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

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}

/* Color Variables */
:root {
    --primary-color: #2563eb;
    --secondary-color: #059669;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --warning-color: #d97706;
    --danger-color: #dc2626;
    --text-dark: #111827;
    --text-light: #6b7280;
    --background-light: #f8fafc;
    --background-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-background: #ffffff;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Legacy variables for compatibility */
    --primary-green: #10b981;
    --tech-blue: #2563eb;
    --warning-yellow: #f59e0b;
    --light-bg: #f8fafc;
    --dark-blue: #111827;
    --text-muted: #6b7280;
    --text-gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    transition: var(--transition);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.6rem;
    background: var(--text-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: var(--transition);
}

.navbar-brand:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.navbar-nav .nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.75rem 1.25rem !important;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover::before {
    left: 100%;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
    background: rgba(37, 99, 235, 0.08);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.2);
}

/* Navigation improvements */
.navbar-nav {
    align-items: center;
}

.navbar-nav .nav-item:last-child .nav-link {
    background: var(--primary-color);
    color: white !important;
    border-radius: 8px;
    padding: 0.6rem 1.5rem !important;
    margin-left: 1rem;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

.navbar-nav .nav-item:last-child .nav-link:hover {
    background: var(--secondary-color) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(5, 150, 105, 0.4);
}

/* Page Headers */
.page-header {
    background: var(--background-gradient);
    padding: 140px 0 100px;
    margin-top: 76px;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
    z-index: 1;
}

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

.page-header h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, #ffffff, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.4rem;
    opacity: 0.95;
    max-width: 600px;
    margin: 0 auto;
}

/* Hero Carousel */
.hero-carousel {
    margin-top: 76px;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.carousel-item {
    height: 100vh;
    position: relative;
    color: white;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.slide-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.slide-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.carousel-item .container {
    position: relative;
    z-index: 3;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
    line-height: 1.3;
    color: white;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.6);
    opacity: 0.95;
    line-height: 1.6;
    color: white;
}

/* Carousel Indicators */
.carousel-indicators {
    bottom: 30px;
}

.carousel-indicators [data-bs-target] {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 5px;
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
}

.carousel-indicators .active {
    background-color: white;
}

/* Company Intro Section */
.company-intro {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--background-light) 0%, #ffffff 100%);
    position: relative;
}

.company-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-color) 50%, transparent 100%);
}

.company-intro h2 {
    color: var(--tech-blue);
    margin-bottom: 2rem;
}

.company-intro p {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.8;
}

/* Technology Highlights */
.tech-highlights {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.tech-highlights::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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23e2e8f0" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.5;
}

.tech-card {
    background: var(--card-background);
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    height: 100%;
    transition: var(--transition);
    border: 1px solid rgba(30, 58, 138, 0.1);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scaleX(0);
    transition: var(--transition);
}

.tech-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

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

.tech-card .card-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: 1.5rem;
}

.tech-card h4 {
    color: var(--tech-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.tech-card p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* Market Potential Section */
.market-potential {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.market-potential::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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    pointer-events: none;
}

.market-potential h2 {
    margin-bottom: 3rem;
    text-shadow: none;
}

/* Market Value Header */
.market-value-header {
    position: relative;
    z-index: 2;
}

.market-value-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
    border: none;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
}

.market-value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    animation: shimmer 3s infinite;
}

.market-value-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px rgba(102, 126, 234, 0.3);
}

.market-value-content {
    position: relative;
    z-index: 1;
}

/* Market Metric Cards */
.market-metric-card {
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.market-metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0.4) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.market-metric-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    border-color: #cbd5e1;
}

.market-metric-card:hover::before {
    opacity: 1;
}

.market-metric-card > * {
    position: relative;
    z-index: 1;
}

.metric-icon .icon-circle {
    transition: all 0.3s ease;
}

.market-metric-card:hover .icon-circle {
    transform: scale(1.1) rotate(5deg);
}

