/* Portfolio Website Styles */
@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-color: #4A90E2;
    --secondary-color: #87CEEB;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --white: #ffffff;
    --text-dark: #333333;
    --text-light: #666666;
    --gradient-primary: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    --gradient-secondary: linear-gradient(135deg, #87CEEB 0%, #4A90E2 100%);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Vazirmatn', sans-serif;
    direction: rtl;
    color: var(--text-dark);
    line-height: 1.8;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.nav-brand h2 {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

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

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

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    object-fit: cover;
    object-position: center;
    filter: brightness(1.1) contrast(1.05);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.85) 0%, rgba(135, 206, 235, 0.75) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.hero-title {
    font-size: 72px;
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 28px;
    font-weight: 400;
    margin-bottom: 40px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
}

.btn {
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

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

.btn-outline:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--white);
    border-radius: 15px;
    position: relative;
}

.mouse::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--white);
    border-radius: 50%;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {

    0%,
    100% {
        top: 10px;
        opacity: 1;
    }

    50% {
        top: 30px;
        opacity: 0.5;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Sections */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 0 auto;
    border-radius: 2px;
}

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

.about-content {
    max-width: 800px;
    margin: 0 auto 60px;
}

.about-text {
    font-size: 18px;
    line-height: 2;
    color: var(--text-light);
    text-align: center;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.skill-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.skill-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.1) 0%, rgba(135, 206, 235, 0.1) 100%);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.skill-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--primary-color);
    fill: none;
    stroke-width: 2;
    transition: all 0.3s ease;
}

.skill-card:hover .skill-icon {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scale(1.1);
}

.skill-card:hover .skill-icon svg {
    stroke: white;
}

.skill-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.skill-card p {
    font-size: 16px;
    color: var(--text-light);
}

/* Documents Section */
.documents {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.documents-slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.document-slide {
    display: none;
    text-align: center;
    animation: fadeIn 0.5s ease;
}

.document-slide.active {
    display: block;
}

.document-slide img {
    max-width: 100%;
    max-height: 500px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 30px;
}

.document-slide h3 {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.document-slide p {
    font-size: 18px;
    color: var(--text-light);
}

.no-documents {
    text-align: center;
    color: var(--text-light);
    font-size: 18px;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.slider-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    color: var(--primary-color);
}

.slider-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

.contact-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-info p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 30px 40px;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.social-link.telegram {
    color: #0088cc;
}

.social-link.email {
    color: #4A90E2;
}

.social-link:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.social-link.telegram:hover {
    border-color: #0088cc;
    background: linear-gradient(135deg, #0088cc 0%, #0077b5 100%);
    color: var(--white);
}

.social-link.email:hover {
    border-color: var(--primary-color);
    background: var(--gradient-primary);
    color: var(--white);
}

.social-link svg {
    width: 48px;
    height: 48px;
}

.social-link span {
    font-size: 18px;
    font-weight: 600;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
}

.footer p {
    margin: 5px 0;
}

.footer-admin a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-admin a:hover {
    color: var(--white);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        right: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        padding: 20px;
        box-shadow: var(--shadow-md);
        transition: right 0.3s ease;
        gap: 0;
    }

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

    .nav-menu li {
        padding: 15px 0;
        border-bottom: 1px solid #eee;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(8px, -8px);
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .section-title {
        font-size: 32px;
    }

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

    .social-links {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .btn {
        padding: 12px 30px;
        font-size: 14px;
    }
}