/* Custom Fonts */
@font-face {
    font-family: 'Iskra';
    src: url('../assets/fonts/Iskra_Regular/Iskra-Regular.woff2') format('woff2'),
         url('../assets/fonts/Iskra_Regular/Iskra-Regular.woff') format('woff');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Iskra';
    src: url('../assets/fonts/Iskra_Bold/Iskra-Bold.woff2') format('woff2'),
         url('../assets/fonts/Iskra_Bold/Iskra-Bold.woff') format('woff');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

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

:root {
    --primary-color: #000000;
    --secondary-color: #ffffff;
    --accent-color: #f5f5f5;
    --text-primary: #000000;
    --text-secondary: #666666;
    --text-light: #999999;
    --border-color: #e0e0e0;
    --hover-color: #f0f0f0;
    
    --font-primary: 'Iskra', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --border-radius: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a {
    color: #999999;
    text-decoration: none;
}

a:visited {
    color: #999999;
}

a:hover {
    color: #666666;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--secondary-color);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
}

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

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

.work-count {
    font-size: 0.9em;
    opacity: 0.7;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    gap: 8px;
    align-items: center;
}

.lang-btn {
    padding: 6px 12px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.lang-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.lang-btn.active {
    color: var(--secondary-color);
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--secondary-color);
    position: relative;
    padding: 120px 0;
}

.hero-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 80px;
    align-items: center;
    width: 100%;
}

.hero-content {
    max-width: none;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    font-weight: 600;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
}

.hero-image {
    position: relative;
    width: 450px;
    height: 500px;
    overflow: hidden;
    border-radius: 50% 50% 50% 5%;
}

.hero-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.hero-photo.fade-in {
    opacity: 1;
    transform: translateX(0);
}

/* Hero Skills Bubbles */
.hero-skills {
    margin-top: var(--spacing-lg);
}

.skills-bubbles {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 12px;
}

.skill-bubble {
    background: var(--secondary-color);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
}

.skill-bubble:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Work Section */
.work-section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.section-subtitle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 2.5rem;
    font-weight: 300;
    letter-spacing: -0.02em;
}

.project-count {
    color: var(--text-light);
    font-size: 2rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.project-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    background: var(--secondary-color);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.project-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-info {
    padding: var(--spacing-md);
}

.project-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.project-meta {
    display: flex;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.project-meta span:not(:last-child)::after {
    content: ',';
    margin-right: var(--spacing-xs);
}

.view-all-container {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) 0;
    background: var(--accent-color);
}

.about-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.about-text {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xl) 0;
    background: var(--primary-color);
    color: var(--secondary-color);
}

.contact-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-title {
    font-size: 3rem;
    font-weight: 300;
    letter-spacing: -0.02em;
    color: var(--secondary-color);
    margin: 0;
}

.contact-btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--secondary-color);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
    font-size: 1.1rem;
    border: 2px solid var(--secondary-color);
    white-space: nowrap;
}

.contact-btn:hover {
    background: transparent;
    color: var(--secondary-color);
    transform: translateY(-2px);
}

.contact-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xl);
    max-width: 1400px;
}

.contact-left {
    flex: 1;
    text-align: left;
}

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

.contact-item {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--secondary-color);
    text-decoration: none;
    transition: var(--transition);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: block;
}

.contact-item:hover {
    color: var(--text-secondary);
    transform: translateX(10px);
}

.contact-location {
    cursor: default;
}

.contact-location:hover {
    transform: none;
    color: var(--secondary-color);
}

.contact-right {
    display: flex;
    align-items: flex-start;
    padding-top: 0;
}

.contact-social .social-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-social .social-links a {
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 2.5rem;
    font-weight: 600;
    transition: var(--transition);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: block;
    text-align: left;
}

.contact-social .social-links a:hover {
    color: var(--text-secondary);
    transform: translateX(10px);
}
/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--secondary-color);
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    text-align: center;
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--secondary-color);
    margin: 5% auto;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.close {
    position: absolute;
    right: var(--spacing-md);
    top: var(--spacing-md);
    font-size: 2rem;
    font-weight: 300;
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition);
}

.close:hover {
    color: var(--text-primary);
}

.modal h2 {
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-md);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

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

.file-preview {
    margin-top: var(--spacing-sm);
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-sm);
}

.file-preview img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}


/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--secondary-color);
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
        display: flex;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu .nav-link {
        padding: 1rem 0;
        border-bottom: 1px solid var(--border-color);
        font-size: 1.2rem;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1000;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .nav-toggle span {
        transition: all 0.3s ease;
    }
    
    body.menu-open {
        overflow: hidden;
    }
    
    .hero {
        padding: 100px 0 var(--spacing-lg);
    }
    
    .hero-layout {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-content {
        max-width: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-image {
        width: 100%;
        max-width: 350px;
        height: 350px;
        margin: 0 auto;
    }
    
    .skills-bubbles {
        justify-content: center;
        gap: 8px;
    }
    
    .skill-bubble {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-left: calc(-1 * var(--spacing-md));
        margin-right: calc(-1 * var(--spacing-md));
        width: calc(100% + 2 * var(--spacing-md));
    }
    
    .project-card {
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .project-info {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .section-subtitle {
        font-size: 2rem;
    }
    
    .about-title {
        font-size: 2rem;
    }
    
    .contact-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .contact-btn {
        width: 100%;
        text-align: center;
    }
    
    .contact-content {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .contact-right {
        padding-top: 0;
        width: 100%;
    }
    
    .contact-title {
        font-size: 2rem;
    }
    
    .contact-item {
        font-size: 1.5rem;
    }
    
    .contact-social .social-links a {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section-header {
        padding: 0 var(--spacing-sm);
    }
    
    .projects-grid {
        margin-left: calc(-1 * var(--spacing-sm));
        margin-right: calc(-1 * var(--spacing-sm));
        width: calc(100% + 2 * var(--spacing-sm));
    }
    
    .project-info {
        padding: var(--spacing-sm);
    }
    
    .nav-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .contact-title {
        font-size: 1.5rem;
    }
    
    .contact-item {
        font-size: 1.2rem;
    }
    
    .contact-social .social-links a {
        font-size: 1.2rem;
    }
    
    .modal-content {
        margin: 10% auto;
        padding: var(--spacing-md);
    }
}