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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #2d3748;
    background-color: #f7fafc;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(247, 250, 252, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid #e2e8f0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #e53e3e;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.nav-link {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #e53e3e;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #e53e3e;
    transition: width 0.3s ease;
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background: #4a5568;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 50%, #e2e8f0 100%);
    color: #2d3748;
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid #38a169;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: #38a169;
    color: white;
    border: 2px solid #38a169;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    background: transparent;
    color: #38a169;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(56, 161, 105, 0.3);
}

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

.btn-secondary:hover {
    background: white;
    color: #dc2626;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(255, 255, 255, 0.3);
}

.hero-visual {
    position: relative;
    height: 400px;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.element {
    position: absolute;
    border-radius: 0;
    background: rgba(220, 38, 38, 0.1);
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
    border: 2px solid #dc2626;
}

.element-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 20%;
    animation-delay: 0s;
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

.element-2 {
    width: 120px;
    height: 120px;
    top: 50%;
    right: 20%;
    animation-delay: 2s;
    clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
}

.element-3 {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 50%;
    animation-delay: 4s;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: #dc2626;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #6b7280;
}

/* About Section */
.about {
    background: #f7fafc;
    border-top: 3px solid #38a169;
    border-bottom: 3px solid #38a169;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: #4b5563;
    line-height: 1.7;
}

.skills-highlight {
    margin-top: 2rem;
}

.skill-category {
    margin-bottom: 1.5rem;
}

.skill-category h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

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

.skill-tag {
    background: #e5e5e5;
    color: #1a1a1a;
    padding: 4px 12px;
    border-radius: 0;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid #dc2626;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.about-image {
    display: flex;
    justify-content: center;
}

.image-placeholder {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, #1a1a1a 0%, #404040 100%);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #dc2626;
    font-size: 4rem;
    border: 3px solid #dc2626;
    clip-path: polygon(20% 0%, 80% 0%, 100% 20%, 100% 80%, 80% 100%, 20% 100%, 0% 80%, 0% 20%);
}

/* Data Engineering Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    position: relative;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #dc2626;
    font-size: 3rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
}

.project-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 1rem;
}

.project-header {
    margin-bottom: 1rem;
    position: relative;
    padding-top: 2.5rem; /* Add more space for the date above */
}

.project-header h3 {
    margin-bottom: 0;
    width: 100%;
}

.project-date {
    background: #e53e3e;
    color: white;
    padding: 8px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    border-radius: 20px;
    position: absolute;
    top: 0;
    right: 0;
}

.project-content p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    background: #e5e5e5;
    color: #1a1a1a;
    padding: 4px 8px;
    border-radius: 0;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid #dc2626;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-link {
    color: #dc2626;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-link:hover {
    color: #b91c1c;
}

.expand-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    font-family: inherit;
}

/* Project Modal Styles */
.project-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border: 3px solid #dc2626;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease;
    clip-path: polygon(2% 0%, 98% 0%, 100% 2%, 100% 98%, 98% 100%, 2% 100%, 0% 98%, 0% 2%);
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    font-weight: bold;
    color: #e53e3e;
    cursor: pointer;
    z-index: 10001;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: #c53030;
}

.modal-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #404040 100%);
    color: white;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    border-bottom: 3px solid #dc2626;
}

.modal-icon {
    width: 80px;
    height: 80px;
    background: #dc2626;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    clip-path: polygon(20% 0%, 80% 0%, 100% 20%, 100% 80%, 80% 100%, 20% 100%, 0% 80%, 0% 20%);
}

.modal-title-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modal-title-section p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin: 0;
}

.modal-body {
    padding: 2rem;
}

.modal-section {
    margin-bottom: 2rem;
}

.modal-section h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    padding-left: 15px;
}

.modal-section h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 20px;
    background: #dc2626;
}

.modal-section p {
    color: #4b5563;
    line-height: 1.7;
    margin-bottom: 1rem;
}

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

.modal-tech-tags .tech-tag {
    background: #e5e5e5;
    color: #1a1a1a;
    padding: 6px 12px;
    border-radius: 0;
    font-size: 0.9rem;
    font-weight: 500;
    border: 2px solid #dc2626;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.modal-section ul {
    list-style: none;
    padding: 0;
}

.modal-section li {
    color: #4b5563;
    margin-bottom: 0.5rem;
    padding-left: 20px;
    position: relative;
}

.modal-section li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #dc2626;
    font-size: 0.8rem;
}

.modal-footer {
    padding: 2rem;
    background: #f7fafc;
    border-top: 3px solid #38a169;
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Modal Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to { 
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .modal-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .modal-title-section h2 {
        font-size: 1.5rem;
    }
    
    .modal-footer {
        flex-direction: column;
    }
}

/* Art Modal Styles */
.art-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.art-modal .modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border: 3px solid #16a34a;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease;
    clip-path: polygon(2% 0%, 98% 0%, 100% 2%, 100% 98%, 98% 100%, 2% 100%, 0% 98%, 0% 2%);
}

.art-modal .modal-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #404040 100%);
    color: white;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    border-bottom: 3px solid #16a34a;
}

