/* ============================================
   World Political Parties — Channel Page Styles
   Shared across all 6 channel pages
   ============================================ */

/* ---------- Breadcrumb ---------- */
.breadcrumb {
    background: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border-light);
    padding: 0.75rem 0;
}

.breadcrumb ol {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

.breadcrumb li::after {
    content: '›';
    margin-left: 0.5rem;
    color: var(--color-border);
}

.breadcrumb li:last-child::after {
    display: none;
}

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

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

.breadcrumb [aria-current="page"] {
    color: var(--color-text);
    font-weight: 600;
}

/* ---------- Channel Hero ---------- */
.channel-hero {
    position: relative;
    padding: 4rem 0 3rem;
    overflow: hidden;
}

.channel-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

/* Per-channel hero backgrounds */
.chan-frontier-hero .channel-hero-bg {
    background: linear-gradient(135deg, #2c1810 0%, #5c1a1a 40%, #3a1010 100%);
}

.chan-country-hero .channel-hero-bg {
    background: linear-gradient(135deg, #0d2b1a 0%, #1a5c3a 40%, #0a3a20 100%);
}

.chan-diplomacy-hero .channel-hero-bg {
    background: linear-gradient(135deg, #0d1b3e 0%, #1a3a6c 40%, #0a2040 100%);
}

.chan-society-hero .channel-hero-bg {
    background: linear-gradient(135deg, #2a1040 0%, #5c3a6c 40%, #1a0a30 100%);
}

.chan-history-hero .channel-hero-bg {
    background: linear-gradient(135deg, #2a2010 0%, #6c5c3a 40%, #3a2a10 100%);
}

.chan-debate-hero .channel-hero-bg {
    background: linear-gradient(135deg, #0a2a20 0%, #3a6c5c 40%, #102a20 100%);
}

/* Grid pattern overlay */
.channel-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: 1;
}

.channel-hero-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    color: #fff;
}

.channel-hero-content {
    max-width: 560px;
}

.channel-number {
    font-size: 4rem;
    font-weight: 900;
    font-family: var(--font-heading);
    opacity: 0.15;
    line-height: 1;
    margin-bottom: -0.5rem;
}

.channel-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.channel-hero-content h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #fff;
}

.channel-hero-content > p {
    font-size: 1rem;
    line-height: 1.75;
    color: rgba(255,255,255,0.7);
    margin-bottom: 1.5rem;
}

.channel-hero-stats {
    display: flex;
    gap: 2rem;
}

.ch-stat strong {
    display: block;
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-accent);
    font-family: var(--font-heading);
}

.ch-stat span {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.channel-hero-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.channel-hero-image img {
    width: 100%;
    height: 360px;
    object-fit: cover;
    display: block;
}

/* ---------- Channel Layout: Main + Sidebar ---------- */
.channel-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 3rem;
    padding: 3rem 0 4rem;
}

/* ---------- Channel Sub-section ---------- */
.channel-subsection {
    margin-bottom: 3rem;
}

.subsection-header {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--color-border-light);
}

.subsection-icon {
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.subsection-icon.theory-icon {
    background: var(--color-accent);
    color: var(--color-primary);
}

.subsection-header h3 {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.subsection-header p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* ---------- Featured Article ---------- */
.featured-article {
    margin-bottom: 2rem;
}

.featured-link {
    display: block;
    background: var(--color-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    transition: box-shadow 0.3s ease, transform 0.2s ease;
    text-decoration: none;
    color: inherit;
}

.featured-link:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.featured-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.featured-body {
    padding: 1.5rem 2rem 2rem;
}

.article-tag {
    display: inline-block;
    background: var(--color-red);
    color: #fff;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.75rem;
}

.featured-body h4 {
    font-size: 1.3rem;
    color: var(--color-primary);
    line-height: 1.35;
    margin-bottom: 0.75rem;
    transition: color 0.2s ease;
}

.featured-link:hover .featured-body h4 {
    color: var(--color-red-light);
}

.featured-excerpt {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.featured-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

