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

html {
    scroll-behavior: smooth;
}

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 15px 0;
    flex-wrap: nowrap !important;
}

.navbar > * {
    flex-shrink: 0;
}

.logo a {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-image {
    height: 45px;
    width: auto;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #1a73e8;
}

.logo-sub {
    font-size: 12px;
    color: #666;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #1a73e8;
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    list-style: none;
    padding: 10px 0;
    min-width: 150px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
}

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

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: #333;
}

.dropdown-menu a:hover {
    background: #f5f5f5;
    color: #1a73e8;
}

header .navbar .contact-info {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 20px !important;
}

header .navbar .contact-info .phone {
    color: #1a73e8;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 15px;
}

header .navbar .contact-info .lang-switch {
    padding: 6px 14px;
    background: rgba(26, 115, 232, 0.1);
    border: 1px solid rgba(26, 115, 232, 0.3);
    border-radius: 20px;
    color: #1a73e8;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

header .navbar .contact-info .lang-switch:hover {
    background: #1a73e8;
    color: #fff;
    border-color: #1a73e8;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: url("../images/svg/hero-bg.svg");
}

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

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

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

/* Hero slider styles */
.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slides {
    display: flex;
    transition: transform 0.5s ease;
}

.hero-slide {
    min-width: 100%;
    transition: opacity 0.5s ease;
}

.hero-slide.active {
    opacity: 1;
    position: relative;
}

.hero-slide:not(.active) {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
}

/* Hero features */
.hero-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 25px 0;
    flex-wrap: wrap;
}

.hero-features .feature {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}

.hero-features .feature:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.hero-features .feature i {
    font-size: 18px;
    color: #4facfe;
}

.hero-features .feature span {
    font-size: 14px;
    font-weight: 500;
}

/* Hero navigation arrows */
.hero-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 20px;
    padding: 12px 17px;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 2;
    backdrop-filter: blur(5px);
}

.hero-nav:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.hero-nav.prev {
    left: 30px;
}

.hero-nav.next {
    right: 30px;
}

.btn {
    display: inline-flex;
    padding: 12px 30px;
    text-decoration: none;
    font-weight: 500;
    border-radius: 5px;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: white;
    color: #1a73e8;
}

.btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #1a73e8;
}

.btn-outline {
    background: white;
    color: #1a73e8;
    border: 2px solid #1a73e8;
}

.btn-outline:hover {
    background: #1a73e8;
    color: white;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-top: 60px;
    position: relative;
    z-index: 1;
}

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

.stat-number {
    font-size: 48px;
    font-weight: 700;
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
}

/* Section Styles */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 36px;
    color: #333;
    margin-bottom: 10px;
}

.section-title p {
    color: #666;
}

/* About Section */
.about {
    padding: 50px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f0f7ff 50%, #ffffff 100%);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("../images/svg/about-bg.svg");
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 35px;
    position: relative;
    z-index: 1;
}

.about-text {
    text-align: center;
    margin: 0 auto;
    max-width: 900px;
}

.about-text h3 {
    font-size: 32px;
    margin-bottom: 25px;
    color: #0d47a1;
    font-weight: 700;
    letter-spacing: 1px;
}

.about-text p {
    color: #4a5568;
    line-height: 2;
    font-size: 17px;
    margin: 0 auto;
    max-width: 700px;
}

.about-features {
    display: flex;
    justify-content: center;
    gap: 25px;
}

.feature-item {
    flex: 0 0 calc(25% - 18px);
    max-width: 260px;
    background: white;
    padding: 30px;
    border-radius: 20px;
    border: 1px solid #e8eef5;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: left;
}

.feature-item:hover {
    transform: translateY(-8px) scale(1.02);
    background: linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
    box-shadow: 0 15px 40px rgba(26, 115, 232, 0.15);
    border-color: #1a73e8;
}

.feature-icon {
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(26, 115, 232, 0.3);
}

.feature-content h4 {
    color: #0d47a1;
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-content p {
    color: #64748b;
    font-size: 14px;
    line-height: 1.7;
    margin: 0;
}

.about-highlights {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #1a73e8;
}

.highlight-item i {
    font-size: 24px;
}

.timeline {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.timeline h3 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 24px;
}

.timeline-items {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.timeline-items::before {
    content: '';
    position: absolute;
    top: 25px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: #e0e0e0;
}

.timeline-item {
    position: relative;
    text-align: center;
}

.timeline-year {
    width: 50px;
    height: 50px;
    background: #1a73e8;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.timeline-content {
    font-size: 14px;
    color: #666;
}

/* Products Section */
.products {
    padding: 60px 0;
    background: #ffffff;
}

.product-categories {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.category-btn {
    padding: 10px 25px;
    border: 2px solid #e0e0e0;
    background: white;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
}

.category-btn.active,
.category-btn:hover {
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    color: white;
    border-color: #1a73e8;
    box-shadow: 0 4px 15px rgba(26, 115, 232, 0.4);
    transform: translateY(-2px);
}

.sub-categories {
    display: none;
    justify-content: center;
    gap: 12px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    padding: 20px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 16px;
    animation: fadeInDown 0.3s ease;
}

.sub-categories.active {
    display: flex;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sub-category-btn {
    padding: 8px 20px;
    border: 1px solid #e2e8f0;
    background: white;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
    color: #64748b;
}

.sub-category-btn:hover {
    border-color: #1a73e8;
    color: #1a73e8;
    background: #f0f7ff;
    transform: translateY(-2px);
}

.sub-category-btn.active {
    background: linear-gradient(135deg, #1a73e8 0%, #0d47a1 100%);
    color: white;
    border-color: #1a73e8;
    box-shadow: 0 4px 12px rgba(26, 115, 232, 0.3);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.product-image {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #f8fafc;
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 115, 232, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

