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

:root {
    /* Colors - Dark theme with AI-focused accents */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --accent-primary: #00d4ff;
    --accent-secondary: #0099cc;
    --accent-tertiary: #66e5ff;
    --border-color: #333333;
    --success: #00ff88;
    --warning: #ffaa00;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
}

p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* Links */
a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--accent-tertiary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--bg-primary);
}

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

.btn-secondary:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

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

.nav-logo a {
    font-family: 'Dancing Script', cursive;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0, 212, 255, 0.3);
}

.nav-time {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.time-display {
    color: var(--accent-primary);
    font-weight: 500;
}

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

.nav-links a {
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--accent-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #1a1a2e 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(102, 229, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    margin-bottom: var(--spacing-lg);
}

.hero-title .name {
    display: block;
    color: var(--text-primary);
    font-weight: 700;
}

.hero-title .role {
    display: block;
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 0.6em;
    margin-top: var(--spacing-xs);
}

.hero-subtitle {
    max-width: 700px;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-secondary);
}

.highlight {
    color: var(--accent-primary);
    font-weight: 500;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Section Styles */
section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

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

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.about-intro {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.journey, .mission {
    margin-bottom: var(--spacing-lg);
}

.journey h3, .mission h3 {
    color: var(--accent-primary);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

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

.image-placeholder {
    width: 300px;
    height: 300px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border: 2px dashed var(--border-color);
}

.profile-image {
    width: 300px;
    height: 300px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    border: 3px solid var(--border-color);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.profile-image:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}

/* Work Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
}

.project-card.featured {
    border-color: var(--accent-primary);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(0, 212, 255, 0.05) 100%);
}

.project-image {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
}

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

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

.project-image-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-tertiary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.project-image-placeholder span {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.7;
}

.project-image-placeholder p {
    font-size: 0.9rem;
    text-align: center;
    margin: 0;
    opacity: 0.8;
}

.project-card:hover .project-image-placeholder {
    background: var(--bg-primary);
    color: var(--accent-primary);
}

.project-content {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.project-header h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.project-status {
    font-size: 0.8rem;
    color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.project-description {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    flex: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.tech-tag {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
}

.project-impact {
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
    color: var(--success);
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: auto;
}

/* Experience Section */
.experience {
    background: var(--bg-secondary);
}

.companies-grid {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.company-logo {
    background: var(--bg-tertiary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.company-logo:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.company-logo a {
    color: inherit;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.company-logo span {
    font-size: 1rem;
    font-weight: 600;
}

.company-logo small {
    font-size: 0.8rem;
    opacity: 0.8;
    font-weight: 400;
}

.project-links {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    color: var(--accent-primary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
    border: 1px solid var(--border-color);
}

.project-link:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.work-timeline h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 150px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    display: flex;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 142px;
    top: 8px;
    width: 18px;
    height: 18px;
    background: var(--accent-primary);
    border-radius: 50%;
    z-index: 2;
}

.timeline-date {
    width: 120px;
    flex-shrink: 0;
    color: var(--text-secondary);
    font-weight: 500;
    padding-right: var(--spacing-md);
    text-align: right;
}

.timeline-content {
    flex: 1;
    padding-left: var(--spacing-2xl);
}

.timeline-content h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.timeline-content .company {
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.timeline-content p:last-child {
    color: var(--text-secondary);
    margin: 0;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.service-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.service-card ul {
    list-style: none;
}

.service-card li {
    color: var(--text-secondary);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: var(--spacing-md);
}

.service-card li:last-child {
    border-bottom: none;
}

.service-card li::before {
    content: '•';
    color: var(--accent-primary);
    position: absolute;
    left: 0;
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

.contact-intro {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
}

.contact-details {
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.contact-link {
    color: var(--accent-primary);
}

.contact-value {
    color: var(--text-primary);
}

.availability {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(0, 255, 136, 0.1);
    border-radius: var(--radius-md);
    border: 1px solid var(--success);
}

.status-indicator {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Contact Form */
.contact-form {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

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

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--bg-primary);
    text-align: center;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Image Modal */
.image-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.9);
}

