/* Custom Animations and Enhanced Styles */

/* Fade In Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Slide In Animation */
@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

/* Pulse Animation */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Gradient Animation */
@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Section Color Schemes */
.about-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 4rem 0;
}

#resume {
    background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
    padding: 4rem 0;
}

#service {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e7eb 100%);
    padding: 4rem 0;
}

#portfolio {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 4rem 0;
}

#contact {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    padding: 4rem 0;
}

/* Card Enhancements */
.card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.card-header {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

/* Section Headers */
.section h2 {
    color: #2d3748;
    position: relative;
    padding-bottom: 1rem;
}

.section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #4a5568 0%, #718096 100%);
}

/* Progress Bars */
.progress {
    background-color: #edf2f7;
    border-radius: 10px;
    height: 8px;
}

.progress-bar {
    background: linear-gradient(90deg, #4a5568 0%, #718096 100%);
    border-radius: 10px;
}

/* Contact Form */
.contact-form-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.form-control {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.form-control:focus {
    background-color: #ffffff;
    border-color: #4a5568;
    box-shadow: 0 0 0 3px rgba(74, 85, 104, 0.1);
}

/* Footer Enhancement */
.footer {
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
    color: #e2e8f0;
}

/* Dark Section Enhancement */
.bg-dark {
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%) !important;
}

/* Social Icons */
.social-item .social-link {
    color: #4a5568;
    transition: all 0.3s ease;
}

.social-item .social-link:hover {
    color: #2d3748;
    transform: translateY(-3px);
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, #4a5568 0%, #718096 100%);
    border: none;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 55, 72, 0.2);
}

/* Portfolio Items */
.portfolio .card {
    transition: all 0.3s ease;
}

.portfolio .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #4a5568 0%, #718096 100%);
    border-radius: 4px;
}

/* Image Hover Effects */
.img-fluid {
    transition: transform 0.3s ease;
}

.img-fluid:hover {
    transform: scale(1.02);
}

/* Skill Cards Animation */
.card-body .row {
    animation: fadeIn 0.5s ease-out;
    animation-fill-mode: both;
}

.card-body .row:nth-child(1) { animation-delay: 0.1s; }
.card-body .row:nth-child(2) { animation-delay: 0.2s; }
.card-body .row:nth-child(3) { animation-delay: 0.3s; }

/* Apply animations to sections */
.about-section, .section {
    animation: fadeIn 1s ease-out;
}

.header-content {
    animation: fadeIn 1.5s ease-out;
}

.navbar {
    background: linear-gradient(45deg, #ffffff, #f8f9fa);
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    animation: slideIn 0.8s ease-out;
}

/* Enhanced Card Styles */
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

/* Social Icons Animation */
.social-item {
    transition: transform 0.3s ease;
}

.social-item:hover {
    transform: translateY(-3px);
}

/* Button Hover Effects */
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 75, 75, 0.3);
}

/* Portfolio Items */
.portfolio .card-body {
    transition: all 0.3s ease;
}

.portfolio .card-body:hover {
    background: linear-gradient(45deg, rgba(255, 75, 75, 0.05), rgba(255, 118, 118, 0.05));
}

/* Contact Form Enhancement */
.form-control:focus {
    border-color: #ff4b4b;
    box-shadow: 0 0 0 0.2rem rgba(255, 75, 75, 0.25);
}

/* Footer Enhancement */
.footer {
    background: linear-gradient(45deg, #2c3e50, #3498db);
    animation: gradientBG 15s ease infinite;
    background-size: 200% 200%;
}

/* Dark Section Enhancement */
.bg-dark {
    background: linear-gradient(45deg, #1a1a1a, #2c3e50) !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #ff4b4b, #ff7676);
    border-radius: 5px;
}

/* Image Hover Effects */
.img-fluid {
    transition: transform 0.3s ease;
}

.img-fluid:hover {
    transform: scale(1.02);
}

/* Skill Cards Animation */
.card-body .row {
    animation: fadeIn 0.5s ease-out;
    animation-fill-mode: both;
}

