/* Halaman kelas CVCR (bangun_cvcr.py): palet navy seperti halaman kelas lain. Mode gelap lewat html[data-tema="gelap"]. */
.kc { --kc-navy: #1A3A5C; --kc-navy-2: #0F2740; --kc-kartu: #fff; --kc-latar-abu: var(--abu); --kc-hijau-bg: #E6F4EC; --kc-hijau: #1F6B42; }
html[data-tema="gelap"] .kc { --kc-kartu: #15181D; --kc-latar-abu: #0F1115; --kc-hijau-bg: #12301F; --kc-hijau: #6FD6A0; }
.kc-wadah { max-width: var(--lebar, 1180px); margin: 0 auto; padding: 0 var(--gutter, 20px); }

/* Hero */
.kc-hero { color: #fff; padding: 56px 0 64px; overflow: hidden;
  background: radial-gradient(120% 140% at 85% 0%, #1E5A8C 0%, rgba(30,90,140,0) 55%), linear-gradient(160deg, var(--kc-navy) 0%, var(--kc-navy-2) 100%); }
html[data-tema="gelap"] .kc-hero { background: radial-gradient(900px 420px at 85% -10%, rgba(30,144,230,.20), transparent 60%), linear-gradient(135deg, #07080A 0%, #101419 100%); }
.kc-hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 40px; align-items: center; }
.kc-eyebrow { margin: 0; font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: #BFDDF7; }
.kc-eyebrow a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.kc-hero h1 { color: #fff; font-size: clamp(1.7rem, 3.4vw, 2.5rem); line-height: 1.15; margin: 12px 0 14px; letter-spacing: -.01em; max-width: 22ch; }
html[data-tema="gelap"] .kc-hero h1 { color: #F1F3F6; }
.kc-sub { margin: 0 0 16px; color: rgba(255,255,255,.88); font-size: 1rem; max-width: 52ch; }
.kc-chips { margin: 0 0 6px; display: flex; flex-wrap: wrap; gap: 6px; }
.kc-chip { display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; font-weight: 600; padding: 4px 10px; border-radius: 99px; background: rgba(255,255,255,.12); color: #fff; }
.kc-chip-hijau { background: rgba(46,139,87,.25); color: #BFF0D3; }
.kc-chip-hijau::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #4CD08A; }
.kc-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.kc-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; font-weight: 700; font-size: .95rem; padding: 12px 20px; border-radius: 12px; text-decoration: none; text-align: center; line-height: 1.25; }
.kc .kc-btn-putih { background: #fff; color: var(--kc-navy); }
.kc .kc-btn-putih:hover { background: #E8F4FD; color: var(--kc-navy); }
.kc .kc-btn-garis { border: 1.5px solid rgba(255,255,255,.55); color: #fff; }
.kc .kc-btn-garis:hover { background: rgba(255,255,255,.1); color: #fff; }
.kc .kc-btn-biru { background: var(--biru-tua); color: #fff; }
.kc .kc-btn-biru:hover { background: #0F5BA6; color: #fff; }
.kc .kc-btn-garis2 { border: 1.5px solid var(--border); color: var(--teks); background: transparent; }
.kc .kc-btn-garis2:hover { border-color: var(--biru-tua); color: var(--biru-tua); }
.kc-btn:focus-visible, .kc-tab a:focus-visible, .kc-mod summary:focus-visible, .kc-lagi:focus-visible { outline: 3px solid #F5A623; outline-offset: 2px; }

.kc-tumpuk { position: relative; aspect-ratio: 16 / 10.5; }
.kc-gbr { position: absolute; margin: 0; border-radius: 10px; overflow: hidden; background: #fff; box-shadow: 0 18px 40px rgba(0,0,0,.35); border: 1px solid rgba(255,255,255,.2); }
.kc-gbr img { display: block; width: 100%; height: auto; }
.kc-gbr__bar { display: flex; align-items: center; gap: 4px; height: 22px; padding: 0 8px; background: #EDF1F5; font-size: .62rem; color: #4F5B67; white-space: nowrap; overflow: hidden; }
.kc-gbr__bar i { width: 6px; height: 6px; border-radius: 50%; background: #C9D3DD; flex: none; }
.kc-gbr__bar i:last-of-type { margin-right: 4px; }
.kc-gbr figcaption { position: absolute; left: 10px; bottom: 10px; background: rgba(15,39,64,.88); color: #fff; font-size: .68rem; font-weight: 700; padding: 3px 8px; border-radius: 6px; }
.kc-gbr-xl { left: 0; top: 0; width: 90%; }
.kc-gbr-deck { right: 0; bottom: 0; width: 60%; }

