/* ============================================================
   CATEGORY PAGE — THE SHARP LENS
   Extends main.css with category-specific components
   ============================================================ */

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
    padding: var(--space-2xl) 0 var(--space-xl);
    border-bottom: 3px double var(--border);
}
.page-header__badge {
    display: inline-block;
    font-size: 0.6rem; font-weight: 700;
    letter-spacing: 0.16em; text-transform: uppercase;
    padding: 4px 12px; border-radius: 2px;
    margin-bottom: var(--space-md);
    color: #fff;
}
.page-header__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800; line-height: 1.1;
    margin-bottom: var(--space-sm);
}
.page-header__desc {
    font-size: 1.05rem; color: var(--ink-secondary);
    max-width: 600px; line-height: 1.55;
}
.page-header__stats {
    display: flex; gap: var(--space-xl);
    margin-top: var(--space-lg);
    font-size: 0.78rem; color: var(--ink-muted);
}
.page-header__stat-num {
    font-family: var(--font-display);
    font-weight: 800; font-size: 1.3rem;
    color: var(--ink); display: block;
}

/* ============================================================
   FILTER BAR
   ============================================================ */
.filter-bar {
    display: flex; align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--border-light);
    gap: var(--space-md); flex-wrap: wrap;
}
.filter-bar__left {
    display: flex; align-items: center;
    gap: var(--space-md); flex-wrap: wrap;
}
.filter-bar__label {
    font-size: 0.75rem; font-weight: 600;
    color: var(--ink-muted);
    letter-spacing: 0.04em; text-transform: uppercase;
}
.filter-bar__options { display: flex; gap: 6px; flex-wrap: wrap; }
.filter-btn {
    padding: 7px 16px; border-radius: 20px;
    font-size: 0.78rem; font-weight: 500;
    border: 1px solid var(--border);
    color: var(--ink-secondary);
    background: transparent; transition: all 0.2s;
}
.filter-btn:hover { border-color: var(--ink); color: var(--ink); }
.filter-btn.active {
    background: var(--ink); color: var(--paper);
    border-color: var(--ink);
}
.filter-bar__right {
    display: flex; align-items: center; gap: var(--space-md);
}
.filter-bar__sort {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.78rem; color: var(--ink-muted);
}
.filter-bar__select {
    font-family: var(--font-body);
    font-size: 0.78rem; font-weight: 600;
    color: var(--ink);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 6px 28px 6px 10px;
    background: var(--paper);
    appearance: none; cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237a7a7a' stroke-width='2' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    outline: none;
}
.filter-bar__select:focus { border-color: var(--accent-red); }
.filter-bar__view { display: flex; gap: 2px; }
.view-btn {
    width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 4px; color: var(--ink-muted);
    border: 1px solid var(--border); transition: all 0.2s;
}
.view-btn.active {
    background: var(--ink); color: var(--paper); border-color: var(--ink);
}
.view-btn:hover:not(.active) { border-color: var(--ink); color: var(--ink); }

/* ============================================================
   CONTENT LAYOUT (Grid + Sidebar)
   ============================================================ */
.content-section { padding: var(--space-2xl) 0 var(--space-3xl); }
.content-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-2xl);
}

/* ============================================================
   ARTICLE GRID
   ============================================================ */
.article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}
.grid-card { cursor: pointer; }
.grid-card__img-wrap {
    position: relative; border-radius: 4px;
    overflow: hidden; aspect-ratio: 16/10;
    margin-bottom: var(--space-md);
}
.grid-card__img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.45s;
}
.grid-card:hover .grid-card__img { transform: scale(1.05); }
.grid-card__date-badge {
    position: absolute; top: 10px; left: 10px;
    background: rgba(26,26,26,0.82); color: #fff;
    padding: 4px 10px; border-radius: 3px;
    font-size: 0.62rem; font-weight: 600;
    letter-spacing: 0.04em; text-transform: uppercase;
    backdrop-filter: blur(4px);
}
.grid-card__cat {
    font-size: 0.65rem; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    margin-bottom: 6px;
}
.grid-card__title {
    font-family: var(--font-display);
    font-size: 1.05rem; font-weight: 700;
    line-height: 1.3; margin-bottom: 6px;
    transition: color 0.2s;
}
.grid-card:hover .grid-card__title { color: var(--accent-red); }
.grid-card__excerpt {
    font-size: 0.84rem; color: var(--ink-secondary);
    line-height: 1.5;
    display: -webkit-box; -webkit-line-clamp: 2;
    -webkit-box-orient: vertical; overflow: hidden;
    margin-bottom: 6px;
}
.grid-card__meta { font-size: 0.7rem; color: var(--ink-muted); }