.card-body .row:nth-child(1) { animation-delay: 0.1s; }
.card-body .row:nth-child(2) { animation-delay: 0.2s; }
.card-body .row:nth-child(3) { animation-delay: 0.3s; }

/* 3D Transform and Perspective */
body {
    perspective: 1000px;
}

/* Section Spacing and 3D Effects */
.about-section, .section {
    padding: 3rem 0;
    transform-style: preserve-3d;
    transition: transform 0.5s ease;
}

.about-section:hover, .section:hover {
    transform: translateZ(20px);
}

/* Card 3D Effects */
.card {
    transform-style: preserve-3d;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.card:hover {
    transform: translateY(-10px) rotateX(5deg) rotateY(5deg);
    box-shadow: 20px 20px 40px rgba(0, 0, 0, 0.15);
}

/* Interactive Header */
.header {
    transform-style: preserve-3d;
    transition: transform 0.5s ease;
}

.header:hover {
    transform: translateZ(30px);
}

.header-content {
    transform: translateZ(20px);
}

/* 3D Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transform: translateZ(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #4a5568, #718096);
    transition: width 0.3s ease;
}

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

/* Portfolio Items 3D Effect */
.portfolio .card {
    transform-style: preserve-3d;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.portfolio .card:hover {
    transform: translateY(-15px) rotateX(10deg) rotateY(10deg);
    box-shadow: 25px 25px 50px rgba(0, 0, 0, 0.2);
}

/* Skill Cards Animation */
.card-body .row {
    transform-style: preserve-3d;
    transition: all 0.4s ease;
}

.card-body .row:hover {
    transform: translateZ(15px);
}

/* Progress Bars 3D Effect */
.progress {
    transform-style: preserve-3d;
    transform: translateZ(5px);
    background-color: rgba(237, 242, 247, 0.8);
    border-radius: 10px;
    height: 10px;
    overflow: hidden;
}

.progress-bar {
    transform: translateZ(10px);
    background: linear-gradient(90deg, #4a5568, #718096);
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(74, 85, 104, 0.3);
}

/* Contact Form 3D */
.contact-form-card {
    transform-style: preserve-3d;
    transition: all 0.4s ease;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.contact-form-card:hover {
    transform: translateZ(20px);
    box-shadow: 20px 20px 40px rgba(0, 0, 0, 0.15);
}

.form-control {
    transform: translateZ(5px);
    transition: all 0.3s ease;
    background-color: rgba(248, 250, 252, 0.9);
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.form-control:focus {
    transform: translateZ(10px);
    background-color: #ffffff;
    border-color: #4a5568;
    box-shadow: 0 0 0 3px rgba(74, 85, 104, 0.1);
}

/* Social Icons 3D */
.social-item {
    transform-style: preserve-3d;
    transition: all 0.3s ease;
}

.social-item:hover {
    transform: translateZ(15px) scale(1.1);
}

/* Button 3D Effect */
.btn-primary {
    transform-style: preserve-3d;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #4a5568, #718096);
    border: none;
    box-shadow: 0 4px 15px rgba(74, 85, 104, 0.2);
}

.btn-primary:hover {
    transform: translateZ(10px) scale(1.05);
    box-shadow: 0 8px 25px rgba(74, 85, 104, 0.3);
}

/* Image Hover Effects */
.img-fluid {
    transition: all 0.4s ease;
    transform-style: preserve-3d;
}

.img-fluid:hover {
    transform: translateZ(20px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* Section Transitions */
.section {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Optimize Spacing */
.container {
    padding: 2rem 1rem;
}

.row {
    margin-bottom: 1.5rem;
}

/* Dark Section Enhancement */
.bg-dark {
    background: linear-gradient(135deg, #2d3748, #4a5568) !important;
    transform-style: preserve-3d;
}

.bg-dark:hover {
    transform: translateZ(20px);
}

/* Footer 3D Effect */
.footer {
    transform-style: preserve-3d;
    background: linear-gradient(135deg, #2d3748, #4a5568);
    color: #e2e8f0;
    padding: 2rem 0;
}

.footer:hover {
    transform: translateZ(10px);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #4a5568, #718096);
    border-radius: 4px;
}

/* Existing animations */
// ... existing code ... 

