/* Modern Creative Design - Black & Yellow Theme */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #ffffff;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation - Sleek & Modern */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo h2 {
    color: #ffd700;
    font-weight: 800;
    font-size: 1.8rem;
    letter-spacing: -0.5px;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

.nav-menu {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #ffffff;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
}

.nav-link:hover {
    color: #ffd700;
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #ffd700, #ffed4e);
    transition: width 0.3s ease;
}

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

.nav-link.active {
    color: #ffd700;
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background: #ffd700;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

/* Hero Section - Creative & Bold */
.hero {
    min-height: 100vh;
    background: #ffd700;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 0, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 0, 0, 0.03) 0%, transparent 50%);
    animation: heroFloat 8s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(1deg); }
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    animation: slideInLeft 1s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #000;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    from { text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1), 0 0 10px rgba(0, 0, 0, 0.1); }
    to { text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2), 0 0 20px rgba(0, 0, 0, 0.2); }
}

.hero-subtitle {
    font-size: 1.4rem;
    font-weight: 600;
    color: #000;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.hero-description {
    font-size: 1.1rem;
    color: #000;
    margin-bottom: 2.5rem;
    line-height: 1.8;
    max-width: 500px;
    opacity: 0.7;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: #000;
    color: #ffd700;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    background: #333;
}

.btn-secondary {
    background: transparent;
    color: #000;
    border: 2px solid #000;
}

.btn-secondary:hover {
    background: #000;
    color: #ffd700;
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 1s ease-out;
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

.hero-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 30px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.hero-card:hover::before {
    opacity: 1;
}

.hero-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
    border-color: rgba(0, 0, 0, 0.2);
}

.hero-card i {
    font-size: 4rem;
    color: #000;
    margin-bottom: 1.5rem;
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.hero-card h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 1rem;
}

.hero-card p {
    color: #000;
    font-size: 1rem;
    opacity: 0.7;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 5rem;
    position: relative;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
    color: #000;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

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

.service-card {
    background: #ffffff;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    border: 1px solid #f0f0f0;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(255, 215, 0, 0.15);
    border-color: rgba(255, 215, 0, 0.3);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.3);
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 35px rgba(255, 215, 0, 0.4);
}

.service-icon i {
    font-size: 2rem;
    color: #000;
}

.service-card h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 1rem;
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 1rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: #555;
    position: relative;
    padding-left: 2rem;
    font-size: 0.95rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #ffd700;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Publications Section */
.publications {
    padding: 100px 0;
    background: #ffffff;
    position: relative;
}

.publications::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

.publications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.publication-card {
    background: #f8f9fa;
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.publication-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.publication-card:hover::before {
    transform: scaleX(1);
}

.publication-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.3);
}

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

.publication-header i {
    font-size: 1.8rem;
    color: #ffd700;
}

.journal-logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 8px;
    background: #ffffff;
    padding: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.publication-card:hover .journal-logo {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.2);
}

.publication-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #000;
}

.publication-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.publication-link {
    color: #ffd700;
    background: #000;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    border: 2px solid #000;
}

.publication-link:hover {
    background: #333;
    color: #ffd700;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: #ffffff;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.3);
}

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

.project-header i {
    font-size: 1.8rem;
    color: #ffd700;
}

.project-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #000;
}

.project-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-link {
    color: #ffd700;
    background: #000;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    border: 2px solid #000;
}

.project-link:hover {
    background: #333;
    color: #ffd700;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Software Section */
.software {
    padding: 100px 0;
    background: #ffffff;
    position: relative;
}

.software::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

.software-showcase {
    display: flex;
    justify-content: center;
}

.software-card {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: white;
    padding: 4rem;
    border-radius: 30px;
    text-align: center;
    max-width: 600px;
    width: 100%;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.software-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 215, 0, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.software-card:hover::before {
    opacity: 1;
}

.software-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 40px 80px rgba(255, 215, 0, 0.2);
}

.software-icon {
    font-size: 4rem;
    margin-bottom: 2rem;
    color: #ffd700;
    animation: iconPulse 2s ease-in-out infinite;
}

.software-card h3 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.software-card p {
    margin-bottom: 2.5rem;
    color: #cccccc;
    line-height: 1.7;
    font-size: 1.1rem;
}

.software-link {
    color: white;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: rgba(255, 215, 0, 0.2);
    border-radius: 50px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 215, 0, 0.3);
}

