.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border-light);
    z-index: var(--z-index-header);
    transition: box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-base);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo {
    height: 36px;
    width: auto;
}

.platform-badge {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    padding: 2px 8px;
    background-color: var(--color-bg-secondary);
    border-radius: var(--border-radius-sm);
}

.nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    padding: var(--spacing-sm) 0;
    position: relative;
}

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

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

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    width: 24px;
    padding: 4px 0;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

.hero {
    padding-top: calc(var(--header-height) + var(--spacing-xxl));
    padding-bottom: var(--spacing-xxl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-white);
    text-align: center;
}

.hero-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.2s forwards;
}

.hero-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.4s forwards;
}

.value-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-base);
    backdrop-filter: blur(10px);
}

.value-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-sm);
}

.value-text {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
}

.hero-cta {
    opacity: 0;
    animation: fadeInUp 0.6s ease 0.6s forwards;
}

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius-base);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-base);
}

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

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-text-white);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.features {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-bg-tertiary);
}

.section-title {
    font-size: var(--font-size-3xl);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: var(--color-bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.feature-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.partners {
    padding: var(--spacing-xxl) 0;
    background-color: var(--color-bg-primary);
}

.partners-list {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.partner-item {
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-bg-primary);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-base);
    transition: all var(--transition-base);
}

.partner-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-base);
    transform: translateY(-2px);
}

.partner-name {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    white-space: nowrap;
}

.partners-note {
    text-align: center;
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
}

.cta-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-text-white);
    text-align: center;
}

.cta-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.cta-desc {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background-color: var(--color-bg-primary);
    color: var(--color-secondary);
    border-color: var(--color-bg-primary);
}

.cta-section .btn-primary:hover {
    background-color: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.cta-section .btn-secondary {
    background-color: transparent;
    color: var(--color-text-white);
    border-color: var(--color-text-white);
}

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

.footer {
    background: linear-gradient(135deg, #1a1f2e 0%, #2c3e50 100%);
    color: #FFFFFF;
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xl);
}

.footer-section {
    min-height: 1px;
}

.footer-title {
    font-size: 18px;
    font-weight: var(--font-weight-bold);
    color: #FFFFFF;
    margin-bottom: var(--spacing-lg);
}

.footer-text {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
}

.footer-more {
    color: rgba(255, 255, 255, 0.85);
    transition: color var(--transition-fast);
}

.footer-more:hover {
    color: var(--color-primary-light);
}

.contact-info p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-xs);
}

.products-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 var(--spacing-lg);
}

.products-column {
    display: flex;
    flex-direction: column;
}

.products-column a {
    font-size: 14px;
    line-height: 2;
    color: rgba(255, 255, 255, 0.85);
    transition: all var(--transition-fast);
}

.products-column a:hover {
    color: var(--color-primary-light);
    transform: translateX(4px);
}

.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.3) 50%, transparent 100%);
    margin-bottom: var(--spacing-lg);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: 12px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-xs);
}