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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation - unified header/dropdown (improved visuals + accessibility) */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    box-shadow: 0 6px 20px rgba(16,24,40,0.06);
    border-bottom: 1px solid rgba(16,24,40,0.04);
    z-index: 1000;
    padding: 0.6rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.logo h2 {
    color: #0f172a;
    color: #1e88e5; /* brand blue */
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: 0.3px;
}

.logo img {
    height: 45px;
    width: auto;
}

.footer-section img {
    height: 60px;
    width: auto;
    margin-bottom: 1rem;
}

.quote-contact {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.quote-contact p {
    color: #cbd5e1;
    margin: 0;
}

.whatsapp-btn {
    background: #25d366;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    text-align: center;
}

.whatsapp-btn:hover {
    background: #128c7e;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

.email-btn {
    background: #ea4335;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    text-align: center;
    margin-top: 0.5rem;
    display: block;
}

.email-btn:hover {
    background: #d33b2c;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(234, 67, 53, 0.3);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.25rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: #0f172a;
    font-weight: 600;
    padding: 0.45rem 0.6rem;
    border-radius: 8px;
    transition: background-color 180ms ease, color 180ms ease, transform 120ms ease;
}

.nav-menu a:hover,
.nav-menu a:focus {
    background: linear-gradient(90deg,#06b6d4,#3b82f6);
    color: #fff;
    transform: translateY(-1px);
    outline: none;
    box-shadow: 0 8px 24px rgba(59,130,246,0.12);
}

.nav-menu a.active {
    background: linear-gradient(90deg,#06b6d4,#3b82f6);
    color: #fff;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown > a::after {
    content: '▾';
    display: inline-block;
    margin-left: 8px;
    font-size: 0.72rem;
    transition: transform 220ms ease;
    vertical-align: middle;
    color: rgba(15,23,42,0.7);
}

.dropdown:focus-within > a::after,
.dropdown:hover > a::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: #fff;
    min-width: 220px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(2,6,23,0.08);
    padding: 6px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px) scale(0.98);
    transform-origin: top left;
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
    z-index: 1100;
    list-style: none;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown-menu li { margin: 0; }

.dropdown-menu a {
    display: block;
    padding: 0.6rem 1rem;
    color: #0f172a;
    text-decoration: none;
    transition: background 120ms ease, color 120ms ease, border-left-color 120ms ease;
    border-left: 4px solid transparent;
}

.dropdown-menu a:hover,
.dropdown-menu a:focus {
    background: linear-gradient(90deg, rgba(6,182,212,0.06), rgba(59,130,246,0.06));
    color: #0369a1;
    border-left-color: #06b6d4;
    outline: none;
}

/* Focus outlines for keyboard users */
.nav-menu a:focus,
.dropdown-menu a:focus {
    box-shadow: 0 0 0 4px rgba(59,130,246,0.12);
}

/* Mobile toggle button */
.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    width: 24px;
    height: 3px;
    background: #1e293b;
    position: relative;
    transition: all 0.3s ease;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 3px;
    background: #1e293b;
    transition: all 0.3s ease;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

/* Responsive tweaks */
@media (max-width: 920px) {
    .nav-menu { gap: 0.6rem; }
    .logo h2 { font-size: 1.05rem; }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 20px;
        gap: 10px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        width: 100%;
        padding: 12px 16px;
        text-align: left;
    }
    
    .dropdown-menu {
        position: static;
        background: rgba(248, 250, 252, 0.9);
        box-shadow: none;
        border-radius: 8px;
        margin-top: 8px;
        transform: none;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        overflow: hidden;
        transition: all 0.3s ease;
    }
    
    .dropdown.active .dropdown-menu {
        opacity: 1;
        visibility: visible;
        max-height: 300px;
    }
    
    .dropdown > a::after {
        float: right;
    }
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.carousel-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 3s ease-in-out;
}

.carousel-image.active {
    opacity: 0.6;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(219, 234, 254, 0.9), rgba(147, 197, 253, 0.8));
    z-index: 2;
}

.smoke-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    pointer-events: none;
}

