/* about.css - استایل صفحه درباره ما */


/* متغیرهای طراحی سیستم */
:root {
    /* رنگ‌های اصلی */
    --primary: #2e7d32;
    --primary-dark: #1b5e20;
    --primary-light: #4caf50;
    --secondary: #ff9800;
    --secondary-dark: #f57c00;
    --accent: #ff5722;
    
    /* رنگ‌های خنثی */
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --white: #ffffff;
    --black: #000000;
    
    /* رنگ‌های زمینه */
    --bg-light: #f8f9fa;
    --bg-dark: #001f3f;
    
    /* تایپوگرافی */
    --font-main: 'Vazirmatn', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-arabic: 'Vazirmatn', sans-serif;
    
    /* سایه‌ها */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* انحناها */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* ترنزیشن‌ها */
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* فاصله‌ها */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
}

/* Reset و استایل‌های پایه */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


/* استایل بخش About */
.about-section {
    padding: 4rem 0;
    background: var(--white);
}

.about-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
    border-bottom: 2px solid var(--light-gray);
    flex-wrap: wrap;
    gap: 1rem;
}

.tab-btn {
    padding: 1rem 2rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--gray);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 1rem;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.tab-btn:hover {
    color: var(--primary);
    background: rgba(46, 125, 50, 0.1);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    background: rgba(46, 125, 50, 0.05);
}

.tab-content {
    display: none;
    animation: fadeInUp 0.5s ease;
}

.tab-content.active {
    display: block;
}

.tab-content h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 2rem;
    font-weight: 700;
}

.tab-content p {
    text-align: center;
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 3rem;
    line-height: 1.8;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Timeline Styles */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 3rem auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    right: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
    transform: translateX(50%);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-year {
    width: 120px;
    height: 120px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    flex-shrink: 0;
    margin: 0 2rem;
    z-index: 2;
    border: 4px solid var(--white);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
}

.timeline-item:hover .timeline-year {
    transform: scale(1.1);
    background: var(--secondary);
}

.timeline-content {
    flex: 1;
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--light-gray);
    transition: var(--transition-normal);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.timeline-content h3 {
    font-size: 1.4rem;
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.timeline-content p {
    text-align: right;
    margin: 0;
    color: var(--gray);
    line-height: 1.6;
}

/* Mission & Vision Styles */
.mission-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.mission, .vision {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--light-gray);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.mission:hover, .vision:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.mission h3, .vision h3 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
}

.mission h3 i, .vision h3 i {
    color: var(--secondary);
}

.mission ul, .vision ul {
    list-style: none;
    padding-right: 0;
}

.mission li, .vision li {
    margin-bottom: 1rem;
    padding-right: 2rem;
    position: relative;
    line-height: 1.7;
    color: var(--gray);
}

.mission li::before, .vision li::before {
    content: '✓';
    color: var(--secondary);
    font-weight: bold;
    position: absolute;
    right: 0;
    background: rgba(255, 152, 0, 0.1);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.vision p {
    margin-bottom: 2rem;
    line-height: 1.7;
    color: var(--gray);
    text-align: right;
    font-size: 1.05rem;
}

/* Values Grid Styles */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.value-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid var(--light-gray);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.value-card:hover::before {
    transform: scaleX(1);
}

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

.value-card i {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    transition: var(--transition-normal);
}

.value-card:hover i {
    transform: scale(1.1);
    color: var(--secondary);
}

.value-card h3 {
    font-size: 1.4rem;
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 600;
}

.value-card p {
    text-align: center;
    color: var(--gray);
    line-height: 1.7;
    margin: 0;
    font-size: 1rem;
}



.full-width-banner {
    position: relative;
}

.banner-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}





/* Certificates Styles */
.certificates {
    padding: 4rem 0;
    background: var(--bg-light);
}

.certificates h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 3rem;
    font-weight: 700;
}

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

.cert-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--light-gray);
    position: relative;
    overflow: hidden;
}

.cert-item::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.cert-item:hover::before {
    transform: scaleX(1);
}

.cert-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.cert-item img {
    width: 100%;
    height: 180px;
    object-fit: contain;
    margin-bottom: 1.5rem;
    transition: var(--transition-normal);
}

.cert-item:hover img {
    transform: scale(1.05);
}

.cert-item p {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.1rem;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 992px) {
    .mission-vision {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .timeline::before {
        right: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
    }
    
    .timeline-year {
        margin-right: 2rem;
        margin-left: 0;
    }
}

@media (max-width: 768px) {
    .about-tabs {
        flex-direction: column;
        align-items: center;
    }

    .tab-btn {
        width: 100%;
        max-width: 300px;
        margin-bottom: 0.5rem;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .tab-content h2 {
        font-size: 2rem;
    }
    
    .certificates h2 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .about-section {
        padding: 3rem 0;
    }
    
    .timeline::before {
        display: none;
    }

    .timeline-item {
        flex-direction: column !important;
        text-align: center;
        margin-bottom: 2rem;
    }

    .timeline-year {
        margin: 0 auto 1rem;
        width: 100px;
        height: 100px;
        font-size: 1.1rem;
    }

    .timeline-content {
        text-align: center;
    }
    
    .mission, .vision {
        padding: 1.5rem;
    }
    
    .value-card {
        padding: 2rem;
    }
    
    .cert-item {
        padding: 1.5rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tab Content Animation */
.tab-content {
    animation: fadeInUp 0.5s ease;
}