/* Tab lompat */
.kc-tab { position: sticky; top: var(--tinggi-header, 68px); z-index: 20; background: var(--kc-kartu); border-bottom: 1px solid var(--border); }
html.mode-belajar .kc-tab { top: 0; }
.kc-tab .kc-wadah { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.kc-tab .kc-wadah::-webkit-scrollbar { display: none; }
.kc-tab a { font-size: .86rem; font-weight: 600; color: var(--teks-2); text-decoration: none; padding: 14px 10px; border-bottom: 2px solid transparent; white-space: nowrap; }
.kc-tab a:hover { color: var(--biru-tua); }
.kc-tab a[aria-current="true"] { color: var(--biru-tua); border-bottom-color: var(--biru-tua); }
html[data-tema="gelap"] .kc-tab a[aria-current="true"], html[data-tema="gelap"] .kc-tab a:hover { color: #7CBDF5; border-bottom-color: #7CBDF5; }

/* Seksi */
.kc-seksi { padding: 56px 0; background: var(--kc-kartu); scroll-margin-top: calc(var(--tinggi-header, 68px) + 52px); }
html.mode-belajar .kc-seksi { scroll-margin-top: 64px; }
.kc-abu { background: var(--kc-latar-abu); }
.kc-seksi h2 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); margin: 0 0 8px; color: var(--navy); }
.kc-lead { color: var(--teks-2); margin: 0 0 22px; max-width: 64ch; }
.kc-tiga { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.kc-k { border: 1px solid var(--border); border-radius: 14px; padding: 18px; background: var(--kc-kartu); }
.kc-k h3 { font-size: 1rem; margin: 0 0 4px; }
.kc-k p { margin: 0; font-size: .9rem; color: var(--teks-2); }
.kc-ik { width: 34px; height: 34px; border-radius: 10px; background: var(--biru-muda); color: var(--biru-tua); display: grid; place-items: center; font-weight: 800; margin-bottom: 10px; }
html[data-tema="gelap"] .kc-ik { color: #7CBDF5; }
.kc-dua { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.kc-daftar { border: 1px solid var(--border); border-radius: 14px; padding: 20px; background: var(--kc-kartu); }
.kc-daftar h3 { margin: 0 0 8px; font-size: 1rem; }
.kc-daftar ul { margin: 0; padding: 0; list-style: none; }
.kc-daftar li { display: grid; grid-template-columns: 20px 1fr; gap: 8px; font-size: .92rem; margin: 10px 0; }
.kc-daftar li svg { width: 18px; height: 18px; color: var(--hijau); margin-top: 2px; }
.kc-capai li svg { color: #C27D0E; }
html[data-tema="gelap"] .kc-capai li svg { color: #F5A623; }