.smoke-particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: smokeRise 8s ease-in-out infinite;
}

.smoke-particle:nth-child(1) {
    width: 120px;
    height: 120px;
    left: 15%;
    bottom: -60px;
    animation-delay: 0s;
}

.smoke-particle:nth-child(2) {
    width: 80px;
    height: 80px;
    left: 60%;
    bottom: -40px;
    animation-delay: 3s;
}

.smoke-particle:nth-child(3) {
    width: 100px;
    height: 100px;
    left: 85%;
    bottom: -50px;
    animation-delay: 6s;
}

@keyframes smokeRise {
    0% {
        transform: translateY(0) scale(0.5);
        opacity: 0;
    }
    20% {
        opacity: 0.7;
    }
    80% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-100vh) scale(1.5);
        opacity: 0;
    }
}

.hero-content {
    position: relative;
    z-index: 4;
    text-align: center;
    color: #1e293b;
    max-width: 900px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.8);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: #475569;
}

.btn-primary {
    padding: 15px 30px;
    background: #10b981;
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-primary:hover {
    background: #059669;
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(16, 185, 129, 0.4);
    text-decoration: none;
}

/* Story Section */
.story {
    padding: 100px 0;
    background: linear-gradient(rgba(248, 250, 252, 0.9), rgba(226, 232, 240, 0.9)), url('images/background2.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.story h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 2rem;
}

.story-content {
    max-width: 800px;
    margin: 0 auto 4rem;
    text-align: center;
}

.story-content p {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 1.5rem;
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 3px;
    height: 100%;
    background: linear-gradient(to bottom, #2563eb, #3b82f6);
    transform: translateX(-50%);
    animation: timelineGlow 3s ease-in-out infinite alternate;
}

@keyframes timelineGlow {
    0% { box-shadow: 0 0 5px rgba(37, 99, 235, 0.5); }
    100% { box-shadow: 0 0 20px rgba(37, 99, 235, 0.8); }
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

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

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

.timeline-year {
    background: #2563eb;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.2rem;
    min-width: 100px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin: 0 2rem;
    flex: 1;
    transition: all 0.3s;
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.timeline-content h3 {
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: #64748b;
}

/* Vision & Mission Section */
.vision-mission {
    padding: 100px 0;
    background: linear-gradient(135deg, #dbeafe, #f0f9ff);
    position: relative;
}

.vision-mission::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><polygon points="50,10 90,90 10,90" fill="none" stroke="rgba(37,99,235,0.1)" stroke-width="0.5"/><circle cx="30" cy="30" r="15" fill="none" stroke="rgba(37,99,235,0.1)" stroke-width="0.5"/></svg>');
    opacity: 0.3;
}

.vm-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.vm-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.molecular-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="3" fill="rgba(37,99,235,0.1)"/><circle cx="80" cy="40" r="2" fill="rgba(37,99,235,0.1)"/><circle cx="40" cy="80" r="4" fill="rgba(37,99,235,0.1)"/></svg>');
    animation: molecularFloat 10s ease-in-out infinite;
}

@keyframes molecularFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.vm-card h2 {
    font-size: 2rem;
    color: #1e293b;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.vm-card p {
    font-size: 1.2rem;
    color: #475569;
    font-style: italic;
    position: relative;
    z-index: 2;
}

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

.value-card {
    background: rgba(255, 255, 255, 0.9);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s;
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.2);
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: pulse 2s infinite;
}

.value-card h3 {
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.value-card p {
    color: #64748b;
}

/* Team Section */
.team {
    padding: 100px 0;
    background: #f8fafc;
}

.team h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

.team-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

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

.team-image {
    position: relative;
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(37, 99, 235, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.team-image:hover .team-overlay {
    opacity: 1;
}

.team-value {
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
}

.team-card h3 {
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.team-card h4 {
    color: #2563eb;
    margin-bottom: 1rem;
    font-weight: 500;
}

.team-card p {
    color: #64748b;
    font-style: italic;
}

/* Infrastructure Section */
.infrastructure {
    padding: 100px 0;
    background: linear-gradient(135deg, #1e293b, #334155);
    color: white;
    position: relative;
    overflow: hidden;
}

