:root {
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --hero-bg: #1a252f;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

h1, h2, h3 {
    font-family: 'Playfair Display', serif;
}

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

/* Header & Navigation */
header {
    background-color: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
    transition: var(--transition);
}

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

.lang-switch {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.lang-switch:hover {
    background: var(--secondary-color);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    height: auto;
    background: var(--hero-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 4rem 0;
    margin-top: 80px;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 0;
    opacity: 0.95;
    color: var(--white);
}

/* Sections */
section {
    padding: 5rem 0;
}

section:nth-child(even) {
    background-color: var(--light-bg);
}

.about-section, .classes-section, .teachers-section, .contact-section {
    text-align: center;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

/* Class Cards */
.class-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.class-card {
    background: var(--white);
    padding: 0;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

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

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

.class-card-content {
    padding: 2rem;
}

/* Teachers Grid */
.teachers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.teacher-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: row;
    gap: 2rem;
    align-items: flex-start;
}

.teacher-image {
    width: 300px;
    height: auto;
    object-fit: contain;
    border-radius: 4px;
    flex-shrink: 0;
}

.teacher-content {
    flex: 1;
}

.teacher-card h3 {
    margin: 0 0 1rem 0;
    color: var(--primary-color);
}

.teacher-card div {
    text-align: left;
}

.teacher-card p {
    margin-bottom: 1rem;
}

.teacher-card p:last-child {
    margin-bottom: 0;
}

/* Contact Section */
.contact-content {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
}

.contact-email {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.contact-email:hover {
    color: var(--secondary-color);
    background-color: rgba(44, 62, 80, 0.1);
}

/* Accreditation Section */
.accreditation-section {
    padding: 4rem 0;
    text-align: center;
    background-color: var(--light-bg);
}

.accreditation-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    margin-top: 2rem;
}

.accreditation-logo {
    height: 80px;
    max-width: 200px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.accreditation-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
}

/* Footer Styles */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.company-details {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    line-height: 1.6;
}

.company-details p {
    margin: 0.3rem 0;
}

.company-details p:last-child {
    margin-top: 0.8rem;
    word-break: break-all;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
    text-decoration: underline;
}

.footer-email {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-email:hover {
    color: white;
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }

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

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

    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .main-nav {
        padding: 1rem;
    }

    .teacher-card {
        flex-direction: column;
        align-items: center;
    }
    
    .teacher-image {
        width: 100%;
        max-width: 300px;
        height: auto;
    }

    .logo-image {
        height: 50px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links {
        display: inline-block;
        text-align: left;
    }

    .footer-section {
        margin-bottom: 2rem;
    }

    .footer-section:last-child {
        margin-bottom: 0;
    }
}

@media (max-width: 480px) {
    .hero h2 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    section {
        padding: 3rem 0;
    }

    h2 {
        font-size: 2rem;
    }
}