:root {
    --primary-yellow: #FFC700;
    --primary-orange: #F57F17;
    --primary-blue: #0D47A1;
    --primary-green: #2E7D32;
    --dark: #1A1A1A;
    --light-gray: #F5F5F5;
    --white: #FFFFFF;
    --font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --shadow-deep: 0 10px 20px rgba(0,0,0,0.1), 0 3px 6px rgba(0,0,0,0.08);
    --shadow-lifted: 0 4px 8px rgba(0,0,0,0.12);
}

/* 1. Basic Reset & Global Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-family-sans-serif);
    background-color: var(--light-gray);
    color: var(--dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 2. Header Styles */
.site-header {
    background: var(--dark);
    padding: 20px 0;
    text-align: center;
}

.site-header .logo {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--white);
    text-decoration: none;
}

.site-header .slogan {
    color: var(--light-gray);
    font-size: 1.1rem;
    margin-top: 5px;
    opacity: 0.8;
}

/* 3. Main Content & Category/Subcategory Grids */
.main-content {
    padding: 40px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    font-weight: 700;
}

.category-grid,
.subcategory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.category-card {
    background: var(--white);
    border-radius: 8px;
    padding: 25px;
    text-align: center;
    text-decoration: none;
    color: var(--dark);
    box-shadow: var(--shadow-lifted);
    transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
    font-size: 1.1rem;
    font-weight: 600;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-deep);
}

/* 4. Breadcrumbs */
.breadcrumbs {
    margin-bottom: 25px;
    font-size: 0.95rem;
    color: #555;
}

.breadcrumbs a {
    color: var(--primary-blue);
    text-decoration: none;
}

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

/* 5. Footer Styles */
.site-footer {
    background: var(--dark);
    color: var(--light-gray);
    padding: 30px 0;
    text-align: center;
    margin-top: 50px;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    margin: 0 10px;
}

.footer-links a:hover {
    text-decoration: underline;
}

.copyright {
    margin-top: 15px;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* 6. Listings Placeholder */
.listings-placeholder {
    background: var(--white);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    color: #757575;
    font-size: 1.2rem;
    border: 2px dashed #e0e0e0;
    margin-top: 30px;
}

.listings-placeholder p {
    margin: 0 0 10px;
}