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

:root {
    /* Color Palette - Engineering/Tech Theme */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #64748b;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;

    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Border Radius */
    --radius-sm: 0.125rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased; /* Better font rendering on mobile */
    -moz-osx-font-smoothing: grayscale;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.section {
    padding: var(--spacing-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-4);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    gap: var(--spacing-6);
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-logo img {
    height: 60px;
    width: auto;
    max-width: 250px;
    object-fit: contain;
}

.nav-contact {
    display: flex;
    align-items: center;
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--radius-md);
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.nav-phone:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.nav-phone i {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-8);
}

.nav-link {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-normal);
}

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

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

.nav-toggle .bar {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    min-height: 70vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232563eb' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
}

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

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--spacing-6);
}

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

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    margin-bottom: var(--spacing-8);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-4);
}

.btn {
    padding: var(--spacing-3) var(--spacing-6);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

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

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

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

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* Tech Animation */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.tech-animation {
    width: 400px;
    height: 300px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-circuit {
    position: relative;
    width: 100%;
    height: 100%;
}

.circuit-node {
    position: absolute;
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    box-shadow: 0 0 20px var(--primary-color);
    animation: node-pulse 2s ease-in-out infinite;
}

.circuit-node.main-node {
    width: 24px;
    height: 24px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 0s;
}

.circuit-node.node-1 {
    top: 20%;
    left: 30%;
    animation-delay: 0.5s;
}

.circuit-node.node-2 {
    top: 70%;
    left: 70%;
    animation-delay: 1s;
}

.circuit-node.node-3 {
    top: 30%;
    left: 80%;
    animation-delay: 1.5s;
}

.circuit-connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0.7;
    animation: connection-flow 3s ease-in-out infinite;
}

.circuit-connection.conn-1 {
    top: 35%;
    left: 40%;
    width: 60px;
    transform: rotate(45deg);
}

.circuit-connection.conn-2 {
    top: 60%;
    left: 60%;
    width: 50px;
    transform: rotate(-30deg);
}

.circuit-connection.conn-3 {
    top: 25%;
    left: 55%;
    width: 70px;
    transform: rotate(60deg);
}

.data-flow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent-color);
    border-radius: 50%;
    animation: data-orbit 4s linear infinite;
    box-shadow: 0 0 10px var(--accent-color);
}

.tech-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.chip-icon, .gear-icon, .wave-icon {
    position: absolute;
    font-size: 24px;
    color: var(--primary-color);
    opacity: 0.6;
    animation: element-float 8s ease-in-out infinite;
}

.chip-icon {
    top: 10%;
    right: 20%;
    animation-delay: 0s;
}

.gear-icon {
    bottom: 20%;
    left: 10%;
    animation-delay: 2s;
}

.wave-icon {
    top: 60%;
    right: 10%;
    animation-delay: 4s;
}

@keyframes node-pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.2);
    }
}

@keyframes connection-flow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

@keyframes data-orbit {
    from {
        transform: translate(-50%, -50%) rotate(0deg) translateX(80px) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg) translateX(80px) rotate(-360deg);
    }
}

@keyframes element-float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.4;
    }
    25% {
        transform: translateY(-15px) rotate(5deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.4;
    }
    75% {
        transform: translateY(15px) rotate(-5deg);
        opacity: 0.7;
    }
}

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
}

.about-text {
    padding-right: var(--spacing-8);
}

.about-description {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: var(--spacing-8);
}

.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-6);
}

.stat {
    text-align: center;
    padding: var(--spacing-4);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-2);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    font-weight: 500;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.company-logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-8);
    background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.company-logo {
    max-width: 240px;
    height: auto;
    object-fit: contain;
    opacity: 0.8;
    transition: var(--transition-normal);
}

.company-logo:hover {
    opacity: 1;
    transform: scale(1.05);
}

/* Services Section */
.services {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-8);
}

.service-card {
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--gray-200);
    text-align: center;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: var(--transition-normal);
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.service-card i {
    font-size: var(--font-size-3xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-4);
    display: block;
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-3);
}