.art-modal .modal-icon {
    width: 80px;
    height: 80px;
    background: #16a34a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    clip-path: polygon(20% 0%, 80% 0%, 100% 20%, 100% 80%, 80% 100%, 20% 100%, 0% 80%, 0% 20%);
}

.art-modal .modal-section h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 20px;
    background: #16a34a;
}

.art-modal .modal-tech-tags .tech-tag {
    background: #e5e5e5;
    color: #1a1a1a;
    padding: 6px 12px;
    border-radius: 0;
    font-size: 0.9rem;
    font-weight: 500;
    border: 2px solid #16a34a;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.art-modal .modal-section li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: #16a34a;
    font-size: 0.8rem;
}

.art-modal .modal-footer {
    padding: 2rem;
    background: #f5f5f5;
    border-top: 3px solid #16a34a;
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Responsive Modal */
@media (max-width: 768px) {
    .art-modal .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .art-modal .modal-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .art-modal .modal-title-section h2 {
        font-size: 1.5rem;
    }
    
    .art-modal .modal-footer {
        flex-direction: column;
    }
}

/* Art Portfolio Section */
.art-portfolio {
    background: #f7fafc;
    border-top: 3px solid #38a169;
    border-bottom: 3px solid #38a169;
}

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

.art-item {
    position: relative;
    border-radius: 0;
    overflow: hidden;
    aspect-ratio: 1;
    background: linear-gradient(135deg, #1a1a1a 0%, #404040 100%);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid #16a34a;
    clip-path: polygon(10% 0%, 90% 0%, 100% 10%, 100% 90%, 90% 100%, 10% 100%, 0% 90%, 0% 10%);
}

.art-item:hover {
    transform: scale(1.05);
}

.art-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    overflow: hidden;
}

.art-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

.art-item:hover .art-image img {
    transform: scale(1.05);
}

.art-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    color: white;
    padding: 2rem 1.5rem 1.5rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    border-top: 2px solid #16a34a;
}

.art-item:hover .art-overlay {
    transform: translateY(0);
}

.art-overlay h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.art-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
    gap: 1rem;
}

.art-header h3 {
    margin-bottom: 0;
    flex: 1;
}

.art-date {
    background: #16a34a;
    color: white;
    padding: 3px 6px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    clip-path: polygon(10% 0%, 90% 0%, 100% 10%, 100% 90%, 90% 100%, 10% 100%, 0% 90%, 0% 10%);
}

.art-overlay p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Contact Section */
.contact-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-info {
    text-align: center;
    max-width: 800px;
}

.contact-row {
    display: flex;
    gap: 3rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0;
    justify-content: center;
    flex: 1;
    min-width: 200px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1a1a1a 0%, #404040 100%);
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #dc2626;
    font-size: 1.2rem;
    border: 2px solid #dc2626;
    clip-path: polygon(20% 0%, 80% 0%, 100% 20%, 100% 80%, 80% 100%, 20% 100%, 0% 80%, 0% 20%);
}

.contact-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: #6b7280;
    margin: 0;
}

.contact-item a {
    color: #dc2626;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #b91c1c;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: center;
}

.social-link {
    width: 50px;
    height: 50px;
    background: #e5e5e5;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1a1a1a;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid #dc2626;
    clip-path: polygon(20% 0%, 80% 0%, 100% 20%, 100% 80%, 80% 100%, 20% 100%, 0% 80%, 0% 20%);
}

.social-link:hover {
    background: #dc2626;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(220, 38, 38, 0.3);
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 2rem 0;
    text-align: center;
    border-top: 3px solid #dc2626;
}

.footer-content p {
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

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

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .art-gallery {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

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

    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
        min-width: auto;
    }

    .contact-item i {
        margin-bottom: 0.5rem;
    }

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

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

    .project-card,
    .contact-form {
        padding: 1.5rem;
    }
}

/* Dark Mode Styles */
[data-theme="dark"] {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #666666;
    --accent-color: #ff6b6b;
    --accent-hover: #ff5252;
    --border-color: #333333;
    --shadow-color: rgba(0, 0, 0, 0.5);
    --modal-bg: rgba(26, 26, 26, 0.95);
}

/* Theme Toggle Button */
.theme-toggle {
    display: flex;
    align-items: center;
    margin-left: 1rem;
}

.theme-btn {
    background: var(--bg-secondary, #f8f9fa);
    border: 2px solid var(--border-color, #e9ecef);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary, #333);
}

.theme-btn:hover {
    background: var(--accent-color, #dc2626);
    border-color: var(--accent-color, #dc2626);
    color: white;
    transform: scale(1.1);
}

.theme-btn i {
    font-size: 16px;
    transition: transform 0.3s ease;
}

.theme-btn:hover i {
    transform: rotate(15deg);
}

/* Dark Mode Base Styles */
[data-theme="dark"] body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

[data-theme="dark"] .navbar {
    background: var(--modal-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .logo-text {
    color: var(--accent-color);
}

