/* ==================== Enterprise Website Styles ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #2d3436;
    background: #ffffff;
    overflow-x: hidden;
}

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

img {
    max-width: 100%;
    height: auto;
}

/* ==================== Header ==================== */
.header {
    background: #193143;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 70px;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
    
}

.logo img {
    height: 45px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav-link {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-link:hover,
.nav-link.active {
    color: #74b9ff;
}

.nav-link.active::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background: #74b9ff;
    border-radius: 2px;
}

/* Language Switch */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 6px;
    padding-left: 15px;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.lang-switch a {
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.lang-switch a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.lang-switch a.active {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #b2bec3;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: #193143;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    padding: 20px;
    transform: translateY(-100%);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 999;
}

.mobile-nav.active {
    display: block;
    transform: translateY(0);
    opacity: 1;
}

.mobile-nav-link {
    display: block;
    padding: 15px 0;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

.mobile-nav-link:last-child {
    border-bottom: none;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: #74b9ff;
}

.mobile-language-switch {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-lang-btn {
    flex: 1;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all 0.3s ease;
}

.mobile-lang-btn.active {
    border-color: #74b9ff;
    background: rgba(116, 185, 255, 0.2);
    color: #ffffff;
}

/* ==================== Hero Section ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 50%, #f5f9ff 100%);
    padding: 80px 20px 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -20%;
    width: 70%;
    height: 200%;
    background: radial-gradient(circle, rgba(9, 132, 227, 0.05) 0, transparent 70%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    animation: fadeInLeft 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #0984e3 0%, #07c 100%);
    color: #fff;
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(9, 132, 227, 0.3);
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    color: #1a1a2e;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title span {
    color: #0984e3;
    position: relative;
}

.hero-title span::after {
    content: "";
    position: absolute;
    bottom: 5px;
    left: 0;
    right: 0;
    height: 12px;
    background: rgba(9, 132, 227, 0.15);
    z-index: -1;
}

.hero-subtitle {
    font-size: 18px;
    color: #5a6270;
    line-height: 1.8;
    margin-bottom: 35px;
}

.hero-features {
    display: flex;
    gap: 25px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-feature-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: 0 4px 15px rgba(9, 132, 227, 0.3);
}

.hero-feature-text {
    font-size: 15px;
    color: #2d3436;
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-image {
    animation: fadeInRight 0.8s ease-out;
    text-align: center;
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    display: inline-block;
}

.hero-image-wrapper::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: linear-gradient(135deg, rgba(9, 132, 227, 0.1) 0, rgba(116, 185, 255, 0.1) 100%);
    border-radius: 50%;
    z-index: -1;
}

.hero-image img {
    max-width: 100%;
    border-radius: 24px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.12);
}

/* ==================== Buttons ==================== */
.btn-primary {
    background: linear-gradient(135deg, #0984e3 0%, #07c 100%);
    color: #fff;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(9, 132, 227, 0.4);
}

.btn-secondary {
    background: #fff;
    color: #2d3436;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid #dfe6e9;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: #0984e3;
    color: #0984e3;
}

/* ==================== Section Styles ==================== */
.section {
    padding: 100px 20px;
}

.section-gray {
    background: #f8f9fa;
}

.section-dark {
    background: linear-gradient(135deg, #0984e3 0%, #07c 100%);
    color: #fff;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    color: #1a1a2e;
    margin-bottom: 15px;
    font-weight: 700;
}

.section-title p {
    font-size: 18px;
    color: #636e72;
}

.section-dark .section-title h2,
.section-dark .section-title p {
    color: #fff;
}

/* ==================== Features Grid ==================== */
.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    text-align: center;
    padding: 40px 25px;
    border-radius: 20px;
    background: #fff;
    transition: all 0.4s ease;
    border: 1px solid transparent;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
    border-color: rgba(9, 132, 227, 0.2);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 22px;
    font-size: 36px;
}

.feature-card h3 {
    font-size: 20px;
    color: #1a1a2e;
    margin-bottom: 12px;
    font-weight: 600;
}

.feature-card p {
    font-size: 14px;
    color: #636e72;
    line-height: 1.7;
}

