/* Leather Care Tips - Main Stylesheet */

/* CSS Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-primary: #8B4513;
    --color-primary-dark: #6B3510;
    --color-primary-light: #A0522D;
    --color-accent: #D2691E;
    --color-bg: #FDF8F3;
    --color-bg-alt: #F5EDE4;
    --color-text: #2C1810;
    --color-text-light: #5C4033;
    --color-border: #D4C4B5;
    --color-white: #FFFFFF;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-heading: Georgia, 'Times New Roman', serif;
    --max-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --border-radius: 8px;
    --shadow: 0 2px 8px rgba(44, 24, 16, 0.1);
    --shadow-hover: 0 4px 16px rgba(44, 24, 16, 0.15);
}

html {
    scroll-behavior: smooth;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.3;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; margin-top: var(--spacing-lg); }
h3 { font-size: 1.5rem; margin-top: var(--spacing-md); }
h4 { font-size: 1.25rem; margin-top: var(--spacing-sm); }

p {
    margin-bottom: var(--spacing-sm);
}

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

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

/* Header/Hero */
.hero {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero h1 {
    color: var(--color-white);
    font-size: 3rem;
    margin-bottom: var(--spacing-xs);
}

.hero .tagline {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 0;
}

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

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

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

.main-nav a:hover {
    background: var(--color-bg-alt);
    color: var(--color-primary);
    text-decoration: none;
}

/* Content Sections */
.content-section {
    background: var(--color-white);
    padding: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.content-section h2:first-child {
    margin-top: 0;
}

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

.info-card {
    background: var(--color-bg-alt);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

.info-card h4 {
    margin-top: 0;
    color: var(--color-primary);
}

/* Tables */
.care-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
}

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

.care-table th {
    background: var(--color-bg-alt);
    font-weight: 600;
    color: var(--color-primary-dark);
}

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

/* Lists */
ul, ol {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}

li {
    margin-bottom: var(--spacing-xs);
}

.tools-list,
.storage-list {
    list-style: none;
    padding-left: 0;
}

.tools-list li,
.storage-list li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.tools-list li::before,
.storage-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.steps-list {
    counter-reset: steps;
    list-style: none;
    padding-left: 0;
}

.steps-list li {
    position: relative;
    padding-left: 3rem;
    margin-bottom: var(--spacing-md);
}

.steps-list li::before {
    counter-increment: steps;
    content: counter(steps);
    position: absolute;
    left: 0;
    width: 2rem;
    height: 2rem;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.875rem;
}

.warning-list {
    background: #FFF5F5;
    border-left: 4px solid #E53E3E;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    list-style: none;
}

.warning-list li {
    padding-left: var(--spacing-md);
    position: relative;
}

.warning-list li::before {
    content: "✕";
    position: absolute;
    left: 0;
    color: #E53E3E;
    font-weight: bold;
}

/* Stain Guide */
.stain-guide {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.stain-item {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
}

.stain-item h4 {
    margin-top: 0;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: var(--spacing-xs);
}

/* Product Callout */
.product-callout {
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

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

/* Tip Box */
.tip-box {
    background: #F0FFF4;
    border-left: 4px solid #38A169;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
}

.tip-box h4 {
    margin-top: 0;
    color: #276749;
}

/* Conditioner Types */
.conditioner-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.conditioner-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    transition: all 0.2s ease;
}

.conditioner-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--color-primary);
}

.conditioner-card h4 {
    margin-top: 0;
    color: var(--color-primary);
}

/* Leather Types */
.leather-type {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: var(--spacing-md) 0;
    border-left: 4px solid var(--color-accent);
}

.leather-type h3 {
    margin-top: 0;
    color: var(--color-primary-dark);
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.product-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    transition: all 0.2s ease;
}

.product-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.product-card h3 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-accent);
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
}

.product-card h4 {
    margin-top: 0;
    font-size: 1.25rem;
    color: var(--color-primary-dark);
}

.product-features {
    list-style: none;
    padding: 0;
    margin: var(--spacing-sm) 0;
    flex-grow: 1;
}

.product-features li {
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.product-features li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

/* Buttons */
.btn {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    text-decoration: none;
    transform: translateY(-1px);
}

/* FAQ */
.faq-item {
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h3 {
    margin-top: 0;
    color: var(--color-primary);
    font-size: 1.1rem;
}

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

/* Footer */
footer {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    text-align: center;
}

footer p {
    margin-bottom: var(--spacing-xs);
    opacity: 0.9;
}

.affiliate-disclosure {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

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

    .content-section {
        padding: var(--spacing-md);
        margin: var(--spacing-sm) 0;
    }

    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }

    .main-nav ul {
        gap: 0;
    }

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

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

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        padding: var(--spacing-lg) 0;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .info-grid,
    .conditioner-types,
    .stain-guide {
        grid-template-columns: 1fr;
    }
}

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

    .content-section {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }

    a {
        color: var(--color-text);
    }

    a[href^="http"]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: var(--color-text-light);
    }
}