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

:root {
    --navy: #0F2942;
    --mint: #4ECDC4;
    --light-bg: #F8F9FA;
    --text-dark: #1A1A1A;
    --text-light: #6C757D;
    --white: #FFFFFF;
    --border: #E0E5EB;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.header {
    background-color: var(--white);
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    display: block;
}

.brand-name {
    font-size: 24px;
    font-weight: 600;
    color: var(--navy);
    letter-spacing: -0.5px;
}

.hero {
    background: linear-gradient(135deg, var(--navy) 0%, #1a3a54 100%);
    color: var(--white);
    padding: 80px 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-content {
    text-align: left;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    opacity: 0.95;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.hero-image {
    position: relative;
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.stat-number {
    font-size: 40px;
    font-weight: 700;
    color: var(--mint);
    margin-bottom: 8px;
}

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

.trust-badges {
    background-color: var(--light-bg);
    padding: 48px 0;
}

.badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
}

.badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
    padding: 24px;
    background-color: var(--white);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.badge-item span {
    font-size: 16px;
    font-weight: 600;
    color: var(--navy);
}

.how-it-works {
    padding: 80px 0;
    background-color: var(--white);
}

.how-it-works h2,
.reward-types h2,
.features h2,
.products h2,
.articles h2,
.cta h2,
.contact h2 {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    color: var(--navy);
    margin-bottom: 48px;
    letter-spacing: -0.5px;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.process-card {
    text-align: center;
    padding: 32px;
}

.process-icon {
    margin-bottom: 24px;
}

.process-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 16px;
}

.process-card p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-light);
    margin-bottom: 16px;
}

.process-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-top: 16px;
}

.reward-types {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.type-card {
    background-color: var(--white);
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--border);
    text-align: center;
}

.type-icon {
    margin-bottom: 20px;
}

.type-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 12px;
}

.type-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.5;
}

.features {
    padding: 80px 0;
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    padding: 32px;
    border-left: 4px solid var(--mint);
    background-color: var(--light-bg);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
}

.products {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.product-card {
    background-color: var(--white);
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
}

.product-card.featured {
    border-color: var(--mint);
    box-shadow: 0 8px 24px rgba(78, 205, 196, 0.15);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--mint);
    color: var(--white);
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.product-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
}

.product-price {
    font-size: 40px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 24px;
}

.product-price span {
    font-size: 18px;
    font-weight: 400;
    color: var(--text-light);
}

.product-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
    flex-grow: 1;
}

.product-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    color: var(--text-dark);
}

.product-features li:last-child {
    border-bottom: none;
}

.product-btn {
    display: inline-block;
    background-color: var(--navy);
    color: var(--white);
    padding: 14px 32px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    margin-top: auto;
}

.product-btn:hover {
    background-color: #1a3a54;
}

.product-card.featured .product-btn {
    background-color: var(--mint);
    color: var(--navy);
}

.product-card.featured .product-btn:hover {
    background-color: #45b8b0;
}

.articles {
    padding: 80px 0;
    background-color: var(--white);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 32px;
}

.article-card {
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.article-image-placeholder {
    width: 100%;
    height: 240px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--mint) 100%);
    opacity: 0.1;
}

.article-content {
    padding: 24px;
}

.article-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 12px;
    line-height: 1.3;
}

.article-content p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 16px;
}

.article-link {
    color: var(--mint);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
}

.article-link:hover {
    text-decoration: underline;
}

.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--navy) 0%, #1a3a54 100%);
    color: var(--white);
    text-align: center;
}

.cta h2 {
    color: var(--white);
    margin-bottom: 16px;
}

.cta p {
    font-size: 18px;
    margin-bottom: 32px;
    opacity: 0.95;
}

.cta-btn {
    display: inline-block;
    background-color: var(--mint);
    color: var(--navy);
    padding: 16px 40px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
}

.cta-btn:hover {
    background-color: #45b8b0;
}

.contact {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.contact-item {
    text-align: center;
    padding: 32px;
    background-color: var(--white);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.contact-item svg {
    margin-bottom: 16px;
}

.contact-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 12px;
}

.contact-item a {
    color: var(--mint);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
}

.contact-item a:hover {
    text-decoration: underline;
}

.contact-item p {
    font-size: 16px;
    color: var(--text-dark);
    line-height: 1.6;
}

.footer {
    background-color: var(--navy);
    color: var(--white);
    padding: 48px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
    margin-bottom: 32px;
}

.footer-brand .logo-wrapper {
    margin-bottom: 16px;
}

.footer-brand .brand-name {
    color: var(--white);
}

.footer-brand .logo-icon rect,
.footer-brand .logo-icon path,
.footer-brand .logo-icon circle {
    stroke: var(--mint);
}

.footer-brand .logo-icon circle {
    fill: var(--mint);
}

.footer-tagline {
    font-size: 14px;
    opacity: 0.8;
    line-height: 1.5;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--mint);
}

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

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

.footer-column a {
    color: var(--white);
    text-decoration: none;
    font-size: 14px;
    opacity: 0.8;
}

.footer-column a:hover {
    opacity: 1;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.7;
}

@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-content {
        text-align: center;
    }

    .hero h1 {
        font-size: 32px;
    }

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

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

    .stat-number {
        font-size: 32px;
    }

    .process-grid,
    .types-grid,
    .features-grid,
    .products-grid,
    .articles-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

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

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

    h2 {
        font-size: 28px;
    }
}