:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #3b82f6;
    --gradient-start: #667eea;
    --gradient-end: #764ba2;
    --dark-color: #0f172a;
    --light-color: #f8fafc;
    --text-color: #334155;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --success-color: #22c55e;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Space Grotesk', sans-serif;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

.section-padding {
    padding: 100px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

/* Navigation */
.navbar {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.98) !important;
    padding: 0.5rem 0;
}

.navbar-brand {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: white !important;
    display: flex;
    align-items: center;
}

.navbar-logo {
    height: 70px;
    width: auto;
    transition: all 0.3s ease;
}

.navbar-logo:hover {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8) !important;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: white !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(118, 75, 162, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.hero-buttons .btn {
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    border-width: 2px;
}

.hero-buttons .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border: none;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.hero-buttons .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(37, 99, 235, 0.4);
}

.hero-buttons .btn-outline-light:hover {
    background: white;
    color: var(--dark-color);
    transform: translateY(-2px);
}

.hero-stats {
    margin-top: 3rem;
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-cards {
    position: relative;
    width: 600px;
    height: 600px;
}

.tech-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 1rem;
    color: white;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    width: 120px;
    height: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.tech-card:hover {
    transform: translateY(-8px) scale(1.05);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.tech-card i {
    font-size: 1.6rem;
    margin-bottom: 0.4rem;
    display: block;
}

.tech-card span {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    line-height: 1.1;
}

/* Planetary Orbital Animation System */
.tech-card {
    top: 50%;
    left: 50%;
    margin-left: -60px; /* Half of card width */
    margin-top: -50px;  /* Half of card height */
}

/* Each card orbits at widely spaced radii for better separation */
.ai-card {
    animation: orbit-1 20s linear infinite;
    transform-origin: 140px 50px; /* Inner orbit */
}

.manufacturing-card {
    animation: orbit-2 25s linear infinite;
    transform-origin: 170px 50px; /* Second orbit */
}

.vision-card {
    animation: orbit-3 30s linear infinite;
    transform-origin: 200px 50px; /* Outer orbit */
}

.city-card {
    animation: orbit-4 22s linear infinite;
    transform-origin: 155px 50px; /* Between inner and second */
}

.security-card {
    animation: orbit-5 28s linear infinite;
    transform-origin: 185px 50px; /* Between second and outer */
}

.transform-card {
    animation: orbit-6 24s linear infinite;
    transform-origin: 162px 50px; /* Between inner and second */
}

/* Orbital Keyframes - Each card rotates around its transform-origin */
@keyframes orbit-1 {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes orbit-2 {
    from { transform: rotate(60deg); }  /* Start at different positions */
    to { transform: rotate(420deg); }
}

@keyframes orbit-3 {
    from { transform: rotate(120deg); }
    to { transform: rotate(480deg); }
}

@keyframes orbit-4 {
    from { transform: rotate(180deg); }
    to { transform: rotate(540deg); }
}

@keyframes orbit-5 {
    from { transform: rotate(240deg); }
    to { transform: rotate(600deg); }
}

@keyframes orbit-6 {
    from { transform: rotate(300deg); }
    to { transform: rotate(660deg); }
}

/* Hover effect needs to work with rotation */
.tech-card:hover {
    transform: scale(1.1);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: white;
    position: relative;
    animation: scroll 2s infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: -5px;
    width: 12px;
    height: 12px;
    border-right: 2px solid white;
    border-bottom: 2px solid white;
    transform: rotate(45deg);
}

@keyframes scroll {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* About Section */
.about-content {
    padding-right: 2rem;
}

.about-content .lead {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--primary-color);
}

.expertise-list {
    margin-top: 2rem;
}

.expertise-item {
    padding: 0.5rem 0;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.about-visual {
    position: relative;
}

.achievement-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.achievement-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.achievement-card .card-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 2rem;
}

.achievement-card h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.achievement-card p {
    color: var(--text-light);
    margin: 0;
}

/* Technology Exploration Showcase */
.tech-exploration-showcase {
    margin-top: 2rem;
}

.tech-badge {
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: 12px;
    padding: 0.75rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.tech-badge:hover {
    background: rgba(37, 99, 235, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.2);
}

.tech-badge i {
    font-size: 1.25rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.tech-badge:hover i {
    transform: scale(1.1);
    color: var(--accent-color);
}