.service-card p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-4);
    line-height: 1.6;
    font-size: var(--font-size-sm);
    flex-grow: 1;
}

.service-features {
    list-style: none;
    text-align: left;
    margin-bottom: 0;
    flex-shrink: 0;
}

.service-features li {
    padding: var(--spacing-1) 0;
    color: var(--gray-700);
    position: relative;
    padding-left: var(--spacing-6);
    font-size: var(--font-size-sm);
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 600;
}

/* Products Section */
.product-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-8);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-2) var(--spacing-4);
    border: 2px solid var(--gray-300);
    background: var(--white);
    color: var(--gray-700);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

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

.products-grid {
    display: flex;
    gap: var(--spacing-8);
    overflow-x: auto;
    padding-bottom: var(--spacing-4);
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-behavior: smooth;
    align-items: stretch; /* Ensure all cards stretch to same height */
}

/* Responsive products grid */
@media (max-width: 480px) {
    .products-grid {
        gap: var(--spacing-4); /* Smaller gap on small screens */
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    .products-grid {
        gap: var(--spacing-6); /* Medium gap on mobile */
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .products-grid {
        gap: var(--spacing-6); /* Medium gap on tablets */
    }
}

.products-grid::-webkit-scrollbar {
    display: none;
}

.products-section {
    position: relative;
}

.scroll-indicator {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    z-index: 10;
    background: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.scroll-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: var(--gray-100);
    color: var(--gray-600);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    font-size: var(--font-size-lg);
}

.scroll-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.05);
}

.scroll-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.scroll-dots {
    display: flex;
    gap: var(--spacing-2);
}

.scroll-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-300);
    cursor: pointer;
    transition: var(--transition-fast);
    opacity: 0.6;
}

.scroll-dot.active {
    background: var(--primary-color);
    opacity: 1;
    transform: scale(1.2);
}

.scroll-dot:hover {
    background: var(--primary-color);
    opacity: 0.8;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--gray-200);
    height: 550px; /* Fixed height for all cards (increased by 10%) */
    display: flex;
    flex-direction: column;
}

/* Responsive product card sizing */
@media (min-width: 1025px) {
    .product-card {
        flex: 0 0 calc(33.333% - var(--spacing-5)); /* 3 cards per row on desktop */
        max-width: calc(33.333% - var(--spacing-5));
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .product-card {
        flex: 0 0 calc(50% - var(--spacing-4)); /* 2 cards per row on tablets */
        max-width: calc(50% - var(--spacing-4));
    }
}

@media (max-width: 768px) {
    .product-card {
        flex: 0 0 calc(100% - var(--spacing-6)); /* 1 card per row on mobile */
        max-width: calc(100% - var(--spacing-6));
        margin: 0 auto var(--spacing-6) auto;
    }
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.product-image {
    height: 200px;
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.product-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

.product-placeholder {
    font-size: var(--font-size-4xl);
    color: var(--gray-400);
}

.product-content {
    padding: var(--spacing-6);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
}

.product-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-4);
    flex-shrink: 0;
}

.product-description {
    color: var(--gray-600);
    margin-bottom: var(--spacing-6);
    line-height: 1.6;
    flex-grow: 1;
    display: flex;
    align-items: flex-start;
    max-height: 150px; /* Increased description height for better content fit */
    overflow: hidden;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-6);
    flex-shrink: 0;
}

.feature-tag {
    background: var(--gray-100);
    color: var(--gray-700);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-8);
}

.team-member {
    background: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--gray-200);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.member-avatar {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-6);
    color: var(--white);
    font-size: var(--font-size-3xl);
}

.member-name {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-2);
}

.member-role {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: var(--spacing-4);
}

.member-description {
    color: var(--gray-600);
    margin-bottom: var(--spacing-6);
    line-height: 1.6;
}

.member-social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4);
}

.member-social a {
    width: 40px;
    height: 40px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    transition: var(--transition-normal);
}

