:root {
    --primary-color: #1e3a5f;
    --primary-dark: #152a45;
    --primary-light: #2d5a87;
    --secondary-color: #3182ce;
    --secondary-dark: #2c5282;
    --accent-color: #f39c12;
    --accent-light: #f5b041;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --bg-white: #ffffff;
    --bg-light: #f7fafc;
    --bg-gray: #edf2f7;
    --border-color: #e2e8f0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

html, body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    width: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

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

a {
    text-decoration: none;
    color: inherit;
}

a:hover {
    text-decoration: none;
}

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

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col-lg-3, .col-lg-4, .col-lg-6, .col-md-6, .col-md-4 {
    padding: 0 15px;
}

.col-lg-3 { flex: 0 0 25%; max-width: 25%; }
.col-lg-4 { flex: 0 0 33.333%; max-width: 33.333%; }
.col-lg-6 { flex: 0 0 50%; max-width: 50%; }
.col-md-6 { flex: 0 0 50%; max-width: 50%; }
.col-md-4 { flex: 0 0 33.333%; max-width: 33.333%; }

.text-center { text-align: center; }
.mt-5 { margin-top: 3rem; }

.navbar, .navbar-default {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 9999 !important;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
    padding: 0 !important;
    margin: 0 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15) !important;
    border: none !important;
    border-radius: 0 !important;
    min-height: 80px !important;
}

.navbar .container, .navbar-default .container {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    height: 80px !important;
    padding: 0 20px !important;
}

.navbar .container .row, .navbar-default .container .row {
    width: 100% !important;
    margin: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.navbar-header {
    display: flex !important;
    align-items: center !important;
    float: none !important;
}

.navbar-header img {
    max-height: 60px !important;
    transition: transform 0.3s ease !important;
}

.navbar-header img:hover {
    transform: scale(1.05) !important;
}

.navbar-collapse {
    float: right !important;
    padding: 0 !important;
}

.navbar-nav {
    display: flex !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    float: none !important;
}

.navbar-nav li {
    position: relative !important;
}

.navbar-nav li a {
    display: block !important;
    color: rgba(255, 255, 255, 0.9) !important;
    padding: 0 20px !important;
    height: 80px !important;
    line-height: 80px !important;
    font-size: 15px !important;
    font-weight: 500 !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    background: transparent !important;
}

.navbar-nav li a:hover {
    color: #fff !important;
}

.navbar-nav li a::after {
    content: '';
    position: absolute !important;
    bottom: 20px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 0 !important;
    height: 3px !important;
    background: #fff !important;
    border-radius: 2px !important;
    transition: width 0.3s ease !important;
}

.navbar-nav li a:hover::after {
    width: 60% !important;
}

.navbar-toggle {
    display: none !important;
    background: rgba(255, 255, 255, 0.1) !important;
    border: none !important;
    padding: 10px !important;
    margin-top: 20px !important;
}

.navbar-toggle .icon-bar {
    display: block !important;
    width: 22px !important;
    height: 2px !important;
    background: #fff !important;
    margin: 4px 0 !important;
}

@media (max-width: 767px) {
    .navbar-toggle {
        display: block !important;
    }
    .navbar-collapse {
        display: none !important;
    }
    .navbar-collapse.in {
        display: block !important;
        background: rgba(30, 58, 95, 0.98) !important;
        padding: 15px !important;
        margin-top: 10px !important;
        border-radius: 8px !important;
    }
    .navbar-collapse.in .navbar-nav {
        flex-direction: column !important;
    }
    .navbar-collapse.in .navbar-nav li a {
        height: auto !important;
        line-height: 40px !important;
        padding: 8px 20px !important;
    }
}

.hero-section {
    position: relative;
    height: calc(100vh - 80px);
    min-height: 650px;
    overflow: hidden;
    margin-top: 80px;
    width: 100%;
}

.hero-slider {
    height: 100% !important;
    width: 100% !important;
}

.bx-wrapper {
    height: 100% !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}

.bx-viewport {
    height: 100% !important;
    width: 100% !important;
}

.bx-wrapper .bx-slides {
    height: 100% !important;
    width: 100% !important;
}

.bx-wrapper .bx-slides li {
    height: 100% !important;
    width: 100% !important;
}

.hero-slide {
    height: 100% !important;
    width: 100% !important;
    background-size: cover !important;
    background-position: center center !important;
    background-repeat: no-repeat !important;
    position: relative;
    display: flex !important;
    align-items: center;
    justify-content: flex-start;
}

.bx-wrapper img {
    display: none !important;
}

.bx-wrapper .bx-loading {
    background: transparent !important;
    display: none !important;
}

.bx-wrapper .bx-controls,
.bx-wrapper .bx-controls-direction,
.bx-wrapper .bx-controls-auto {
    display: none !important;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 58, 95, 0.85) 0%, rgba(21, 42, 69, 0.9) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    align-items: center;
}

.hero-text {
    max-width: 700px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 25px;
    line-height: 1.2;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.375rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 35px;
    line-height: 1.6;
}

.hero-btn {
    display: inline-block;
    padding: 16px 45px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
    color: #fff;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1.125rem;
    box-shadow: 0 8px 25px rgba(243, 156, 18, 0.4);
    transition: all 0.3s ease;
}

.hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(243, 156, 18, 0.5);
}

.stats-area {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.stats-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
}

