css/style.css

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #48bb78;
    --danger-color: #f56565;
    --warning-color: #ed8936;
    --info-color: #4299e1;
}

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

body {
    font-family: 'Iran Sans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    direction: rtl;
    background: #f7fafc;
    color: #2d3748;
    line-height: 1.6;
}

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

/* استایل‌های هدر */
.header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* استایل‌های دکمه */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: #5a67d8;
    transform: translateY(-2px);
}

.btn-secondary {
    background: #e2e8f0;
    color: #4a5568;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

/* استایل‌های کارت */
.card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

/* استایل‌های فرم */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #4a5568;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* استایل‌های ناوبری */
.day-navigation {
    display: flex;
    gap: 10px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.day-btn {
    padding: 10px 20px;
    border: 2px solid #e2e8f0;
    background: white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.day-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.day-btn:hover:not(.active) {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* استایل‌های نوتیفیکیشن */
.notification {
    position: fixed;
    top: 20px;
    left: 20px;
    right: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    z-index: 10000;
    border-right: 4px solid var(--primary-color);
}

.notification.error {
    border-right-color: var(--danger-color);
}

.notification.success {
    border-right-color: var(--success-color);
}

.notification-content {
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* استایل‌های وضعیت پیشرفت */
.progress-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: white;
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    color: #718096;
    font-size: 14px;
}

/* استایل‌های محتوای آموزشی */
.lesson-container,
.quiz-container,
.exercise-container {
    background: white;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.lesson-container h2,
.quiz-container h3,
.exercise-container h3 {
    color: #2d3748;
    margin-bottom: 15px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

.quiz-option {
    margin: 10px 0;
    padding: 15px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.quiz-option:hover {
    border-color: var(--primary-color);
    background: #f7fafc;
}

.quiz-option input[type="radio"] {
    margin-left: 10px;
}

/* استایل‌های واکنش‌گرا */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .progress-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .day-navigation {
        justify-content: center;
    }
}