.metric-value {
    margin-bottom: 1rem;
}

.metric-value .display-6 {
    font-size: 2.5rem;
    line-height: 1.2;
}

.metric-source {
    padding-top: 0.5rem;
    border-top: 1px solid #f1f5f9;
}

.metric-source i {
    opacity: 0.7;
}

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

/* Market Stats Card */
.market-stats-card {
    border: 1px solid #e2e8f0;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.market-stats-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.market-stats-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.market-stats-card .progress {
    border-radius: 15px;
    background-color: #f1f5f9;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.market-stats-card .progress-bar {
    border-radius: 15px;
    position: relative;
    overflow: hidden;
}

.market-stats-card .progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.2) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.2) 50%, rgba(255, 255, 255, 0.2) 75%, transparent 75%, transparent);
    background-size: 20px 20px;
    animation: progress-shine 2s linear infinite;
}

@keyframes progress-shine {
    0% { background-position: -20px 0; }
    100% { background-position: 20px 0; }
}

/* Chart Container */
.chart-container {
    border: 1px solid #e2e8f0;
    transition: var(--transition);
}

.chart-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Chart Section */
.chart-section {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.chart-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.02) 0%, rgba(118, 75, 162, 0.02) 100%);
    pointer-events: none;
}

.chart-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 60px rgba(0,0,0,0.15);
}

.chart-wrapper {
    background: #fafbfc;
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    border: 1px solid #e2e8f0;
}

.chart-wrapper canvas {
    border-radius: 10px;
}

.chart-footer {
    position: relative;
    z-index: 1;
}

.chart-footer .badge {
    border: 1px solid #e2e8f0;
    font-weight: 500;
    transition: all 0.2s ease;
}

.chart-footer .badge:hover {
    background-color: #f8fafc !important;
    border-color: #cbd5e1;
    transform: translateY(-2px);
}

/* Responsive Chart Design */
@media (max-width: 768px) {
    .chart-section {
        padding: 2rem 1.5rem;
    }
    
    .chart-wrapper {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }
    
    .chart-footer .d-flex {
        flex-direction: column;
        gap: 0.5rem !important;
    }
    
    .chart-footer .badge {
        font-size: 0.75rem;
        padding: 0.5rem 1rem !important;
    }
}

/* Carousel Controls Enhancement */
.carousel-control-prev,
.carousel-control-next {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    border: 2px solid rgba(37, 99, 235, 0.2);
    transition: var(--transition);
}

.carousel-control-prev {
    left: 30px;
}

.carousel-control-next {
    right: 30px;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-50%) scale(1.1);
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    width: 24px;
    height: 24px;
    filter: invert(1);
}

.carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-control-next:hover .carousel-control-next-icon {
    filter: none;
}

/* Progress Bar Styles */
.progress {
    height: 12px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
}

.progress::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 25%, rgba(255,255,255,0.1) 25%, rgba(255,255,255,0.1) 50%, transparent 50%, transparent 75%, rgba(255,255,255,0.1) 75%);
    background-size: 20px 20px;
    animation: progressStripes 1s linear infinite;
}

.progress-custom {
    height: 20px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.15);
    margin-bottom: 2rem;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.progress-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 25%, rgba(255,255,255,0.1) 25%, rgba(255,255,255,0.1) 50%, transparent 50%, transparent 75%, rgba(255,255,255,0.1) 75%);
    background-size: 20px 20px;
    animation: progressStripes 1s linear infinite;
}

@keyframes progressStripes {
    0% { background-position: 0 0; }
    100% { background-position: 20px 0; }
}

.progress-bar-custom {
    background: linear-gradient(135deg, var(--warning-yellow) 0%, #fbbf24 50%, #f59e0b 100%);
    border-radius: 10px;
    height: 100%;
    transition: width 2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.progress-bar-custom::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: progressShine 2s ease-in-out infinite;
}

@keyframes progressShine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

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

.stat-item {
    text-align: center;
    margin-bottom: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--warning-yellow);
    display: block;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Product Page Styles */
.system-architecture {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, var(--background-light) 100%);
}

.architecture-diagram {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 15px;
    padding: 3rem;
    margin: 2rem 0;
    position: relative;
    overflow: hidden;
}

