@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Global Base Colors */
  --bg-base: #0b0f1a;
  --bg-sec: #111827;
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  
  /* Glassmorphism System */
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-hover: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: blur(20px);
  
  /* Default Accent (Can be overridden by location themes) */
  --accent-main: #3b82f6;
  --accent-glow: #60a5fa;

  /* Destination Color System */
  --theme-city-main: #3b82f6;
  --theme-city-glow: #60a5fa;
  --theme-nature-main: #22c55e;
  --theme-nature-glow: #4ade80;
  --theme-coast-main: #0ea5e9;
  --theme-coast-glow: #38bdf8;
  --theme-history-main: #f59e0b;
  --theme-history-glow: #fbbf24;

  /* Button System */
  --btn-radius: 18px;
  --card-radius: 24px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
  background-color: var(--bg-base);
  color: var(--text-main);
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul {
  list-style: none;
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--bg-sec); border-radius: 10px; border: 1px solid var(--glass-border); }
::-webkit-scrollbar-thumb:hover { background: var(--accent-main); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--btn-radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  border: none;
  gap: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-main), var(--accent-glow));
  color: #fff;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px var(--accent-main);
}

.btn-glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  color: var(--text-main);
}

.btn-glass:hover {
  background: var(--glass-hover);
  transform: translateY(-3px);
}

/* Header & Nav */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 5%;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.4s ease;
}

header.scrolled {
  background: rgba(11, 15, 26, 0.7);
  backdrop-filter: var(--glass-blur);
  padding: 15px 5%;
  border-bottom: 1px solid var(--glass-border);
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo span { color: var(--accent-glow); }

nav ul {
  display: flex;
  gap: 30px;
}

nav ul li a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
}

nav ul li a:hover, nav ul li a.active {
  color: #fff;
}

nav ul li a::after {
  content: '';
  position: absolute;
  width: 0%;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: var(--accent-glow);
  transition: width 0.3s ease;
}

nav ul li a:hover::after, nav ul li a.active::after {
  width: 100%;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.search-bar {
  display: flex;
  align-items: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--btn-radius);
  padding: 8px 16px;
  backdrop-filter: var(--glass-blur);
}

.search-bar input {
  background: transparent;
  border: none;
  color: #fff;
  outline: none;
  padding-left: 8px;
  width: 150px;
  transition: width 0.3s;
}

.search-bar input:focus { width: 200px; }
.search-bar i { color: var(--text-muted); }

/* Hero Section */
.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease-in-out, transform 10s linear;
  transform: scale(1.05);
}

.hero-slide.active {
  opacity: 1;
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(to bottom, rgba(11,15,26,0.3) 0%, rgba(11,15,26,0.8) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 20px;
  animation: fadeUp 1s ease forwards;
}

.hero-content h1 {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  background: linear-gradient(to right, #fff, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 20px;
  justify-content: center;
}

/* Sections Global */
section {
  padding: 100px 5%;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Glass Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  backdrop-filter: var(--glass-blur);
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
  position: relative;
}

.glass-card:hover {
  transform: translateY(-10px);
  border-color: var(--accent-glow);
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.card-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.glass-card:hover .card-img {
  transform: scale(1.05);
}

.card-content {
  padding: 25px;
}

.card-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 15px;
  background: rgba(255,255,255,0.1);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

/* Dynamic Themes (Changes --accent variables locally) */
.theme-city { --accent-main: var(--theme-city-main); --accent-glow: var(--theme-city-glow); }
.theme-nature { --accent-main: var(--theme-nature-main); --accent-glow: var(--theme-nature-glow); }
.theme-coast { --accent-main: var(--theme-coast-main); --accent-glow: var(--theme-coast-glow); }
.theme-history { --accent-main: var(--theme-history-main); --accent-glow: var(--theme-history-glow); }

