:root {
  --primary: #0b1f4d;
  --secondary: #2e80c4;
  --accent: #d9b56a;
  --accent-2: #45a3dd;
  --bg: #f4f8fc;
  --text: #1c2740;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(11, 31, 77, 0.15);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  color: var(--text);
  background: var(--bg);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(11, 31, 77, 0.8);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding: 14px 0;
}
.brand { display: flex; align-items: center; gap: 14px; color: var(--white); }
.brand img {
  width: 58px; height: 58px; object-fit: cover; border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.15);
}
.brand strong {
  display: block; font-family: 'Montserrat', sans-serif; font-size: 1rem;
}
.brand span { color: #c3d8f2; font-size: 0.88rem; }
.nav { display: flex; gap: 20px; flex-wrap: wrap; }
.nav a { color: #e9f2ff; font-weight: 600; font-size: 0.95rem; }
.lang-toggle {
  border: 0; background: linear-gradient(135deg, var(--accent), #f1d598);
  color: var(--primary); padding: 10px 16px; border-radius: 999px; font-weight: 800; cursor: pointer;
}
.hero {
  position: relative; min-height: 92vh; display: flex; align-items: center; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(6,19,46,0.88) 0%, rgba(6,19,46,0.6) 42%, rgba(6,19,46,0.28) 100%);
}
.hero-content { position: relative; z-index: 1; padding: 100px 0 60px; color: var(--white); max-width: 720px; }
.eyebrow {
  display: inline-block; margin-bottom: 14px; padding: 8px 14px; border-radius: 999px;
  background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.18);
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 700;
}
.hero h1, h2, h3 { font-family: 'Montserrat', sans-serif; margin: 0; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4.7rem); line-height: 1.05; text-wrap: balance; }
.hero-text {
  margin: 20px 0 0; font-size: clamp(1rem, 2vw, 1.22rem); line-height: 1.7; max-width: 620px;
  color: #e4edf8; text-shadow: 0 3px 18px rgba(0,0,0,0.35);
}
.hero-actions, .btn-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 22px; border-radius: 999px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn.primary { background: linear-gradient(135deg, var(--accent), #f1d598); color: var(--primary); }
.btn.secondary { background: rgba(255,255,255,0.1); color: var(--white); border: 1px solid rgba(255,255,255,0.2); }
.intro-strip { margin-top: -48px; position: relative; z-index: 2; }
.intro-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.intro-grid article, .card {
  background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow);
}
.intro-grid article { padding: 28px; }
.intro-grid h2 { font-size: 1.2rem; margin-bottom: 10px; color: var(--primary); }
.section { padding: 92px 0; }
.alt-section { background: linear-gradient(180deg, #edf5fb 0%, #f8fbfe 100%); }
.section-heading { max-width: 720px; margin-bottom: 32px; }
.section-heading.left { margin-bottom: 20px; }
.section-heading .eyebrow {
  background: rgba(46, 128, 196, 0.1); color: var(--secondary); border-color: rgba(46, 128, 196, 0.12);
}
.section-heading h2 { font-size: clamp(2rem, 4vw, 3rem); color: var(--primary); line-height: 1.12; }
.cards-grid, .promo-grid, .contact-grid, .video-grid, .social-grid {
  display: grid; gap: 24px;
}
.cards-grid { grid-template-columns: repeat(3, 1fr); margin-bottom: 28px; }
.feature-card { padding: 28px; }
.feature-card h3 { color: var(--primary); margin-bottom: 10px; font-size: 1.22rem; }
.promo-grid { grid-template-columns: repeat(3, 1fr); }
.promo { overflow: hidden; }
.promo img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.promo div { padding: 18px 20px 22px; }
.promo h3 { margin-bottom: 8px; color: var(--primary); }
.gallery-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.gallery-item {
  border: 0; padding: 0; border-radius: 22px; overflow: hidden; cursor: pointer; background: var(--white); box-shadow: var(--shadow);
}
.gallery-item img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; transition: transform .25s ease; }
.gallery-item:hover img { transform: scale(1.05); }
.video-grid, .social-grid, .contact-grid { grid-template-columns: 1.1fr 1fr; align-items: center; }
.video-frame { padding: 14px; }
.video-frame iframe, .embed-card iframe {
  width: 100%; border-radius: 18px; min-height: 440px;
}
.social-card, .contact-form { padding: 28px; }
.contact-section { background: linear-gradient(180deg, #08162f 0%, #0c2558 100%); color: var(--white); }
.contact-section .section-heading h2, .contact-section .section-heading .eyebrow { color: var(--white); }
.contact-section .section-heading .eyebrow { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.15); }
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.contact-list a { color: #9cd3ff; }
.contact-form { background: rgba(255,255,255,0.97); color: var(--text); }
.contact-form label { display: grid; gap: 8px; margin-bottom: 14px; font-weight: 700; }
.contact-form input, .contact-form textarea {
  width: 100%; border-radius: 16px; border: 1px solid #cfddee; padding: 14px 16px; background: #fff;
}
.site-footer { background: #06132e; color: #dfe9f5; padding: 22px 0; }
.footer-inner { text-align: center; }
.footer-inner a { color: #8cc7ff; }
.floating-actions {
  position: fixed; right: 18px; bottom: 18px; z-index: 30; display: grid; gap: 12px;
}
.float-btn {
  width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; font-size: 1.5rem;
  color: var(--white); box-shadow: var(--shadow);
}
.float-btn.call { background: linear-gradient(135deg, #3768cf, #55b4ff); }
.float-btn.whatsapp { background: linear-gradient(135deg, #0f9f66, #34d07d); }
.lightbox {
  position: fixed; inset: 0; background: rgba(3, 9, 24, 0.9); display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity .2s ease; z-index: 40; padding: 24px;
}
.lightbox.active { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: min(100%, 920px); max-height: 88vh; border-radius: 24px; box-shadow: var(--shadow); }
.lightbox-close {
  position: absolute; top: 18px; right: 18px; width: 48px; height: 48px; border-radius: 50%; border: 0;
  background: rgba(255,255,255,0.14); color: var(--white); font-size: 2rem; cursor: pointer;
}
@media (max-width: 980px) {
  .intro-grid, .cards-grid, .promo-grid, .gallery-grid, .video-grid, .social-grid, .contact-grid { grid-template-columns: 1fr 1fr; }
  .topbar-inner { flex-wrap: wrap; }
}
@media (max-width: 720px) {
  .nav { display: none; }
  .hero { min-height: 84vh; }
  .intro-grid, .cards-grid, .promo-grid, .gallery-grid, .video-grid, .social-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-content { padding-top: 120px; }
  .video-frame iframe, .embed-card iframe { min-height: 340px; }
}