/* Cast Iron Care - Main Stylesheet */

/* CSS Variables */
:root {
    --color-primary: #2c2c2c;
    --color-secondary: #8b4513;
    --color-accent: #cd5c5c;
    --color-bg: #faf8f5;
    --color-bg-alt: #f0ebe3;
    --color-text: #333;
    --color-text-light: #666;
    --color-border: #ddd;
    --color-link: #8b4513;
    --color-link-hover: #cd5c5c;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-heading: Georgia, 'Times New Roman', serif;
    --max-width: 1100px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --border-radius: 8px;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-top: 0;
    color: var(--color-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; margin-bottom: var(--spacing-md); }
h3 { font-size: 1.4rem; margin-bottom: var(--spacing-sm); }
h4 { font-size: 1.15rem; margin-bottom: var(--spacing-xs); }

p {
    margin: 0 0 var(--spacing-md);
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-link-hover);
    text-decoration: underline;
}

/* Layout */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.site-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1a1a1a 100%);
    color: #fff;
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.site-title {
    margin: 0 0 var(--spacing-xs);
    font-size: 3rem;
    color: #fff;
    letter-spacing: 1px;
}

.site-tagline {
    margin: 0;
    font-size: 1.2rem;
    color: rgba(255,255,255,0.85);
    font-weight: 300;
}

/* Navigation */
.main-nav {
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-links {
    list-style: none;
    margin: 0;
    padding: var(--spacing-sm) 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xs) var(--spacing-md);
}

.nav-links li {
    margin: 0;
}

.nav-links a {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-links a:hover {
    background: var(--color-secondary);
    color: #fff;
    text-decoration: none;
}

/* Hero Section */
.hero {
    background: var(--color-bg-alt);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    margin: var(--spacing-xl) 0;
    text-align: center;
}

.hero h2 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: 1.15rem;
    max-width: 800px;
    margin: 0 auto;
    color: var(--color-text-light);
}

/* Content Sections */
.content-section {
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border);
}

.content-section:last-of-type {
    border-bottom: none;
}

/* Lists */
.step-list {
    counter-reset: step-counter;
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.step-list li {
    counter-increment: step-counter;
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 3.5rem;
    margin-bottom: var(--spacing-sm);
    background: var(--color-bg-alt);
    border-radius: var(--border-radius);
    position: relative;
}

.step-list li::before {
    content: counter(step-counter);
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    width: 2rem;
    height: 2rem;
    background: var(--color-secondary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

.feature-list, .warning-list {
    padding-left: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.feature-list li, .warning-list li {
    margin-bottom: var(--spacing-sm);
}

.warning-list {
    background: #fff5f5;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) var(--spacing-xl);
    border-left: 4px solid var(--color-accent);
    border-radius: var(--border-radius);
}

/* Tables */
.info-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
    background: #fff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.info-table th,
.info-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.info-table th {
    background: var(--color-primary);
    color: #fff;
    font-weight: 600;
}

.info-table tr:last-child td {
    border-bottom: none;
}

.info-table tr:hover {
    background: var(--color-bg-alt);
}

/* Product Callouts */
.product-callout {
    background: linear-gradient(135deg, #f8f4e8 0%, #f0ebe3 100%);
    border-left: 4px solid var(--color-secondary);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius);
}

.product-callout h4 {
    color: var(--color-secondary);
    margin-top: 0;
}

.product-callout p:last-child {
    margin-bottom: 0;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.product-card {
    background: #fff;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.product-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.product-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-secondary);
    color: #fff;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn:hover {
    background: var(--color-accent);
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
}

/* FAQ Section */
.faq-item {
    background: #fff;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.faq-item h3 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
    font-size: 1.15rem;
}

.faq-item p {
    margin: 0;
    color: var(--color-text-light);
}

/* Footer */
.site-footer {
    background: var(--color-primary);
    color: rgba(255,255,255,0.8);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    text-align: center;
}

.affiliate-disclosure {
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
}

.copyright {
    font-size: 0.8rem;
    margin: 0;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .site-title {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    .hero {
        padding: var(--spacing-lg);
    }

    .step-list li {
        padding-left: 3rem;
    }

    .info-table {
        font-size: 0.9rem;
    }

    .info-table th,
    .info-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .nav-links {
        gap: var(--spacing-xs);
    }

    .nav-links a {
        padding: var(--spacing-xs);
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .site-title {
        font-size: 1.8rem;
    }

    .site-tagline {
        font-size: 1rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

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

/* Print styles */
@media print {
    .main-nav,
    .btn {
        display: none;
    }

    .site-header {
        background: none;
        color: var(--color-primary);
    }

    .site-title {
        color: var(--color-primary);
    }

    body {
        font-size: 12pt;
    }
}