.glass-card.theme-city:hover { border-color: var(--theme-city-glow); box-shadow: 0 15px 35px rgba(59, 130, 246, 0.15); }
.glass-card.theme-nature:hover { border-color: var(--theme-nature-glow); box-shadow: 0 15px 35px rgba(34, 197, 94, 0.15); }
.glass-card.theme-coast:hover { border-color: var(--theme-coast-glow); box-shadow: 0 15px 35px rgba(14, 165, 233, 0.15); }
.glass-card.theme-history:hover { border-color: var(--theme-history-glow); box-shadow: 0 15px 35px rgba(245, 158, 11, 0.15); }

.theme-city .card-tag { background: rgba(59, 130, 246, 0.2); color: var(--theme-city-glow); }
.theme-nature .card-tag { background: rgba(34, 197, 94, 0.2); color: var(--theme-nature-glow); }
.theme-coast .card-tag { background: rgba(14, 165, 233, 0.2); color: var(--theme-coast-glow); }
.theme-history .card-tag { background: rgba(245, 158, 11, 0.2); color: var(--theme-history-glow); }

/* Destination Showcase for Details Page */
.destination-showcase {
  display: flex;
  flex-direction: column;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.destination-panel {
  display: flex;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  backdrop-filter: var(--glass-blur);
  overflow: hidden;
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.destination-panel:hover {
  transform: translateY(-5px);
}

.destination-panel.theme-city:hover { border-color: var(--theme-city-glow); box-shadow: 0 15px 35px rgba(59, 130, 246, 0.15); }
.destination-panel.theme-nature:hover { border-color: var(--theme-nature-glow); box-shadow: 0 15px 35px rgba(34, 197, 94, 0.15); }
.destination-panel.theme-coast:hover { border-color: var(--theme-coast-glow); box-shadow: 0 15px 35px rgba(14, 165, 233, 0.15); }
.destination-panel.theme-history:hover { border-color: var(--theme-history-glow); box-shadow: 0 15px 35px rgba(245, 158, 11, 0.15); }

.destination-panel:nth-child(even) {
  flex-direction: row-reverse;
}

.destination-panel-img {
  width: 45%;
  object-fit: cover;
  min-height: 400px;
}

.destination-panel-content {
  width: 55%;
  padding: 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.destination-panel-content h2 {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.destination-panel-content .tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
  width: max-content;
}

.theme-city .destination-panel-content .tag { background: rgba(59, 130, 246, 0.2); color: var(--theme-city-glow); }
.theme-nature .destination-panel-content .tag { background: rgba(34, 197, 94, 0.2); color: var(--theme-nature-glow); }
.theme-coast .destination-panel-content .tag { background: rgba(14, 165, 233, 0.2); color: var(--theme-coast-glow); }
.theme-history .destination-panel-content .tag { background: rgba(245, 158, 11, 0.2); color: var(--theme-history-glow); }

.destination-panel-content p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.destination-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 10px;
}

.detail-item {
  background: rgba(0,0,0,0.2);
  padding: 20px;
  border-radius: 12px;
  border-left: 4px solid;
}

.detail-item h4 {
  margin-bottom: 8px;
  font-size: 1.1rem;
  color: #fff;
}

.detail-item p {
  font-size: 0.95rem;
  margin: 0;
  color: var(--text-muted);
}

/* Transport Tabs */
.tabs-container {
  max-width: 1000px;
  margin: 0 auto;
}

.tabs-header {
  display: flex;
  gap: 15px;
  margin-bottom: 30px;
  background: var(--glass-bg);
  padding: 10px;
  border-radius: var(--card-radius);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  overflow-x: auto;
}

.tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 15px 20px;
  border-radius: 16px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  white-space: nowrap;
}

.tab-btn:hover { background: rgba(255,255,255,0.05); color: #fff; }
.tab-btn.active { background: var(--accent-main); color: #fff; box-shadow: 0 4px 15px rgba(59,130,246,0.3); }

.tab-content { display: none; animation: fadeIn 0.5s; }
.tab-content.active { display: block; }

.transport-card {
  display: flex;
  gap: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  padding: 40px;
  backdrop-filter: var(--glass-blur);
  align-items: center;
}

