:root {
    --primary: #0f4c81;
    --primary-dark: #0a3b68;
    --secondary: #ff6b35;
    --secondary-light: #ff8c5f;
    --light: #f8fafc;
    --dark: #1e293b;
    --gray: #64748b;
    --gray-light: #e2e8f0;
}

body {
    font-family: 'Vazir', sans-serif;
    background-color: var(--light);
    color: var(--dark);
    scroll-behavior: smooth;
}

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    right: 0;
    width: 50px;
    height: 3px;
    background-color: var(--secondary);
}

.product-card {
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--gray-light);
}

.stat-card {
    transition: all 0.3s ease;
}

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

.nav-link {
    position: relative;
    transition: all 0.2s;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    right: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    transition: all 0.3s;
}

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

.btn-secondary {
    background-color: var(--secondary);
    color: white;
    transition: all 0.3s;
}

.btn-secondary:hover {
    background-color: var(--secondary-light);
}

.timeline-item {
    position: relative;
    padding-right: 30px;
    margin-bottom: 30px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--gray-light);
}

.timeline-item::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--secondary);
}

.client-logo {
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(15, 76, 129, 0.1);
    color: var(--primary);
    margin-bottom: 1rem;
    transition: all 0.3s;
}

.feature-card:hover .feature-icon {
    background-color: var(--primary);
    color: white;
}

.testimonial-card {
    transition: all 0.3s;
}

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

.contact-info-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contact-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(15, 76, 129, 0.1);
    color: var(--primary);
    margin-left: 1rem;
}

.scroll-top {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s;
    z-index: 100;
}

.scroll-top.visible {
    opacity: 1;
}