#map { 
    height: 500px; 
}

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

.gradient-bg { 
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%); 
}

.spotting-tip { 
    border-left: 4px solid #3b82f6; 
}

.premium-badge { 
    background: linear-gradient(90deg, #f59e0b, #ef4444); 
}

.runway-active { 
    animation: pulse 2s infinite; 
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.aircraft-trail {
    stroke-dasharray: 10;
    animation: dash 60s linear infinite;
}

@keyframes dash {
    to { stroke-dashoffset: 1000; }
}

/* Section transitions */
.section-fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Mobile menu */
.mobile-menu { 
    transform: translateX(-100%); 
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1); 
    z-index: 1000;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
}
.mobile-menu.open { 
    transform: translateX(0); 
}

/* Mobile menu overlay */
.mobile-menu-overlay {
    transition: opacity 0.3s ease-in-out;
}

/* Mobile menu items */
.mobile-menu nav ul li a {
    position: relative;
    transition: all 0.2s ease;
}

.mobile-menu nav ul li a:hover {
    background-color: rgba(59, 130, 246, 0.1);
    padding-left: 1.5rem;
}

.mobile-menu nav ul li a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    background-color: #3b82f6;
    transition: width 0.2s ease;
}

.mobile-menu nav ul li a:hover::before {
    width: 3px;
}

/* Aircraft marker animations */
.aircraft-marker {
    transition: all 0.3s ease;
}

.aircraft-marker:hover {
    transform: scale(1.2);
    z-index: 1000;
}

/* Gallery item hover effects */
.gallery-item {
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* Calendar day hover */
.calendar-day {
    transition: all 0.2s ease;
}

.calendar-day:hover {
    background-color: #f3f4f6;
    cursor: pointer;
}

.calendar-day.has-event {
    background-color: #dbeafe;
}

.calendar-day.today {
    background-color: #3b82f6;
    color: white;
}

/* Filter button states */
.filter-btn.active {
    background-color: #3b82f6;
    color: white;
}

/* Premium badge animation */
.premium-badge {
    background: linear-gradient(90deg, #f59e0b, #ef4444);
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #map {
        height: 300px;
    }
    
    .aircraft-card:hover {
        transform: none;
    }
    
    .gallery-item:hover {
        transform: none;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .gradient-bg {
        background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
    }
}