:root {
    --ms-biru: #1877F2;
    --ms-biru-tua: #0d4fb3;
    --ms-teks: #1b2a3a;
    --ms-redup: #5a6a7a;
    --ms-garis: #dbe3ec;
    --ms-abu: #f3f6fa;
    --ms-hijau: #1e8e5a;
    --ms-merah: #c0392b;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { font-family: 'Plus Jakarta Sans', 'Inter', 'Segoe UI', Arial, sans-serif; color: var(--ms-teks); background: #fff; line-height: 1.6; font-size: 16px; }
a { color: var(--ms-biru); }
h1, h2, h3 { line-height: 1.25; }
.ms-bungkus { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.ms-sempit { max-width: 760px; }

.ms-nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 20px; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--ms-garis); backdrop-filter: blur(8px); }
.ms-merek { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; color: var(--ms-biru); font-size: 18px; }
.ms-nav-tautan { display: flex; align-items: center; gap: 18px; }
.ms-nav-tautan a { text-decoration: none; color: var(--ms-teks); font-weight: 600; font-size: 14px; }
.ms-nav-tautan a.ms-tombol { color: #fff; }

.ms-tombol { display: inline-block; border: 0; cursor: pointer; background: var(--ms-biru); color: #fff; padding: 13px 24px; border-radius: 10px; font-family: inherit; font-size: 15px; font-weight: 700; line-height: 1.2; text-decoration: none; text-align: center; transition: background .15s; }
.ms-tombol:hover { background: var(--ms-biru-tua); }
.ms-tombol:disabled { opacity: .6; cursor: not-allowed; }
.ms-tombol-kecil { padding: 9px 16px; font-size: 14px; }
.ms-tombol-penuh { display: block; width: 100%; }
.ms-tombol-garis { background: transparent; color: var(--ms-biru); box-shadow: inset 0 0 0 2px var(--ms-biru); }
.ms-tombol-garis:hover { background: rgba(24,119,242,.08); }

.ms-hero { background: linear-gradient(135deg, #0d3b8c 0%, #1877F2 100%); color: #fff; padding: 64px 0 56px; }
.ms-label { display: inline-block; text-transform: uppercase; letter-spacing: .08em; font-size: 12px; font-weight: 700; background: rgba(255,255,255,.18); padding: 5px 12px; border-radius: 999px; margin-bottom: 16px; }
.ms-hero h1 { font-size: clamp(28px, 5vw, 44px); max-width: 760px; margin-bottom: 16px; }
.ms-hero-teks { max-width: 680px; font-size: 17px; opacity: .95; margin-bottom: 26px; }
.ms-hero-aksi { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
.ms-hero .ms-tombol { background: #fff; color: var(--ms-biru-tua); }
.ms-hero .ms-tombol:hover { background: #eaf2ff; }
.ms-hero .ms-tombol-garis { background: transparent; color: #fff; box-shadow: inset 0 0 0 2px rgba(255,255,255,.8); }
.ms-hero .ms-tombol-garis:hover { background: rgba(255,255,255,.12); }
.ms-hero-poin { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 24px; font-size: 14px; font-weight: 600; }
.ms-hero-poin i { margin-right: 6px; opacity: .85; }

.ms-seksi { padding: 56px 0; }
.ms-seksi-abu { background: var(--ms-abu); }
.ms-seksi h2 { font-size: clamp(24px, 3.5vw, 32px); margin-bottom: 8px; }
.ms-sub { color: var(--ms-redup); margin-bottom: 28px; max-width: 700px; }
.ms-grid { display: grid; gap: 18px; margin-top: 24px; }
.ms-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ms-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ms-kartu { background: #fff; border: 1px solid var(--ms-garis); border-radius: 14px; padding: 22px; }
.ms-ikon { width: 44px; height: 44px; border-radius: 12px; background: #e8f1fe; color: var(--ms-biru); display: flex; align-items: center; justify-content: center; font-size: 19px; margin-bottom: 12px; }
.ms-kartu h3 { font-size: 17px; margin-bottom: 6px; }
.ms-kartu p { color: var(--ms-redup); font-size: 15px; }

.ms-langkah { list-style: none; margin-top: 24px; display: grid; gap: 14px; }
.ms-langkah li { display: flex; gap: 16px; align-items: flex-start; background: #fff; border: 1px solid var(--ms-garis); border-radius: 14px; padding: 16px 18px; }
.ms-langkah span { flex: 0 0 38px; height: 38px; border-radius: 50%; background: var(--ms-biru); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.ms-langkah h3 { font-size: 16px; margin-bottom: 2px; }
.ms-langkah p { color: var(--ms-redup); font-size: 15px; }

