:root {
  --primary: #0b6cbf;
  --primary-dark: #064f8f;
  --primary-deep: #05385e;
  --secondary: #16a2dc;
  --accent: #39d0ff;
  --text: #113047;
  --muted: #5f7a8f;
  --white: #ffffff;
  --soft: #f4fbff;
  --line: rgba(8, 67, 110, 0.12);
  --shadow: 0 18px 40px rgba(8, 64, 108, 0.16);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f7fcff 0%, #eef7fb 100%);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button, input, textarea { font: inherit; }

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.bg-orb {
  position: fixed;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(60px);
  opacity: .28;
  z-index: -1;
}
.orb-1 {
  width: 260px;
  height: 260px;
  background: #38bdf8;
  top: 90px;
  left: -80px;
}
.orb-2 {
  width: 320px;
  height: 320px;
  background: #0b6cbf;
  bottom: -90px;
  right: -100px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(255,255,255,0.86);
  border-bottom: 1px solid rgba(8, 67, 110, 0.08);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 82px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.brand-logo {
  width: 60px;
  height: 60px;
  object-fit: cover;
  border-radius: 50%;
  border: 3px solid rgba(11,108,191,0.12);
  box-shadow: var(--shadow);
}
.brand-title, .brand-subtitle {
  display: block;
}
.brand-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1rem;
}
.brand-subtitle {
  color: var(--muted);
  font-size: .88rem;
}
.site-nav {
  display: flex;
  gap: 22px;
  align-items: center;
}
.site-nav a {
  color: var(--text);
  font-weight: 600;
  position: relative;
}
.site-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: .25s ease;
}
.site-nav a:hover::after { width: 100%; }
.lang-toggle, .menu-toggle {
  border: 0;
  cursor: pointer;
}
.lang-toggle {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  font-weight: 700;
  border-radius: 999px;
  padding: 12px 16px;
  box-shadow: var(--shadow);
}
.menu-toggle {
  display: none;
  background: var(--soft);
  width: 46px;
  height: 46px;
  border-radius: 14px;
  font-size: 1.25rem;
  color: var(--primary-deep);
}

.hero {
  position: relative;
  min-height: 88svh;
  display: flex;
  align-items: center;
  isolation: isolate;
}
.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
}
.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  background: linear-gradient(90deg, rgba(4,28,48,.82) 0%, rgba(5,56,94,.65) 35%, rgba(5,56,94,.28) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  padding: 120px 0 80px;
  max-width: 780px;
}
.eyebrow, .section-tag {
  display: inline-flex;
  padding: 9px 14px;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: .76rem;
}
.eyebrow {
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.18);
  margin-bottom: 18px;
}
.hero h1,
.section h2 {
  font-family: 'Montserrat', sans-serif;
  line-height: 1.06;
  margin: 0 0 18px;
}
.hero h1 {
  font-size: clamp(2.35rem, 5vw, 4.9rem);
  text-wrap: balance;
}
.hero p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: rgba(255,255,255,.92);
  max-width: 700px;
}
.hero-actions,
.video-actions,
.social-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-secondary {
  color: #fff;
  border: 1px solid rgba(255,255,255,.34);
  background: rgba(255,255,255,.08);
}

.section { padding: 88px 0; }
.section-soft { background: linear-gradient(180deg, rgba(255,255,255,0.74) 0%, rgba(226,242,251,0.66) 100%); }
.section-tag {
  color: var(--primary);
  background: rgba(11,108,191,0.1);
  margin-bottom: 16px;
}
.section h2 {
  font-size: clamp(1.95rem, 3.6vw, 3.2rem);
  color: var(--primary-deep);
}
.section p {
  color: var(--muted);
  line-height: 1.85;
}
.center { text-align: center; max-width: 850px; margin: 0 auto 32px; }
.two-col,
.contact-grid,
.video-wrap {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 30px;
  align-items: center;
}
.feature-grid,
.cards-grid,
.gallery-grid {
  display: grid;
  gap: 18px;
}
.feature-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 26px;
}
.feature-card,
.about-card,
.trip-card,
.contact-card,
.contact-form,
.video-frame {
  background: rgba(255,255,255,.86);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.feature-card {
  padding: 20px;
}
.feature-card strong {
  display: block;
  margin-bottom: 6px;
  font-family: 'Montserrat', sans-serif;
  color: var(--primary-deep);
}
.feature-card span { color: var(--muted); }
.about-card { padding: 22px; }
.about-card img {
  width: 100%;
  max-width: 360px;
  margin: 0 auto 18px;
  border-radius: 28px;
}
.social-box h3 {
  margin: 0 0 10px;
  font-family: 'Montserrat', sans-serif;
  color: var(--primary-deep);
}
.social-links a {
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--primary);
  font-weight: 700;
}
.social-links-left { margin-top: 14px; }
.cards-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
.trip-card {
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.trip-card:hover { transform: translateY(-4px); }
.trip-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}
.trip-card-body { padding: 18px 18px 20px; }
.trip-card h3 {
  margin: 0 0 10px;
  font-family: 'Montserrat', sans-serif;
  font-size: 1.05rem;
  color: var(--primary-deep);
}
.gallery-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
.gallery-item {
  padding: 0;
  border: 0;
  border-radius: 22px;
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow);
  background: none;
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  transition: transform .35s ease;
}
.gallery-item:hover img { transform: scale(1.05); }
.video-frame {
  overflow: hidden;
  padding: 0;
  min-height: 420px;
}
.video-frame iframe {
  width: 100%;
  height: 100%;
  min-height: 420px;
  border: 0;
}
.contact-card,
.contact-form { padding: 26px; }
.contact-list {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 14px;
}
.contact-list a { color: var(--primary); font-weight: 700; }
.contact-form {
  display: grid;
  gap: 14px;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(8,67,110,.15);
  border-radius: 16px;
  padding: 14px 16px;
  background: #fff;
  color: var(--text);
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(11,108,191,.18);
  border-color: var(--primary);
}
.site-footer {
  background: var(--primary-deep);
  color: rgba(255,255,255,.92);
  padding: 26px 0;
}
.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.site-footer a { color: #8fe7ff; }
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  background: linear-gradient(135deg, #25d366 0%, #14a94b 100%);
  color: #fff;
  padding: 14px 18px;
  border-radius: 999px;
  box-shadow: 0 18px 35px rgba(11,78,33,.25);
  font-weight: 800;
  z-index: 40;
}
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(4, 18, 31, .88);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 120;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: min(100%, 1100px);
  max-height: 88vh;
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,.14);
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
}

@media (max-width: 980px) {
  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 16px;
    left: 16px;
    background: rgba(255,255,255,.98);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
    padding: 16px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
  }
  .site-nav.open { display: flex; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-wrap { flex-wrap: wrap; }
  .two-col,
  .contact-grid,
  .video-wrap,
  .cards-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .hero { min-height: auto; }
  .hero-content { padding: 120px 0 64px; }
}

@media (max-width: 640px) {
  .container { width: min(100% - 24px, 1180px); }
  .brand { max-width: calc(100% - 128px); }
  .brand-title { font-size: .95rem; }
  .brand-subtitle { font-size: .8rem; }
  .hero h1 { font-size: clamp(2rem, 9vw, 3rem); }
  .hero p { font-size: 1rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
  .video-frame iframe { min-height: 280px; }
  .footer-wrap { flex-direction: column; }
  .whatsapp-float { right: 12px; bottom: 12px; padding: 13px 16px; }
}