/* Mobile First Styles */
body {
    font-size: 16px;
    font-family: 'Noto Sans KR', sans-serif;
}

/* Premium listings highlight */
.premium-listing {
    border: 2px solid #ffc107;
    background-color: #fffdf0;
}

/* Hero Section */
.hero-section {
    background-color: #f8f9fa;
    padding: 40px 0;
    text-align: center;
    margin-bottom: 20px;
}
@media (min-width: 768px) {
    .hero-section {
        padding: 80px 0;
    }
}

/* Category Quick Links */
.category-quick-link {
    text-align: center;
    padding: 10px;
    border: 1px solid #eee;
    border-radius: 10px;
    transition: all 0.2s;
    cursor: pointer;
    display: block;
    text-decoration: none;
    color: #333;
}
.category-quick-link:hover {
    background-color: #f0f0f0;
    transform: translateY(-3px);
}
.category-icon {
    font-size: 1.5rem;
    margin-bottom: 5px;
    display: block;
}

/* Premium Section */
.premium-section .card {
    border: 2px solid #ffc107;
    transition: transform 0.2s;
}
.premium-section .card:hover {
    transform: scale(1.02);
}
.premium-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: #ffc107;
    color: #000;
    padding: 5px 10px;
    border-radius: 5px;
    font-weight: bold;
    z-index: 10;
}

/* Top Menu */
.top-menu .nav-link {
    padding: 0.2rem 0.5rem;
}

/* Spec Search Styles */
.spec-search-container {
    max-height: 600px;
    overflow-y: auto;
}
.spec-group {
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
    margin-bottom: 10px;
}
.spec-group-title {
    font-weight: bold;
    margin-bottom: 5px;
    display: block;
    font-size: 0.95rem;
}
.spec-option-label {
    cursor: pointer;
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    padding: 2px 5px;
    border-radius: 4px;
}
.spec-option-label:hover {
    background-color: #f8f9fa;
}
.spec-option-label input {
    margin-right: 5px;
}
.spec-option-label.opacity-50 {
    opacity: 0.5;
    cursor: not-allowed;
}
.spec-count {
    font-size: 0.8em;
    color: #888;
    margin-left: 3px;
}