/**
 * Nebula Theme - Category Page Styles
 * Version: 2.0.0
 */

/* Category Hero */
.nebula-category-hero {
    position: relative;
    text-align: center;
    padding: 80px 0 60px;
    background: linear-gradient(135deg, var(--nebula-primary, #0EA5E9) 0%, #0284C7 50%, #0369A1 100%);
    border-radius: 0 0 var(--nebula-radius-2xl, 24px) var(--nebula-radius-2xl, 24px);
    margin-bottom: 48px;
    overflow: hidden;
}

.nebula-category-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.nebula-category-hero__icon {
    position: relative;
    font-size: 56px;
    margin-bottom: 20px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.nebula-category-hero__title {
    position: relative;
    font-size: var(--nebula-text-4xl, 2.25rem);
    font-weight: var(--nebula-font-bold, 700);
    color: var(--nebula-white, #FFFFFF);
    margin-bottom: 16px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nebula-category-hero__desc {
    position: relative;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 640px;
    margin: 0 auto 20px;
    line-height: 1.7;
}

.nebula-category-hero__meta {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    backdrop-filter: blur(4px);
}

/* Category Navigation */
.nebula-category-nav {
    margin-bottom: 40px;
}

.nebula-category-nav__inner {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 20px 24px;
    background: var(--nebula-bg, #FFFFFF);
    border-radius: var(--nebula-radius-xl, 16px);
    box-shadow: var(--nebula-shadow-card, 0 4px 20px rgba(0, 0, 0, 0.08));
    border: 1px solid var(--nebula-border, #E2E8F0);
}

.nebula-category-nav__item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--nebula-bg-secondary, #F8FAFC);
    border: 1px solid transparent;
    border-radius: var(--nebula-radius-full, 9999px);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--nebula-text-secondary, #64748b);
    text-decoration: none;
    transition: all 0.25s ease;
}

.nebula-category-nav__item:hover {
    background: rgba(14, 165, 233, 0.08);
    border-color: var(--nebula-primary, #0EA5E9);
    color: var(--nebula-primary, #0EA5E9);
    transform: translateY(-2px);
}

.nebula-category-nav__item.active {
    background: linear-gradient(135deg, var(--nebula-primary, #0EA5E9), #0284C7);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.3);
}

.nebula-category-nav__count {
    font-size: 0.75rem;
    padding: 2px 8px;
    background: rgba(0, 0, 0, 0.08);
    border-radius: 10px;
}

.nebula-category-nav__item.active .nebula-category-nav__count {
    background: rgba(255, 255, 255, 0.25);
}

/* Category Content */
.nebula-category-content {
    margin-bottom: 60px;
}

.nebula-category-layout {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.nebula-category-results {
    flex: 1;
    min-width: 0;
}

.nebula-category-sidebar {
    width: 320px;
    flex-shrink: 0;
    position: sticky;
    top: 84px;
}

/* No Results */
.nebula-no-results {
    text-align: center;
    padding: 60px 20px;
    background: var(--nebula-bg, #FFFFFF);
    border-radius: var(--nebula-radius-xl, 16px);
    box-shadow: var(--nebula-shadow-card, 0 4px 20px rgba(0, 0, 0, 0.08));
}

.nebula-no-results__icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.nebula-no-results__title {
    font-size: 1.5rem;
    font-weight: var(--nebula-font-bold, 700);
    color: var(--nebula-secondary, #0F172A);
    margin-bottom: 12px;
}

.nebula-no-results__desc {
    font-size: 1rem;
    color: var(--nebula-text-muted, #94A3B8);
    line-height: 1.7;
    margin-bottom: 32px;
}

.nebula-no-results__back {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    background: var(--nebula-primary, #0EA5E9);
    color: #fff;
    border-radius: var(--nebula-radius-md, 8px);
    font-weight: var(--nebula-font-semibold, 600);
    text-decoration: none;
    transition: all 0.2s ease;
}

.nebula-no-results__back:hover {
    background: var(--nebula-primary-hover, #0284c7);
    transform: translateY(-2px);
}

/* Pagination */
.nebula-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
    padding: 24px;
}

.nebula-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 8px 12px;
    background: var(--nebula-bg, #FFFFFF);
    border: 1px solid var(--nebula-border, #E2E8F0);
    border-radius: var(--nebula-radius-md, 8px);
    font-size: 0.875rem;
    color: var(--nebula-text-secondary, #64748b);
    text-decoration: none;
    transition: all 0.2s ease;
}

.nebula-pagination .page-numbers:hover {
    background: var(--nebula-bg-secondary, #F8FAFC);
    border-color: var(--nebula-primary, #0EA5E9);
    color: var(--nebula-primary, #0EA5E9);
}

.nebula-pagination .page-numbers.current {
    background: var(--nebula-primary, #0EA5E9);
    border-color: var(--nebula-primary, #0EA5E9);
    color: #fff;
}

.nebula-pagination .page-numbers.dots {
    border: none;
    background: transparent;
    cursor: default;
}

.nebula-pagination .page-numbers.dots:hover {
    background: transparent;
    border-color: transparent;
    color: var(--nebula-text-muted, #94A3B8);
}

/* Responsive */
@media (max-width: 992px) {
    .nebula-category-layout {
        flex-direction: column;
    }

    .nebula-category-sidebar {
        width: 100%;
        position: static;
    }
}

@media (max-width: 768px) {
    .nebula-category-hero {
        padding: 40px 0 30px;
    }

    .nebula-category-hero__title {
        font-size: var(--nebula-text-2xl, 1.5rem);
    }

    .nebula-category-nav__inner {
        padding: 12px 16px;
        gap: 8px;
    }

    .nebula-category-nav__item {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    .nebula-no-results {
        padding: 40px 16px;
    }
}