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

.product-card h3 {
    padding: 20px 20px 10px;
    font-size: 18px;
    color: #333;
}

.product-card p {
    padding: 0 20px 15px;
    font-size: 14px;
    color: #666;
}

.product-tags {
    padding: 0 20px 20px;
    display: flex;
    gap: 10px;
}

.product-tags span {
    padding: 5px 12px;
    background: #f0f4ff;
    color: #1a73e8;
    border-radius: 20px;
    font-size: 12px;
}

/* News Section */
.news {
    padding: 50px 0;
    background: #f8f9fa;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.news-card:hover {
    transform: translateY(-5px);
}

.news-image {
    position: relative;
    height: 200px;
}

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

.news-date {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 5px 12px;
    border-radius: 3px;
    font-size: 12px;
}

.news-card h3 {
    padding: 20px 20px 10px;
    font-size: 18px;
    color: #333;
}

.news-card p {
    padding: 0 20px 20px;
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.read-more {
    display: inline-flex;
    align-items: center;
    padding: 0 20px 20px;
    color: #1a73e8;
    text-decoration: none;
    font-weight: 500;
    transition: gap 0.3s;
}

.read-more:hover {
    gap: 10px;
}

/* Contact Section */
.contact {
    padding: 50px 0;
    background: #f8fafc;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 28px;
    color: #1a73e8;
}

.contact-item h4 {
    margin-bottom: 5px;
    color: #333;
}

.contact-item p {
    color: #666;
}

.contact-form {
    background: white;
    padding: 25px;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.contact-form h3 {
    margin-bottom: 20px;
    font-size: 20px;
    color: #333;
}

.form-group {
    margin-bottom: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1a73e8;
}

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: white;
    padding: 50px 0 25px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, #1a73e8, transparent);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr 1fr 1fr;
    gap: 30px;
    margin-bottom: 35px;
}

.footer-section {
    padding: 0;
    background: transparent;
}

.footer-section:first-child {
    background: transparent;
    padding: 0;
    min-height: auto;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3::after,
.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, #1a73e8, #64b5f6);
    border-radius: 1px;
}

.footer-section p {
    color: #a0aec0;
    margin-bottom: 15px;
    line-height: 1.8;
    font-size: 14px;
}

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

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

.footer-section ul li a {
    color: #a0aec0;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-section ul li a:hover {
    color: #64b5f6;
    transform: translateX(5px);
}

/* Footer Products - Horizontal Layout */
.footer-products {
    display: flex;
    flex-direction: column;
}

.footer-product-grid {
    display: flex;
    gap: 30px;
}

.footer-product-column {
    display: flex;
    flex-direction: column;
}

.footer-product-column h5 {
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 10px 0;
    padding: 0;
}

.footer-product-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.footer-product-column ul li a {
    font-size: 13px;
    color: #a0aec0;
    padding: 3px 0;
    display: block;
    transition: all 0.2s ease;
}

.footer-product-column ul li a:hover {
    color: #64b5f6;
    padding-left: 5px;
    transform: none;
}

/* Responsive for footer products */
@media (max-width: 768px) {
    .footer-product-grid {
        flex-direction: column;
        gap: 15px;
    }
    
    .footer-product-column h5 {
        margin-bottom: 8px;
    }
}

.bank-info {
    background: rgba(26, 115, 232, 0.1);
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
    border: 1px solid rgba(26, 115, 232, 0.2);
}

.bank-info h4 {
    color: #64b5f6;
    font-size: 14px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(26, 115, 232, 0.2);
}

.bank-info p {
    margin-bottom: 8px;
    font-size: 13px;
    color: #cbd5e0;
    line-height: 1.6;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-links a {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, rgba(26, 115, 232, 0.3), rgba(13, 71, 161, 0.3));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64b5f6;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(26, 115, 232, 0.3);
}

.social-links a:hover {
    background: linear-gradient(135deg, #1a73e8, #0d47a1);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(26, 115, 232, 0.4);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    color: #718096;
    font-size: 13px;
}

.footer-bottom a {
    color: #999;
    text-decoration: none;
}

.footer-bottom a:hover {
    color: #1a73e8;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-stats {
        gap: 40px;
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: left 0.3s;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    /* Header adjustments for mobile */
    .navbar {
        padding: 10px 0;
    }
    
    .logo-image {
        height: 35px;
    }
    
    .logo-sub {
        display: none;
    }
    
    .contact-info {
        display: flex;
    }
    
    .contact-info span {
        display: none;
    }
    
    .contact-info a {
        padding: 6px 12px;
        font-size: 13px;
    }
    
    /* About features - 4 cards */
    .about-features {
        flex-direction: column;
        gap: 20px;
    }
    
    .feature-item {
        flex: 1;
        max-width: 100%;
    }
    
    .hero-content h1 {
        font-size: 32px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .stat-item {
        width: 45%;
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-highlights {
        flex-wrap: wrap;
    }
    
    .timeline-items {
        flex-direction: column;
        gap: 30px;
    }
    
    .timeline-items::before {
        display: none;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* Contact info adjustments */
    .contact-info {
        display: flex !important;
        flex-direction: column !important;
        gap: 20px !important;
    }
    
    .contact-item {
        flex-direction: row !important;
        align-items: flex-start !important;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 24px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    /* Header adjustments for small mobile */
    .navbar {
        padding: 8px 0;
    }
    
    .logo-image {
        height: 30px;
    }
    
    .contact-info .phone {
        display: none !important;
    }
    
    .contact-info .lang-switch {
        padding: 4px 10px !important;
        font-size: 12px !important;
    }
}