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

:root {
    --primary-color: #d4a656;
    --primary-dark: #b8903d;
    --primary-light: #e8c78a;
    --secondary-color: #1a1a1a;
    --secondary-dark: #0f0f0f;
    --accent-color: #d4a656;
    --bg-color: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-card: #252525;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --border-color: #333333;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.7);
    --shadow-gold: 0 4px 20px rgba(212, 166, 86, 0.3);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

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

.header {
    background: rgba(15, 15, 15, 0.95);
    border-bottom: 1px solid rgba(212, 166, 86, 0.15);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.logo:hover {
    opacity: 0.8;
}

.logo img {
    height: 50px;
    width: auto;
}

.logo-text {
    text-decoration: none;
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 50%, #b8903d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    transition: opacity 0.3s ease;
}

.logo-text:hover {
    opacity: 0.8;
}

.logo > div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo h1 {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 50%, #b8903d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    margin: 0;
    line-height: 1;
}

.tagline {
    font-size: 11px;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 15px;
}

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

.hero {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(212, 166, 86, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    font-weight: 400;
}

.hero-badges {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.badge {
    background-color: rgba(212, 166, 86, 0.15);
    backdrop-filter: blur(10px);
    padding: 10px 20px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid rgba(212, 166, 86, 0.3);
    color: var(--primary-light);
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 50%, #b8903d 100%);
    color: var(--secondary-dark);
    font-weight: 700;
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #f0d4a0 0%, #e8c78a 50%, #d4a656 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(212, 166, 86, 0.5);
}

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

.btn-secondary:hover {
    background-color: var(--bg-secondary);
    border-color: var(--text-secondary);
}

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
}

.categories-section {
    padding: 80px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-primary);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
}

.categories-grid-full {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.category-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    display: block;
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-gold);
    border-color: var(--primary-color);
}

.category-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background-color: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 10px;
}

.category-info {
    padding: 20px;
    position: relative;
}

.category-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.category-desc {
    font-size: 14px;
    color: var(--text-secondary);
}

.category-badge {
    display: inline-block;
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 100%);
    color: var(--secondary-dark);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 700;
    margin-top: 10px;
}

.category-card-large .category-image {
    height: 200px;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.feature-card {
    text-align: center;
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.page-header {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(212, 166, 86, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.page-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 10px;
}

.page-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
}

.products-section {
    padding: 60px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.product-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    text-decoration: none;
    display: block;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-gold);
    border-color: var(--primary-color);
}

.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background-color: var(--bg-secondary);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 100%);
    color: var(--secondary-dark);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 700;
}

.product-info {
    padding: 25px;
}

.product-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.product-value {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 15px;
}

.value-usd {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
}

.value-local {
    font-size: 14px;
    color: var(--text-secondary);
}

.product-price {
    background-color: var(--bg-secondary);
    padding: 15px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.price-amount {
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-section {
    padding: 60px 0;
    background-color: var(--bg-secondary);
}

.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.info-card {
    text-align: center;
}

.info-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.info-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.info-card p {
    font-size: 14px;
    color: var(--text-secondary);
}

.checkout-section {
    padding: 60px 0;
    background-color: var(--bg-color);
    min-height: calc(100vh - 400px);
}

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

.checkout-header {
    text-align: center;
    margin-bottom: 50px;
}

.checkout-title {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.checkout-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
}

.checkout-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
}

.order-summary {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 30px;
    border: 1px solid var(--border-color);
    height: fit-content;
}

.summary-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.summary-product {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.summary-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--bg-secondary);
    flex-shrink: 0;
}

.summary-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.summary-details h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.summary-details p {
    font-size: 14px;
    color: var(--text-secondary);
}

.summary-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 20px 0;
}

.summary-pricing {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 15px;
}

.summary-total {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    padding-top: 15px;
    border-top: 2px solid var(--border-color);
    margin-top: 10px;
}

.summary-info {
    margin-top: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.info-icon {
    font-size: 18px;
}

.payment-section {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 30px;
    border: 1px solid var(--border-color);
}

.payment-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.payment-option {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 30px;
}

.payment-option-selected {
    border-color: var(--primary-color);
    background-color: rgba(220, 38, 38, 0.05);
}

.payment-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 100%);
    color: var(--secondary-dark);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
}

.payment-info h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.payment-info p {
    font-size: 14px;
    color: var(--text-secondary);
}

.payment-check {
    margin-left: auto;
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, #e8c78a 0%, #d4a656 100%);
    color: var(--secondary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
}

.loading-state,
.error-state {
    text-align: center;
    padding: 30px;
    margin-bottom: 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.error-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.error-state p {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 20px;
}

.security-badges {
    display: flex;
    justify-content: space-around;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.security-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    text-align: center;
}

.security-badge span:first-child {
    font-size: 24px;
}

.success-section {
    padding: 60px 0;
    background-color: var(--bg-color);
    min-height: calc(100vh - 400px);
}

.success-container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.success-icon-wrapper {
    margin-bottom: 30px;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.success-icon {
    display: inline-block;
}

.success-title {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.success-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 50px;
}

.success-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.detail-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 25px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    text-align: left;
    border: 1px solid var(--border-color);
}

.detail-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.detail-content h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.detail-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.order-info {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
}

.order-info-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.order-info-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.order-info-row {
    display: flex;
    justify-content: space-between;
    font-size: 15px;
}

.order-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.order-value {
    font-weight: 600;
    color: var(--text-primary);
}

.order-status-success {
    color: #10B981;
}

.success-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.success-footer {
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.success-footer p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.text-small {
    font-size: 14px;
}

.footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 50px 0 30px;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-brand h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 10px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 25px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

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

    .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 15px;
    }

    .categories-grid-full {
        grid-template-columns: 1fr;
    }

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

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

    .nav {
        gap: 20px;
    }

    .success-actions {
        flex-direction: column;
    }

    .success-actions .btn {
        width: 100%;
    }

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

    .security-badges {
        flex-direction: column;
        gap: 15px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

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