/********** Promo BYD Tangerang - Modern Blue UI **********/
:root {
  --primary: #0B4DBB;
  --primary-dark: #062E73;
  --primary-soft: #EAF2FF;
  --accent: #19B6FF;
  --accent-2: #7DD3FC;
  --success: #14B866;
  --warning: #F7B731;
  --light: #F7FAFF;
  --dark: #071C3A;
  --muted: #64748B;
  --border: #DCE8F8;
  --white: #FFFFFF;
  --radius: 24px;
  --shadow: 0 18px 48px rgba(7, 28, 58, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: #17324D;
  background: #FFFFFF;
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; transition: .25s ease; }
a:hover { color: var(--accent); }
img { max-width: 100%; }

.text-primary { color: var(--primary) !important; }
.bg-primary { background: var(--primary) !important; }
.bg-light { background-color: var(--light) !important; }
.rounded-4 { border-radius: var(--radius) !important; }
.shadow-soft { box-shadow: var(--shadow) !important; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--primary);
  font-size: .78rem;
  margin-bottom: .75rem;
}
.eyebrow::before {
  content: '';
  width: 34px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.btn { font-weight: 700; border-radius: 999px; }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: 0;
  box-shadow: 0 12px 24px rgba(11, 77, 187, .22);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(11, 77, 187, .32); background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }
.btn-outline-primary { border-color: var(--primary); color: var(--primary); }
.btn-outline-primary:hover { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-light:hover { transform: translateY(-2px); }
.btn-lg-square { width: 52px; height: 52px; display: grid; place-items: center; padding: 0; }

#spinner { opacity: 0; visibility: hidden; transition: opacity .45s ease, visibility 0s linear .45s; z-index: 99999; }
#spinner.show { opacity: 1; visibility: visible; transition: opacity .45s ease; }

.topbar { background: linear-gradient(90deg, var(--primary-dark), var(--primary)); color: #EAF2FF; padding: 9px 0; }
.topbar a { color: #EAF2FF; }
.topbar-wa { background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.25); padding: 7px 14px; border-radius: 999px; font-weight: 700; }
.topbar-wa:hover { background: #fff; color: var(--primary); }

.navbar { min-height: 78px; }
.navbar .navbar-brand img { max-height: 42px; }
.brand-text { font-weight: 800; color: var(--dark); font-size: 1.15rem; letter-spacing: -.02em; }
.navbar .nav-link { color: #334155; font-weight: 700; padding: 10px 14px !important; border-radius: 999px; }
.navbar .nav-link:hover, .navbar .nav-link.active { color: var(--primary); background: var(--primary-soft); }
.model-dropdown { border: 0; border-radius: 18px; padding: 12px; box-shadow: var(--shadow); min-width: 230px; }
.model-dropdown .dropdown-item { border-radius: 12px; font-weight: 700; padding: 10px 14px; color: #17324D; }
.model-dropdown .dropdown-item:hover { background: var(--primary-soft); color: var(--primary); }

.hero-section {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: radial-gradient(circle at top right, rgba(25,182,255,.24), transparent 38%), linear-gradient(135deg, #061B3D 0%, #0B4DBB 58%, #19B6FF 100%);
  color: #fff;
}
.hero-section::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,18,48,.88) 0%, rgba(4,18,48,.55) 45%, rgba(4,18,48,.15) 100%); z-index: 1; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .42; }
.hero-content { position: relative; z-index: 2; }
.hero-title { font-size: clamp(2.45rem, 5vw, 5rem); line-height: 1.04; font-weight: 900; letter-spacing: -.06em; }
.hero-lead { max-width: 720px; font-size: 1.15rem; color: rgba(255,255,255,.86); }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-badges span { background: rgba(255,255,255,.13); border: 1px solid rgba(255,255,255,.22); color: #fff; border-radius: 999px; padding: 9px 14px; font-weight: 700; backdrop-filter: blur(10px); }
.hero-card { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22); border-radius: var(--radius); padding: 22px; backdrop-filter: blur(16px); box-shadow: 0 22px 48px rgba(0,0,0,.15); }
.hero-card img { border-radius: 20px; background: #fff; }

.page-hero {
  background: radial-gradient(circle at top right, rgba(25,182,255,.20), transparent 35%), linear-gradient(135deg, #061B3D, #0B4DBB);
  color: #fff;
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.page-hero::after { content: ''; position: absolute; width: 420px; height: 420px; border-radius: 50%; background: rgba(255,255,255,.08); right: -160px; top: -140px; }
.page-hero .container { position: relative; z-index: 2; }
.breadcrumb a, .breadcrumb-item.active, .breadcrumb-item+.breadcrumb-item::before { color: rgba(255,255,255,.75); }

.section-title { font-size: clamp(2rem, 3vw, 3rem); font-weight: 900; letter-spacing: -.045em; color: var(--dark); }
.section-subtitle { color: var(--muted); max-width: 780px; margin-left: auto; margin-right: auto; }