.stat-box {
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 20px;
}

.stat-icon-wrap {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.stat-box:hover .stat-icon-wrap {
    transform: scale(1.08);
    background: rgba(255, 255, 255, 0.2);
}

.stat-icon {
    width: 32px;
    height: 32px;
    color: #fff;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
    font-family: 'Arial', sans-serif;
}

.stat-label {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
}

.services-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.section-header {
    margin-bottom: 70px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-top: 20px;
}

.services-grid {
    margin-top: 30px;
}

.service-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: 40px 30px;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
    box-shadow: 0 8px 25px rgba(49, 130, 206, 0.35);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(49, 130, 206, 0.5);
}

.svg-icon {
    width: 36px;
    height: 36px;
    color: #fff;
}

.service-card h3 {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
    text-align: center;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: center;
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-color);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.service-link:hover {
    padding-left: 10px;
    color: var(--secondary-dark);
}

.features-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.feature-image {
    padding-right: 40px;
}

.image-container {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-container img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.image-container:hover img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
}

.overlay-badge {
    display: inline-block;
    padding: 10px 25px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-content {
    padding-left: 40px;
}

.feature-content h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.feature-desc {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.feature-list {
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.feature-check {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    flex-shrink: 0;
    margin-right: 15px;
    box-shadow: 0 4px 15px rgba(49, 130, 206, 0.3);
}

.feature-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.feature-item p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-btn {
    display: inline-block;
    padding: 14px 40px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    color: #fff;
    border-radius: 35px;
    font-weight: 600;
    font-size: 1.0625rem;
    box-shadow: 0 6px 20px rgba(49, 130, 206, 0.4);
    transition: all 0.3s ease;
}

.feature-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(49, 130, 206, 0.5);
}

.products-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.products-grid {
    margin-top: 30px;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 58, 95, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.overlay-btn {
    display: inline-block;
    padding: 12px 30px;
    background: #fff;
    color: var(--primary-color);
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all 0.3s ease;
}

.overlay-btn:hover {
    background: var(--accent-color);
    color: #fff;
}

.product-card h3 {
    padding: 22px 15px;
    text-align: center;
    margin: 0;
}

.product-card h3 a {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.product-card h3 a:hover {
    color: var(--secondary-color);
}

.news-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.news-grid {
    margin-top: 30px;
}

.news-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

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

.news-image {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.news-card:hover .news-image img {
    transform: scale(1.08);
}

.news-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 8px 18px;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: 20px;
}

.news-content {
    padding: 22px;
}

.news-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.news-content h3 a {
    transition: color 0.3s ease;
}

.news-content h3 a:hover {
    color: var(--secondary-color);
}

.news-content p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.news-date {
    font-size: 0.8125rem;
    color: var(--text-light);
}

.more-btn {
    display: inline-block;
    padding: 14px 40px;
    background: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    border-radius: 35px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.more-btn:hover {
    background: var(--secondary-color);
    color: #fff;
}

.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -80px;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

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

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-btn-primary {
    display: inline-block;
    padding: 16px 45px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
    color: #fff;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1.125rem;
    box-shadow: 0 8px 25px rgba(243, 156, 18, 0.4);
    transition: all 0.3s ease;
}

.cta-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(243, 156, 18, 0.5);
}

.cta-btn-secondary {
    display: inline-block;
    padding: 16px 45px;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: #fff;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1.125rem;
    transition: all 0.3s ease;
}

.cta-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

.footer {
    background: var(--primary-dark);
    padding: 60px 0;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.footer-section {
    flex: 0 0 25%;
    padding: 0 15px;
}

.footer-section h4 {
    color: #fff;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 20px;
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

@media (max-width: 991px) {
    .navbar-nav {
        display: none;
    }
    
    .navbar-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .col-lg-3, .col-lg-4, .col-lg-6 {
        flex: 0 0 50%;
        max-width: 50%;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-icon-wrap {
        width: 60px;
        height: 60px;
    }
    
    .service-card, .product-card, .news-card {
        margin-bottom: 20px;
    }
    
    .feature-image {
        padding-right: 15px;
        margin-bottom: 30px;
    }
    
    .feature-content {
        padding-left: 15px;
    }
    
    .image-container img {
        height: 280px;
    }
    
    .section-header h2 {
        font-size: 1.875rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 767px) {
    .navbar {
        padding: 10px 20px;
    }
    
    .navbar .container {
        height: auto;
    }
    
    .col-lg-3, .col-lg-4, .col-lg-6, .col-md-6, .col-md-4 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .hero-section {
        height: auto;
        min-height: 500px;
        padding: 100px 0;
    }
    
    .hero-title {
        font-size: 1.875rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-btn {
        padding: 12px 35px;
        font-size: 1rem;
    }
    
    .stats-area {
        padding: 40px 0;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .services-section, .features-section, .products-section, .news-section {
        padding: 60px 0;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-header h2 {
        font-size: 1.625rem;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    .service-icon {
        width: 65px;
        height: 65px;
    }
    
    .cta-section {
        padding: 60px 0;
    }
    
    .cta-content h2 {
        font-size: 1.625rem;
    }
    
    .cta-btn-primary, .cta-btn-secondary {
        padding: 12px 30px;
        font-size: 1rem;
    }
    
    .footer-section {
        flex: 0 0 50%;
        margin-bottom: 30px;
    }
}