:root {
  --teal: #139A9A;
  --teal-tua: #0E7676;
  --teal-muda: #E7F5F5;
  --emas: #F4B942;
  --arang: #202124;
  --abu: #5F6368;
  --garis: #E3E7E8;
  --latar: #FFFFFF;
  --latar-2: #F7FAFA;
  --wa: #25D366;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--arang);
  background: var(--latar);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--teal-tua); }
.wadah { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- Kepala ---------- */
.kepala { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--garis); }
.kepala .wadah { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.merek { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--arang); font-weight: 700; font-size: 20px; }
.merek img { width: 36px; height: 36px; border-radius: 9px; }
.nav { display: flex; align-items: center; gap: 22px; }
.nav a { text-decoration: none; color: var(--abu); font-size: 15px; font-weight: 500; }
.nav a:hover { color: var(--arang); }
.nav a.tombol-wa, .nav a.tombol-wa:hover { color: #fff; }
@media (max-width: 720px) { .nav a.sembunyi-hp { display: none; } }

/* ---------- Tombol ---------- */
.tombol { display: inline-flex; align-items: center; gap: 10px; padding: 14px 22px; border-radius: 999px; font-weight: 600; text-decoration: none; font-size: 16px; transition: transform .15s ease, box-shadow .15s ease; }
.tombol:hover { transform: translateY(-1px); }
.tombol-wa { background: var(--teal); color: #fff; box-shadow: 0 6px 18px rgba(19,154,154,.28); }
.tombol-wa:hover { background: var(--teal-tua); }
.tombol-kecil { padding: 9px 16px; font-size: 14px; box-shadow: none; }
.tombol-garis { border: 1.5px solid var(--garis); color: var(--arang); background: #fff; }
.tombol svg { width: 20px; height: 20px; flex: none; }

/* ---------- Pembuka ---------- */
.pembuka { padding: 64px 0 56px; background: linear-gradient(180deg, var(--teal-muda) 0%, #fff 100%); }
.pembuka .wadah { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.pembuka h1 { font-size: clamp(34px, 5vw, 54px); line-height: 1.12; margin: 0 0 18px; letter-spacing: -.5px; }
.pembuka h1 .titik { color: var(--emas); }
.pembuka p.lead { font-size: 18px; color: var(--abu); margin: 0 0 28px; max-width: 520px; }
.aksi { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.catatan-kecil { font-size: 13.5px; color: var(--abu); margin-top: 14px; }
@media (max-width: 860px) { .pembuka .wadah { grid-template-columns: 1fr; gap: 36px; } .pembuka { padding-top: 40px; } }

/* ---------- Ilustrasi chat ---------- */
.hp { background: #ECE5DD; border-radius: 28px; padding: 18px 14px 22px; box-shadow: 0 24px 60px rgba(32,33,36,.16); max-width: 380px; margin: 0 auto; width: 100%; border: 8px solid #202124; }
.hp-kepala { display: flex; align-items: center; gap: 10px; padding: 4px 6px 14px; border-bottom: 1px solid rgba(0,0,0,.06); margin-bottom: 12px; }
.hp-kepala img { width: 34px; height: 34px; border-radius: 50%; }
.hp-kepala b { font-size: 15px; display: block; line-height: 1.2; }
.hp-kepala small { font-size: 12px; color: var(--abu); }
.gelembung { max-width: 86%; padding: 9px 12px; border-radius: 12px; font-size: 14px; margin: 8px 0; line-height: 1.45; box-shadow: 0 1px 1px rgba(0,0,0,.06); }
.gelembung.saya { background: #D9FDD3; margin-left: auto; border-top-right-radius: 4px; }
.gelembung.bot { background: #fff; border-top-left-radius: 4px; }
.gelembung .jam { display: block; text-align: right; font-size: 11px; color: #8A9095; margin-top: 2px; }
.gelembung b { font-weight: 600; }

/* ---------- Bagian umum ---------- */
section { padding: 72px 0; }
section.abu { background: var(--latar-2); }
.judul-bagian { text-align: center; max-width: 640px; margin: 0 auto 44px; }
.judul-bagian h2 { font-size: clamp(26px, 3.6vw, 36px); line-height: 1.2; margin: 0 0 10px; }
.judul-bagian p { color: var(--abu); margin: 0; }

/* ---------- Langkah ---------- */
.langkah { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.langkah > div { background: #fff; border: 1px solid var(--garis); border-radius: 18px; padding: 24px; }
.langkah .nomor { width: 36px; height: 36px; border-radius: 50%; background: var(--teal); color: #fff; display: grid; place-items: center; font-weight: 700; margin-bottom: 14px; }
.langkah h3 { margin: 0 0 6px; font-size: 18px; }
.langkah p { margin: 0; color: var(--abu); font-size: 15px; }
.langkah code { background: var(--teal-muda); color: var(--teal-tua); padding: 1px 6px; border-radius: 6px; font-size: 13.5px; }
@media (max-width: 820px) { .langkah { grid-template-columns: 1fr; } }