[data-theme="dark"] .nav-link {
    color: var(--text-primary);
}

[data-theme="dark"] .nav-link:hover {
    color: var(--accent-color);
}

[data-theme="dark"] .nav-link::after {
    background: var(--accent-color);
}

[data-theme="dark"] .bar {
    background: var(--text-primary);
}

/* Dark Mode Hero Section */
[data-theme="dark"] .hero {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

[data-theme="dark"] .hero-title {
    color: var(--text-primary);
}

[data-theme="dark"] .hero-subtitle {
    color: var(--text-secondary);
}

[data-theme="dark"] .btn {
    background: var(--accent-color);
    color: white;
}

[data-theme="dark"] .btn:hover {
    background: var(--accent-hover);
}

[data-theme="dark"] .btn-secondary {
    background: transparent;
    border-color: var(--accent-color);
    color: var(--accent-color);
}

[data-theme="dark"] .btn-secondary:hover {
    background: var(--accent-color);
    color: white;
}

/* Dark Mode Sections */
[data-theme="dark"] .about,
[data-theme="dark"] .data-engineering,
[data-theme="dark"] .art-portfolio,
[data-theme="dark"] .contact {
    background: var(--bg-secondary);
}

[data-theme="dark"] .section-title {
    color: var(--text-primary);
}

[data-theme="dark"] .section-subtitle {
    color: var(--text-secondary);
}

[data-theme="dark"] .about-text p {
    color: var(--text-secondary);
}

[data-theme="dark"] .skill-category h4 {
    color: var(--text-primary);
}

[data-theme="dark"] .skill-tag {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

/* Dark Mode Project Cards */
[data-theme="dark"] .project-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px var(--shadow-color);
}

[data-theme="dark"] .project-card:hover {
    box-shadow: 0 12px 48px var(--shadow-color);
}

[data-theme="dark"] .project-image {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .project-image i {
    color: var(--accent-color);
}

[data-theme="dark"] .project-header h3 {
    color: var(--text-primary);
}

[data-theme="dark"] .project-date {
    background: var(--accent-color);
    color: white;
}

[data-theme="dark"] .project-content p {
    color: var(--text-secondary);
}

[data-theme="dark"] .tech-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .expand-btn {
    background: var(--accent-color);
    color: white;
}

[data-theme="dark"] .expand-btn:hover {
    background: var(--accent-hover);
}

/* Dark Mode Art Gallery */
[data-theme="dark"] .art-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px var(--shadow-color);
}

[data-theme="dark"] .art-item:hover {
    box-shadow: 0 12px 48px var(--shadow-color);
}

[data-theme="dark"] .art-image {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .art-image i {
    color: var(--accent-color);
}

[data-theme="dark"] .art-overlay h3 {
    color: var(--text-primary);
}

[data-theme="dark"] .art-overlay p {
    color: var(--text-secondary);
}

[data-theme="dark"] .art-date {
    color: var(--text-muted);
}

/* Dark Mode Modals */
[data-theme="dark"] .project-modal,
[data-theme="dark"] .art-modal {
    background: var(--modal-bg);
}

[data-theme="dark"] .modal-content {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 60px var(--shadow-color);
}

[data-theme="dark"] .modal-header h2 {
    color: var(--text-primary);
}

[data-theme="dark"] .modal-header p {
    color: var(--text-secondary);
}

[data-theme="dark"] .modal-body h3 {
    color: var(--text-primary);
}

[data-theme="dark"] .modal-body p {
    color: var(--text-secondary);
}

[data-theme="dark"] .modal-body li {
    color: var(--text-secondary);
}

[data-theme="dark"] .modal-tech-tags .tech-tag {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .close-btn {
    color: var(--text-primary);
}

[data-theme="dark"] .close-btn:hover {
    color: var(--accent-color);
}

/* Dark Mode Contact Section */
[data-theme="dark"] .contact-item h4 {
    color: var(--text-primary);
}

[data-theme="dark"] .contact-item p {
    color: var(--text-secondary);
}

[data-theme="dark"] .contact-item i {
    color: var(--accent-color);
}

[data-theme="dark"] .social-link {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .social-link:hover {
    background: var(--accent-color);
    color: white;
}

/* Dark Mode Footer */
[data-theme="dark"] .footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

[data-theme="dark"] .footer-content p {
    color: var(--text-secondary);
}

/* Dark Mode Floating Elements */
[data-theme="dark"] .floating-elements .element {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

/* Dark Mode Image Placeholder */
[data-theme="dark"] .image-placeholder {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
}

[data-theme="dark"] .image-placeholder i {
    color: var(--accent-color);
}

/* Dark Mode Scrollbar */
[data-theme="dark"] ::-webkit-scrollbar {
    width: 8px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Dark Mode Mobile Styles */
@media (max-width: 768px) {
    [data-theme="dark"] .theme-toggle {
        margin-left: 0.5rem;
    }
    
    [data-theme="dark"] .theme-btn {
        width: 35px;
        height: 35px;
    }
    
    [data-theme="dark"] .theme-btn i {
        font-size: 14px;
    }
    
    [data-theme="dark"] .nav-menu {
        background-color: var(--bg-tertiary);
    }
}