/* ============================================================
   CATEGORY SIDEBAR — Trending List
   ============================================================ */
.cat-sidebar {
    padding-left: var(--space-xl);
    border-left: 1px solid var(--border);
}
.trending-list { list-style: none; }
.trending-item {
    display: flex; gap: var(--space-md);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
    cursor: pointer;
}
.trending-item:last-child { border-bottom: none; }
.trending-item:hover .trending-item__title { color: var(--accent-red); }
.trending-item__num {
    font-family: var(--font-display);
    font-size: 1.6rem; font-weight: 800;
    color: var(--accent-red); opacity: 0.25;
    line-height: 1; flex-shrink: 0; width: 28px;
}
.trending-item__title {
    font-family: var(--font-display);
    font-size: 0.9rem; font-weight: 600;
    line-height: 1.35; transition: color 0.2s;
}
.trending-item__meta {
    font-size: 0.68rem; color: var(--ink-muted); margin-top: 3px;
}

/* Follow Widget */
.follow-widget {
    margin-top: var(--space-2xl); padding: var(--space-xl);
    background: var(--paper-warm); border: 1px solid var(--border);
    border-radius: 6px;
}
.follow-widget__title {
    font-family: var(--font-display);
    font-size: 1rem; font-weight: 700;
    margin-bottom: var(--space-md);
}
.follow-widget__links { display: flex; gap: var(--space-sm); }
.follow-link {
    width: 38px; height: 38px;
    border: 1px solid var(--border); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--ink-muted); transition: all 0.2s;
}
.follow-link:hover {
    background: var(--ink); color: var(--paper); border-color: var(--ink);
}

/* ============================================================
   PAGINATION
   ============================================================ */
.tsl-pagination {
    display: flex; align-items: center; justify-content: center;
    gap: 4px; padding: var(--space-2xl) 0 0;
    border-top: 1px solid var(--border-light);
    margin-top: var(--space-2xl);
}
.tsl-pagination .nav-links {
    display: flex; align-items: center; gap: 4px;
}
.tsl-pagination .page-numbers {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 4px; font-size: 0.85rem; font-weight: 600;
    color: var(--ink-secondary);
    border: 1px solid var(--border); transition: all 0.2s;
    text-decoration: none;
}
.tsl-pagination .page-numbers:hover { border-color: var(--ink); color: var(--ink); }
.tsl-pagination .page-numbers.current {
    background: var(--ink); color: var(--paper); border-color: var(--ink);
}
.tsl-pagination .page-numbers.dots {
    border: none; color: var(--ink-muted); letter-spacing: 2px;
}
.tsl-pagination .page-numbers.prev,
.tsl-pagination .page-numbers.next {
    color: var(--ink-muted); border: 1px solid var(--border);
}
.tsl-pagination .page-numbers.prev:hover,
.tsl-pagination .page-numbers.next:hover {
    color: var(--ink); border-color: var(--ink);
}

/* ============================================================
   CATEGORY RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
    .article-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
    .content-layout { grid-template-columns: 1fr; }
    .cat-sidebar {
        padding-left: 0; border-left: none;
        border-top: 1px solid var(--border);
        padding-top: var(--space-xl);
    }
}
@media (max-width: 768px) {
    .article-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }
    .grid-card__excerpt { display: none; }
    .page-header__title { font-size: 1.8rem; }
    .filter-bar { gap: var(--space-sm); }
    .filter-bar__options { flex-wrap: wrap; }
}
@media (max-width: 480px) {
    .article-grid { grid-template-columns: 1fr; }
}
@media print {
    .filter-bar, .follow-widget, .tsl-pagination { display: none !important; }
}