.featured-meta span:first-child {
    font-weight: 600;
    color: var(--color-text);
}

/* ---------- Article List ---------- */
.article-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.article-list-item {
    border-bottom: 1px solid var(--color-border-light);
}

.article-list-item:last-child {
    border-bottom: none;
}

.article-list-item a {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 1.25rem;
    padding: 1.25rem 0;
    text-decoration: none;
    color: inherit;
    transition: background 0.2s ease;
}

.article-list-item a:hover {
    background: var(--color-bg-light);
    margin: 0 -1rem;
    padding: 1.25rem 1rem;
    border-radius: 8px;
}

.list-item-image {
    border-radius: 8px;
    overflow: hidden;
}

.list-item-image img {
    width: 100%;
    height: 130px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.article-list-item a:hover .list-item-image img {
    transform: scale(1.05);
}

.list-item-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.list-item-content h4 {
    font-size: 1rem;
    color: var(--color-primary);
    line-height: 1.4;
    margin-bottom: 0.5rem;
    transition: color 0.2s ease;
}

.article-list-item a:hover .list-item-content h4 {
    color: var(--color-red-light);
}

.list-item-content p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    line-height: 1.5;
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.list-item-meta {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    display: flex;
    gap: 0.75rem;
}

.list-item-meta span:first-child {
    font-weight: 600;
    color: var(--color-text);
}

/* ---------- Load More ---------- */
.load-more-wrap {
    text-align: center;
    padding: 2rem 0;
}

.btn-load-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    background: var(--color-bg);
    border: 2px solid var(--color-primary);
    border-radius: 8px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.25s ease;
}

.btn-load-more:hover {
    background: var(--color-primary);
    color: #fff;
}

/* ---------- Sidebar ---------- */
.channel-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: 12px;
    padding: 1.5rem;
}

.sidebar-card h4 {
    font-size: 0.95rem;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-accent);
}

.sidebar-card p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.65;
}

.sidebar-divider {
    height: 1px;
    background: var(--color-border-light);
    margin: 1rem 0;
}

.sidebar-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.sidebar-topic-tag {
    display: inline-block;
    background: var(--color-bg-light);
    color: var(--color-primary);
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.sidebar-topic-tag:hover {
    background: var(--color-primary);
    color: #fff;
}

/* Editor's Picks */
.sidebar-picks {
    list-style: none;
    counter-reset: picks;
}

.sidebar-picks li {
    counter-increment: picks;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--color-border-light);
}

.sidebar-picks li:last-child {
    border-bottom: none;
}

.sidebar-picks a {
    display: flex;
    gap: 0.75rem;
    align-items: baseline;
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.85rem;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.sidebar-picks a:hover {
    color: var(--color-red-light);
}

.pick-num {
    font-size: 0.72rem;
    font-weight: 900;
    color: var(--color-accent);
    flex-shrink: 0;
}

/* Reader Poll */
.poll-question {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text);
    margin-bottom: 0.75rem;
}

.poll-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.poll-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border-light);
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--color-text);
    transition: all 0.2s ease;
}

.poll-option:hover {
    border-color: var(--color-accent);
    background: var(--color-bg-light);
}

.poll-option input[type="radio"] {
    accent-color: var(--color-accent);
}

.btn-poll {
    margin-top: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.82rem;
    cursor: pointer;
    transition: background 0.2s ease;
}

.btn-poll:hover {
    background: var(--color-primary-light);
}

/* Sidebar Newsletter */
.sidebar-newsletter {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: #fff;
    text-align: center;
}

.sidebar-newsletter svg {
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.sidebar-newsletter h4 {
    color: #fff;
    border-bottom-color: rgba(255,255,255,0.2);
}

.sidebar-newsletter p {
    color: rgba(255,255,255,0.7);
    font-size: 0.82rem;
    margin-bottom: 1rem;
}

.btn-subscribe-sm {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-primary);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.82rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-subscribe-sm:hover {
    background: #fff;
}