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

/* Vision Section */
.vision {
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    color: var(--gray-900);
}

.vision-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
}

.vision-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-6);
    color: var(--gray-900);
}

.vision-description {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    margin-bottom: var(--spacing-8);
    color: var(--gray-600);
}

.vision-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-6);
}

.value-item h4 {
    color: var(--accent-color);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.value-item p {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.vision-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.vision-animation {
    width: 350px;
    height: 350px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.network-web {
    position: relative;
    width: 100%;
    height: 100%;
}

.web-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.core-node {
    font-size: 48px;
    color: var(--primary-color);
    animation: core-pulse 2s ease-in-out infinite;
    text-shadow: 0 0 20px var(--primary-color);
}

.web-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.ring {
    position: absolute;
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 50%;
    animation: ring-expand 4s ease-out infinite;
}

.ring-1 {
    width: 120px;
    height: 120px;
    animation-delay: 0s;
}

.ring-2 {
    width: 200px;
    height: 200px;
    animation-delay: 1s;
}

.satellite-node {
    position: absolute;
    font-size: 16px;
    color: var(--accent-color);
    animation: node-orbit 8s linear infinite;
    text-shadow: 0 0 10px var(--accent-color);
}

.node-a {
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 0s;
}

.node-b {
    top: 50%;
    right: -8px;
    transform: translateY(-50%);
    animation-delay: 2s;
}

.node-c {
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 4s;
}

.node-d {
    top: -8px;
    left: 25%;
    animation-delay: 1s;
}

.node-e {
    top: 25%;
    right: -8px;
    animation-delay: 3s;
}

.node-f {
    bottom: 25%;
    right: -8px;
    animation-delay: 5s;
}

.node-g {
    bottom: -8px;
    left: 25%;
    animation-delay: 7s;
}

.connection-lines {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    animation: line-pulse 3s ease-in-out infinite;
}

.line-1 {
    width: 60px;
    top: -60px;
    left: 0;
    transform: rotate(0deg);
    animation-delay: 0s;
}

.line-2 {
    width: 60px;
    top: 0;
    right: -60px;
    transform: rotate(90deg);
    animation-delay: 0.5s;
}

.line-3 {
    width: 60px;
    bottom: -60px;
    left: 0;
    transform: rotate(180deg);
    animation-delay: 1s;
}

.line-4 {
    width: 85px;
    top: -42px;
    left: -42px;
    transform: rotate(-45deg);
    animation-delay: 1.5s;
}

.line-5 {
    width: 85px;
    top: -42px;
    right: -42px;
    transform: rotate(45deg);
    animation-delay: 2s;
}

.line-6 {
    width: 85px;
    bottom: -42px;
    right: -42px;
    transform: rotate(135deg);
    animation-delay: 2.5s;
}

.line-7 {
    width: 85px;
    bottom: -42px;
    left: -42px;
    transform: rotate(-135deg);
    animation-delay: 3s;
}

.data-streams {
    position: absolute;
}

.stream {
    position: absolute;
    font-size: 12px;
    color: var(--accent-color);
    animation: stream-flow 4s linear infinite;
    opacity: 0.7;
}

.stream-1 {
    top: 30%;
    left: 20%;
    animation-delay: 0s;
}

.stream-2 {
    top: 60%;
    right: 25%;
    animation-delay: 1.5s;
}

.stream-3 {
    bottom: 25%;
    left: 30%;
    animation-delay: 3s;
}

@keyframes core-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes ring-expand {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 0;
    }
}

@keyframes node-orbit {
    from { transform: rotate(0deg) translateX(60px) rotate(0deg); }
    to { transform: rotate(360deg) translateX(60px) rotate(-360deg); }
}

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

@keyframes stream-flow {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }
    50% {
        opacity: 1;
        transform: translateX(20px);
    }
    100% {
        opacity: 0;
        transform: translateX(40px);
    }
}

/* Contact Section */
.contact {
    background: var(--gray-50);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-6);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.contact-details h4 {
    color: var(--gray-900);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.contact-details p {
    color: var(--gray-600);
    line-height: 1.6;
}

