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

body {
    font-family: 'Vazirmatn', 'Vazir', Tahoma, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--space-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--secondary-color);
}

.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

/* Layout */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px var(--space-md) var(--space-xl);
}

.section {
    margin-bottom: var(--space-xl);
    scroll-margin-top: 80px;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.section-title {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 2rem;
    margin-bottom: var(--space-xs);
}

.section-title i {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-dark);
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-xl);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-image {
    text-align: center;
}

.hero-image img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--glass-border-light);
    box-shadow: var(--glass-shadow-heavy);
}

.hero-text h1 {
    font-size: 3rem;
    margin-bottom: var(--space-sm);
}

.hero-text .subtitle {
    font-size: 1.5rem;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--glass-bg-dark);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border-light);
}

.detail-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.detail-item strong {
    display: block;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

/* Portfolio Section */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--glass-bg-dark);
    border: 1px solid var(--glass-border-light);
    color: var(--text-secondary);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.portfolio-item {
    background: var(--glass-bg-medium);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--glass-border-light);
    transition: all var(--transition-normal);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--glass-shadow-heavy);
}

.portfolio-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-content {
    padding: var(--space-md);
}

.portfolio-content h3 {
    margin-bottom: var(--space-xs);
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--space-sm);
}

.tag {
    background: var(--glass-bg-dark);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
}

/* Skills Section */
.skills-container {
    max-width: 800px;
    margin: 0 auto;
}

.skill-item {
    margin-bottom: var(--space-md);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-xs);
}

.skill-name {
    font-weight: 500;
}

.skill-percentage {
    color: var(--primary-color);
    font-weight: 600;
}

.skill-bar {
    height: 8px;
    background: var(--glass-bg-dark);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    width: 0;
    transition: width 1s ease;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3,
.contact-form h3 {
    margin-bottom: var(--space-md);
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--glass-bg-dark);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border-light);
}

.contact-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
    width: 30px;
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    color: var(--text-color);
    font-weight: 500;
}

.form-group label i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

/* Footer */
.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-xs);
}

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg-medium);
    border: 1px solid var(--glass-border-light);
    border-radius: 50%;
    color: var(--text-color);
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1200px;
    margin: var(--space-lg) auto 0;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--glass-border-light);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.eitaa-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass-bg-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
}

.eitaa-badge i {
    color: var(--primary-color);
}

/* Navigation Menu */
.nav-menu {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-md);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-color);
    background: var(--glass-bg-medium);
}

.nav-link i {
    font-size: 0.875rem;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Admin Quick Access */
.admin-quick-access {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    z-index: 100;
}

.admin-btn,
.refresh-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--glass-bg-medium);
    border: 1px solid var(--glass-border-light);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.admin-btn:hover,
.refresh-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: scale(1.1);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }

/* Responsive Design */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-lg);
    }
    
    .hero-image img {
        width: 200px;
        height: 200px;
    }
    
    .hero-text h1 {
        font-size: 2.25rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--glass-bg-medium);
        backdrop-filter: var(--glass-blur-large);
        -webkit-backdrop-filter: var(--glass-blur-large);
        border-bottom: 1px solid var(--glass-border-light);
        padding: var(--space-md);
        display: none;
    }
    
    .nav-menu.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .admin-quick-access {
        bottom: var(--space-md);
        right: var(--space-md);
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--glass-bg-medium);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--glass-bg-dark);
}

/* Selection */
::selection {
    background: rgba(102, 126, 234, 0.3);
    color: white;
}

/* Focus Styles */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Loading States */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--glass-border-light);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}