/* Modern Design System */
:root {
    --primary: #F7931A;
    --primary-dark: #E6851A;
    --secondary: #1E3A5F;
    --secondary-dark: #0F2744;
    --secondary-gradient: linear-gradient(135deg, #1E3A5F 0%, #234266 50%, #1A365C 100%);
    --secondary-gradient-subtle: linear-gradient(180deg, #1E3A5F 0%, #1B3759 100%);
    --accent: #F4A647;
    --success: #10B981;
    --text-dark: #1A1A1A;
    --text-muted: #6B7280;
    --text-light: #9CA3AF;
    --bg-white: #FFFFFF;
    --bg-light: #F9FAFB;
    --border: #E5E7EB;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
}

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

html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    background: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
    overflow-y: auto;
    height: auto;
    min-height: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    z-index: 1000;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.header.scrolled {
    padding: 12px 0;
    box-shadow: var(--shadow-md);
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(255,255,255,0.95) 100%);
}

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

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

.logo {
    font-size: 20px;
    font-weight: 800;
    color: var(--secondary);
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.cta-btn {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.cta-btn:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
    padding: 120px 0 40px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    border-bottom: 1px solid var(--border);
}

.breadcrumb {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    font-size: 14px;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
}

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

.hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
}

/* Products Section */
.products-section {
    padding: 60px 0 120px;
    background: var(--bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
    width: 100%;
}

/* Product Card */
.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-sm);
    height: auto;
    min-height: 350px;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.product-image-wrapper {
    height: 240px;
    background: var(--bg-light);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: 12px 12px 0 0;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
    padding: 20px;
}

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

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    background: var(--success);
    color: white;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-content {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: visible;
    height: auto;
}

.product-header {
    margin-bottom: 12px;
}

.product-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.product-sku {
    font-size: 13px;
    color: var(--text-light);
    font-family: 'SF Mono', monospace;
}

.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--text-muted);
}

.spec {
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-price {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.product-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: auto;
}

.btn {
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: 1px solid var(--primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    border-color: var(--primary-dark);
}

.btn-secondary {
    background: white;
    color: var(--text-dark);
    border: 1px solid var(--border);
}

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

/* Footer */
.footer {
    background: var(--secondary-gradient-subtle);
    color: white;
    padding: 60px 0 30px;
    margin-top: 0;
}

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

.footer-brand {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

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

.footer-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    color: var(--accent);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
}

/* Main Content Fix */
main, section, .container {
    overflow: visible !important;
    height: auto !important;
    min-height: auto !important;
}

/* Loading State */
.loading {
    text-align: center;
    padding: 60px;
    color: var(--text-muted);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

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

/* Responsive */
@media (max-width: 968px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
        padding-bottom: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 32px;
    }
    
    .nav-links {
        display: none;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        padding-bottom: 40px;
    }
    
    .products-section {
        padding-bottom: 80px;
    }
}