/* ==================== Products Grid ==================== */
.products-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.product-card {
    background: #fff;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.06);
    transition: all 0.4s ease;
    border: 1px solid #f0f4f8;
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.1);
}

.product-image {
    height: 350px;
    overflow: hidden;
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4fd 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform0.5s ease;
}

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

.product-info {
    padding: 35px;
}

.product-badge {
    display: inline-block;
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    color: #2e7d32;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
}

.product-info h3 {
    font-size: 24px;
    color: #1a1a2e;
    margin-bottom: 12px;
    font-weight: 700;
}

.product-info p {
    font-size: 15px;
    color: #636e72;
    line-height: 1.7;
    margin-bottom: 20px;
}

/* ==================== Solutions Grid ==================== */
.solutions-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.solution-card {
    background: #fff;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #f0f4f8;
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.solution-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 40px;
}

.solution-card h3 {
    font-size: 22px;
    color: #1a1a2e;
    margin-bottom: 15px;
    font-weight: 600;
}

.solution-card p {
    font-size: 14px;
    color: #636e72;
    line-height: 1.7;
}

/* ==================== Stats Section ==================== */
.stats-grid {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item h3 {
    font-size: 48px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}

.stat-item p {
    font-size: 16px;
    opacity: 0.9;
}

/* ==================== Testimonials ==================== */
.testimonials-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 35px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-5px);
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 25px;
    font-style: italic;
    opacity: 0.95;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #0984e3;
}

.testimonial-name {
    font-weight: 600;
    font-size: 16px;
}

.testimonial-role {
    font-size: 14px;
    opacity: 0.8;
}

/* ==================== CTA Section ==================== */
.cta {
    padding: 100px 20px;
    background: #fff;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(9, 132, 227, 0.03) 0, transparent 70%);
    pointer-events: none;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}

.cta h2 {
    font-size: 36px;
    color: #1a1a2e;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta p {
    font-size: 18px;
    color: #636e72;
    margin-bottom: 40px;
    line-height: 1.7;
}

/* ==================== Page Header ==================== */
.page-header {
    background: linear-gradient(135deg, #0984e3 0%, #07c 100%);
    color: #fff;
    padding: 140px 20px 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 15px;
    font-weight: 700;
}

.page-header p {
    font-size: 18px;
    opacity: 0.9;
}

/* ==================== About Section ==================== */
.about-section {
    padding: 80px 20px;
    background: #fff;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    text-align: center;
}

.about-image img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.about-content h2 {
    font-size: 36px;
    color: #2d3436;
    margin-bottom: 20px;
}

.about-content p {
    font-size: 16px;
    color: #636e72;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.highlight-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #fff;
}

.highlight-text h4 {
    font-size: 16px;
    color: #2d3436;
    margin-bottom: 4px;
}

.highlight-text p {
    font-size: 13px;
    color: #636e72;
    margin: 0;
    line-height: 1.4;
}

/* ==================== Values Section ==================== */
.values-section {
    padding: 80px 20px;
    background: #f8f9fa;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 40px auto 0;
}

.value-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.value-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 36px;
    color: #fff;
}

.value-card h3 {
    font-size: 22px;
    color: #2d3436;
    margin-bottom: 12px;
}

.value-card p {
    font-size: 14px;
    color: #636e72;
    line-height: 1.6;
}

/* ==================== Contact Section ==================== */
.contact-section {
    padding: 80px 20px;
    background: #fff;
}

.contact-container {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    padding: 40px;
    background: linear-gradient(135deg, #0984e3 0%, #07c 100%);
    border-radius: 20px;
    color: #fff;
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 20px;
}

.contact-info p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 30px;
    line-height: 1.6;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.contact-item-text h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.contact-item-text p {
    font-size: 14px;
    margin: 0;
    opacity: 0.9;
}

.contact-form {
    background: #f8f9fa;
    border-radius: 20px;
    padding: 40px;
}

.contact-form h3 {
    font-size: 24px;
    color: #2d3436;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: #2d3436;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: 0;
    border-color: #0984e3;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, #0984e3 0%, #07c 100%);
    color: #fff;
    padding: 16px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(9, 132, 227, 0.4);
}