.image-modal .modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80vh;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.image-modal #caption {
    margin: var(--spacing-md) auto;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1rem;
}

.close-modal {
    position: absolute;
    top: 40px;
    right: 60px;
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.modal-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 212, 255, 0.2);
    color: var(--text-primary);
    border: 2px solid var(--accent-primary);
    border-radius: var(--radius-md);
    padding: 1rem;
    cursor: pointer;
    font-size: 1.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    z-index: 2001;
}

.modal-nav-btn:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-50%) scale(1.1);
}

.modal-prev {
    left: 40px;
}

.modal-next {
    right: 40px;
}

.modal-counter {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-secondary);
    background: rgba(0, 0, 0, 0.7);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Tech Stack Section */
.tech-stack {
    background: var(--bg-primary);
    padding: var(--spacing-2xl) 0;
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.tech-category {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.tech-category h3 {
    color: var(--accent-primary);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    justify-content: center;
}

.tech-stack .tech-tag {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.tech-stack .tech-tag:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-1px);
}

/* AI Expertise Section */
.ai-expertise {
    background: var(--bg-secondary);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.expertise-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
    text-align: center;
}

.expertise-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.expertise-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.expertise-card h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.expertise-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Enhanced Project Case Studies */
.project-case-study {
    margin-bottom: var(--spacing-lg);
}

.case-study-section {
    margin-bottom: var(--spacing-md);
}

.case-study-section h4 {
    color: var(--accent-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.case-study-section p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-xs);
}

.case-study-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.case-study-section li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-md);
}

.case-study-section li::before {
    content: '▸';
    color: var(--accent-primary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Project Results Grid */
.project-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.result-item {
    text-align: center;
}

.result-metric {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--success);
    line-height: 1;
}

.result-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
    display: block;
}

/* Accordion Project Structure */
.accordion-project {
    cursor: pointer;
}

.project-summary {
    display: flex;
    flex-direction: column;
}

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

.project-details {
    display: none;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-md);
    animation: fadeInDown 0.3s ease;
}

.accordion-project.expanded .project-details {
    display: block;
}

.accordion-project.expanded .expand-arrow {
    transform: rotate(180deg);
}

.expand-indicator {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(0, 212, 255, 0.05);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.expand-indicator:hover {
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.1);
}

.expand-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.expand-arrow {
    color: var(--accent-primary);
    font-size: 1rem;
    transition: var(--transition-normal);
    transform-origin: center;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Project Image Gallery */
.project-image-gallery {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
    position: relative;
}

.project-image-gallery .project-image {
    display: none;
    width: 100%;
    height: 100%;
}

.project-image-gallery .project-image.active {
    display: block;
}

.project-image-gallery .project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.gallery-nav {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gallery-btn {
    background: rgba(0, 212, 255, 0.2);
    color: var(--text-primary);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-sm);
    padding: 0.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 0.9rem;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-btn:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.gallery-indicators {
    display: flex;
    gap: var(--spacing-xs);
}

.indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition-fast);
}

.indicator.active {
    background: var(--accent-primary);
}

.indicator:hover {
    background: var(--accent-tertiary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .nav-time {
        order: -1;
    }
    
    .nav-links {
        gap: var(--spacing-md);
    }
    
    .hero {
        padding-top: 55%;
        min-height: calc(100vh - 120px);
    }
    
    .hero-stats {
        gap: var(--spacing-lg);
        justify-content: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .image-placeholder,
    .profile-image {
        width: 250px;
        height: 250px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .companies-grid {
        gap: var(--spacing-md);
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: column;
        padding-left: 40px;
    }
    
    .timeline-item::before {
        left: 12px;
    }
    
    .timeline-date {
        width: auto;
        text-align: left;
        padding-right: 0;
        margin-bottom: var(--spacing-xs);
    }
    
    .timeline-content {
        padding-left: 0;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title .name {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .stat {
        width: 100px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .project-card {
        padding: var(--spacing-md);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .companies-grid {
        flex-direction: column;
        align-items: center;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection styling */
::selection {
    background: rgba(0, 212, 255, 0.2);
    color: var(--text-primary);
}

/* Focus styles */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Loading animation for dynamic content */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}