.tech-badge span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Services Section */
.service-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.service-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

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

.service-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.service-features li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    color: var(--text-color);
}

.service-features li i {
    color: var(--success-color);
    margin-right: 0.75rem;
}

/* Technologies Section */
.tech-deep-dive {
    margin-bottom: 3rem;
}

.tech-category {
    margin-bottom: 3rem;
}

.tech-category-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.tech-category-title i {
    color: var(--accent-color);
    margin-right: 1rem;
}

.tech-detail-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    height: 100%;
}

.tech-detail-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
}

.tech-icon-sm {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.tech-detail-card h5 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: white;
    margin-bottom: 0.75rem;
}

.tech-detail-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0;
}

.tech-stack {
    text-align: center;
}

.tech-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.tech-logo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tech-logo-item:hover {
    transform: scale(1.1);
}

.tech-logo-item i {
    font-size: 3rem;
    color: var(--accent-color);
}

.tech-logo-item span {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}

/* Solutions Section */
.industry-solutions {
    margin-top: 3rem;
}

.industry-section {
    background: white;
    border-radius: 25px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.industry-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

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

.industry-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin-right: 1.5rem;
    flex-shrink: 0;
}

.industry-title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--dark-color);
    margin: 0;
}

.industry-description {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.solution-features {
    margin-bottom: 2rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(37, 99, 235, 0.05);
    border-radius: 12px;
    border-left: 3px solid var(--primary-color);
}

.feature-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-right: 1rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.feature-item h5 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.feature-item p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.5;
}

.industry-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-left: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.stat-card h4 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
}

.stat-card p {
    font-size: 0.875rem;
    margin: 0;
    opacity: 0.9;
    position: relative;
    z-index: 2;
}

.solution-card-detailed {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.solution-card-detailed::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

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

.solution-card-detailed .solution-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.solution-card-detailed h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
    text-align: center;
}

.solution-card-detailed p {
    color: var(--text-light);
    line-height: 1.6;
    text-align: center;
}

.solution-benefits {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.solution-benefits li {
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
    color: var(--text-color);
}

.solution-benefits li i {
    color: var(--success-color);
    margin-right: 0.75rem;
    font-size: 1rem;
}

/* Modal Styling */
.modal-content {
    border: none;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-radius: 20px 20px 0 0;
    padding: 1.5rem 2rem;
}

.modal-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
}

.modal-body {
    padding: 2rem;
    max-height: 70vh;
    overflow-y: auto;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 2rem;
}

.use-case-card {
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.use-case-title {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.use-case-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.use-case-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.use-case-benefits li {
    display: flex;
    align-items: center;
    padding: 0.25rem 0;
    color: var(--text-color);
    font-size: 0.875rem;
}

.use-case-benefits li i {
    color: var(--success-color);
    margin-right: 0.5rem;
    font-size: 0.75rem;
}

/* Contact Section */
.contact-form-wrapper {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
}

.contact-form .form-control,
.contact-form .form-select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: white;
    padding: 0.875rem 1rem;
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
    color: white;
}

.contact-form .form-floating > label {
    color: rgba(255, 255, 255, 0.7);
}

.contact-form .form-floating > .form-control:focus ~ label,
.contact-form .form-floating > .form-control:not(:placeholder-shown) ~ label,
.contact-form .form-floating > .form-select ~ label {
    color: var(--primary-color);
}

.contact-info {
    padding-left: 2rem;
}

.contact-info h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: white;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-right: 1rem;
    flex-shrink: 0;
}

.contact-details h6 {
    font-weight: 600;
    color: white;
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    line-height: 1.4;
}

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

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

/* Footer */
.footer {
    padding: 3rem 0 1rem;
}

.footer-brand h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.footer-logo {
    height: 60px;
    width: auto;
    transition: all 0.3s ease;
}

.footer-logo:hover {
    transform: scale(1.05);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-links h5 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: white;
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

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

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.footer-divider {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 2rem 0 1rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
}

.footer-social .social-link {
    margin-right: 0.5rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-visual {
        margin-top: 3rem;
        height: 400px;
    }
    
    .floating-cards {
        width: 450px;
        height: 450px;
    }
    
    .tech-card {
        width: 100px;
        height: 85px;
        padding: 0.8rem;
        margin-left: -50px; /* Adjust for smaller card size */
        margin-top: -42.5px;
    }
    