/* Silabus */
.kc-babak { font-size: .74rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--teks-2); margin: 20px 0 8px; }
.kc-babak:first-child { margin-top: 0; }
.kc-mod { border: 1px solid var(--border); border-radius: 12px; margin-bottom: 8px; background: var(--kc-kartu); }
.kc-mod summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 34px minmax(0, 1fr) auto 20px; gap: 10px; align-items: center; padding: 12px 14px; font-weight: 700; font-size: .95rem; border-radius: 12px; }
.kc-mod summary::-webkit-details-marker { display: none; }
.kc-no { width: 30px; height: 30px; border-radius: 9px; background: var(--biru-muda); color: var(--biru-tua); display: grid; place-items: center; font-size: .82rem; font-weight: 800; }
html[data-tema="gelap"] .kc-no { color: #7CBDF5; }
.kc-chev svg { width: 18px; height: 18px; color: var(--teks-2); transition: transform .2s; display: block; }
.kc-mod[open] .kc-chev svg { transform: rotate(180deg); }
.kc-gratis { font-size: .7rem; font-weight: 800; color: var(--kc-hijau); background: var(--kc-hijau-bg); padding: 3px 9px; border-radius: 99px; white-space: nowrap; }
.kc-kunci { display: inline-flex; align-items: center; gap: 5px; font-size: .74rem; font-weight: 600; color: var(--teks-2); white-space: nowrap; }
.kc-kunci svg { width: 14px; height: 14px; }
.kc-mod__isi { padding: 0 14px 14px 58px; font-size: .9rem; color: var(--teks-2); }
.kc-mod__isi p { margin: 0; }
.kc-mod__isi ul { margin: 8px 0 0; padding-left: 18px; }
.kc-mod__isi li { margin: 3px 0; }
.kc-xl { display: flex; align-items: center; gap: 6px; margin-top: 10px !important; font-size: .82rem; font-weight: 700; color: var(--kc-hijau); }
.kc-xl svg { width: 16px; height: 16px; }
.kc-lagi { margin-top: 8px; background: none; border: 0; padding: 8px 0; font: 700 .92rem var(--font); color: var(--biru-tua); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
html[data-tema="gelap"] .kc-lagi { color: #7CBDF5; }
.kc-silabus.is-ringkas .kc-mod:nth-of-type(n+4), .kc-silabus.is-ringkas .kc-babak:not(:first-child) { display: none; }

/* Harga */
.kc-gratis-bar { display: flex; gap: 10px; align-items: center; justify-content: space-between; flex-wrap: wrap; background: var(--kc-hijau-bg); color: var(--kc-hijau); border-radius: 12px; padding: 12px 16px; font-size: .95rem; font-weight: 700; margin-bottom: 16px; }
.kc-gratis-bar span { display: inline-flex; align-items: center; gap: 8px; }
.kc-gratis-bar svg { width: 18px; height: 18px; flex: none; }
.kc .kc-gratis-bar a { color: var(--kc-hijau); text-decoration: underline; text-underline-offset: 3px; }
.kc-harga { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.kc-opsi { border: 1.5px solid var(--border); border-radius: 16px; padding: 22px; position: relative; background: var(--kc-kartu); display: flex; flex-direction: column; gap: 8px; }
.kc-opsi-pilih { border-color: var(--biru); box-shadow: 0 0 0 3px var(--biru-muda); }
.kc-opsi__nama { font-size: 1rem; margin: 0; }
.kc-opsi__harga { margin: 0; font-weight: 800; font-size: 1.8rem; line-height: 1.1; color: var(--navy); }
.kc-opsi__harga small { font-size: .82rem; font-weight: 600; color: var(--teks-2); }
.kc-opsi ul { margin: 4px 0 8px; padding-left: 18px; font-size: .9rem; color: var(--teks-2); flex: 1; }
.kc-lencana { position: absolute; top: -11px; right: 14px; background: #F5A623; color: #3A2600; font-size: .66rem; font-weight: 800; padding: 3px 9px; border-radius: 99px; letter-spacing: .04em; }
.kc-aman { font-size: .82rem; color: var(--teks-2); margin: 14px 0 0; }

/* Ulasan */
.kc-kosong { border: 1.5px dashed var(--border); border-radius: 16px; padding: 24px; text-align: center; }
.kc-kosong b { display: block; font-size: 1.05rem; margin-bottom: 4px; }
.kc-kosong p { margin: 0 0 14px; font-size: .92rem; color: var(--teks-2); }
.kc-kosong p:last-child { margin-bottom: 0; }

