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

:root {
    --primary-color: #0066FF;
    --secondary-color: #00C853;
    --dark-bg: #0A1128;
    --light-bg: #F8FAFC;
    --text-dark: #1E293B;
    --text-light: #64748B;
    --gradient-1: linear-gradient(135deg, #0066FF 0%, #00C853 100%);
    --gradient-2: linear-gradient(135deg, #1E3A8A 0%, #0066FF 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #fff;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
nav[role="navigation"] {
    position: fixed;
    top: 0;
    width: 100%;
    background: transparent;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    z-index: 1000;
    transition: all 0.3s ease;
}

nav[role="navigation"] .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.5px;
    transition: color 0.3s ease;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: rgba(255, 255, 255, 0.8);
}

.language-switcher {
    position: relative;
    display: inline-block;
}

.lang-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    color: white;
}

.lang-selector:hover {
    background: rgba(255, 255, 255, 0.3);
}

.lang-flag {
    font-size: 1.2rem;
    line-height: 1;
}

.lang-text {
    font-size: 0.85rem;
}

.lang-arrow {
    font-size: 0.7rem;
    margin-left: 4px;
    transition: transform 0.3s ease;
}

.language-switcher.active .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 160px;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
    overflow: hidden;
}

.language-switcher.active .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: background 0.2s ease;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    color: var(--text-dark);
    font-size: 0.9rem;
    font-weight: 500;
}

.lang-option:hover {
    background: rgba(0, 102, 255, 0.08);
}

.lang-option.selected {
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-color);
    font-weight: 600;
}

.lang-option .lang-flag {
    font-size: 1.3rem;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: white;
    padding-top: 80px;
    overflow: hidden;
}

.hero-video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: url('assets/images/background-poster.4e200c1a.jpg') center/cover no-repeat;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease-in;
}

.hero-video.loaded {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.7) 0%, rgba(0, 51, 153, 0.7) 100%);
    z-index: 1;
}

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

.hero-content {
    max-width: 800px;
    animation: fadeInUp 1s ease-out;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero p {
    font-size: 1.35rem;
    line-height: 1.7;
    margin-bottom: 40px;
    opacity: 0.95;
    font-weight: 300;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid white;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Values Section */
.values {
    padding: 100px 0;
    background: var(--light-bg);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
    letter-spacing: -1px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-light);
    line-height: 1.7;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.value-card {
    text-align: center;
    padding: 40px 24px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.value-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 102, 255, 0.15);
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gradient-1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.value-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    font-weight: 700;
}

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

/* Products Section */
.products {
    padding: 100px 0;
    background: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    margin-top: 60px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.product-card {
    display: flex;
    flex-direction: column;
    border-radius: 20px;
    overflow: hidden;
    background: white;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 102, 255, 0.2);
}

.product-image {
    height: 280px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.product-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.4), transparent);
}

.product-content {
    padding: 32px;
}

.product-tag {
    display: inline-block;
    background: rgba(0, 200, 83, 0.1);
    color: var(--secondary-color);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.product-card h3 {
    font-size: 1.75rem;
    margin-bottom: 12px;
    font-weight: 700;
}

.product-card p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.product-features {
    list-style: none;
    margin-top: 20px;
}

.product-features li {
    padding: 8px 0;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-features li::before {
    content: '✓';
    color: var(--secondary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Technology Section */
.technology {
    padding: 100px 0;
    background: var(--dark-bg);
    color: white;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.tech-card {
    text-align: center;
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.tech-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.tech-logo {
    height: 60px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
}

.tech-card h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.tech-card p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* CTA Section */
.cta-section {
    padding: 120px 0;
    background: var(--gradient-2);
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
footer {
    background: var(--dark-bg);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 16px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 3rem;
    }

    .section-header h2 {
        font-size: 2.5rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .language-switcher {
        margin-top: 12px;
    }

    .lang-dropdown {
        right: auto;
        left: 0;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .values-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

    .cta-section h2 {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* Social Media Links */
.social-links {
    display: flex;
    gap: 16px;
    align-items: center;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}