    .tech-card i {
        font-size: 1.4rem;
    }
    
    .tech-card span {
        font-size: 0.65rem;
    }
    
    /* Wider spaced orbit radii for tablet */
    .ai-card { transform-origin: 105px 42.5px; }
    .manufacturing-card { transform-origin: 127px 42.5px; }
    .vision-card { transform-origin: 150px 42.5px; }
    .city-card { transform-origin: 116px 42.5px; }
    .security-card { transform-origin: 138px 42.5px; }
    .transform-card { transform-origin: 121px 42.5px; }
    
    .about-content {
        padding-right: 0;
        margin-bottom: 3rem;
    }
    
    .contact-info {
        padding-left: 0;
        margin-top: 3rem;
    }
    
    .industry-section {
        padding: 2rem;
    }
    
    .industry-stats {
        padding-left: 0;
        margin-top: 2rem;
    }
    
    .industry-header {
        flex-direction: column;
        text-align: center;
    }
    
    .industry-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .navbar-logo {
        height: 38px;
    }
    
    .footer-logo {
        height: 30px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons .btn {
        display: block;
        margin-bottom: 1rem;
        width: 100%;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .floating-cards {
        width: 380px;
        height: 380px;
    }
    
    .tech-card {
        width: 85px;
        height: 75px;
        padding: 0.6rem;
        margin-left: -42.5px; /* Adjust for mobile card size */
        margin-top: -37.5px;
    }
    
    .tech-card i {
        font-size: 1.2rem;
        margin-bottom: 0.3rem;
    }
    
    .tech-card span {
        font-size: 0.6rem;
    }
    
    /* Wider spaced orbit radii for mobile */
    .ai-card { transform-origin: 88px 37.5px; }
    .manufacturing-card { transform-origin: 107px 37.5px; }
    .vision-card { transform-origin: 126px 37.5px; }
    .city-card { transform-origin: 97px 37.5px; }
    .security-card { transform-origin: 116px 37.5px; }
    .transform-card { transform-origin: 102px 37.5px; }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .tech-logos {
        gap: 1rem;
    }
    
    .tech-logo-item i {
        font-size: 2rem;
    }
    
    .industry-section {
        padding: 1.5rem;
    }
    
    .industry-title {
        font-size: 1.5rem;
    }
    
    .industry-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-item {
        flex-direction: column;
        text-align: center;
    }
    
    .feature-item i {
        margin-bottom: 0.5rem;
        margin-right: 0;
    }
    
    .modal-body {
        padding: 1rem;
        max-height: 60vh;
    }
    
    .use-case-card {
        padding: 1rem;
    }
    
    .tech-badge {
        padding: 0.5rem;
    }
    
    .tech-badge i {
        font-size: 1rem;
    }
    
    .tech-badge span {
        font-size: 0.65rem;
    }
    
    .achievement-card {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .navbar-logo {
        height: 32px;
    }
    
    .footer-logo {
        height: 26px;
    }
    
    .floating-cards {
        width: 300px;
        height: 300px;
    }
    
    .tech-card {
        width: 70px;
        height: 60px;
        padding: 0.4rem;
        margin-left: -35px; /* Adjust for small mobile card size */
        margin-top: -30px;
    }
    
    .tech-card i {
        font-size: 1rem;
        margin-bottom: 0.2rem;
    }
    
    .tech-card span {
        font-size: 0.5rem;
        line-height: 1;
    }
    
    /* Wider spaced orbit radii for small mobile */
    .ai-card { transform-origin: 70px 30px; }
    .manufacturing-card { transform-origin: 85px 30px; }
    .vision-card { transform-origin: 100px 30px; }
    .city-card { transform-origin: 77px 30px; }
    .security-card { transform-origin: 92px 30px; }
    .transform-card { transform-origin: 81px 30px; }
    
    .service-card,
    .contact-form-wrapper {
        padding: 1.5rem;
    }
    
    .achievement-card {
        padding: 1.5rem;
    }
    
    .achievement-card .card-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Loading Animation */
.loading {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

/* Button Hover Effects */
.btn {
    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, 0.1), transparent);
    transition: left 0.5s;
}

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

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.shadow-custom {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, var(--primary-color), var(--accent-color)) border-box;
}