.software-link:hover {
    background: rgba(255, 215, 0, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.2);
}

/* Our Products Section */
.products {
    padding: 100px 0;
    background: #ffffff;
    position: relative;
}

.products::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

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

.product-card {
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    color: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    border: 1px solid #333;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(255, 215, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.3);
}

.product-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.3);
    transition: all 0.3s ease;
}

.product-card:hover .product-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 35px rgba(255, 215, 0, 0.4);
}

.product-icon i {
    font-size: 2rem;
    color: #000;
}

.product-card h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
}

.product-card p {
    color: #cccccc;
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 1rem;
}

.product-link {
    color: #ffd700;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.product-link:hover {
    color: #ffed4e;
    transform: translateX(5px);
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 5rem;
    margin-top: 3rem;
}

.contact-info {
    display: grid;
    gap: 2rem;
}

.contact-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.3);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(255, 215, 0, 0.3);
}

.contact-icon i {
    font-size: 1.5rem;
    color: #000;
}

.contact-details h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #000;
}

.contact-details p {
    color: #666;
    line-height: 1.6;
}

.banking-info {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    height: fit-content;
    border: 1px solid #f0f0f0;
}

.banking-info h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #000;
}

.banking-details {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid #e9ecef;
}

.banking-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #000;
}

.banking-card p {
    color: #666;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: #000000;
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    color: #ffd700;
    font-weight: 700;
}

.footer-section p {
    color: #cccccc;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    color: #cccccc;
    margin-bottom: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        backdrop-filter: blur(20px);
    }

    .nav-menu.active {
        left: 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-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-title {
        font-size: 3rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

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

    .section-header h2 {
        font-size: 2.5rem;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .service-card,
    .publication-card,
    .project-card,
    .contact-card {
        padding: 2rem;
    }

    .software-card {
        padding: 3rem;
    }
}

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

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

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

/* Additional Creative Effects */
.service-card,
.publication-card,
.project-card,
.contact-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover,
.publication-card:hover,
.project-card:hover,
.contact-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 30px 60px rgba(255, 215, 0, 0.15);
}

/* Scroll animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    animation: slideInUp 0.8s ease-out;
}

/* Culture Videos Page Styles */
.videos-hero {
    padding: 150px 0 100px;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.videos-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 0, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 0, 0, 0.03) 0%, transparent 50%);
}

.videos-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.videos-hero-title {
    font-size: 4rem;
    font-weight: 900;
    color: #000;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.videos-hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: #000;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.videos-hero-description {
    font-size: 1.1rem;
    color: #000;
    line-height: 1.8;
    opacity: 0.8;
}

.culture-videos {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.culture-videos::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

.videos-controls {
    margin-bottom: 3rem;
    display: flex;
    justify-content: center;
}

.search-box {
    position: relative;
    max-width: 500px;
    width: 100%;
}

.search-box i {
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
    font-size: 1.2rem;
}

.search-box input {
    width: 100%;
    padding: 1rem 1.5rem 1rem 3.5rem;
    border: 2px solid #e9ecef;
    border-radius: 50px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #ffffff;
    color: #000;
}

.search-box input:focus {
    outline: none;
    border-color: #ffd700;
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.videos-grid {
    display: none; /* Hidden by default, shown only during search */
}

.videos-category-section {
    margin-bottom: 4rem;
    padding: 2.5rem;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid #f0f0f0;
}

.videos-category-section:last-child {
    margin-bottom: 0;
}

.category-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 3px solid #ffd700;
}

.category-header h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #000;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.category-header h3 i {
    color: #ffd700;
    font-size: 1.6rem;
}

.category-header p {
    color: #666;
    font-size: 1rem;
    margin: 0;
    margin-left: 2.6rem;
}

.videos-grid-row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 2rem;
}

.video-card {
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    cursor: pointer;
    border: 1px solid #f0f0f0;
    position: relative;
}

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(255, 215, 0, 0.15);
    border-color: rgba(255, 215, 0, 0.3);
}

.video-card-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 177.78%; /* 9:16 aspect ratio (720×1280 portrait) */
    background: #000;
    overflow: hidden;
}

.video-preview {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none; /* Prevent video from blocking card clicks */
}

