/* ============================================================
   Learn English JP — Category Archive
   assets/category.css
   ============================================================ */

/* ── Category hero ──────────────────────────────────────────── */
.ej-cat-hero {
    background: linear-gradient(135deg, var(--ej-indigo-lt) 0%, #f0fdf4 100%);
    border-bottom: 1px solid var(--ej-border);
    padding: 40px 24px 36px;
}
.ej-cat-hero__inner {
    max-width: 1200px;
    margin: 0 auto;
}

.ej-cat-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--ej-muted);
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.ej-cat-breadcrumb a {
    color: var(--ej-indigo);
    text-decoration: none;
}
.ej-cat-breadcrumb a:hover { text-decoration: underline; }

.ej-cat-hero__body {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}
.ej-cat-hero__icon {
    font-size: 52px;
    line-height: 1;
    flex-shrink: 0;
}
.ej-cat-hero__title {
    font-family: var(--ej-font);
    font-size: clamp(26px, 4vw, 40px);
    font-weight: 900;
    color: var(--ej-ink);
    margin: 0 0 8px;
    letter-spacing: -0.03em;
    line-height: 1.15;
}
.ej-cat-hero__desc {
    font-size: 15px;
    color: var(--ej-slate);
    margin: 0 0 12px;
    line-height: 1.65;
    max-width: 56ch;
}
.ej-cat-hero__meta {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.ej-cat-hero__count {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: 100px;
    background: var(--ej-surface);
    border: 1.5px solid var(--ej-border);
    font-size: 13px;
    font-weight: 700;
    color: var(--ej-slate);
}

/* ── Body layout ────────────────────────────────────────────── */
.ej-cat-body { padding: 0 24px 64px; }
.ej-cat-body__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 40px;
    padding-top: 36px;
    align-items: start;
}

/* ── Toolbar ────────────────────────────────────────────────── */
.ej-cat-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.ej-cat-toolbar__count {
    font-size: 14px;
    color: var(--ej-muted);
    font-weight: 600;
    margin: 0;
}
.ej-cat-toolbar__count strong { color: var(--ej-ink); }
.ej-cat-toolbar__sort {
    display: flex;
    align-items: center;
    gap: 8px;
}
.ej-cat-toolbar__sort-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--ej-muted);
}
.ej-cat-toolbar__sort-wrap { position: relative; }
.ej-cat-toolbar__select {
    appearance: none;
    padding: 7px 32px 7px 12px;
    border: 1.5px solid var(--ej-border);
    border-radius: var(--ej-radius-sm);
    background: var(--ej-surface);
    font-family: var(--ej-font);
    font-size: 13px;
    font-weight: 700;
    color: var(--ej-ink);
    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='%2394a3b8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}
.ej-cat-toolbar__select:focus { outline: 2px solid var(--ej-indigo); outline-offset: 2px; }

/* ── Card grid ──────────────────────────────────────────────── */
.ej-cat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 18px;
}

.ej-cat-card {
    display: flex;
    flex-direction: column;
    background: var(--ej-surface);
    border: 1.5px solid var(--ej-border);
    border-radius: var(--ej-radius);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all .2s ease;
}
.ej-cat-card:hover {
    border-color: var(--ej-indigo);
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(79,70,229,.12);
}

.ej-cat-card__thumb {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--ej-bg-alt);
    overflow: hidden;
    flex-shrink: 0;
}
.ej-cat-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .4s ease;
}
.ej-cat-card:hover .ej-cat-card__thumb img { transform: scale(1.04); }

.ej-cat-card__thumb--fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--ej-indigo-lt), #e0e7ff);
}
.ej-cat-card__emoji { font-size: 40px; }

.ej-cat-card__type-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 4px 10px;
    border-radius: 100px;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(4px);
    font-size: 11px;
    font-weight: 800;
    color: var(--ej-ink);
    border: 1px solid rgba(0,0,0,.06);
}