.infrastructure::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://images.unsplash.com/photo-1565043589221-1a6fd9ae45c7?w=1200&h=800&fit=crop');
    background-size: cover;
    background-position: center;
    opacity: 0.1;
    filter: blur(2px);
}

.infrastructure h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.infra-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.infra-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #cbd5e1;
}

.infra-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.highlight-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.highlight-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.highlight-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    0% { filter: brightness(1); }
    100% { filter: brightness(1.3); }
}

.highlight-item h3 {
    font-size: 1.1rem;
}

/* Industries Section */
.industries {
    padding: 100px 0;
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(240, 253, 244, 0.9)), url('images/background2.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.industries h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.industry-table {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.table-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    transition: all 0.3s;
}

.table-row.header {
    background: #2563eb;
    color: white;
    font-weight: 600;
}

.table-row:not(.header):hover {
    background: #f1f5f9;
    transform: scale(1.02);
}

.table-cell {
    padding: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
}

.table-row:not(.header) .table-cell:hover {
    animation: particleFloat 0.5s ease-out;
}

@keyframes particleFloat {
    0% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
    100% { transform: translateY(0); }
}

/* Promise Section */
.promise {
    padding: 100px 0;
    background: #1e293b;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.smoke-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(59, 130, 246, 0.3), rgba(147, 197, 253, 0.2));
    animation: smokeSwirl 15s ease-in-out infinite;
}

@keyframes smokeSwirl {
    0%, 100% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
}

.promise .container {
    position: relative;
    z-index: 2;
}

.promise h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.promise p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Clients Section */
.clients {
    padding: 100px 0;
    background: linear-gradient(135deg, #dbeafe, #f0f9ff);
    position: relative;
}

.clients::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="rgba(37,99,235,0.1)"/><circle cx="80" cy="40" r="2" fill="rgba(37,99,235,0.1)"/><circle cx="40" cy="80" r="1.5" fill="rgba(37,99,235,0.1)"/></svg>');
    animation: vaporMove 20s linear infinite;
}

@keyframes vaporMove {
    0% { transform: translateX(0); }
    100% { transform: translateX(100px); }
}

.clients h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.client-logos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.client-logo {
    background: rgba(255, 255, 255, 0.8);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s;
    filter: grayscale(100%);
}

.client-logo:hover {
    filter: grayscale(0%);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.logo-placeholder {
    font-weight: 600;
    color: #1e293b;
    font-size: 1.1rem;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-bubbles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.cta-bubble {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: bubbleFloat 8s ease-in-out infinite;
}

.cta-bubble:nth-child(1) {
    width: 60px;
    height: 60px;
    left: 10%;
    animation-delay: 0s;
}

.cta-bubble:nth-child(2) {
    width: 40px;
    height: 40px;
    left: 50%;
    animation-delay: 3s;
}

.cta-bubble:nth-child(3) {
    width: 80px;
    height: 80px;
    left: 80%;
    animation-delay: 6s;
}

@keyframes bubbleFloat {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) scale(1);
        opacity: 0;
    }
}

.cta-section .container {
    position: relative;
    z-index: 2;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn-cta {
    padding: 15px 30px;
    background: #10b981;
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-cta:hover {
    background: #059669;
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(16, 185, 129, 0.4);
    text-decoration: none;
}

/* Footer */
.footer {
    background: #1e293b;
    color: white;
    padding: 50px 0 20px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #2563eb, #3b82f6, #2563eb);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

.footer-section h3 {
    color: #3b82f6;
    margin-bottom: 1rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
}

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

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

.footer-section a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #3b82f6;
}

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

.social-links a {
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.2);
    border-radius: 25px;
    transition: all 0.3s;
}

.social-links a:hover {
    background: #3b82f6;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .vm-grid {
        grid-template-columns: 1fr;
    }
    
    .infra-content {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        flex-direction: column !important;
        text-align: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-content {
        margin: 1rem 0;
    }
    
    .table-row {
        grid-template-columns: 1fr;
    }
    
    .infra-highlights {
        grid-template-columns: 1fr;
    }
}