/* CSS Variables */
:root {
    --primary-color: #4F46E5;
    --primary-dark: #3730A3;
    --secondary-color: #059669;
    --accent-color: #F59E0B;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --background: #FFFFFF;
    --background-alt: #F9FAFB;
    --border-color: #E5E7EB;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
    --border-radius: 8px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--background);
    scroll-behavior: smooth;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    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: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.nav-logo a:hover {
    opacity: 0.8;
}

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

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: var(--background-alt);
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 50px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.name-highlight {
    color: var(--primary-color);
}

.role-highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.location {
    color: var(--text-secondary);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 0.875rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

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

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

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

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: var(--background-alt);
    color: var(--text-secondary);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1.2rem;
}

.social-link:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-container {
    position: relative;
    width: 400px;
    height: 400px;
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 2;
}

.image-backdrop {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    z-index: 1;
}

/* About Section */
.about {
    padding: 5rem 0;
    background-color: var(--background);
}

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

.about-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

/* Tech Stack Section */
.tech-stack {
    padding: 5rem 0;
    background-color: var(--background-alt);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background-color: var(--background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.tech-item i {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.tech-item span {
    font-weight: 500;
    color: var(--text-primary);
}

/* Activities Section */
.activities {
    padding: 5rem 0;
    background-color: var(--background-alt);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.activity-card {
    background: var(--background);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.activity-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.activity-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.activity-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.activity-title h3 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--text-primary);
}

.activity-organization {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.activity-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.activity-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--background-alt);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.highlight-item i {
    color: var(--primary-color);
    font-size: 0.8rem;
}

.activity-stats {
    display: flex;
    gap: 2rem;
}

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

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Timeline Styles */
.recent-activities {
    margin-top: 4rem;
}

.timeline-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--primary-color);
    opacity: 0.3;
}

.timeline-item {
    display: flex;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-date {
    flex: 0 0 100px;
    text-align: center;
    font-weight: 600;
    color: var(--primary-color);
    background: var(--background);
    padding: 0.5rem;
    border-radius: var(--border-radius);
    border: 2px solid var(--primary-color);
    position: relative;
    z-index: 2;
    align-self: flex-start;
}

.timeline-content {
    flex: 1;
    background: var(--background);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin: 0 1rem;
    border: 1px solid var(--border-color);
}

.timeline-content h4 {
    margin: 0 0 0.5rem 0;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.timeline-content p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Projects Section */
.projects {
    padding: 5rem 0;
    background-color: var(--background);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.project-card {
    background-color: var(--background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.project-image {
    position: relative;
    overflow: hidden;
}

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

/* Gradient banners for projects without a screenshot */
.project-banner {
    position: relative;
    width: 100%;
    height: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    color: #fff;
    overflow: hidden;
}

.project-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.18), transparent 55%);
    pointer-events: none;
}

.project-banner--ai {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 60%, #1e1b4b 100%);
}

.project-banner--ballon {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #047857 55%, #064e3b 100%);
}

.project-banner-icon {
    font-size: 3.5rem;
    opacity: 0.95;
}

.project-banner-title {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.featured-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.35);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 3;
}

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

.project-card--featured {
    border: 1px solid var(--border-color);
}

/* Tall portrait/app screenshots: anchor to top so branding stays visible */
.project-image--tall img {
    object-position: top;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

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

.project-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1.2rem;
}

.project-link:hover {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.tech-tag {
    padding: 0.25rem 0.75rem;
    background-color: var(--background-alt);
    color: var(--text-secondary);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Always-visible project action buttons (work on mobile/touch too) */
.project-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.project-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: #fff;
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.project-action-btn:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
}

.project-action-btn--ghost {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.project-action-btn--ghost:hover {
    background-color: transparent;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background-color: var(--background-alt);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-top: 3rem;
}

.contact-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

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

.contact-item a {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover {
    color: var(--primary-color);
}

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

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group input,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--background);
}

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

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

/* Form message styles */
.form-message {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    text-align: center;
    font-weight: 500;
}

.form-message.success {
    background-color: #D1FAE5;
    color: #065F46;
    border: 1px solid #34D399;
}

.form-message.error {
    background-color: #FEE2E2;
    color: #991B1B;
    border: 1px solid #F87171;
}

/* Button loading state */
.btn .btn-loading {
    display: none;
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loading {
    display: inline-block;
}

.btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

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

.footer-link {
    color: #fff;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--background);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

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

    .nav-menu li {
        margin: 1rem 0;
    }

    .nav-toggle {
        display: flex;
    }

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

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

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

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

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

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

    .image-container {
        width: 300px;
        height: 300px;
    }

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

    .tech-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 1rem;
    }

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

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

    .activities-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .activity-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .activity-highlights {
        justify-content: center;
    }

    .activity-stats {
        justify-content: center;
        gap: 1rem;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        flex-direction: row !important;
        padding-left: 60px;
    }

    .timeline-date {
        position: absolute;
        left: 0;
        width: 40px;
        font-size: 0.8rem;
        padding: 0.3rem;
    }

    .timeline-content {
        margin-left: 0;
        margin-right: 0;
    }

    .container {
        padding: 0 1rem;
    }

    .hero-container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .image-container {
        width: 250px;
        height: 250px;
    }

    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .activity-card {
        padding: 1.5rem;
    }

    .activity-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .activity-title h3 {
        font-size: 1.1rem;
    }

    .highlight-item {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    .timeline-title {
        font-size: 1.5rem;
    }
}

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

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

/* Smooth scrolling offset for fixed navbar */
section {
    scroll-margin-top: 80px;
}

/* Loading animation */
@keyframes pulse {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
    100% {
        opacity: 1;
    }
}

.loading {
    animation: pulse 2s infinite;
}

/* Gradient text animation */
@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.role-highlight {
    background-size: 200% 200%;
    animation: gradient 3s ease infinite;
}

/* Services Section */
.services {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-card {
    background: var(--background);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.25rem;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

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

.services-cta {
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #fff;
    border-radius: var(--border-radius);
    padding: 3rem 2rem;
    box-shadow: var(--shadow-lg);
}

.services-cta h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.services-cta p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.services-cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.services-cta .btn-primary {
    background: #fff;
    color: var(--primary-dark);
}

.services-cta .btn-primary:hover {
    background: #f1f5f9;
    color: var(--primary-dark);
}

.services-cta .btn-secondary {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.5);
}

.services-cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    color: #fff;
}

/* Lightbox Gallery */
.gallery-trigger {
    cursor: pointer;
}

.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 1rem;
}

.lightbox.open {
    display: flex;
}

.lightbox-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 100%;
    max-height: 100%;
}

.lightbox-img {
    max-width: 90vw;
    max-height: 80vh;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    object-fit: contain;
}

.lightbox-caption {
    color: #fff;
    margin-top: 1rem;
    text-align: center;
    font-size: 1rem;
    max-width: 600px;
}

.lightbox-counter {
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.5rem;
    font-size: 0.85rem;
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 2.5rem;
    cursor: pointer;
    line-height: 1;
    z-index: 2;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.12);
    border: none;
    color: #fff;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    font-size: 1.4rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.25);
}

.lightbox-prev {
    left: 1rem;
}

.lightbox-next {
    right: 1rem;
}

@media (max-width: 768px) {
    .lightbox-nav {
        width: 42px;
        height: 42px;
        font-size: 1.1rem;
    }

    .lightbox-prev {
        left: 0.25rem;
    }

    .lightbox-next {
        right: 0.25rem;
    }

    .lightbox-img {
        max-height: 72vh;
    }
}