.ms-paket { background: #fff; border: 2px solid var(--ms-garis); border-radius: 18px; padding: 28px; display: flex; flex-direction: column; }
.ms-paket-unggul { border-color: var(--ms-biru); box-shadow: 0 10px 30px rgba(24,119,242,.12); }
.ms-paket-tag { font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--ms-biru); margin-bottom: 6px; }
.ms-paket h3 { font-size: 20px; margin-bottom: 14px; }
.ms-fee { display: flex; align-items: baseline; gap: 10px; margin-bottom: 16px; }
.ms-fee strong { font-size: 46px; line-height: 1; color: var(--ms-biru); }
.ms-fee span { color: var(--ms-redup); font-weight: 600; }
.ms-centang { list-style: none; margin-bottom: 18px; flex: 1; }
.ms-centang li { position: relative; padding: 6px 0 6px 26px; font-size: 15px; }
.ms-centang li::before { content: ''; position: absolute; left: 4px; top: 12px; width: 6px; height: 11px; border: solid var(--ms-hijau); border-width: 0 2.5px 2.5px 0; transform: rotate(45deg); }
.ms-catatan { color: var(--ms-redup); font-size: 13px; margin: 6px 0 14px; }

.ms-kalkulator { margin-top: 28px; background: var(--ms-abu); border: 1px solid var(--ms-garis); border-radius: 16px; padding: 24px; }
.ms-kalkulator h3 { font-size: 18px; margin-bottom: 14px; }
.ms-kalk-isian { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 16px; }
.ms-kalk-hasil { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.ms-kalk-hasil div { background: #fff; border: 1px solid var(--ms-garis); border-radius: 10px; padding: 10px 12px; }
.ms-kalk-hasil span { display: block; font-size: 12px; color: var(--ms-redup); }
.ms-kalk-hasil strong { font-size: 15px; }

.ms-faq { background: #fff; border: 1px solid var(--ms-garis); border-radius: 12px; margin-top: 10px; padding: 0 18px; }
.ms-faq summary { cursor: pointer; padding: 14px 0; font-weight: 700; font-size: 15px; }
.ms-faq p { padding: 0 0 14px; color: var(--ms-redup); font-size: 15px; }

.ms-form { margin-top: 10px; }
.ms-form fieldset { border: 1px solid var(--ms-garis); border-radius: 14px; padding: 18px 18px 6px; margin-bottom: 18px; }
.ms-form legend { padding: 0 8px; font-weight: 800; font-size: 15px; color: var(--ms-biru-tua); }
.ms-form label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 14px; }
.ms-form input[type=text], .ms-form input[type=tel], .ms-form input[type=email], .ms-form input[type=url], .ms-form input[type=file], .ms-form select, .ms-form textarea, .ms-kalk-isian input { display: block; width: 100%; margin-top: 5px; padding: 11px 12px; border: 1px solid #c3cfdc; border-radius: 9px; font-family: inherit; font-size: 15px; line-height: 1.4; color: var(--ms-teks); background: #fff; }
.ms-form input:focus, .ms-form select:focus, .ms-form textarea:focus, .ms-kalk-isian input:focus { outline: 2px solid var(--ms-biru); outline-offset: 1px; border-color: var(--ms-biru); }
.ms-form .ms-salah { border-color: var(--ms-merah); }
.ms-form small { display: block; font-weight: 400; color: var(--ms-redup); margin-top: 4px; }
.ms-baris { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 14px; }
.ms-galat { display: block; color: var(--ms-merah); font-size: 13px; font-weight: 600; margin-top: 4px; }
.ms-info { display: block; color: var(--ms-redup); font-size: 13px; margin: 4px 0 14px; }
.ms-pratinjau { display: block; max-width: 100%; max-height: 260px; border-radius: 10px; border: 1px solid var(--ms-garis); margin-bottom: 14px; }
.ms-pilihan { display: grid; gap: 8px; margin-bottom: 14px; }
.ms-radio { display: flex !important; align-items: center; gap: 10px; border: 1px solid var(--ms-garis); border-radius: 10px; padding: 11px 14px; margin: 0 !important; cursor: pointer; }
.ms-radio input { width: 18px; height: 18px; }
.ms-jebakan { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.ms-peringatan { background: #fdecea; color: #8a1f14; border: 1px solid #f5c2bd; padding: 12px 16px; border-radius: 10px; margin-bottom: 18px; font-weight: 600; }
.ms-sukses { display: flex; gap: 16px; align-items: flex-start; background: #e8f6ee; border: 1px solid #b5e0c6; border-radius: 14px; padding: 22px; margin-top: 12px; }
.ms-sukses > i { font-size: 34px; color: var(--ms-hijau); }
.ms-sukses h3 { margin-bottom: 6px; }
.ms-sukses p { margin-bottom: 10px; }

.ms-footer { background: #0e2240; color: #c9d6e8; text-align: center; padding: 24px 20px; font-size: 14px; }
.ms-footer a { color: #fff; }

@media (max-width: 900px) {
    .ms-grid-3 { grid-template-columns: repeat(2, 1fr); }
    .ms-kalk-hasil { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .ms-nav-tautan a:not(.ms-tombol) { display: none; }
    .ms-hero { padding: 44px 0 40px; }
    .ms-seksi { padding: 40px 0; }
    .ms-grid-3, .ms-grid-2, .ms-baris, .ms-kalk-isian { grid-template-columns: 1fr; }
    .ms-paket { padding: 22px; }
    .ms-sukses { flex-direction: column; }
}