/* Modern CSS Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Root Variables */
:root {
    --font-pixel: 'Press Start 2P', cursive;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --color-primary: #333;
    --color-secondary: #666;
    --color-accent: #663399;
    --color-bg: #fff;
    --color-bg-alt: #f5f5f5;
    --color-border: #ddd;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: #f4f2ff;
        --color-secondary: #cfc8ff;
        --color-accent: #b38cff;
        --color-bg: #141022;
        --color-bg-alt: #1f1a33;
        --color-border: #2e2644;
    }
}

/* Base Styles */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-primary);
    background-color: var(--color-bg);
}

/* Container */
.container {
    max-width: 1380px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

/* Header */
.header {
    margin-bottom: var(--spacing-xl);
}

.header-top {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.site-title {
    font-family: var(--font-pixel);
    font-size: clamp(1.2rem, 4vw, 2rem);
    line-height: 1.4;
}

.site-title a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

.site-title a:hover {
    color: var(--color-accent);
}

.header-links {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.badcat-link,
.bigbadfun-link {
    font-family: var(--font-pixel);
    font-size: clamp(0.6rem, 2vw, 0.9rem);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-primary);
    color: var(--color-bg);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: inline-block;
}

.badcat-link:hover,
.bigbadfun-link:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
}

.header-image {
    width: 100%;
    margin-top: var(--spacing-md);
}

.header-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Welcome Section */
.welcome-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-radius: var(--border-radius);
}

.welcome-text h2,
.supplies-text h2 {
    font-family: var(--font-pixel);
    font-size: clamp(0.9rem, 2.5vw, 1.2rem);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.welcome-text p,
.supplies-text p {
    font-size: clamp(0.875rem, 2vw, 1rem);
}

/* Controls */
.controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.controls-left {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-toggle,
.btn-howto {
    font-family: var(--font-pixel);
    font-size: clamp(0.6rem, 1.8vw, 0.8rem);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-primary);
    color: var(--color-bg);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
}

.btn-toggle:hover,
.btn-howto:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
}

/* Categories */
.categories {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.category {
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--color-bg);
    transition: var(--transition);
}

.category:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.category-header {
    font-family: var(--font-pixel);
    font-size: clamp(0.8rem, 2.2vw, 1.1rem);
    padding: var(--spacing-md);
    background: var(--color-primary);
    color: var(--color-bg);
    cursor: pointer;
    list-style: none;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.category-header::-webkit-details-marker {
    display: none;
}

.category-header::after {
    content: '+';
    font-size: 1.5em;
    transition: var(--transition);
}

.category[open] .category-header::after {
    content: '−';
    transform: rotate(180deg);
}

.category-header:hover {
    background: var(--color-accent);
}

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

/* Cats Grid */
.cats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* Carousel for Mobile */
@media (max-width: 768px) {
    .cats-grid {
        display: grid;
        grid-auto-flow: column;
        grid-auto-columns: minmax(200px, 1fr);
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        scrollbar-width: thin;
        -webkit-overflow-scrolling: touch;
        gap: var(--spacing-md);
        padding-bottom: var(--spacing-sm);
    }

    .cats-grid::-webkit-scrollbar {
        height: 8px;
    }

    .cats-grid::-webkit-scrollbar-track {
        background: var(--color-bg-alt);
        border-radius: 4px;
    }

    .cats-grid::-webkit-scrollbar-thumb {
        background: var(--color-primary);
        border-radius: 4px;
    }

    .cat-card {
        scroll-snap-align: start;
        min-width: 200px;
    }
}

/* Cat Card */
.cat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.cat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.cat-link {
    display: block;
    margin-bottom: var(--spacing-sm);
}

.cat-link img {
    width: 100%;
    max-width: 200px;
    height: auto;
    display: block;
    transition: var(--transition);
}

.cat-link:hover img {
    transform: scale(1.05);
}

.cat-info {
    width: 100%;
}

.cat-info h3 {
    font-family: var(--font-pixel);
    font-size: clamp(0.7rem, 1.8vw, 0.9rem);
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.cat-info p {
    font-size: clamp(0.75rem, 1.6vw, 0.875rem);
    margin-bottom: var(--spacing-xs);
    line-height: 1.5;
}

.cat-info em {
    font-style: normal;
    font-weight: bold;
    color: var(--color-accent);
}

/* Cat Showcase (for single cat categories) */
.cat-showcase {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.cat-showcase .cat-link img {
    max-width: 300px;
    margin: 0 auto;
}

/* Category Description */
.category-description {
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--border-radius);
}

.category-description h3 {
    font-family: var(--font-pixel);
    font-size: clamp(0.8rem, 2vw, 1rem);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.category-description p {
    font-size: clamp(0.875rem, 1.8vw, 1rem);
    line-height: 1.6;
}

.category-description a {
    color: var(--color-accent);
    text-decoration: none;
}

.category-description a:hover {
    text-decoration: underline;
}

/* Category Summary (for Camp BadCat) */
.category-summary {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-lg);
    align-items: start;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-bg-alt);
    border-radius: var(--border-radius);
}

.badge-section {
    text-align: center;
}

.badge-link {
    text-decoration: none;
    color: var(--color-primary);
    display: block;
}

.badge-link img {
    max-width: 150px;
    height: auto;
    margin-bottom: var(--spacing-xs);
}

.badge-link p {
    font-family: var(--font-pixel);
    font-size: clamp(0.6rem, 1.6vw, 0.8rem);
}

.summary-text h3 {
    font-family: var(--font-pixel);
    font-size: clamp(0.8rem, 2vw, 1rem);
    margin-bottom: var(--spacing-sm);
}

.summary-text p {
    font-size: clamp(0.875rem, 1.8vw, 1rem);
    line-height: 1.6;
}

.summary-text a {
    color: var(--color-accent);
    text-decoration: none;
}

.summary-text a:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 2px solid var(--color-border);
}

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

.disclaimer p {
    font-size: clamp(0.75rem, 1.6vw, 0.875rem);
    line-height: 1.6;
    color: var(--color-secondary);
}

.disclaimer a {
    color: var(--color-accent);
    text-decoration: none;
}

.disclaimer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-sm);
    }

    .header-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .welcome-section {
        grid-template-columns: 1fr;
        padding: var(--spacing-md);
    }

    .controls {
        flex-direction: column;
        align-items: stretch;
    }

    .controls-left {
        justify-content: center;
    }

    .category-summary {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .badge-section {
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .cats-grid {
        grid-auto-columns: minmax(180px, 1fr);
    }

    .cat-card {
        min-width: 180px;
    }
}

/* Print Styles */
@media print {
    .controls,
    .category-header {
        break-inside: avoid;
    }

    .category {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}