.contact-details a {
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.contact-form {
    background: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
}

.form-group {
    margin-bottom: var(--spacing-6);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    transition: var(--transition-fast);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--spacing-8) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-12);
    margin-bottom: var(--spacing-12);
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-4);
}

.footer-logo i {
    margin-right: var(--spacing-3);
    font-size: var(--font-size-2xl);
}

.footer-description {
    color: var(--gray-400);
    margin-bottom: var(--spacing-6);
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: var(--spacing-4);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    transition: var(--transition-normal);
}

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

.footer-section h4 {
    color: var(--white);
    font-weight: 600;
    margin-bottom: var(--spacing-6);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-3);
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.newsletter-form {
    display: flex;
    gap: var(--spacing-3);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-3) var(--spacing-4);
    border: 1px solid var(--gray-700);
    border-radius: var(--radius-md);
    background: var(--gray-800);
    color: var(--white);
    font-family: var(--font-family);
}

.newsletter-form input::placeholder {
    color: var(--gray-500);
}

.newsletter-form button {
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--primary-color);
    border: none;
    border-radius: var(--radius-md);
    color: var(--white);
    cursor: pointer;
    transition: var(--transition-fast);
}

.newsletter-form button:hover {
    background: var(--primary-dark);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-8);
    border-top: 1px solid var(--gray-800);
    color: var(--gray-500);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding: var(--spacing-12) var(--spacing-6);
        transition: var(--transition-normal);
        z-index: 999;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    }

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

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-link {
        padding: var(--spacing-4) var(--spacing-6);
        font-size: var(--font-size-lg);
        width: 100%;
        text-align: center;
        border-radius: var(--radius-md);
        margin-bottom: var(--spacing-2);
        transition: var(--transition-fast);
    }

    .nav-link:hover {
        background: rgba(37, 99, 235, 0.1);
        color: var(--primary-color);
        transform: translateX(5px);
    }

    .nav-link::after {
        display: none; /* Hide underline on mobile */
    }

    .nav-contact {
        display: flex; /* Show phone number on mobile */
        order: -1; /* Move phone number to the left of logo */
        flex-shrink: 0; /* Don't shrink */
    }

    .nav-phone {
        font-size: var(--font-size-xs); /* Smaller text on mobile */
        padding: var(--spacing-1) var(--spacing-2); /* Smaller padding */
        background: rgba(37, 99, 235, 0.08); /* Lighter background */
        border: 1px solid rgba(37, 99, 235, 0.15);
        border-radius: var(--radius-sm); /* Smaller border radius */
    }

    .nav-phone span {
        display: none; /* Hide text on very small screens to save space */
    }

    .nav-phone i {
        font-size: var(--font-size-sm); /* Keep icon visible */
        margin-right: 0; /* Remove margin since text is hidden */
    }

    .nav-logo img {
        height: 50px; /* Smaller logo on mobile */
        max-width: 200px; /* Limit logo width on mobile */
    }

    .nav-container {
        padding: 0 var(--spacing-4); /* Reduce padding on mobile */
        gap: var(--spacing-4);
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

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

    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-12);
    }

    .hero-title {
        font-size: var(--font-size-3xl);
        line-height: 1.3;
    }

    .hero-description {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-6);
    }

    .hero-visual {
        order: -1; /* Move visual above text on mobile */
        margin-bottom: var(--spacing-8);
    }

    .tech-animation {
        width: 300px;
        height: 200px;
    }

    .about-content,
    .vision-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
    }

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

    .product-card {
        height: auto; /* Allow flexible height on mobile */
        min-height: 495px; /* Minimum height for consistency (increased by 10%) */
        /* Mobile flex properties are handled by the responsive media query above */
    }

    .product-image {
        height: 180px; /* Slightly smaller image on mobile */
    }

    .product-content {
        padding: var(--spacing-4); /* Reduce padding on mobile */
    }