.architecture-layer {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: 2rem 1.5rem;
    margin: 1rem 0;
    box-shadow: var(--shadow);
    position: relative;
    transition: var(--transition);
    border: 1px solid rgba(30, 58, 138, 0.1);
    overflow: hidden;
}

.architecture-layer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scaleY(0);
    transition: var(--transition);
}

.architecture-layer:hover {
    transform: translateX(15px);
    box-shadow: var(--shadow-hover);
}

.architecture-layer:hover::before {
    transform: scaleY(1);
}

.architecture-layer h4 {
    color: var(--tech-blue);
    margin-bottom: 0.5rem;
}

.architecture-layer::after {
    content: '→';
    position: absolute;
    right: -30px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    color: var(--primary-green);
    font-weight: bold;
}

.architecture-layer:last-child::after {
    display: none;
}

/* Specifications Table */
.specs-section {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--background-light) 0%, #ffffff 100%);
}

.specs-table {
    background: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid rgba(30, 58, 138, 0.1);
}

.specs-table table {
    margin: 0;
}

.specs-table th {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: white;
    font-weight: 600;
    padding: 1.5rem;
    border: none;
    font-size: 1.1rem;
    position: relative;
}

.specs-table th::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-color);
}

.specs-table td {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    font-weight: 500;
    transition: var(--transition);
}

.specs-table tr:last-child td {
    border-bottom: none;
}

.specs-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.specs-table tr:hover {
    background: linear-gradient(90deg, rgba(30, 58, 138, 0.02) 0%, rgba(5, 150, 105, 0.02) 100%);
    transform: scale(1.01);
}

/* Application Scenarios */
.applications {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, var(--background-light) 100%);
}

.application-card {
    background: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    border: 1px solid rgba(30, 58, 138, 0.1);
    position: relative;
}

.application-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color) 0%, var(--secondary-color) 100%);
    transform: scaleX(0);
    transition: var(--transition);
    z-index: 2;
}

.application-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

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

.application-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.application-card:hover img {
    transform: scale(1.05);
}

.application-card .card-body {
    padding: 2.5rem 2rem;
}

.application-card h4 {
    color: var(--tech-blue);
    margin-bottom: 1rem;
    font-weight: 600;
}

.application-card p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* Contact Page Styles */
.contact-info {
    background: linear-gradient(135deg, var(--background-light) 0%, #ffffff 100%);
    padding: 4rem 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(30, 58, 138, 0.1);
}

.contact-details h2 {
    color: var(--tech-blue);
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--card-background);
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transform: scaleY(0);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateX(15px);
    box-shadow: var(--shadow-hover);
}

.contact-item:hover::before {
    transform: scaleY(1);
}

.contact-icon i {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    font-size: 1.8rem;
    margin-right: 1.5rem;
    box-shadow: 0 8px 20px rgba(30, 58, 138, 0.3);
    transition: var(--transition);
}

.contact-item:hover .contact-icon i {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(30, 58, 138, 0.4);
}

.contact-form {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    color: var(--tech-blue);
}

.form-control {
    border: 2px solid rgba(226, 232, 240, 0.8);
    border-radius: var(--border-radius);
    padding: 15px 18px;
    transition: var(--transition);
    background: var(--card-background);
    font-size: 1rem;
    position: relative;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(30, 58, 138, 0.15);
    background: #ffffff;
    transform: translateY(-2px);
}

.form-control::placeholder {
    color: var(--text-light);
    transition: var(--transition);
}

.form-control:focus::placeholder {
    opacity: 0.7;
    transform: translateY(-2px);
}

.form-select {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-select:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 0.2rem rgba(46, 125, 50, 0.25);
}

/* Map Section */
.map-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--background-light) 0%, #ffffff 100%);
    position: relative;
}

.map-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-color) 50%, transparent 100%);
}

.map-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-hover);
    height: 450px;
    border: 1px solid rgba(30, 58, 138, 0.1);
    position: relative;
    transition: var(--transition);
}

.map-container:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: none;
    border-radius: var(--border-radius);
    padding: 14px 32px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: var(--transition);
}

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

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
    filter: brightness(1.1);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
    border-radius: var(--border-radius);
    padding: 14px 32px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-outline-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    transition: var(--transition);
    z-index: -1;
}