.transport-img {
  width: 40%;
  border-radius: 16px;
  object-fit: cover;
  height: 250px;
}

.transport-info { width: 60%; }
.transport-info h3 { font-size: 2rem; margin-bottom: 15px; }
.transport-info p { color: var(--text-muted); margin-bottom: 20px; }
.transport-features { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.transport-features li { display: flex; align-items: center; gap: 10px; color: #fff; }
.transport-features i { color: var(--accent-glow); }

/* Accordion (Travel Guide) */
.accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.accordion-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: var(--glass-blur);
}

.accordion-header {
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.1rem;
  transition: background 0.3s;
}

.accordion-header:hover { background: rgba(255,255,255,0.03); }
.accordion-header i { transition: transform 0.3s; }
.accordion-item.active .accordion-header i { transform: rotate(180deg); color: var(--accent-glow); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 25px;
  color: var(--text-muted);
}
.accordion-item.active .accordion-body { padding: 0 25px 25px 25px; max-height: 500px; }

/* Smart Planner UI */
.planner-container {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}
.planner-sidebar, .planner-dashboard {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  padding: 40px;
  backdrop-filter: var(--glass-blur);
}
.planner-form-group { margin-bottom: 25px; }
.planner-form-group label { display: block; margin-bottom: 10px; font-weight: 600; }
.planner-form-group input, .planner-form-group select {
  width: 100%;
  padding: 15px;
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: #fff;
  outline: none;
}
.planner-form-group input:focus, .planner-form-group select:focus { border-color: var(--accent-glow); }
.dashboard-placeholder { text-align: center; color: var(--text-muted); padding: 50px 0; }
.dashboard-placeholder i { font-size: 3rem; color: var(--glass-border); margin-bottom: 20px; }

/* Contact Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  max-width: 1100px;
  margin: 0 auto;
}
.contact-info h3 { font-size: 2rem; margin-bottom: 20px; }
.contact-info p { color: var(--text-muted); margin-bottom: 30px; }
.contact-details li { display: flex; align-items: center; gap: 15px; margin-bottom: 20px; }
.contact-details i { width: 40px; height: 40px; background: var(--glass-bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--accent-glow); }

/* Standard Page Headings */
.page-hero {
  padding: 150px 5% 80px;
  text-align: center;
  background: linear-gradient(to bottom, var(--bg-sec), var(--bg-base));
  border-bottom: 1px solid var(--glass-border);
}
.page-hero h1 { font-size: 3.5rem; margin-bottom: 15px; }
.page-hero p { color: var(--text-muted); font-size: 1.2rem; max-width: 600px; margin: 0 auto; }

/* Legal Pages */
.legal-content { max-width: 800px; margin: 0 auto; }
.legal-content h2 { margin: 40px 0 15px; color: var(--accent-glow); }
.legal-content p { color: var(--text-muted); margin-bottom: 15px; }

/* Footer */
footer {
  background: var(--bg-sec);
  border-top: 1px solid var(--glass-border);
  padding: 60px 5% 30px;
  margin-top: 50px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}
.footer-about p { color: var(--text-muted); margin-top: 15px; max-width: 300px; }
.footer-links h4 { font-size: 1.1rem; margin-bottom: 20px; }
.footer-links ul li { margin-bottom: 12px; }
.footer-links ul li a { color: var(--text-muted); }
.footer-links ul li a:hover { color: var(--accent-glow); padding-left: 5px; }
.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content h1 { font-size: 3.5rem; }
  .transport-card { flex-direction: column; }
  .transport-img, .transport-info { width: 100%; }
  .planner-container { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  nav ul { display: none; } /* Mobile menu simplified for demo */
  
  .destination-panel, .destination-panel:nth-child(even) {
    flex-direction: column;
  }
  .destination-panel-img, .destination-panel-content {
    width: 100%;
  }
  .destination-panel-img {
    height: 300px;
    min-height: auto;
  }
  .destination-panel-content {
    padding: 30px;
  }
  .destination-details-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-content h1 { font-size: 2.8rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .tabs-header { flex-direction: column; }
}