/* Responsive Styles */
@media (max-width: 1200px) {
    .container {
        max-width: 95%;
    }
    
    .section {
        padding: 3rem 0;
    }
}

@media (max-width: 992px) {
    .navbar {
        padding: 1rem 0;
    }
    
    .header-content {
        padding: 4rem 0;
    }
    
    .card {
        margin-bottom: 2rem;
    }
    
    .portfolio-item {
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 2rem 0;
    }
    
    .header-content {
        padding: 3rem 0;
    }
    
    .header-content h1 {
        font-size: 2.5rem;
    }
    
    .header-content h2 {
        font-size: 1.5rem;
    }
    
    .card {
        transform: none !important;
    }
    
    .card:hover {
        transform: translateY(-5px) !important;
    }
    
    .social-item {
        margin: 0.5rem;
    }
    
    .form-control {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .header-content {
        padding: 2rem 0;
    }
    
    .header-content h1 {
        font-size: 2rem;
    }
    
    .header-content h2 {
        font-size: 1.2rem;
    }
    
    .section h2 {
        font-size: 1.8rem;
    }
    
    .card {
        margin-bottom: 1.5rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .social-item {
        margin: 0.3rem;
    }
}

/* Fix for missing sections */
.section {
    display: block !important;
    opacity: 1 !important;
    transform: none !important;
}

/* Ensure all sections are visible */
#about, #resume, #service, #portfolio, #contact {
    display: block !important;
    visibility: visible !important;
}

/* Fix for mobile navigation */
@media (max-width: 768px) {
    .navbar-collapse {
        background: rgba(255, 255, 255, 0.95);
        padding: 1rem;
        border-radius: 8px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }
    
    .nav-link {
        padding: 0.5rem 1rem;
        margin: 0.2rem 0;
    }
}

/* Fix for images */
.img-fluid {
    max-width: 100%;
    height: auto;
}

/* Fix for portfolio grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    width: 100%;
    margin: 0;
    padding: 0;
}

.portfolio-card {
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.portfolio-card .card-body {
    padding: 1.5rem;
}

.portfolio-card img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
}

.portfolio-card .subtitle {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #4a5568;
    margin-bottom: 1rem;
}

.portfolio-card .btn {
    width: 100%;
    margin-top: 1rem;
}

/* Responsive Portfolio Styles */
@media (max-width: 992px) {
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .portfolio-card .card-body {
        padding: 1rem;
    }
    
    .portfolio-card img {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-card {
        margin-bottom: 1.5rem;
    }
}

/* Fix for horizontal scrolling */
.container {
    max-width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

.row {
    margin-right: -15px;
    margin-left: -15px;
}

/* Ensure images don't cause overflow */
.img-fluid {
    max-width: 100%;
    height: auto;
}

/* Fix for card content overflow */
.card-body {
    overflow: hidden;
}

/* Ensure text wraps properly */
.subtitle {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Fix for contact form */
.contact-form-card {
    padding: 1.5rem;
}

@media (max-width: 768px) {
    .contact-form-card {
        padding: 1rem;
    }
}

/* Fix for progress bars */
.progress {
    height: 8px;
    margin-bottom: 1rem;
}

/* Fix for social icons */
.social-icons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

/* Fix for section spacing */
.section + .section {
    margin-top: 0;
}

@media (max-width: 768px) {
    .section + .section {
        margin-top: 0;
    }
}

/* About Section Styles */
.about-section {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.about-flex-container {
    display: flex;
    flex-direction: row;
    gap: 2rem;
    justify-content: space-between;
    width: 100%;
    padding: 0 1rem;
}

.about-card {
    background: #fff;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    flex: 1;
    min-width: 300px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.about-card h3 {
    color: #2d3748;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.about-card .line {
    display: block;
    width: 50px;
    height: 3px;
    background: #dc3545;
    margin-bottom: 1.5rem;
}

