 100%; }
  .bv-angka-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 22px; }
  .bv-angka:nth-child(3) { border-left: 0; }
  .bv-bagian { padding: 56px 0; }
  .bv-prestasi { grid-template-columns: 1fr; }
  .bv-fasilitas { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .bv-kartu-isi { padding: 12px 12px 14px; }
  .bv-kartu-isi h3 { font-size: 14.5px; }
  .bv-kartu-isi p { font-size: 12.5px; -webkit-line-clamp: 2; }
  .bv-guru { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .bv-guru-foto { width: 76px; height: 76px; }
  .bv-hero-visual { padding: 14px 10px 22px 16px; }
  .bv-logo-mengambang { width: 58px; height: 58px; border-radius: 16px; }
  .bv-lencana { padding: 8px 10px; }
  .bv-lencana b { font-size: 16px; }
  .bv-lencana-ikon { width: 32px; height: 32px; font-size: 16px; }
  .bv-kaki-grid { grid-template-columns: 1fr; }
  .bv-hitung-angka b { font-size: 19px; }
}

/* =============================================================
   ANIMASI RINGAN (tanpa library). Hanya transform & opacity agar
   dikerjakan GPU dan tetap halus di HP murah / internet lemah.
   Elemen disembunyikan hanya bila <html> punya kelas bv-anim.
   ============================================================= */
.bv { --bv-ease: cubic-bezier(.22, 1, .36, 1); }

/* Muncul saat terlihat */
.bv-anim [data-anim]:not(.muncul), .bv-anim [data-anim-grup] > :not(.muncul) { opacity: 0; }
.bv-anim .muncul { animation: bvNaik .8s var(--bv-ease) backwards; animation-delay: calc(var(--i, 0) * 90ms); }
.bv-anim [data-anim="kiri"].muncul, .bv-anim [data-anim-grup="kiri"] > .muncul { animation-name: bvKiri; }
.bv-anim [data-anim="kanan"].muncul { animation-name: bvKanan; }
.bv-anim [data-anim="zoom"].muncul, .bv-anim [data-anim-grup="zoom"] > .muncul { animation-name: bvZoom; }
@keyframes bvNaik { from { opacity: 0; transform: translateY(30px); } }
@keyframes bvKiri { from { opacity: 0; transform: translateX(-40px); } }
@keyframes bvKanan { from { opacity: 0; transform: translateX(40px); } }
@keyframes bvZoom { from { opacity: 0; transform: translateY(24px) scale(.92); } }
@keyframes bvPudar { from { opacity: 0; } }

/* Latar hero: cahaya warna yang bergerak pelan */
.bv-aurora { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.bv-aurora i {
  position: absolute; width: 44vmax; height: 44vmax; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--bv-biru) 30%, transparent) 0, transparent 62%);
  animation: bvApung1 16s ease-in-out infinite alternate; will-change: transform;
}
.bv-aurora i:nth-child(1) { top: -22vmax; right: -14vmax; }
.bv-aurora i:nth-child(2) {
  bottom: -26vmax; left: -16vmax;
  background: radial-gradient(circle, color-mix(in srgb, var(--bv-kuning) 34%, transparent) 0, transparent 62%);
  animation-name: bvApung2; animation-duration: 20s;
}
.bv-aurora i:nth-child(3) {
  top: 20%; left: 38%; width: 26vmax; height: 26vmax;
  background: radial-gradient(circle, color-mix(in srgb, var(--bv-merah) 14%, transparent) 0, transparent 62%);
  animation-duration: 24s;
}
@keyframes bvApung1 { to { transform: translate3d(-9vw, 7vh, 0) scale(1.15); } }
@keyframes bvApung2 { to { transform: translate3d(11vw, -8vh, 0) scale(1.1); } }

/* Foto hero perlahan mendekat (efek sinematik) */
.bv-foto img { animation: bvSinema 22s ease-in-out infinite alternate; transform-origin: 60% 40%; }
@keyframes bvSinema { from { transform: scale(1); } to { transform: scale(1.1); } }

