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

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #64748b;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.08), 0 2px 8px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 40px -10px rgba(0, 0, 0, 0.12), 0 8px 16px -4px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.2);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
    background-attachment: fixed;
}

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

/* Header */
.header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    position: relative;
}

.logo-link {
    text-decoration: none;
    display: inline-block;
}

.logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.3px;
    line-height: 1.2;
    transition: transform 0.3s;
}

.logo-link:hover h1 {
    transform: scale(1.05);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 3px;
    transition: all 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

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

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
}

.lang-switcher {
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--bg-white);
    color: var(--text-dark);
    cursor: pointer;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.3s;
}

.lang-btn:hover {
    background: var(--bg-light);
}

.lang-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 20s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(180deg); }
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

/* Products Preview */
.products-preview {
    padding: 5rem 0;
    background-color: var(--bg-light);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: var(--shadow);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    border: 1px solid rgba(226, 232, 240, 0.5);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    transform: scaleX(0);
    transition: transform 0.4s;
}

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

.product-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.product-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* Features */
.features {
    padding: 5rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    transition: all 0.3s;
    border: 1px solid rgba(226, 232, 240, 0.5);
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.feature-item p {
    color: var(--text-light);
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 20s ease-in-out infinite;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.page-subtitle {
    position: relative;
    z-index: 1;
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
}

/* Product Detail */
.product-detail {
    padding: 4rem 0;
}

.product-detail:nth-child(even) {
    background-color: var(--bg-light);
}

.product-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.product-detail-content.reverse {
    direction: rtl;
}

.product-detail-content.reverse > * {
    direction: ltr;
}

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

.product-placeholder {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    padding: 2rem;
    border-radius: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.product-placeholder:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.product-placeholder svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.1));
}

.product-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-tagline {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.product-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.product-features {
    margin-top: 2rem;
}

.product-features h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.product-features ul {
    list-style: none;
    padding: 0;
}

.product-features li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

/* About Page */
.about-content {
    padding: 4rem 0;
}

.about-section {
    margin-bottom: 4rem;
}

.about-section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.about-section p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.value-item {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all 0.3s;
}

.value-item:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.value-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.value-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.value-item p {
    color: var(--text-light);
    font-size: 1rem;
}

.products-list {
    list-style: none;
    padding: 0;
    margin-top: 1.5rem;
}

.products-list li {
    padding: 1rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-light);
    font-size: 1.1rem;
}

.products-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.why-item {
    padding: 2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all 0.3s;
}

.why-item:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.why-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.why-item p {
    color: var(--text-light);
    font-size: 1rem;
}

/* Contact Page */
.contact-content {
    padding: 4rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all 0.3s;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(5px);
    box-shadow: var(--shadow);
}

.contact-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.contact-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--text-light);
}

.contact-phone-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.contact-phone-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.contact-form-container h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.contact-form {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid rgba(226, 232, 240, 0.5);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: 16px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section p {
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

.footer-section a {
    display: block;
    color: white;
    text-decoration: none;
    opacity: 0.8;
    margin-bottom: 0.5rem;
    transition: opacity 0.3s;
}

.footer-section a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* Clients Section */
.clients {
    padding: 5rem 0;
    background: var(--bg-light);
}

.section-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.client-item {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    padding: 2rem;
    border-radius: 24px;
    text-align: center;
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: all 0.3s;
}

.client-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.client-logo {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.client-item h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.client-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Product Media */
.product-media {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.product-photo {
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.product-photo img {
    width: 100%;
    height: auto;
    display: block;
}

.product-video {
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.product-video iframe {
    width: 100%;
    border-radius: 24px;
}

/* Product Specs */
.product-specs {
    margin-top: 2rem;
    padding: 2rem;
    background: rgba(248, 250, 252, 0.8);
    border-radius: 20px;
    border: 1px solid rgba(226, 232, 240, 0.5);
}

.product-actions-detail {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.product-actions-detail .btn {
    flex: 1;
    min-width: 150px;
}

.product-specs h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 12px;
    border: 1px solid rgba(226, 232, 240, 0.5);
}

.spec-label {
    font-weight: 600;
    color: var(--text-dark);
}

.spec-value {
    color: var(--primary-color);
    font-weight: 500;
}

/* History Timeline */
.history-timeline {
    margin-top: 3rem;
    position: relative;
    padding-left: 0;
    max-width: 900px;
}