.ej-cat-card__body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}
.ej-cat-card__title {
    font-size: 15px;
    font-weight: 800;
    color: var(--ej-ink);
    margin: 0;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.ej-cat-card:hover .ej-cat-card__title { color: var(--ej-indigo); }
.ej-cat-card__excerpt {
    font-size: 13px;
    color: var(--ej-slate);
    margin: 0;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}
.ej-cat-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 4px;
    padding-top: 10px;
    border-top: 1px solid var(--ej-border);
}
.ej-cat-card__date,
.ej-cat-card__read {
    font-size: 11px;
    font-weight: 600;
    color: var(--ej-muted);
}

/* ── Empty state ────────────────────────────────────────────── */
.ej-cat-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 64px 24px;
}
.ej-cat-empty__icon { font-size: 52px; margin-bottom: 16px; }
.ej-cat-empty__heading { font-size: 22px; font-weight: 900; color: var(--ej-ink); margin: 0 0 10px; }
.ej-cat-empty p { font-size: 15px; color: var(--ej-muted); margin: 0 0 24px; }

/* ── Pagination ─────────────────────────────────────────────── */
.ej-cat-pagination { margin-top: 40px; }
.ej-cat-pagination .page-numbers {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    padding: 0;
    margin: 0;
    justify-content: center;
}
.ej-cat-pagination .page-numbers li a,
.ej-cat-pagination .page-numbers li span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: var(--ej-radius-sm);
    border: 1.5px solid var(--ej-border);
    font-size: 14px;
    font-weight: 700;
    color: var(--ej-slate);
    text-decoration: none;
    transition: all .15s ease;
    background: var(--ej-surface);
}
.ej-cat-pagination .page-numbers li a:hover { border-color: var(--ej-indigo); color: var(--ej-indigo); background: var(--ej-indigo-lt); }
.ej-cat-pagination .page-numbers li span.current { background: var(--ej-indigo); border-color: var(--ej-indigo); color: #fff; }

/* ── Sidebar ────────────────────────────────────────────────── */
.ej-cat-sidebar { position: sticky; top: calc(var(--ej-header-h) + 24px); }
.ej-cat-sidebar__block {
    background: var(--ej-surface);
    border: 1.5px solid var(--ej-border);
    border-radius: var(--ej-radius);
    padding: 20px;
    margin-bottom: 20px;
}
.ej-cat-sidebar__title {
    font-size: 14px;
    font-weight: 900;
    color: var(--ej-ink);
    margin: 0 0 14px;
}
.ej-cat-topics { list-style: none; padding: 0; margin: 0; }
.ej-cat-topics li { margin: 0; }
.ej-cat-topic-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-radius: var(--ej-radius-sm);
    font-size: 14px;
    font-weight: 600;
    color: var(--ej-slate);
    text-decoration: none;
    transition: all .12s ease;
    margin: 0 -6px;
}
.ej-cat-topic-link:hover { background: var(--ej-indigo-lt); color: var(--ej-indigo); }
.ej-cat-topic-link.is-active { background: var(--ej-indigo-lt); color: var(--ej-indigo); font-weight: 800; }
.ej-cat-topic-count {
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 100px;
    background: var(--ej-bg-alt);
    color: var(--ej-muted);
    flex-shrink: 0;
}

.ej-cat-sidebar__cta { text-align: center; }
.ej-cat-sidebar__cta-icon { font-size: 36px; margin-bottom: 10px; }
.ej-cat-sidebar__cta-title { font-size: 16px; font-weight: 900; color: var(--ej-ink); margin: 0 0 8px; }
.ej-cat-sidebar__cta-text { font-size: 13px; color: var(--ej-muted); line-height: 1.6; margin: 0 0 16px; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 960px) {
    .ej-cat-body__inner { grid-template-columns: 1fr; }
    .ej-cat-sidebar { position: static; }
}
@media (max-width: 640px) {
    .ej-cat-hero { padding: 28px 16px 24px; }
    .ej-cat-body  { padding: 0 16px 48px; }
    .ej-cat-hero__body { flex-direction: column; gap: 12px; }
    .ej-cat-hero__icon { font-size: 36px; }
    .ej-cat-grid { grid-template-columns: 1fr; }
}