/* Custom Styles & Visual Identity for Mangaratiba & Memórias de Mangaratiba */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Montserrat:wght@400;500;600;700;800;900&family=Playfair+Display:ital,wght@0,600;0,700;0,800;1,600&display=swap');

:root {
  --color-primary: #106f65;       /* Verde Costa Verde esmeralda */
  --color-primary-dark: #094741;
  --color-gold: #c29738;          /* Ouro imperial / barroco */
  --color-gold-light: #f7e7be;
  --color-vintage: #4a483e;       /* Tom sépia histórico */
  --color-sea-blue: #1c506e;      /* Azul Baía de Sepetiba */
  --color-sand: #fdfbf7;          /* Areia suave */
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: #f7faf9;
  color: #27272a;
  overflow-x: hidden;
}

h1, h2, h3, .font-heading {
  font-family: 'Montserrat', sans-serif;
}

.font-serif-imperial {
  font-family: 'Playfair Display', serif;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
  height: 9px;
}
::-webkit-scrollbar-track {
  background: #edf3f1;
}
::-webkit-scrollbar-thumb {
  background: #9abdb5;
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
  background: #106f65;
}

/* Glassmorphism Classes */
.glass-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(16, 111, 101, 0.12);
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(229, 231, 235, 0.7);
}

.glass-vintage {
  background: rgba(253, 251, 247, 0.92);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(194, 151, 56, 0.25);
}

/* Vintage Image Treatment for Historical Photos */
.img-vintage {
  filter: sepia(35%) contrast(105%) brightness(95%);
  transition: all 0.4s ease;
}

.card-vintage:hover .img-vintage {
  filter: sepia(0%) contrast(100%) brightness(100%);
  transform: scale(1.03);
}

/* Timeline Custom Connectors */
.timeline-stem::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 20px;
  width: 3px;
  background: linear-gradient(180deg, #106f65 0%, #c29738 50%, #106f65 100%);
}

@media (min-width: 768px) {
  .timeline-stem-center::before {
    left: 50%;
    transform: translateX(-50%);
  }
}

/* Tab Navigation Transitions */
.tab-content {
  display: none;
  animation: fadeIn 0.35s ease-in-out forwards;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero Background Gradients */
.hero-gradient {
  background: linear-gradient(135deg, rgba(9, 71, 65, 0.88) 0%, rgba(28, 80, 110, 0.82) 100%);
}

.vintage-gradient {
  background: linear-gradient(135deg, #2b2720 0%, #463b2f 50%, #1d1b17 100%);
}

/* Badges */
.badge-gold {
  background: linear-gradient(135deg, #c29738 0%, #a87e24 100%);
  color: #ffffff;
}

.badge-emerald {
  background: linear-gradient(135deg, #106f65 0%, #094741 100%);
  color: #ffffff;
}

/* Pulsing Notification / Highlight */
@keyframes pulseSubtle {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(194, 151, 56, 0.45);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(194, 151, 56, 0);
  }
}

.pulse-highlight {
  animation: pulseSubtle 2.5s infinite;
}

/* Lightbox Modal Animation */
#photoModal {
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

#photoModal.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

#photoModal:not(.hidden) {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}