.history-timeline::before {
    content: '';
    position: absolute;
    left: 140px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: flex-start;
    gap: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 128px;
    top: 0.5rem;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2);
    z-index: 1;
    flex-shrink: 0;
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    width: 120px;
    text-align: right;
    flex-shrink: 0;
    padding-top: 0.25rem;
    padding-right: 1rem;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid rgba(226, 232, 240, 0.5);
    flex: 1;
    box-shadow: var(--shadow);
}

.timeline-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.timeline-content p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* About Page Redesign */
.about-hero {
    margin-bottom: 4rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    border: 1px solid rgba(226, 232, 240, 0.5);
    box-shadow: var(--shadow);
}

.about-hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-hero-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-light);
    max-width: 900px;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.about-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid rgba(226, 232, 240, 0.5);
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

.about-card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
}

.about-card-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.about-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.about-card p {
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

.section-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 900px;
}

/* Form Messages */
.form-message {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    animation: slideDown 0.3s ease-out;
}

.form-message-success {
    background: rgba(67, 233, 123, 0.1);
    color: #10b981;
    border: 2px solid rgba(67, 233, 123, 0.3);
}

.form-message-error {
    background: rgba(245, 87, 108, 0.1);
    color: #ef4444;
    border: 2px solid rgba(245, 87, 108, 0.3);
}

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

/* Product Card Image */
.product-image-card {
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: 16px;
    margin-bottom: 1rem;
    background: var(--bg-light);
}

.product-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.product-price {
    margin: 1.5rem 0;
    padding: 1rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 12px;
    text-align: center;
}

.price-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-right: 0.5rem;
}

.price-value {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.product-actions .btn {
    flex: 1;
    min-width: 120px;
}

/* Order Modal */
.order-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.order-modal-content {
    background: white;
    padding: 2.5rem;
    border-radius: 24px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.order-modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
    transition: color 0.3s;
    line-height: 1;
}

.order-modal-close:hover {
    color: var(--text-dark);
}

.order-modal-content h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.order-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Product Detail Page */
.product-detail-page {
    padding: 4rem 0;
}

.product-gallery {
    margin-bottom: 3rem;
}

.main-image {
    width: 100%;
    margin-bottom: 1rem;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.main-image img {
    width: 100%;
    height: auto;
    display: block;
}

.image-thumbnails {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.thumbnail {
    width: 120px;
    height: 90px;
    object-fit: cover;
    border-radius: 12px;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s;
    opacity: 0.7;
}

.thumbnail:hover {
    opacity: 1;
    transform: scale(1.05);
}

.thumbnail.active {
    opacity: 1;
    border-color: var(--primary-color);
}

.product-details {
    max-width: 800px;
    margin: 0 auto;
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.product-header h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
}

.product-price-large {
    text-align: right;
}

.price-value-large {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-actions-large {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.product-actions-large .btn {
    flex: 1;
    min-width: 200px;
}

.product-video-section {
    padding: 4rem 0;
    background: var(--bg-light);
}

.video-container {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.video-container iframe {
    width: 100%;
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .header-content {
        flex-wrap: wrap;
    }

    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid rgba(226, 232, 240, 0.5);
        z-index: 999;
    }

    .nav.active {
        display: flex;
    }

    .nav-link {
        padding: 1rem 2rem;
        width: 100%;
        text-align: left;
        border-bottom: 1px solid rgba(226, 232, 240, 0.3);
    }

    .nav-link.active::after {
        display: none;
    }

    .lang-switcher {
        margin-top: 1rem;
        width: 100%;
        justify-content: center;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .product-detail-content {
        grid-template-columns: 1fr;
    }

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

    .products-grid,
    .features-grid,
    .values-grid,
    .why-grid,
    .clients-grid {
        grid-template-columns: 1fr;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .history-timeline {
        padding-left: 0;
    }
    
    .history-timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: 1rem;
        padding-left: 0;
    }
    
    .timeline-year {
        width: auto;
        text-align: left;
        font-size: 1.25rem;
        padding-top: 0;
    }
    
    .timeline-item::before {
        left: 18px;
        top: -0.5rem;
    }
    
    .timeline-content {
        margin-left: 3rem;
    }
    
    .product-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .product-price-large {
        text-align: left;
    }
    
    .product-actions-large .btn {
        width: 100%;
    }
    
    .image-thumbnails {
        justify-content: flex-start;
    }
    
    .thumbnail {
        width: 80px;
        height: 60px;
    }
    
    .about-hero {
        padding: 2rem;
    }
    
    .about-hero-content h2 {
        font-size: 2rem;
    }
    
    .about-hero-text {
        font-size: 1.1rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-card {
        padding: 2rem;
    }
}