.btn-outline-primary:hover::before {
    left: 0;
}

.btn-outline-primary:hover {
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.cta-buttons .btn {
    padding: 1rem 2rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.cta-buttons .btn-primary {
    background: linear-gradient(45deg, var(--accent-color) 0%, #f59e0b 100%);
    color: var(--text-dark);
    border: none;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

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

.cta-buttons .btn-primary:hover {
    background: linear-gradient(45deg, #f59e0b 0%, var(--accent-color) 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.cta-buttons .btn-primary:hover::before {
    left: 100%;
}

.cta-buttons .btn-outline-primary {
    background: transparent;
    border: 2px solid white;
    color: white;
    position: relative;
}

.cta-buttons .btn-outline-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: white;
    transition: var(--transition);
    z-index: -1;
}

.cta-buttons .btn-outline-primary:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

.cta-buttons .btn-outline-primary:hover::before {
    width: 100%;
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--text-dark) 0%, #111827 100%) !important;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--accent-color) 100%);
}

footer h5 {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

footer p {
    color: #d1d5db;
}

footer a {
    color: #d1d5db;
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}

footer a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

footer a:hover {
    color: var(--accent-color);
    transform: translateX(3px);
}

footer a:hover::after {
    width: 100%;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.fade-in-up {
    animation: fadeInUp 1s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Pulse Animation for Icons */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(30, 58, 138, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(30, 58, 138, 0);
    }
}

.tech-card .card-icon,
.application-card .card-icon,
.contact-icon i {
    animation: pulse 3s infinite;
}

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

.gradient-text {
    background: linear-gradient(135deg, #3b82f6 0%, #06b6d4 50%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.02em;
    text-shadow: none;
}

/* Floating Animation */
@keyframes floating {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.floating {
    /* Removed floating animation for better readability */
    transform: none;
}

/* Glow Effect */
.glow {
    box-shadow: 0 0 20px rgba(30, 58, 138, 0.3);
    transition: var(--transition);
}

.glow:hover {
    box-shadow: 0 0 30px rgba(30, 58, 138, 0.5);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-carousel {
        height: 80vh;
        margin-top: 70px;
    }
    
    .carousel-item {
        height: 80vh;
    }
    
    .hero-content {
        max-width: 100%;
        padding: 0 15px;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
        margin-bottom: 1rem;
        line-height: 1.3;
    }
    
    .hero-content p {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
        line-height: 1.5;
    }
    
    .tech-card {
        margin-bottom: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .architecture-layer::after {
        display: none;
    }
    
    .contact-item:hover {
        transform: none;
    }
    
    .navbar-nav {
        text-align: center;
        padding: 1rem 0;
    }
    
    .navbar-nav .nav-link {
        margin: 0.25rem 0;
        padding: 0.5rem 1rem !important;
    }
    
    .market-value-card {
        padding: 2rem !important;
    }
    
    .market-value-card h1 {
        font-size: 3rem !important;
    }
    
    .metric-value .display-6 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .hero-carousel {
        height: 70vh;
    }
    
    .carousel-item {
        height: 70vh;
    }
    
    .page-header {
        padding: 100px 0 60px;
    }
    
    .company-intro,
    .tech-highlights,
    .market-potential,
    .system-architecture,
    .specs-section,
    .applications {
        padding: 60px 0;
    }
}

/* Language-specific styles */
:lang(zh) {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
}

:lang(zh) h1, :lang(zh) h2, :lang(zh) h3, :lang(zh) h4, :lang(zh) h5, :lang(zh) h6 {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
    font-weight: 600;
}

/* Utility Classes */
.text-primary-green {
    color: var(--primary-green) !important;
}

.text-tech-blue {
    color: var(--tech-blue) !important;
}

.bg-primary-green {
    background-color: var(--primary-green) !important;
}

.bg-tech-blue {
    background-color: var(--tech-blue) !important;
}

.border-primary-green {
    border-color: var(--primary-green) !important;
}

.border-tech-blue {
    border-color: var(--tech-blue) !important;
}