/* Bilah beli menempel di ponsel */
.kc-lengket { display: none; }
@media (max-width: 899px) {
  .kc-lengket { position: sticky; bottom: 0; z-index: 30; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: var(--kc-kartu); border-top: 1px solid var(--border); box-shadow: 0 -6px 18px rgba(0,0,0,.08); }
  .kc-lengket b { font-size: 1rem; color: var(--navy); }
  .kc-lengket small { display: block; font-size: .72rem; color: var(--teks-2); }
  .kc .kc-lengket a { background: var(--biru-tua); color: #fff; font-weight: 700; font-size: .92rem; padding: 11px 18px; border-radius: 10px; text-decoration: none; white-space: nowrap; }
  html.mode-belajar .kc-lengket { bottom: calc(64px + env(safe-area-inset-bottom)); }
  .kc-lengket { padding-right: 84px; }   /* tombol WhatsApp mengambang di kanan bawah tidak boleh menutupi tombol Beli kelas */
  .kc-lengket.is-sembunyi { display: none; }
}

@media (max-width: 960px) {
  .kc-hero { padding: 32px 0 40px; }
  .kc-hero__grid, .kc-tiga, .kc-dua, .kc-harga { grid-template-columns: 1fr; }
  .kc-hero__grid { gap: 24px; }
  .kc-tumpuk { max-width: 520px; width: 100%; }
  .kc-seksi { padding: 40px 0; }
}
@media (max-width: 520px) {
  .kc-mod summary { grid-template-columns: 30px minmax(0, 1fr) auto; gap: 8px; padding: 12px; }
  .kc-chev { display: none; }
  .kc-kunci span { display: none; }
  .kc-mod__isi { padding-left: 12px; }
  .kc-cta .kc-btn { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) { .kc-chev svg { transition: none; } }

/* Ulasan: ringkasan, kartu, formulir */
.kc-ul-ringkas { margin-bottom: 18px; }
.kc-ul-rata { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.kc-ul-rata__angka { font-size: 2.2rem; font-weight: 800; color: var(--navy); line-height: 1; }
.kc-ul-rata__ket { color: var(--teks-2); font-size: .9rem; }
.kc-ul-bintang { color: #C27D0E; letter-spacing: 2px; font-size: 1.05rem; }
html[data-tema="gelap"] .kc-ul-bintang { color: #F5A623; }
.kc-ul-daftar { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.kc-ul-kartu { border: 1px solid var(--border); border-radius: 14px; padding: 16px; background: var(--kc-kartu); }
.kc-ul-kartu__atas { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: .9rem; }
.kc-ul-tgl { color: var(--teks-2); font-size: .8rem; margin-left: auto; }
.kc-ul-kartu p { margin: 8px 0 0; font-size: .92rem; overflow-wrap: anywhere; }
.kc-ul-bagian { display: block; margin-top: 8px; font-size: .78rem; color: var(--teks-2); }
.kc-ul-aksi { max-width: 560px; }
.kc .kc-ul-mati { background: var(--abu); color: var(--teks-2); border: 1px solid var(--border); cursor: not-allowed; }
.kc-ul-ket, .kc-ul-status { font-size: .88rem; color: var(--teks-2); margin: 8px 0 0; }
.kc-ul-form { display: grid; gap: 6px; }
.kc-ul-pilih { border: 0; margin: 0 0 6px; padding: 0; display: flex; gap: 4px; }
.kc-ul-pilih legend { font-weight: 700; margin-bottom: 6px; padding: 0; }
.kc-ul-pilih__b { position: relative; cursor: pointer; }
.kc-ul-pilih__b input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.kc-ul-pilih__ikon { display: grid; place-items: center; width: 44px; height: 44px; font-size: 1.6rem; color: var(--border); border-radius: 10px; }
.kc-ul-pilih:has(input:checked) .kc-ul-pilih__ikon { color: #C27D0E; }
.kc-ul-pilih__b:has(input:checked) ~ .kc-ul-pilih__b .kc-ul-pilih__ikon { color: var(--border); }
html[data-tema="gelap"] .kc-ul-pilih:has(input:checked) .kc-ul-pilih__ikon { color: #F5A623; }
html[data-tema="gelap"] .kc-ul-pilih__b:has(input:checked) ~ .kc-ul-pilih__b .kc-ul-pilih__ikon { color: var(--border); }
.kc-ul-pilih__b input:focus-visible + .kc-ul-pilih__ikon { outline: 3px solid #F5A623; outline-offset: 1px; }
.kc-ul-lbl { font-weight: 600; font-size: .9rem; }
.kc-ul-form textarea { width: 100%; font: inherit; font-size: .95rem; color: var(--teks); background: var(--kc-kartu); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; resize: vertical; }
.kc-ul-form textarea:focus-visible { outline: 3px solid #F5A623; outline-offset: 1px; }
.kc-ul-hitung { font-size: .78rem; color: var(--teks-2); justify-self: end; }
.kc-ul-form .kc-btn { justify-self: start; border: 0; cursor: pointer; font-family: var(--font); }
.kc-ul-aksi > .kc-btn { border: 1.5px solid var(--border); cursor: pointer; font-family: var(--font); background: transparent; }