.about-card .info li {
    margin-bottom: 1rem;
    color: #4a5568;
}

.about-card .info li span {
    font-weight: 600;
    color: #2d3748;
    margin-right: 0.5rem;
}

.about-card .social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.about-card .social-item {
    transition: transform 0.3s ease;
}

.about-card .social-item:hover {
    transform: translateY(-3px);
}

.about-card .social-link {
    color: #4a5568;
    font-size: 1.2rem;
}

.about-card .social-link:hover {
    color: #dc3545;
}

.about-card .row {
    margin-bottom: 1.5rem;
}

.about-card .icon-lg {
    font-size: 1.5rem;
}

.about-card .subtitle {
    color: #4a5568;
    font-size: 0.95rem;
    line-height: 1.6;
}

.about-card hr {
    margin: 1rem 0;
    border-color: rgba(0, 0, 0, 0.1);
}

/* Responsive adjustments */
@media (max-width: 1200px) {
    .about-flex-container {
        flex-wrap: wrap;
    }
    
    .about-card {
        flex: 1 1 calc(50% - 2rem);
        min-width: 300px;
    }
}

@media (max-width: 992px) {
    .about-flex-container {
        flex-direction: column;
    }
    
    .about-card {
        width: 100%;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    .about-section {
        padding: 3rem 0;
    }
    
    .about-card {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .about-section {
        padding: 2rem 0;
    }
    
    .about-card {
        padding: 1rem;
    }
    
    .about-card h3 {
        font-size: 1.5rem;
    }
}

/* Resume Button Styles */
.resume-btn {
    background: linear-gradient(45deg, #2196F3, #00BCD4);
    border: none;
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(33, 150, 243, 0.3);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.resume-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, #00BCD4, #2196F3);
    transition: all 0.4s ease;
    z-index: 1;
}

.resume-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(33, 150, 243, 0.4);
}

.resume-btn:hover::before {
    left: 0;
}

.resume-btn i {
    position: relative;
    z-index: 2;
    margin-right: 8px;
    transition: all 0.3s ease;
}

.resume-btn:hover i {
    transform: translateY(-2px);
}

.resume-btn span {
    position: relative;
    z-index: 2;
}

/* Button Click Animation */
.resume-btn:active {
    transform: scale(0.95);
    box-shadow: 0 2px 10px rgba(33, 150, 243, 0.3);
}

/* Button Loading Animation */
@keyframes buttonPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(33, 150, 243, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(33, 150, 243, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(33, 150, 243, 0);
    }
}

.resume-btn.loading {
    animation: buttonPulse 1.5s infinite;
    pointer-events: none;
}

/* Add loading state to button */
.resume-btn.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    z-index: 3;
}

/* Responsive Button Styles */
@media (max-width: 768px) {
    .resume-btn {
        padding: 10px 25px;
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .resume-btn {
        padding: 8px 20px;
        font-size: 13px;
    }
}

/* Portfolio Container Styles */
.portfolio-container {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    padding: 1rem;
}

.portfolio-item {
    flex: 1 1 300px;
    max-width: 350px;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.portfolio-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

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

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

.portfolio-content {
    padding: 1.5rem;
}

.portfolio-content h5 {
    color: #2d3748;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.portfolio-content p {
    color: #4a5568;
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.portfolio-content .btn {
    width: 100%;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

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

/* Responsive Adjustments */
@media (max-width: 1200px) {
    .portfolio-container {
        gap: 1.5rem;
    }
    
    .portfolio-item {
        flex: 1 1 280px;
    }
}

@media (max-width: 768px) {
    .portfolio-container {
        gap: 1rem;
    }
    
    .portfolio-item {
        flex: 1 1 100%;
        max-width: 100%;
    }
    
    .portfolio-image {
        height: 180px;
    }
}

@media (max-width: 576px) {
    .portfolio-content {
        padding: 1rem;
    }
    
    .portfolio-image {
        height: 160px;
    }
}

// ... existing code ...