/* ---------- Region Grid (Country Studies) ---------- */
.region-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.region-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 1rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.25s ease;
}

.region-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    transform: translateY(-2px);
}

.region-icon {
    width: 56px;
    height: 56px;
    background: var(--color-bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.region-card h4 {
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 700;
}

.region-count {
    font-size: 0.72rem;
    color: var(--color-text-muted);
}

/* ---------- Country Index (Sidebar) ---------- */
.country-index-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.country-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--color-bg-light);
    color: var(--color-text);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
}

.country-tag:hover {
    background: var(--color-primary);
    color: #fff;
}

/* ---------- Network List (Party Diplomacy) ---------- */
.network-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.network-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    background: var(--color-bg-light);
    border-radius: 8px;
    text-decoration: none;
    color: var(--color-text);
    transition: all 0.2s ease;
}

.network-item:hover {
    background: var(--color-primary);
    color: #fff;
}

.network-item:hover .network-abbr {
    background: rgba(255,255,255,0.2);
    color: #fff;
}

.network-abbr {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent);
    color: var(--color-primary);
    font-size: 0.72rem;
    font-weight: 900;
    border-radius: 6px;
    flex-shrink: 0;
}

/* ---------- Cleavage List (Party & Society) ---------- */
.cleavage-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.cleavage-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    background: var(--color-bg-light);
    border-radius: 8px;
    border-left: 3px solid var(--color-accent);
}

.cleavage-label {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--color-primary);
    min-width: 70px;
}

.cleavage-desc {
    font-size: 0.78rem;
    color: var(--color-text-light);
    text-align: right;
}

/* ---------- Thinker List (Historical Perspective) ---------- */
.thinker-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.thinker-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    background: var(--color-bg-light);
    border-radius: 8px;
    border-left: 3px solid #d97706;
}

.thinker-portrait {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, #92400e, #d97706);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.thinker-item > div {
    display: flex;
    flex-direction: column;
}

.thinker-item strong {
    font-size: 0.82rem;
    color: var(--color-primary);
    font-weight: 700;
}

.thinker-item span {
    font-size: 0.72rem;
    color: var(--color-text-muted);
}

/* ---------- Debate Index (Opinion & Debate) ---------- */
.debate-index {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.debate-index-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--color-bg-light);
    border-radius: 8px;
    border-left: 3px solid var(--color-primary);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

.debate-index-item:hover {
    background: var(--color-primary);
    border-left-color: var(--color-accent);
}

.debate-index-item:hover strong,
.debate-index-item:hover span {
    color: #fff;
}

.di-num {
    width: 32px;
    height: 32px;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    flex-shrink: 0;
    margin-top: 1px;
}

.debate-index-item:hover .di-num {
    background: rgba(255,255,255,0.2);
}

.debate-index-item > div {
    display: flex;
    flex-direction: column;
}

.debate-index-item strong {
    font-size: 0.82rem;
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.2rem;
}

.debate-index-item span {
    font-size: 0.72rem;
    color: var(--color-text-muted);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .channel-layout {
        grid-template-columns: 1fr;
    }

    .channel-hero-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .channel-hero-image {
        max-width: 480px;
    }
}

@media (max-width: 768px) {
    .channel-hero {
        padding: 2.5rem 0 2rem;
    }

    .channel-hero-content h2 {
        font-size: 1.5rem;
    }

    .channel-hero-stats {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .channel-hero-image img {
        height: 240px;
    }

    .featured-image img {
        height: 200px;
    }

    .featured-body {
        padding: 1.25rem;
    }

    .article-list-item a {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .list-item-image img {
        height: 180px;
    }

    .channel-layout {
        gap: 2rem;
        padding: 2rem 0 3rem;
    }
}

@media (max-width: 480px) {
    .channel-hero-content h2 {
        font-size: 1.25rem;
    }

    .ch-stat strong {
        font-size: 1.4rem;
    }

    .featured-body h4 {
        font-size: 1.1rem;
    }

    .subsection-header {
        flex-direction: column;
        gap: 0.75rem;
    }
}