:root {
    --primary-green: #4CAF50;
    --light-green: #8BC34A;
    --cream: #FFF8E1;
    --light-yellow: #FFF3E0;
    --dark-green: #2E7D32;
    --text-dark: #2C3E50;
    --text-light: #F5F5F5;
    --shadow: 0 8px 32px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
    --border-radius: 20px;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Roboto', 'Vazirmatn', sans-serif;
    background: linear-gradient(135deg, var(--cream) 0%, var(--light-yellow) 100%);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}
/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.left-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.right-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.logo-placeholder {
    width: 60px;
    height: 60px;
    background: url('img/logo.png') center/cover no-repeat;
    border-radius: 50%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}
.site-title {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(45deg, var(--dark-green), var(--primary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hamburger {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    z-index: 1001;
}
.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--text-dark);
    margin: 4px 0;
    transition: var(--transition);
    border-radius: 2px;
}
.language-switch {
    background: var(--primary-green);
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}
.language-switch:hover {
    background: var(--dark-green);
    transform: translateY(-2px);
}
/* Mobile Menu */
.mobile-menu {
    display: none;
    position: absolute;
    top: calc(100% + 1rem);
    right: 2rem;
    background: white;
    box-shadow: var(--shadow);
    border-radius: 12px;
    padding: 0.8rem;
    z-index: 999;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 180px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
}
.mobile-menu.active {
    display: flex;
    animation: fadeIn 0.3s ease-out;
}
.mobile-menu .nav-link {
    padding: 0.6rem 1rem;
    text-align: center;
    border-radius: 8px;
    width: 100%;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.mobile-menu .nav-link:hover {
    background: var(--light-green);
    color: white;
}
/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('img/2.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    margin-top: 80px;
}
.hero-content {
    max-width: 900px;
    padding: 2rem;
    animation: slideUp 1s ease-out;
}
.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}
.hero h2 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    font-style: italic;
}
.hero p {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}
/* Sections */
.section {
    padding: 7rem 2rem;
    position: relative;
    overflow: hidden;
}
.section:nth-child(even) {
    background: linear-gradient(135deg, var(--light-yellow) 0%, var(--cream) 100%);
}
.section:nth-child(odd):not(.hero) {
    background: white;
}
.section-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}
.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--dark-green);
    position: relative;
}
.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: var(--primary-green);
    margin: 1rem auto 0;
}
/* Cards */
.card, .team-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transform: translateY(50px);
    opacity: 0;
    animation: slideUp 0.6s ease-out forwards;
    transition: var(--transition);
    border: 2px solid var(--primary-green);
    will-change: transform;
}
.card:hover, .team-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}
.card-image, .team-card-image {
    height: 220px;
    background-size: cover;
    background-position: center;
    transition: var(--transition);
}
.card:hover .card-image, .team-card:hover .team-card-image {
    transform: scale(1.05);
}
.team-card-image {
    height: 240px;
}
.card-content, .team-card-content {
    padding: 1.8rem;
}
.card h3, .team-card h4 {
    color: var(--dark-green);
    margin-bottom: 1.2rem;
    font-size: 1.4rem;
}
.team-card h4 {
    font-size: 1.3rem;
    margin-bottom: 0.6rem;
}
.card p, .card li, .team-card p {
    color: var(--text-dark);
    line-height: 1.8;
    font-size: 1.1rem;
}
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
/* Team Section */
.team-section {
    background: linear-gradient(135deg, var(--light-yellow) 0%, var(--cream) 100%);
}
.team-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}
/* ✅ تغییر اعمال شده: فقط در دسکتاپ (min-width: 1024px) به 3 ستون */
@media (min-width: 1024px) {
    .team-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}
/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--dark-green) 100%);
    color: white;
}
.contact-info {
    max-width: 700px;
    margin: 3rem auto 0;
    text-align: center;
}
.contact-info p {
    margin: 1rem 0;
    font-size: 1.3rem;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
}
#contact-intro {
    color: #000 !important;
}
.contact-info p span,
.contact-info p i {
    color: #000 !important;
    font-weight: 600;
}
/* Footer */
.footer {
    background: var(--dark-green);
    color: white;
    text-align: center;
    padding: 3rem;
    margin-top: 5rem;
}
.footer p {
    margin: 0.6rem 0;
    font-size: 1.1rem;
}
/* Animations */
@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}
/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    .section-title { font-size: 1.9rem; }
    .header { padding: 1rem; }
    .site-title { font-size: 1rem; }
    .language-switch { padding: 0.5rem 1rem; font-size: 1rem; }
    .cards-container { grid-template-columns: 1fr; }
    .team-cards { grid-template-columns: 1fr; }
    .right-nav {
        flex-direction: column-reverse;
        align-items: flex-end;
        gap: 0.5rem;
    }
    .logo-placeholder {
        width: 50px;
        height: 50px;
        border-radius: 50%;
        aspect-ratio: 1 / 1;
    }
}
@media (max-width: 480px) {
    .hero h1 { font-size: 1.8rem; }
    .section { padding: 4.5rem 1.2rem; }
    .section-title { font-size: 1.7rem; }
    .site-title { font-size: 0.95rem; }
    .mobile-menu {
        right: 1rem;
        padding: 0.6rem;
        min-width: 160px;
    }
    .mobile-menu .nav-link {
        font-size: 0.95rem;
        padding: 0.5rem 0.8rem;
    }
}
/* RTL */
[dir="rtl"] .mobile-menu {
    right: auto;
    left: 2rem;
}
@media (max-width: 768px) {
    [dir="rtl"] .right-nav {
        align-items: flex-start;
    }
}
[dir="rtl"] ul {
    margin-right: 2rem;
    margin-left: 0;
}
[dir="rtl"] .team-card-content {
    text-align: right;
}
[dir="rtl"] body {
    font-family: 'Vazirmatn', 'Roboto', sans-serif;
}