:root {
  --cit-navy: 222 47% 11%;
  --cit-teal: 172 85% 40%;
  --cit-slate: 215 20% 65%;
  --cit-white: 0 0% 100%;

  --bg: hsl(var(--cit-white));
  --fg: hsl(var(--cit-navy));
  --primary: hsl(var(--cit-teal));
  --primary-contrast: hsl(var(--cit-white));
  --muted: hsl(210 40% 98%);
  --muted-fg: hsl(var(--cit-slate));
  --border: hsl(214 32% 91%);
  --shadow-soft: 0 4px 6px -1px hsl(var(--cit-navy) / 0.1), 0 2px 4px -1px hsl(var(--cit-navy) / 0.06);
  --shadow-medium: 0 10px 15px -3px hsl(var(--cit-navy) / 0.1), 0 4px 6px -2px hsl(var(--cit-navy) / 0.05);
  --shadow-large: 0 20px 25px -5px hsl(var(--cit-navy) / 0.1), 0 10px 10px -5px hsl(var(--cit-navy) / 0.04);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; color: var(--fg); background: var(--bg);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.6; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.section { padding: 80px 0; }
.bg-muted { background: var(--muted); }
.center { text-align: center; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mb-64 { margin-bottom: 64px; }
.mb-80 { margin-bottom: 80px; }
.max-680 { max-width: 680px; margin-inline: auto; }
.text-white { color: #fff; }
.text-white-90 { color: rgba(255,255,255,0.9); }
.white-80 { color: rgba(255,255,255,0.8); }
.font-strong { font-weight: 600; }
.muted { color: var(--muted-fg); font-size: 14px; }

/* Typography */
.headline-1 { font-family: Manrope, Inter, sans-serif; font-weight: 800; font-size: clamp(32px, 5vw, 56px); line-height: 1.15; }
.headline-2 { font-family: Manrope, Inter, sans-serif; font-weight: 800; font-size: clamp(28px, 4vw, 44px); line-height: 1.2; }
.headline-3 { font-family: Manrope, Inter, sans-serif; font-weight: 700; font-size: clamp(20px, 2.5vw, 28px); }
.body-large { font-size: clamp(16px, 1.5vw, 20px); color: var(--muted-fg); }
.body-text { font-size: 16px; color: var(--muted-fg); }

/* Header / Navigation */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,0.95); backdrop-filter: blur(6px); border-bottom: 1px solid var(--border); box-shadow: var(--shadow-soft); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo img { height: 32px; }
.menu-toggle { display: none; font-size: 22px; background: none; border: none; padding: 8px; cursor: pointer; }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { color: var(--fg); }
@media (max-width: 768px) {
  .menu-toggle { display: inline-flex; }
  .nav-links { position: absolute; left: 0; right: 0; top: 64px; background: #fff; border-bottom: 1px solid var(--border); display: none; flex-direction: column; padding: 16px; }
  .nav-links.open { display: flex; }
}

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 12px; font-weight: 600; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease; border: 2px solid transparent; }
.btn.full { width: 100%; }
.btn-primary { background: var(--primary); color: var(--primary-contrast); box-shadow: 0 0 0 rgba(0,0,0,0); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 20px -10px rgba(0,0,0,.25); }
.btn-outline { border-color: var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: var(--primary-contrast); }
.btn-light { background: #fff; color: hsl(var(--cit-navy)); }
.btn-light:hover { transform: translateY(-1px); box-shadow: 0 10px 20px -10px rgba(0,0,0,.25); }
.btn-outline-light { border-color: #fff; color: #fff; background: transparent; }
.btn-outline-light:hover { background: #fff; color: hsl(var(--cit-navy)); }

/* Hero */
.hero { position: relative; min-height: 90vh; display: grid; place-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, hsl(var(--cit-navy) / 0.9), hsl(var(--cit-teal) / 0.75)); z-index: 1; }
.hero-content { position: relative; z-index: 2; color: #fff; text-align: center; padding: 40px 0; }
.hero-ctas { display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.scroll-indicator { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); width: 4px; height: 32px; border-radius: 999px; background: rgba(255,255,255,0.35); display: grid; place-items: start; overflow: hidden; }
.scroll-indicator span { width: 3px; height: 14px; background: #fff; border-radius: 999px; display: block; animation: scroll 2s ease-in-out infinite; margin: 2px; }
@keyframes scroll { 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(14px);} }

/* Grid */
.grid { display: grid; gap: 24px; align-items: start; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }
@media (min-width: 768px) { .grid-2 { grid-template-columns: 1.1fr .9fr; } .grid-3 { grid-template-columns: repeat(2, 1fr); } .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* Cards */
.card { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 24px; box-shadow: var(--shadow-soft); transition: transform .25s ease, box-shadow .25s ease; }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-medium); }
.card.service .icon { width: 56px; height: 56px; margin-bottom: 16px; }
.card.feature .emoji { font-size: 40px; margin-bottom: 8px; }
.feature.center h3 { margin: 6px 0 10px; font-weight: 600; }

.list { margin: 16px 0 24px; padding-left: 20px; }
.list li { margin: 6px 0; color: var(--fg); position: relative; }
.list li::marker { color: var(--primary); }

.step { width: 64px; height: 64px; margin: 0 auto 12px; border-radius: 999px; background: var(--primary); color: #fff; display: grid; place-items: center; font-weight: 700; }

.img-rounded { border-radius: 16px; width: 100%; height: auto; }
.shadow-medium { box-shadow: var(--shadow-medium); }

.stars { color: #EAB308; letter-spacing: 1px; margin-bottom: 12px; }

.final-cta { background: linear-gradient(135deg, hsl(var(--cit-navy)), hsl(var(--cit-teal))); color: #fff; }

/* Footer */
.site-footer { background: hsl(var(--cit-navy)); color: #fff; }
.footer-grid { display: grid; gap: 24px; grid-template-columns: 1fr; padding: 48px 0; }
.footer-title { font-weight: 700; margin: 0 0 12px; }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-links a { color: rgba(255,255,255,0.85); }
.footer-links a:hover { color: #fff; text-decoration: underline; }
.footer-contact p { margin: 6px 0; color: rgba(255,255,255,0.85); }
.socials { display: flex; gap: 12px; }
.socials a { width: 36px; height: 36px; border-radius: 999px; display: grid; place-items: center; background: rgba(255,255,255,0.08); color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); }
.footer-bottom-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 0; }
.logo.invert { filter: brightness(0) invert(1); height: 40px; margin-bottom: 12px; }

/* Animations */
.fade-in-up { opacity: 0; transform: translateY(24px); transition: all .6s cubic-bezier(.4,0,.2,1); }
.fade-in-up.visible { opacity: 1; transform: translateY(0); }

/* Utilities */
.max-680 { max-width: 680px; }
.text-center { text-align: center; }

/* Page specific helpers (Produk & Hubungi) */
.badge { display: inline-block; padding: 6px 10px; border-radius: 999px; background: var(--muted); color: var(--fg); font-size: 12px; margin: 2px; }
.cards-3 { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 992px) { .cards-3 { grid-template-columns: repeat(3, 1fr); } }
.pricing .price { font-size: 28px; font-weight: 800; color: var(--primary); margin: 6px 0 12px; }
.pricing .feature-row { display: flex; align-items: center; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed var(--border); }
.form-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 768px){ .form-grid { grid-template-columns: 1fr 1fr; } }
.input, .select, .textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font: inherit; }
.label { display: block; font-weight: 600; margin-bottom: 6px; }
.textarea { min-height: 120px; resize: vertical; }