:root {
  --color-primary: #009fe3;
  --color-secondary: #ffb347;
  --color-dark: #012a3a;
  --color-light: #f4fbff;
  --color-accent: #00c853;
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-main);
  background: linear-gradient(135deg, #e0f4ff, #fff);
  color: #222;
}

/* Top bar */

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(90deg, var(--color-dark), var(--color-primary));
  color: #fff;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-area img {
  height: 64px;
  width: auto;
  border-radius: 6px;
  object-fit: cover;
}

.logo-text h1 {
  margin: 0;
  font-size: 1.25rem;
}

.logo-text p {
  margin: 0.15rem 0 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Lang switcher */

.lang-switcher {
  display: flex;
  gap: 0.25rem;
}

.lang-btn {
  border: none;
  background: transparent;
  color: #fff;
  border-radius: 999px;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.3);
}

.lang-btn.active,
.lang-btn:hover {
  background: #fff;
  color: var(--color-dark);
}

/* Hero */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 1fr);
  gap: 1.5rem;
  padding: 2.5rem 1.5rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(255,255,255,0.18) 0, transparent 50%),
    radial-gradient(circle at 80% 0, rgba(255,255,255,0.25) 0, transparent 55%);
  opacity: 0.7;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero h2 {
  margin: 0 0 0.75rem;
  font-size: 1.9rem;
}

.hero p {
  margin: 0 0 1.25rem;
  max-width: 32rem;
}

.cta-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  background: var(--color-accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}

.btn-primary:hover {
  background: #00b34a;
}

.cta-note {
  font-size: 0.9rem;
}

.hero-badge {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-badge span {
  display: inline-block;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  background: rgba(1, 42, 58, 0.9);
  border: 2px dashed rgba(255, 255, 255, 0.7);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Sections */

main > section {
  padding: 2rem 1.5rem;
}

.teaser {
  background: #fff;
}

.section-light {
  background: var(--color-light);
}

.section-dark {
  background: #013247;
  color: #f5faff;
}

.teaser h3,
.section-light h3,
.section-dark h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.teaser p,
.section-light p,
.section-dark p {
  margin-top: 0;
  max-width: 40rem;
}

.tours-list {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.tours-list li {
  background: #fff;
  border-radius: 999px;
  padding: 0.3rem 0.9rem;
  font-size: 0.9rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
}

.section-dark .tours-list li {
  background: rgba(255, 255, 255, 0.06);
}

.tours-note {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Placeholders */

.placeholder {
  margin-top: 1rem;
  padding: 1.2rem;
  border-radius: 0.75rem;
  border: 1px dashed rgba(255,255,255,0.5);
  text-align: center;
  font-size: 0.95rem;
}

/* Footer */

.footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  background: #001a25;
  color: #e0f4ff;
  font-size: 0.85rem;
}

.footer p {
  margin: 0.1rem 0;
}

/* Floating WhatsApp */

.whatsapp-floating {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.5rem;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
}

/* Responsive */

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-badge {
    justify-content: flex-start;
  }

  .top-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .footer {
    flex-direction: column;
  }
}