/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-bg: #ecf0f1;
    --dark-text: #2c3e50;
    --light-text: #7f8c8d;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Vazir', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    direction: rtl;
    text-align: right;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--white);
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.5;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* عکس پروفایل */
.hero-image {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-placeholder {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    background: var(--white);
}

.image-placeholder::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-placeholder:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4);
}

.image-placeholder:hover::before {
    opacity: 1;
}

.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* اگر عکس وجود نداشت - Placeholder */
.image-placeholder:empty::after {
    content: '👤';
    font-size: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    background: var(--light-gray);
    color: var(--text-color);
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 15px;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 25px;
    opacity: 0.95;
}

.hero p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.cta-button:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.highlight {
    color: #ffd700;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1.2s ease;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1.4s ease;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    animation: fadeInUp 1.6s ease;
}

.btn {
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

.social-links {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    animation: fadeInUp 1.8s ease;
}
/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero h2 {
        font-size: 1.2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    /* عکس پروفایل در موبایل */
    .image-placeholder {
        width: 150px;
        height: 150px;
        border-width: 4px;
    }
}

@media (max-width: 480px) {
    .image-placeholder {
        width: 130px;
        height: 130px;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
}

.social-links a {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-5px);
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--white);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 50%;
    transform: translateX(50%);
    width: 100px;
    height: 3px;
    background: var(--secondary-color);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.1rem;
    color: var(--light-text);
}

.personal-info {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background: var(--light-bg);
    border-radius: 8px;
}

.info-item i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.info-item a {
    color: var(--secondary-color);
    text-decoration: none;
}

.soft-skills {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    border-radius: 15px;
    color: var(--white);
}

.soft-skills h3 {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.soft-skills ul {
    list-style: none;
}

.soft-skills li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.soft-skills li i {
    color: #ffd700;
}

/* Skills Section */
.skills {
    padding: 100px 0;
    background: var(--light-bg);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.skill-category h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-category h3 i {
    color: var(--secondary-color);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.skill-tag:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border-right: 4px solid var(--secondary-color);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.project-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.project-date {
    color: var(--light-text);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.project-desc {
    color: var(--light-text);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.project-client {
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.project-tags span {
    background: var(--light-bg);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    margin-top: 1rem;
    transition: var(--transition);
}

.project-link:hover {
    color: var(--accent-color);
    gap: 1rem;
}

/* Certificates Section */
.certificates {
    padding: 100px 0;
    background: var(--light-bg);
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.certificate-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: var(--transition);
}

.certificate-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.certificate-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.certificate-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.certificate-card p {
    color: var(--light-text);
    margin-bottom: 0.5rem;
}

.certificate-date {
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 600;
}

.certificate-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.certificate-link:hover {
    color: var(--accent-color);
}

.experience-section {
    margin-top: 3rem;
}

.experience-section h3 {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.experience-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.experience-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.experience-card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.experience-card p {
    color: var(--light-text);
    margin-bottom: 0.5rem;
}

.experience-date {
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 600;
}

.experience-card a {
    display: inline-block;
    margin-top: 0.5rem;
    color: var(--secondary-color);
    text-decoration: none;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--light-text);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-methods {
    margin-bottom: 2rem;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--light-bg);
    border-radius: 10px;
    transition: var(--transition);
}

.contact-method:hover {
    background: var(--secondary-color);
    color: var(--white);
}

.contact-method:hover i,
.contact-method:hover h4,
.contact-method:hover a {
    color: var(--white);
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-top: 0.2rem;
}

.contact-method h4 {
    color: var(--primary-color);
    margin-bottom: 0.3rem;
}

.contact-method a,
.contact-method p {
    color: var(--light-text);
    text-decoration: none;
}

.social-links-contact {
    display: flex;
    gap: 1rem;
}

.social-links-contact a {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links-contact a:hover {
    background: var(--accent-color);
    transform: translateY(-5px);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 15px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid transparent;
    border-radius: 8px;
    font-size: 1rem;
    background: var(--white);
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.form-group label {
    position: absolute;
    right: 1rem;
    top: 1rem;
    color: var(--light-text);
    transition: var(--transition);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:valid + label,
.form-group textarea:focus + label,
.form-group textarea:valid + label {
    top: -0.5rem;
    right: 0.5rem;
    font-size: 0.8rem;
    color: var(--secondary-color);
    background: var(--white);
    padding: 0 0.5rem;
}

.contact-form button {
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

.footer p {
    margin-bottom: 0.5rem;
}

.footer i {
    color: var(--accent-color);
}

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

/* Responsive Design */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        right: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        right: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .personal-info {
        grid-template-columns: 1fr;
    }

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

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

    .contact-content {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .container {
        padding: 0 15px;
    }
}