/* Lencana & logo melayang */
[data-melayang] { animation: bvMelayang 6s ease-in-out infinite; }
.bv-lencana-2[data-melayang] { animation-duration: 7s; animation-delay: -2s; }
.bv-logo-mengambang[data-melayang] { animation-duration: 8s; animation-delay: -4s; }
@keyframes bvMelayang { 50% { transform: translateY(-10px); } }

/* Titik merah "aktif" berdenyut */
.bv-titik { position: relative; }
.bv-titik::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--bv-merah);
  animation: bvDenyut 2s ease-out infinite;
}
@keyframes bvDenyut { to { transform: scale(3.2); opacity: 0; } }

/* Kilau berjalan di tombol utama */
.bv-kilau { position: relative; overflow: hidden; isolation: isolate; }
.bv-kilau::after {
  content: ""; position: absolute; top: -10%; bottom: -10%; left: -50%; width: 35%; pointer-events: none;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .6), transparent);
  transform: skewX(-20deg); animation: bvKilau 5s ease-in-out 1.8s infinite;
}
@keyframes bvKilau { 0% { transform: skewX(-20deg) translateX(0); } 28%, 100% { transform: skewX(-20deg) translateX(520%); } }

/* Tombol terasa hidup saat disentuh */
.bv-btn:active { transform: scale(.97); }
@media (hover: hover) { .bv-btn:hover { transform: translateY(-2px); } }

/* Hitung mundur: angka yang berganti sedikit "jatuh" */
.bv-hitung-angka b.tik { animation: bvTik .35s var(--bv-ease); }
@keyframes bvTik { from { transform: translateY(-35%); opacity: .3; } }

/* Piala bergoyang saat kartu prestasi muncul */
.bv-anim .bv-prestasi-item.muncul .bv-piala { animation: bvGoyang .9s ease-in-out backwards; animation-delay: calc(var(--i, 0) * 90ms + .35s); }
@keyframes bvGoyang { 0% { transform: scale(.4) rotate(-20deg); opacity: 0; } 55% { transform: scale(1.15) rotate(10deg); opacity: 1; } 80% { transform: rotate(-5deg); } }

/* Ikon peran memantul saat diarahkan */
@media (hover: hover) {
  .bv-peran-kartu:hover .bv-peran-ikon { animation: bvPantul .6s var(--bv-ease); }
}
@keyframes bvPantul { 40% { transform: translateY(-8px) scale(1.12); } }

/* Pita layanan berjalan */
.bv-pita-fitur {
  overflow: hidden; padding: 14px 0; background: var(--bv-kartu); border-bottom: 1px solid var(--bv-garis);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.bv-pita-jalan { display: flex; width: max-content; animation: bvJalan 40s linear infinite; }
.bv-pita-jalan ul { display: flex; gap: 12px; margin: 0; padding: 0 6px; list-style: none; }
.bv-pita-jalan li {
  white-space: nowrap; padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 600;
  background: var(--bv-lembut); color: var(--bv-teks); border: 1px solid var(--bv-garis);
}
.bv-pita-fitur:hover .bv-pita-jalan { animation-play-state: paused; }
@keyframes bvJalan { to { transform: translateX(-50%); } }

/* Hemat baterai: animasi berulang dijeda saat bagiannya tidak terlihat */
.bv-hero.diam .bv-aurora i, .bv-hero.diam [data-melayang], .bv-hero.diam .bv-foto img,
.bv-hero.diam .bv-kilau::after, .bv-hero.diam .bv-titik::after,
.bv-pita-fitur.diam .bv-pita-jalan { animation-play-state: paused; }

/* "Kurangi gerakan" di HP: tetap memudar halus, tanpa gerakan */
@media (prefers-reduced-motion: reduce) {
  .bv-anim .muncul { animation-name: bvPudar !important; animation-duration: .5s; }
  .bv-aurora i, .bv-foto img, [data-melayang], .bv-kilau::after, .bv-titik::after,
  .bv-hitung-angka b.tik, .bv-piala, .bv-peran-ikon { animation: none !important; }
  .bv-pita-jalan { animation: none; width: auto; justify-content: center; }
  .bv-pita-jalan ul { flex-wrap: wrap; justify-content: center; row-gap: 8px; }
  .bv-pita-jalan ul[aria-hidden] { display: none; }
  .bv-pita-fitur { -webkit-mask-image: none; mask-image: none; }
}