:root {
  --primary: #D90429;
  --secondary: #118AB2;
  --bg: #FFFFFF;
  --text: #111827;
  --text-light: #4B5563;
  --white: #FFFFFF;
  --light-gray: #F3F4F6;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --radius: 8px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--bg);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
header {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--text);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--secondary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero */
.hero {
  height: 80vh;
  background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('images/hero.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  padding: 0 20px;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}

.btn:hover {
  background: #b90322;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--white);
  margin-left: 1rem;
}

.btn-outline:hover {
  background: var(--white);
  color: var(--primary);
}

/* Sections */
.section {
  padding: 80px 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: 2.5rem;
  color: var(--text);
}

.section-header p {
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Cards Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s;
  height: 100%;
  display: flex;
  flex-direction: column;
}

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

.card-img {
  height: 200px;
  object-fit: cover;
  width: 100%;
}

.card-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-tag {
  display: inline-block;
  padding: 4px 12px;
  background: #E0F2F1;
  color: var(--secondary);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  align-self: flex-start;
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-light);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  flex: 1;
}

.card-link {
  color: var(--secondary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Filters */
.filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--white);
  border: 1px solid #e5e7eb;
  padding: 8px 20px;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s;
  color: var(--text-light);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* Itinerary Specific */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.itinerary-day {
  margin-bottom: 4rem;
  padding-left: 2rem;
  border-left: 2px solid var(--secondary);
}

.itinerary-day h3 {
  color: var(--secondary);
}

.stop {
  margin-bottom: 2rem;
  position: relative;
}

.stop::before {
  content: '';
  position: absolute;
  left: -2.6rem;
  top: 0.5rem;
  width: 1rem;
  height: 1rem;
  background: var(--white);
  border: 2px solid var(--primary);
  border-radius: 50%;
}

.meta-info {
  display: flex;
  gap: 1.5rem;
  margin-top: 0.5rem;
  color: var(--text-light);
  font-size: 0.9rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

input,
select,
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(17, 138, 178, 0.1);
}

/* Footer */
footer {
  background: var(--text);
  color: var(--white);
  padding: 60px 0 20px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  margin-bottom: 1.5rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.8rem;
}

.footer-col a {
  color: #9CA3AF;
}

.footer-col a:hover {
  color: var(--white);
}

.copyright {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #374151;
  color: #9CA3AF;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }
}