/* Revisi 2: hero bertumpuk miring (Excel di belakang kiri, deck di depan kanan), tanpa animasi */
.kc-gbr-xl { transform: rotate(-1.5deg); z-index: 1; }
.kc-gbr-deck { transform: rotate(1.5deg); z-index: 2; }
/* Untuk siapa */
.kc-siapa { display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: start; }
.kc-siapa .kc-ik { margin: 0; }
.kc-siapa .kc-ik svg { width: 18px; height: 18px; }
/* FAQ */
.kc-faq-daftar { max-width: 820px; }
.kc-faq summary { grid-template-columns: minmax(0, 1fr) 20px; }
.kc-faq .kc-mod__isi { padding-left: 14px; }
@media (max-width: 520px) { .kc-faq summary { grid-template-columns: minmax(0, 1fr) 20px; } .kc-faq .kc-chev { display: block; } }

/* Revisi 3 (3 Nov 2026): dua jendela lurus tanpa rotasi. Excel di belakang kanan (88%, potongan 16:10 dari kiri atas), deck di depan kiri bawah (60%, 16:9).
   Judul di bilah jendela, tanpa label di atas gambar. Tepi bawah gambar sejajar tepi bawah tombol (align-items: end). Di ponsel gambar di bawah tombol. */
.kc-hero__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: end; }
.kc-tumpuk { aspect-ratio: 5 / 4; width: 100%; }
.kc-gbr { border-radius: 12px; border: 1px solid rgba(255,255,255,.14); box-shadow: 0 1px 0 rgba(255,255,255,.08) inset, 0 24px 48px rgba(3,14,28,.45); transform: none; }
.kc-gbr__bar { height: 26px; gap: 5px; padding: 0 10px; background: #F3F6F9; border-bottom: 1px solid #E3E9EF; font-size: .66rem; font-weight: 600; }
.kc-gbr__bar i { width: 7px; height: 7px; background: #CDD6DF; }
.kc-gbr__bar i:last-of-type { margin-right: 0; }
.kc-gbr__bar span { margin-left: 6px; overflow: hidden; text-overflow: ellipsis; }
.kc-gbr img { object-fit: cover; object-position: left top; }
.kc-gbr-xl { left: auto; right: 0; top: 0; bottom: auto; width: 88%; transform: none; z-index: 1; }
.kc-gbr-xl img { aspect-ratio: 16 / 10; }
.kc-gbr-deck { right: auto; left: 0; bottom: 0; top: auto; width: 60%; transform: none; z-index: 2; }
.kc-gbr-deck img { aspect-ratio: 16 / 9; }
@media (max-width: 960px) { .kc-hero__grid { grid-template-columns: 1fr; } .kc-tumpuk { margin-top: 6px; } }
/* Bintang SVG */
.kc-b { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linejoin: round; vertical-align: -0.12em; }
.kc-b-isi { fill: currentColor; }
.kc-ul-bintang { display: inline-flex; gap: 1px; letter-spacing: 0; }
.kc-ul-pilih__ikon .kc-b { width: 28px; height: 28px; fill: currentColor; stroke: none; }
/* Video promosi */
.kc-video { position: relative; aspect-ratio: 16 / 9; max-width: 880px; border-radius: 16px; overflow: hidden; background: #0F2740; box-shadow: var(--bayang-l); }
.kc-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }