/* Situs Toko Kami — warna merek sama dengan aplikasi (teal). */
:root {
  --merek: #0f766e; --merek-tua: #115e59; --merek-muda: #ccfbf1; --aksen: #f59e0b;
  --latar: #ffffff; --latar-2: #f4f7f7; --kartu: #ffffff; --teks: #0f172a; --teks-2: #475569; --teks-3: #94a3b8;
  --garis: #e2e8f0; --gelap: #0b1f2a; --radius: 14px;
  --bayang: 0 1px 2px rgba(15,23,42,.05), 0 8px 24px rgba(15,23,42,.06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --merek: #2dd4bf; --merek-tua: #5eead4; --merek-muda: #134e4a; --latar: #0b1220; --latar-2: #0f172a; --kartu: #111a2b;
    --teks: #e2e8f0; --teks-2: #94a3b8; --teks-3: #64748b; --garis: #1e293b; --gelap: #060d18;
    --bayang: 0 1px 2px rgba(0,0,0,.4); color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--teks);
  background: var(--latar); line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased; }
a { color: var(--merek); }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.wadah { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.redup { color: var(--teks-2); }
.kecil { font-size: .9rem; }
.tengah { text-align: center; }

/* navigasi */
.nav { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--latar) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--garis); }
.nav .wadah { display: flex; align-items: center; gap: 24px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; color: var(--teks); text-decoration: none; }
.logo img { width: 32px; height: 32px; }
.menu { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.menu a { color: var(--teks-2); text-decoration: none; font-weight: 500; }
.menu a:hover, body[data-halaman="beranda"] .m-beranda, body[data-halaman="fitur"] .m-fitur,
body[data-halaman="harga"] .m-harga, body[data-halaman="kontak"] .m-kontak { color: var(--merek); }
.menu .tombol { color: #fff; }
.buka-menu { display: none; margin-left: auto; background: none; border: 1px solid var(--garis); border-radius: 8px; padding: 6px 10px; color: var(--teks); font-size: 1rem; }

/* tombol */
.tombol { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 22px; border-radius: 999px;
  background: var(--merek); color: #fff; font-weight: 700; text-decoration: none; border: 2px solid var(--merek); cursor: pointer; font-size: 1rem; }
.tombol:hover { background: var(--merek-tua); border-color: var(--merek-tua); }
.tombol.kedua { background: transparent; color: var(--merek); }
.tombol.kedua:hover { background: var(--merek-muda); }
.tombol.kecil { padding: 8px 16px; font-size: .95rem; }

/* hero */
.hero { padding: 72px 0 56px; background: radial-gradient(1200px 500px at 80% -10%, var(--merek-muda), transparent 60%); }
.hero .wadah { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero p.lead { font-size: 1.2rem; color: var(--teks-2); max-width: 34em; }
.label-atas { display: inline-block; background: var(--merek-muda); color: var(--merek-tua); font-weight: 700; font-size: .85rem;
  padding: 6px 12px; border-radius: 999px; margin-bottom: 16px; }
.aksi { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0 12px; }
.janji { display: flex; gap: 18px; flex-wrap: wrap; color: var(--teks-2); font-size: .95rem; padding: 0; list-style: none; margin: 0; }
.janji li::before { content: "✓ "; color: var(--merek); font-weight: 800; }
.layar { border-radius: 16px; border: 1px solid var(--garis); box-shadow: 0 30px 60px -20px rgba(15,23,42,.35); overflow: hidden; background: var(--kartu); }
.layar-bar { height: 28px; background: var(--latar-2); border-bottom: 1px solid var(--garis); display: flex; gap: 6px; align-items: center; padding: 0 12px; }
.layar-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--garis); display: block; }

