:root {
    --primary: #4f46e5;
    --primary-dark: #3730a3;
    --secondary: #10b981;
    --accent: #f59e0b;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg: #f8fafc;
    --bg-card: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 10px 25px -5px rgba(0,0,0,0.1);
    --radius: 16px;
    --transition: all 0.3s ease;
}
[data-theme="dark"] {
    --text: #f1f5f9;
    --text-light: #cbd5e1;
    --bg: #0f172a;
    --bg-card: #1e293b;
    --border: #334155;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    font-family: 'Vazirmatn', -apple-system, sans-serif;
}
body {
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}
.loader {
    position: fixed;
    inset: 0;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
}
.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--primary);
    font-size: 1.3rem;
}
.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}
.nav-link {
    color: var(--text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: var(--transition);
    font-weight: 500;
}
.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: rgba(79,70,229,0.1);
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}
.bar {
    width: 25px;
    height: 3px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}
.nav-right {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}
.theme-btn, .lang-btn {
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 50%;
    background: var(--bg-card);
    color: var(--text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.theme-btn:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}
.mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    padding: 1rem;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
    z-index: 1000;
}
.mobile-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-light);
    text-decoration: none;
    padding: 0.75rem;
    border-radius: 16px;
    transition: var(--transition);
    flex: 1;
}
.mobile-link svg {
    width: 24px;
    height: 24px;
    margin-bottom: 0.25rem;
    fill: currentColor;
}
.mobile-link.active, .mobile-link:hover {
    color: var(--primary);
    background: rgba(79,70,229,0.1);
}
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}
.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}
.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.profile-img {
    position: relative;
    width: 280px;
    height: 280px;
    margin: 0 auto;
}
.profile-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.profile-img:hover img {
    transform: scale(1.05);
}
.hero-text h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}
.typed-text {
    color: var(--primary);
}
.cursor {
    display: inline-block;
    background: var(--primary);
    margin-left: 0.25rem;
    width: 3px;
    animation: blink 1s infinite;
}
@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}
.hero-desc {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}
.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}
.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(79,70,229,0.3);
}
.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-secondary:hover {
    background: var(--primary);
    color: white;
}
section {
    padding: 80px 0;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}
section.visible {
    opacity: 1;
    transform: translateY(0);
}
.section-title {
    text-align: center;
    font-size: clamp(1.8rem, 4vw, 3rem);
    margin-bottom: 3rem;
}
.title-line {
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    margin: 1rem auto 0;
    border-radius: 2px;
}
.about {
    background: var(--bg-card);
}
.about-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}
.stat-item h3 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.skills-category {
    margin-bottom: 3rem;
    text-align: center;
}
.skills-category h3 {
    font-size: 1.6rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.5rem;
}
.skill-item {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.skill-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}
.skill-item svg {
    width: 70px;
    height: 70px;
    margin: 0 auto 0.75rem;
}
.projects {
    background: var(--bg-card);
}
.projects-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.slider-track {
    display: flex;
    transition: transform 0.5s ease;
}
.project-card {
    min-width: 100%;
    background: var(--bg);
    transition: var(--transition);
}
.project-img {
    height: 220px;
    overflow: hidden;
    position: relative;
}
.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}
.project-card:hover .project-overlay {
    opacity: 1;
}
.project-link {
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}
.project-content {
    padding: 1.5rem;
}
.project-content h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
}
.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}
.project-tech span {
    background: var(--primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
}
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 45px;
    height: 45px;
    border: none;
    background: rgba(255,255,255,0.9);
    color: var(--text);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.slider-btn:hover {
    background: var(--primary);
    color: white;
}
.prev { right: 0.5rem; }
.next { left: 0.5rem; }
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}
.contact-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.contact-item:hover {
    transform: translateX(-8px);
}
.contact-item i {
    font-size: 1.5rem;
    color: var(--primary);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(79,70,229,0.1);
    border-radius: 50%;
}
.contact-form {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.form-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}
.form-group input,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    font-family: inherit;
    transition: var(--transition);
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}
.form-group textarea {
    grid-column: 1/-1;
    min-height: 100px;
    resize: vertical;
}
.footer {
    background: var(--bg-card);
    padding: 2rem 0 1rem;
    text-align: center;
    border-top: 1px solid var(--border);
}
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}
.footer-social {
    display: flex;
    gap: 1rem;
}
.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--bg);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}
.footer-social a:hover {
    background: var(--primary);
    color: white;
}
@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--bg-card);
        flex-direction: column;
        padding: 2rem 0;
        transition: left 0.3s ease;
    }
    .nav-menu.active { left: 0; }
    
    .hero-content { grid-template-columns: 1fr; text-align: center; gap: 2rem; }
    .contact-content { grid-template-columns: 1fr; gap: 2rem; }
    .mobile-nav { display: flex; }
    
    .form-group { grid-template-columns: 1fr; }
    .projects-slider { margin: 0 -1rem; }
}

@media (max-width: 480px) {
    .stats { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
    .footer-content { flex-direction: column; text-align: center; }
}
[dir="rtl"] .slider-track {
    direction: ltr;
}
[dir="rtl"] .slider-btn.prev {
    left: 10px !important;
    right: auto !important;
}
[dir="rtl"] .slider-btn.next {
    right: 10px !important;
    left: auto !important;
}
.favIcon{
    border-radius: 50%;
    width: 20px;
    height: 20px;
}