/* ---------- Fitur ---------- */
.fitur { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.fitur > div { background: #fff; border-radius: 16px; padding: 22px; border: 1px solid var(--garis); }
.fitur .ikon { font-size: 26px; margin-bottom: 8px; }
.fitur h3 { margin: 0 0 6px; font-size: 17px; }
.fitur p { margin: 0; color: var(--abu); font-size: 14.5px; }
.fitur code { background: var(--teal-muda); color: var(--teal-tua); padding: 1px 6px; border-radius: 6px; font-size: 13px; }
@media (max-width: 900px) { .fitur { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .fitur { grid-template-columns: 1fr; } }

/* ---------- Harga ---------- */
.harga { display: grid; grid-template-columns: repeat(2, minmax(0, 360px)); gap: 20px; justify-content: center; }
.paket { background: #fff; border: 1px solid var(--garis); border-radius: 20px; padding: 28px; position: relative; }
.paket.unggulan { border: 2px solid var(--teal); }
.paket .label { position: absolute; top: -12px; left: 24px; background: var(--emas); color: var(--arang); font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }
.paket h3 { margin: 0; font-size: 20px; }
.paket .angka { font-size: 34px; font-weight: 700; margin: 8px 0 2px; }
.paket .angka small { font-size: 15px; color: var(--abu); font-weight: 500; }
.paket ul { padding: 0; margin: 16px 0 0; list-style: none; }
.paket li { padding: 6px 0 6px 26px; position: relative; font-size: 15px; }
.paket li::before { content: '✓'; position: absolute; left: 0; color: var(--teal); font-weight: 700; }
@media (max-width: 760px) { .harga { grid-template-columns: 1fr; } }

/* ---------- Privasi singkat ---------- */
.janji { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.janji > div { padding: 20px; border-radius: 16px; background: var(--teal-muda); }
.janji h3 { margin: 0 0 4px; font-size: 16px; color: var(--teal-tua); }
.janji p { margin: 0; font-size: 14.5px; color: var(--arang); }
@media (max-width: 900px) { .janji { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .janji { grid-template-columns: 1fr; } }

/* ---------- Tanya jawab ---------- */
.tanya { max-width: 760px; margin: 0 auto; }
details { border-bottom: 1px solid var(--garis); padding: 16px 0; }
summary { font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; color: var(--teal); font-size: 22px; line-height: 1; }
details[open] summary::after { content: '−'; }
details p { color: var(--abu); margin: 10px 0 0; }

/* ---------- Ajakan akhir ---------- */
.ajakan { background: var(--teal); color: #fff; text-align: center; border-radius: 28px; padding: 52px 24px; }
.ajakan h2 { margin: 0 0 10px; font-size: clamp(26px, 3.6vw, 36px); }
.ajakan p { margin: 0 0 26px; opacity: .9; }
.ajakan .tombol-wa { background: #fff; color: var(--teal-tua); box-shadow: none; }

/* ---------- Kaki ---------- */
.kaki { padding: 40px 0; border-top: 1px solid var(--garis); color: var(--abu); font-size: 14px; }
.kaki .wadah { display: flex; flex-wrap: wrap; gap: 16px 32px; justify-content: space-between; align-items: center; }
.kaki a { color: var(--abu); text-decoration: none; margin-right: 18px; }
.kaki a:hover { color: var(--arang); }

/* ---------- Halaman dokumen (privasi, syarat) ---------- */
.dokumen { max-width: 760px; margin: 0 auto; padding: 48px 20px 72px; }
.dokumen h1 { font-size: clamp(28px, 4vw, 38px); line-height: 1.2; margin: 0 0 6px; }
.dokumen .tanggal { color: var(--abu); font-size: 14px; margin: 0 0 28px; }
.dokumen h2 { font-size: 21px; margin: 36px 0 10px; }
.dokumen h3 { font-size: 17px; margin: 22px 0 6px; }
.dokumen p, .dokumen li { font-size: 16px; }
.dokumen ul { padding-left: 22px; }
.dokumen li { margin: 4px 0; }
.dokumen table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 15px; }
.dokumen th, .dokumen td { text-align: left; border-bottom: 1px solid var(--garis); padding: 10px 8px; vertical-align: top; }
.dokumen th { background: var(--latar-2); font-weight: 600; }
.kotak { background: var(--teal-muda); border-radius: 14px; padding: 16px 18px; margin: 18px 0; }
.tabel-gulir { overflow-x: auto; }