/* RTL Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: #fff;
    border-bottom: 2px solid #007bff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #007bff;
}

nav ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin-right: 2rem;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #007bff;
}

main {
    min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn-primary {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: #fff;
    color: #667eea;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s;
}

.btn-primary:hover {
    background-color: #f8f9fa;
}

/* Features Section */
.features {
    padding: 4rem 2rem;
    background-color: #f8f9fa;
    text-align: center;
}

.features h2 {
    margin-bottom: 2rem;
    color: #333;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-item {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.feature-item h3 {
    color: #007bff;
    margin-bottom: 1rem;
}

/* About Section */
.about {
    padding: 4rem 2rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* Teachers Section */
.teachers {
    padding: 4rem 2rem;
    text-align: center;
}

.teacher-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 2rem auto 0;
}

.teacher-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s;
}

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

.teacher-image {
    height: 200px;
    background-color: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.teacher-card h3 {
    margin: 1rem;
    color: #333;
}

.teacher-specialty {
    color: #007bff;
    font-weight: bold;
    margin: 0 1rem;
}

.teacher-card p {
    padding: 0 1rem 1rem;
}

/* Courses Section */
.courses {
    padding: 4rem 2rem;
    text-align: center;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 2rem auto 0;
}

.course-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

.course-card h3 {
    color: #007bff;
    margin-bottom: 1rem;
}

.course-duration {
    display: block;
    color: #666;
    font-size: 0.9rem;
    margin: 1rem 0;
}

.btn-secondary {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: #007bff;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn-secondary:hover {
    background-color: #0056b3;
}

/* Posts Section */
.posts {
    padding: 4rem 2rem;
    text-align: center;
}

.post-list {
    max-width: 800px;
    margin: 2rem auto 0;
}

.post-item {
    background: white;
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: right;
}

.post-item h3 {
    color: #007bff;
    margin-bottom: 0.5rem;
}

.post-date {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.read-more {
    color: #007bff;
    text-decoration: none;
    font-weight: bold;
}

.read-more:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 2rem;
    background-color: #333;
    color: white;
    border-top: 2px solid #007bff;
}