/* bagian */
.bagian { padding: 72px 0; }
.bagian.abu { background: var(--latar-2); }
.judul-bagian { max-width: 720px; margin: 0 auto 40px; text-align: center; }
.judul-bagian p { color: var(--teks-2); font-size: 1.1rem; }
.kisi { display: grid; gap: 20px; }
.k3 { grid-template-columns: repeat(3, 1fr); }
.k2 { grid-template-columns: repeat(2, 1fr); }
.k4 { grid-template-columns: repeat(4, 1fr); }
.kartu { background: var(--kartu); border: 1px solid var(--garis); border-radius: var(--radius); padding: 24px; box-shadow: var(--bayang); }
.kartu h3 { display: flex; align-items: center; gap: 10px; }
.ikon-bulat { width: 40px; height: 40px; border-radius: 12px; background: var(--merek-muda); color: var(--merek-tua); display: grid; place-items: center;
  font-size: 1.25rem; flex: none; }
.kartu ul { padding-left: 1.1em; margin: .4em 0 0; color: var(--teks-2); }
.kartu ul li { margin: .2em 0; }
.baris-fitur { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; margin: 56px 0; }
.baris-fitur.balik > :first-child { order: 2; }
.angka-besar { font-size: 2.2rem; font-weight: 800; color: var(--merek); line-height: 1; }

/* harga */
.pilih-periode { display: inline-flex; border: 1px solid var(--garis); border-radius: 999px; padding: 4px; background: var(--kartu); margin-bottom: 28px; }
.pilih-periode button { border: 0; background: transparent; padding: 8px 18px; border-radius: 999px; font: inherit; font-weight: 600; color: var(--teks-2); cursor: pointer; }
.pilih-periode button[aria-pressed="true"] { background: var(--merek); color: #fff; }
.paket { position: relative; text-align: left; display: flex; flex-direction: column; }
.paket .harga { font-size: 2.3rem; font-weight: 800; margin: .3em 0 0; }
.paket .harga small { font-size: 1rem; font-weight: 500; color: var(--teks-2); }
.paket .harga span { white-space: nowrap; }
.paket.unggulan { border: 2px solid var(--merek); }
.pita { position: absolute; top: -13px; left: 24px; background: var(--merek); color: #fff; font-size: .8rem; font-weight: 700; padding: 3px 12px; border-radius: 999px; }
.paket ul { flex: 1; margin-bottom: 20px; }
.kalkulator { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; margin: 12px 0; }
.kalkulator input { width: 90px; padding: 10px 12px; border: 1px solid var(--garis); border-radius: 10px; font: inherit; background: var(--latar); color: var(--teks); }
[data-periode="bulan"] .h-tahun, [data-periode="tahun"] .h-bulan { display: none; }

/* faq */
details.faq { border-bottom: 1px solid var(--garis); padding: 16px 0; }
details.faq summary { font-weight: 700; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
details.faq summary::after { content: "+"; color: var(--merek); font-size: 1.3rem; line-height: 1; }
details.faq[open] summary::after { content: "−"; }
details.faq p { color: var(--teks-2); margin: 10px 0 0; }

/* ajakan & kaki */
.ajakan { background: var(--gelap); color: #e2e8f0; border-radius: 24px; padding: 48px; text-align: center; }
.ajakan h2 { color: #fff; }
.ajakan .tombol.kedua { color: #fff; border-color: #fff; }
.ajakan .tombol.kedua:hover { background: rgba(255,255,255,.1); }
.kaki { border-top: 1px solid var(--garis); padding: 40px 0; color: var(--teks-2); font-size: .95rem; }
.kaki .wadah { display: flex; gap: 32px; flex-wrap: wrap; justify-content: space-between; }
.kaki a { color: var(--teks-2); text-decoration: none; margin-right: 18px; }
.kaki a:hover { color: var(--merek); }

@media (max-width: 860px) {
  .hero .wadah, .baris-fitur, .k3, .k2, .k4 { grid-template-columns: 1fr; }
  .baris-fitur.balik > :first-child { order: 0; }
  .menu { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--latar);
    border-bottom: 1px solid var(--garis); padding: 8px 20px 16px; }
  .menu.buka { display: flex; }
  .menu a { padding: 10px 0; width: 100%; }
  .buka-menu { display: block; }
  .ajakan { padding: 32px 20px; }
  .hero { padding-top: 40px; }
  .paket .harga { font-size: 1.8rem; }
}