.video-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #ffd700;
}

.video-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.video-placeholder p {
    color: #cccccc;
    font-size: 0.9rem;
    font-weight: 500;
}

.video-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none; /* Allow clicks to pass through to card */
    z-index: 2;
}

.video-card:hover .video-play-overlay {
    opacity: 1;
}

.video-play-overlay i {
    font-size: 4rem;
    color: #ffd700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    pointer-events: none;
}

.video-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #000;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.video-badge.coming-soon {
    background: rgba(0, 0, 0, 0.7);
    color: #ffffff;
}

.video-card-info {
    padding: 1.5rem;
}

.video-card-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 0.5rem;
}

.video-card-info p {
    color: #666;
    font-size: 0.95rem;
}

.video-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.video-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 95vh;
    width: 400px; /* Optimized for portrait videos (720×1280) */
    background: #000;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(255, 215, 0, 0.3);
    display: flex;
    flex-direction: column;
}

.video-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.video-modal-close:hover {
    background: rgba(255, 215, 0, 0.9);
    color: #000;
    transform: rotate(90deg);
}

.video-modal-body {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
}

.video-modal-body video {
    width: 100%;
    height: auto;
    display: block;
    max-height: 70vh;
    object-fit: contain;
    background: #000;
    flex-shrink: 0;
}

.video-modal-info {
    padding: 2rem;
    background: #1a1a1a;
    color: #ffffff;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    min-height: auto;
    display: block;
}

.video-modal-info h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #ffd700;
    margin-bottom: 1rem;
}

.video-modal-info p {
    color: #e0e0e0;
    line-height: 1.7;
    font-size: 1rem;
    margin: 0;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s ease, max-height 0.3s ease;
    overflow: hidden;
}

.loading-indicator,
.no-results {
    text-align: center;
    padding: 4rem 2rem;
    color: #666;
}

.loading-indicator i {
    font-size: 3rem;
    color: #ffd700;
    margin-bottom: 1rem;
}

.no-results i {
    font-size: 3rem;
    color: #999;
    margin-bottom: 1rem;
}

/* Homepage Culture Videos Section */
.culture-videos-section {
    padding: 60px 0;
    background: #ffffff;
    position: relative;
    min-height: auto;
}

.culture-videos-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ffd700, #ffed4e, #ffd700);
}

.culture-videos-section .section-header {
    margin-bottom: 2rem;
}

.culture-videos-section .section-header h2 {
    font-size: 2.2rem;
}

.culture-videos-section .section-header p {
    font-size: 1rem;
}

.culture-videos-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.culture-video-preview-card {
    background: #ffffff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    cursor: pointer;
    border: 1px solid #f0f0f0;
    text-decoration: none;
    color: inherit;
    display: block;
}

.culture-video-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(255, 215, 0, 0.12);
    border-color: rgba(255, 215, 0, 0.3);
}

.culture-video-preview-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 177.78%; /* 9:16 aspect ratio (720×1280 portrait) */
    background: #000;
    overflow: hidden;
}

.culture-video-preview-thumbnail video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.culture-video-preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.culture-video-preview-card:hover .culture-video-preview-overlay {
    opacity: 1;
}

.culture-video-preview-overlay i {
    font-size: 2.5rem;
    color: #ffd700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.culture-video-preview-info {
    padding: 1rem;
}

.culture-video-preview-info h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #000;
    margin-bottom: 0.3rem;
}

.culture-video-preview-info p {
    color: #666;
    font-size: 0.85rem;
}

.view-all-videos-btn {
    text-align: center;
    margin-top: 1.5rem;
}

.view-all-videos-btn .btn {
    padding: 0.75rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #000;
    color: #ffd700;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.view-all-videos-btn .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
    background: #333;
}

/* Responsive Design for Videos */
@media (max-width: 768px) {
    .videos-hero-title {
        font-size: 2.5rem;
    }
    
    .videos-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1.5rem;
    }
    
    .video-modal-content {
        max-width: 95%;
        width: 100%;
        margin: 1rem;
    }
    
    .culture-videos-preview {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 480px) {
    .videos-hero-title {
        font-size: 2rem;
    }
    
    .videos-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 1rem;
    }
    
    .culture-videos-preview {
        grid-template-columns: 1fr;
    }
    
    .video-modal-content {
        width: 100%;
        max-width: 100%;
        border-radius: 0;
        max-height: 100vh;
    }
}