.feature-card, .model-card, .info-card, .price-card, .form-card, .spec-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 12px 36px rgba(7, 28, 58, .08);
  transition: .25s ease;
  height: 100%;
}
.feature-card:hover, .model-card:hover, .price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: rgba(11,77,187,.25); }
.feature-card { padding: 28px; }
.icon-box { width: 54px; height: 54px; border-radius: 18px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--primary), var(--accent)); font-size: 1.35rem; margin-bottom: 18px; }
.model-card { overflow: hidden; }
.model-card .image-wrap { height: 220px; background: linear-gradient(180deg, var(--primary-soft), #fff); display: grid; place-items: center; overflow: hidden; }
.model-card .image-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.model-card:hover .image-wrap img { transform: scale(1.05); }
.model-card .content { padding: 24px; }
.model-tag { display: inline-flex; background: var(--primary-soft); color: var(--primary); padding: 6px 12px; border-radius: 999px; font-size: .8rem; font-weight: 800; margin-bottom: 12px; }

.product-hero { padding: 84px 0 64px; background: linear-gradient(180deg, var(--primary-soft), #fff); overflow: hidden; }
.product-hero-img { background: #fff; border-radius: 30px; padding: 16px; box-shadow: var(--shadow); }
.product-hero-img img { border-radius: 22px; width: 100%; max-height: 430px; object-fit: cover; }
.badge-soft { display: inline-flex; padding: 9px 13px; border-radius: 999px; background: #fff; color: var(--primary); border: 1px solid var(--border); font-weight: 800; font-size: .86rem; }
.spec-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; }
.spec-card { padding: 22px; }
.spec-card small { color: var(--muted); font-weight: 700; }
.spec-card strong { display: block; color: var(--dark); font-size: 1.05rem; margin-top: 4px; }
.gallery-img { width: 100%; height: 280px; object-fit: cover; border-radius: 22px; box-shadow: 0 12px 32px rgba(7,28,58,.1); }

.process-step { position: relative; padding: 28px; border-radius: var(--radius); background: #fff; border: 1px solid var(--border); height: 100%; }
.step-number { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: var(--primary); color: #fff; font-weight: 900; margin-bottom: 14px; }

.price-card { padding: 26px; }
.price-card img { width: 100%; height: 180px; object-fit: cover; border-radius: 18px; background: var(--primary-soft); margin-bottom: 16px; }
.price-list { list-style: none; padding: 0; margin: 0 0 18px; }
.price-list li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--border); }
.price-list b { color: var(--dark); }

.form-card { padding: 32px; }
.form-control, .form-select { min-height: 58px; border-color: var(--border); border-radius: 16px; }
.form-control:focus, .form-select:focus { border-color: var(--accent); box-shadow: 0 0 0 .2rem rgba(25,182,255,.15); }
textarea.form-control { min-height: 130px; }

.faq-section .accordion-item { border: 1px solid var(--border); border-radius: 18px !important; overflow: hidden; margin-bottom: 14px; }
.faq-section .accordion-button { font-weight: 800; color: var(--dark); }
.faq-section .accordion-button:not(.collapsed) { color: var(--primary); background: var(--primary-soft); box-shadow: none; }

.cta-strip { background: radial-gradient(circle at top left, rgba(125,211,252,.3), transparent 30%), linear-gradient(135deg, var(--primary-dark), var(--primary)); }
.footer-blue { background: #061B3D; color: rgba(255,255,255,.72); }
.footer-blue a { display: block; color: rgba(255,255,255,.72); margin-bottom: 9px; }
.footer-blue a:hover { color: #fff; transform: translateX(2px); }
.footer-logo { width: 52px; height: auto; filter: brightness(0) invert(1); }
.social-links a { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,.1); color: #fff; margin: 0; }
.social-links a:hover { background: var(--accent); color: #fff; transform: translateY(-2px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); }
.footer-bottom a { display: inline; margin: 0; color: #fff; }

.back-to-top { position: fixed; display: none; right: 24px; bottom: 96px; z-index: 99; }
.whatsapp-float { position: fixed; right: 22px; bottom: 22px; z-index: 100; display: inline-flex; align-items: center; gap: 10px; background: #12B76A; color: #fff; padding: 14px 18px; border-radius: 999px; box-shadow: 0 16px 35px rgba(18,183,106,.35); font-weight: 900; }
.whatsapp-float:hover { color: #fff; transform: translateY(-3px); background: #0D9B59; }
.whatsapp-float i { font-size: 1.5rem; }
.wa-pulse { position: absolute; inset: -7px; border-radius: 999px; background: rgba(18,183,106,.22); animation: pulse 1.8s infinite; z-index: -1; }
@keyframes pulse { 0% { transform: scale(.92); opacity: 1; } 100% { transform: scale(1.16); opacity: 0; } }

@media (max-width: 991px) {
  .hero-section { min-height: auto; padding: 90px 0; }
  .navbar .btn { width: 100%; margin-top: 12px; }
  .brand-text { font-size: 1rem; }
}
@media (max-width: 575px) {
  .hero-title { font-size: 2.35rem; }
  .hero-badges span { font-size: .8rem; }
  .whatsapp-float { right: 14px; left: 14px; justify-content: center; bottom: 14px; }
  .back-to-top { bottom: 86px; }
  .form-card { padding: 22px; }
  .product-hero { padding-top: 56px; }
}
.feature-card {
  border-radius: 24px;
  background: #ffffff;
  padding: 32px;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.10);
  border: 1px solid rgba(11, 77, 187, 0.08);
}

.map-card {
  width: 100%;
  background: #eef5ff;
  border: 1px solid rgba(11, 77, 187, 0.12);
}

.map-card iframe {
  width: 100%;
  min-height: 320px;
  display: block;
}