/* ==================== News Grid ==================== */
.news-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #f0f4f8;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.news-image {
    height: 200px;
    background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: #fff;
}

.news-content {
    padding: 25px;
}

.news-date {
    font-size: 13px;
    color: #0984e3;
    margin-bottom: 10px;
}

.news-card h3 {
    font-size: 18px;
    color: #2d3436;
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-card p {
    font-size: 14px;
    color: #636e72;
    line-height: 1.6;
}

/* ==================== Certifications Grid ==================== */
.certifications-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.certification-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #f0f4f8;
}

.certification-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.certification-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #0984e3 0%, #74b9ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 44px;
    color: #fff;
}

.certification-card h3 {
    font-size: 20px;
    color: #2d3436;
    margin-bottom: 12px;
}

.certification-card p {
    font-size: 14px;
    color: #636e72;
    line-height: 1.6;
}

/* ==================== Footer ==================== */
.footer {
    background: #1a1a2e;
    color: white;
    padding: 60px 20px 30px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-logo img {
    height: 40px;
}

.footer-logo .logo-text {
    color: white;
    font-size: 20px;
}

.footer-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 16px;
    margin-bottom: 20px;
    color: white;
}

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

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

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #74b9ff;
}

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

.footer-contact li {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 40px auto 0;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

/* ==================== Animations ==================== */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ==================== Responsive Styles ==================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 42px;
    }

    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }

    .hero-title {
        font-size: 38px;
    }

    .hero-features {
        justify-content: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-grid,
    .testimonials-grid,
    .solutions-grid,
    .news-grid,
    .certifications-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta h2 {
        font-size: 32px;
    }
}

@media (max-width: 900px) {
    .nav {
        display: none;
    }

    .lang-switch {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-nav {
        display: block;
    }
}

@media (max-width: 768px) {
    .header {
        height: 60px;
    }

    .mobile-nav {
        top: 60px;
    }

    .hero {
        padding: 90px 16px 50px;
        min-height: auto;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .features {
        padding: 70px 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .feature-card {
        padding: 30px 20px;
    }

    .products-preview {
        padding: 70px 16px;
    }

    .product-info {
        padding: 25px;
    }

    .product-info h3 {
        font-size: 22px;
    }

    .testimonials {
        padding: 70px 16px;
    }

    .testimonial-card {
        padding: 25px;
    }

    .cta {
        padding: 70px 16px;
    }

    .cta h2 {
        font-size: 28px;
    }

    .cta p {
        font-size: 16px;
    }

    .section-title h2 {
        font-size: 28px;
    }

    .page-header {
        padding: 120px 16px 50px;
    }

    .page-header h1 {
        font-size: 28px;
    }

    .about-content h2 {
        font-size: 28px;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .contact-form,
    .contact-info {
        padding: 30px 20px;
    }

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

    .footer-logo {
        justify-content: center;
    }

    .footer-links,
    .footer-contact {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 640px) {
    .hero-features {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 80px 12px 40px;
    }

    .hero-title {
        font-size: 28px;
    }

    .hero-badge {
        font-size: 12px;
        padding: 6px 14px;
    }

    .hero-feature {
        gap: 8px;
    }

    .hero-feature-icon {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }

    .hero-feature-text {
        font-size: 14px;
    }

    .section-title h2 {
        font-size: 24px;
    }

    .section-title p {
        font-size: 14px;
    }

    .feature-icon {
        width: 70px;
        height: 70px;
        font-size: 32px;
    }

    .cta h2 {
        font-size: 24px;
    }

    .footer {
        padding: 40px 20px 20px;
    }

    .footer-column h4 {
        margin-bottom: 15px;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .nav-link:hover,
    .nav-link.active {
        color: #74b9ff;
    }

    .btn-primary:hover,
    .btn-secondary:hover {
        transform: none;
        box-shadow: none;
    }
}

/* Print Styles */
@media print {
    .header,
    .mobile-nav,
    .mobile-menu-toggle,
    .footer {
        display: none;
    }

    body {
        color: #000;
    }
}