    .product-title {
        font-size: var(--font-size-lg); /* Smaller title on mobile */
        margin-bottom: var(--spacing-3);
    }

    .product-description {
        font-size: var(--font-size-sm); /* Smaller description on mobile */
        margin-bottom: var(--spacing-4);
    }

    .product-features {
        gap: var(--spacing-1); /* Tighter spacing on mobile */
        margin-bottom: var(--spacing-4);
    }

    .feature-tag {
        font-size: var(--font-size-xs); /* Smaller tags on mobile */
        padding: var(--spacing-1) var(--spacing-2);
    }

    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

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

    .vision-values {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    /* Filter buttons responsive */
    .product-filters {
        gap: var(--spacing-2);
        padding: 0 var(--spacing-4);
        justify-content: flex-start; /* Align to left on mobile */
        overflow-x: auto; /* Allow horizontal scroll if needed */
        padding-bottom: var(--spacing-2);
        margin-bottom: var(--spacing-6);
    }

    .filter-btn {
        padding: var(--spacing-2) var(--spacing-3);
        font-size: var(--font-size-xs);
        white-space: nowrap; /* Prevent text wrapping */
        flex-shrink: 0; /* Don't shrink buttons */
    }

    /* Scroll indicator improvements for mobile */
    .scroll-indicator {
        bottom: 10px;
        padding: var(--spacing-1) var(--spacing-3);
        gap: var(--spacing-2);
    }

    .scroll-btn {
        width: 28px;
        height: 28px;
        font-size: var(--font-size-sm);
    }

    .scroll-dots {
        gap: var(--spacing-1);
    }

    .scroll-dot {
        width: 6px;
        height: 6px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-4);
    }

    .section {
        padding: var(--spacing-16) 0;
    }

    .container {
        padding: 0 var(--spacing-4); /* Consistent container padding */
    }

    /* Improve touch interactions */
    .product-card,
    .service-card,
    .team-member {
        cursor: pointer;
    }

    /* Better mobile typography */
    .section-title {
        font-size: var(--font-size-2xl);
        line-height: 1.3;
    }

    .section-subtitle {
        font-size: var(--font-size-base);
    }

    /* Improve mobile spacing */
    .about-description,
    .vision-description,
    .contact-details p {
        line-height: 1.7;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .service-card,
    .team-member,
    .contact-form {
        padding: var(--spacing-6);
    }

    .btn {
        padding: var(--spacing-4) var(--spacing-6); /* Larger touch targets on mobile */
        font-size: var(--font-size-lg); /* Larger text on mobile */
        min-height: 48px; /* Minimum touch target size */
    }

    .contact-form {
        padding: var(--spacing-6);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: var(--spacing-4); /* Larger input padding on mobile */
        font-size: var(--font-size-base);
        min-height: 48px; /* Better touch targets */
    }

    .form-group textarea {
        min-height: 120px; /* Larger textarea on mobile */
        resize: vertical; /* Allow vertical resize only */
    }

    .circuit-animation {
        width: 300px;
        height: 200px;
    }

    .product-card {
        height: auto; /* Flexible height on small screens */
        min-height: 440px; /* Increased by 10% */
        /* Small screen flex properties are handled by the responsive media query above */
    }

    .product-description {
        max-height: 110px; /* Increased description height for small screens */
    }

    /* Phone number adjustments for very small screens */
    .nav-phone {
        padding: var(--spacing-1); /* Minimal padding */
        min-width: 40px; /* Minimum width for touch target */
        justify-content: center; /* Center the icon */
    }

    /* Better mobile performance */
    .product-card,
    .service-card,
    .team-member {
        will-change: transform; /* Optimize animations */
    }

    /* Improve mobile accessibility */
    .nav-link:focus,
    .filter-btn:focus,
    .btn:focus {
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }

    /* Better mobile scrolling */
    .products-grid {
        -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
        scroll-snap-type: x mandatory; /* Snap to cards on mobile */
    }

    .product-card {
        scroll-snap-align: start; /* Snap alignment for cards */
    }
}