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

:root {
    --primary-color: #5b4fb3;
    --secondary-color: #3498db;
    --accent-color: #ff6b9d;
    --text-color: #4a5568;
    --bg-color: #f7fafc;
    --card-bg: #faf8ff;
    --shadow: 0 4px 6px rgba(102, 126, 234, 0.15);
    --shadow-hover: 0 8px 16px rgba(118, 75, 162, 0.25);
    --border-radius: 12px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

/* Language Switcher */
.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    gap: 10px;
    background: var(--card-bg);
    padding: 8px;
    border-radius: 25px;
    box-shadow: var(--shadow);
}

.lang-btn {
    padding: 8px 20px;
    border: none;
    background: transparent;
    color: var(--text-color);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    border-radius: 20px;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.lang-btn:hover {
    background: var(--bg-color);
}

.lang-btn.active {
    background: var(--secondary-color);
    color: white;
}

/* Main Header */
.main-header {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    margin-bottom: 40px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.main-header h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 30px;
    font-weight: 700;
}

/* Contact Icons */
.contact-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    border-radius: 50%;
    color: white;
    transition: all 0.3s ease;
    text-decoration: none;
}

.contact-icon:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    background: var(--accent-color);
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

/* Navigation Grid */
.navigation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto 40px;
}

.nav-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.nav-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.nav-card-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.nav-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nav-card h2 {
    padding: 20px;
    font-size: 1.3rem;
    text-align: center;
    color: var(--primary-color);
    font-weight: 600;
}

/* Page Header (for subpages) */
.page-header {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    margin-bottom: 30px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.page-header h1 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.home-button {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 10px 20px;
    background: var(--secondary-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow);
}

.home-button:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.home-button::before {
    content: "🏠";
    font-size: 16px;
}

/* Content Section */
.content-section {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    max-width: 1200px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.content-section h2 {
    color: var(--primary-color);
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.8rem;
}

.content-section h3 {
    color: var(--secondary-color);
    margin-top: 20px;
    margin-bottom: 10px;
    font-size: 1.4rem;
}

.content-section p {
    margin-bottom: 15px;
}

.content-section ul, .content-section ol {
    margin-left: 30px;
    margin-bottom: 15px;
}

.content-section img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin: 20px 0;
    box-shadow: var(--shadow);
}

.content-image {
    width: 100%;
    max-width: 600px;
    margin: 30px auto;
    display: block;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.image-grid img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.image-grid img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-hover);
}

/* Footer */
.main-footer {
    background: var(--card-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    padding: 8px 16px;
    border-radius: 8px;
}

.footer-links a:hover {
    background: var(--bg-color);
    color: var(--accent-color);
}

/* Responsive Design */

/* Tablets (768px and below) */
@media (max-width: 768px) {
    body {
        padding: 15px;
    }

    .main-header h1 {
        font-size: 1.8rem;
    }

    .page-header h1 {
        font-size: 1.6rem;
    }

    .navigation-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    .nav-card-image {
        height: 180px;
    }

    .nav-card h2 {
        font-size: 1.1rem;
        padding: 15px;
    }

    .content-section {
        padding: 25px;
    }

    .language-switcher {
        top: 15px;
        right: 15px;
    }

    .lang-btn {
        padding: 6px 16px;
        font-size: 13px;
    }
}

/* Mobile Phones (480px and below) */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .main-header {
        padding: 25px 20px;
    }

    .main-header h1 {
        font-size: 1.5rem;
        margin-bottom: 20px;
    }

    .page-header {
        padding: 20px;
    }

    .page-header h1 {
        font-size: 1.4rem;
    }

    .contact-icons {
        gap: 15px;
    }

    .contact-icon {
        width: 45px;
        height: 45px;
    }

    .contact-icon svg {
        width: 20px;
        height: 20px;
    }

    .navigation-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .nav-card-image {
        height: 160px;
    }

    .nav-card h2 {
        font-size: 1rem;
        padding: 12px;
    }

    .content-section {
        padding: 20px;
    }

    .content-section h2 {
        font-size: 1.5rem;
    }

    .content-section h3 {
        font-size: 1.2rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .footer-links a {
        display: block;
    }

    .language-switcher {
        top: 10px;
        right: 10px;
        padding: 5px;
    }

    .lang-btn {
        padding: 5px 12px;
        font-size: 12px;
    }
}

/* Large Desktop (1200px and above) */
@media (min-width: 1200px) {
    .navigation-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}