/* Base Styles and CSS Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2C3E50;
    --secondary-color: #48A2DE;
    --accent-color: #E67E22;
    --text-color: #2C3E50;
    --background-color: #F5F6F7;
    --card-background: #FFFFFF;
    --shadow-color: rgba(0, 0, 0, 0.1);
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    
    --border-radius: 12px;
    --transition-speed: 0.3s;
}

body {
      font-family: "Rubik", serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Header Styles */
.main-header {
    background-color: var(--card-background);
    padding: var(--spacing-md);
    box-shadow: 0 2px 10px var(--shadow-color);
    text-align: center;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.logo {
    transition: transform var(--transition-speed);
}

.logo:hover {
    transform: scale(1.05);
}

.logo-container h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    font-weight: 600;
}

.welcome-section {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-md) 0;
}

.welcome-section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.welcome-section p {
    font-size: 1.2rem;
    color: var(--text-color);
    opacity: 0.8;
}

/* Cities Section */
.cities-section {
    padding: var(--spacing-lg) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.cities-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.8rem;
    color: var(--primary-color);
}

.city-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
}

.city-card {
    position: relative;
    height: 250px;
    border-radius: var(--border-radius);
    overflow: hidden;
    text-decoration: none;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: transform var(--transition-speed);
}

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

.city-image {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: var(--secondary-color);
    background-size: cover;
    background-position: center;
}

.city-gradient {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(244, 102, 27, 0.4),
        rgba(0, 0, 255, 0.7)
    );
}

.city-overlay {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: var(--spacing-md);
    color: white;
    z-index: 1;
}

.city-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.city-overlay p {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-sm);
}

.explore-btn {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--accent-color);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: background-color var(--transition-speed);
}

.city-card:hover .explore-btn {
    background-color: #d35400;
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--card-background);
    margin-top: var(--spacing-lg);
    box-shadow: 0 -2px 10px var(--shadow-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo-container h1 {
        font-size: 2rem;
    }
    
    .welcome-section h2 {
        font-size: 1.5rem;
    }
    
    .welcome-section p {
        font-size: 1rem;
    }
    
    .city-grid {
        grid-template-columns: 1fr;
    }
}