/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: #2d3748;
}

/* Header */
.header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
}

.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-links a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.3s ease;
}

.nav-links a:hover {
  opacity: 0.8;
}

.auth-buttons button {
  padding: 8px 20px;
  border: none;
  border-radius: 6px;
  background: rgba(255,255,255,0.2);
  color: white;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
}

.auth-buttons button:hover {
  background: white;
  color: #667eea;
}

/* Profile container */
.profile-container {
  max-width: 900px;
  margin: 40px auto;
  background: rgba(255,255,255,0.95);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.profile-container h1 {
  font-size: 2.5rem;
  color: #2d3748;
  margin-bottom: 20px;
  text-align: center;
}

.profile-container h2 {
  font-size: 1.8rem;
  margin: 30px 0 20px;
  color: #4a5568;
  border-bottom: 2px solid #e2e8f0;
  padding-bottom: 8px;
}

/* User info box */
.user-info {
  background: #f8fafc;
  padding: 20px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  line-height: 1.6;
}

.user-info p {
  font-size: 1rem;
  margin-bottom: 10px;
  color: #2d3748;
}

.user-info strong {
  color: #667eea;
}

/* Bookings */
.bookings-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.booking-card {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
}

.booking-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 25px rgba(102, 126, 234, 0.3);
}

.booking-card h3 {
  font-size: 1.3rem;
  color: #667eea;
  margin-bottom: 12px;
}

.booking-card p {
  font-size: 0.95rem;
  margin-bottom: 8px;
  color: #4a5568;
}

.booking-card strong {
  color: #2d3748;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .profile-container {
    padding: 20px;
  }

  .profile-container h1 {
    font-size: 2rem;
  }

  .profile-container h2 {
    font-size: 1.4rem;
  }
}

.tour-link {
  color: #667eea;
  text-decoration: none;
  transition: color 0.3s ease;
}

.tour-link:hover {
  color: #764ba2;
  text-decoration: underline;
}