/* ==========================================================================
   AI PULSE HOST - Magazine Grid Layout
   3-column responsive grid system with news magazine aesthetics
   ========================================================================== */

/* Main Grid Container */
.magazine-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg, 24px);
    margin: var(--space-lg, 24px) 0;
    width: 100%;
}

/* Grid Sections */
.grid-section {
    background: var(--bg-secondary, #2a2a2a);
    border: 1px solid var(--border, #6ba3d4);
    padding: var(--space-md, 16px);
    border-radius: 2px;
}

.grid-section-header {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--text-primary, #f4e04d);
    margin-bottom: var(--space-md, 16px);
    padding-bottom: var(--space-sm, 8px);
    border-bottom: 2px solid var(--highlight, #b19cd9);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   News Card - Compact RSS Feed Style
   ========================================================================== */

.news-card {
    background: var(--bg-primary, #1a1a1a);
    border: 1px solid var(--border-alt, #ff9933);
    border-left: 3px solid var(--border, #6ba3d4);
    padding: var(--space-sm, 12px);
    margin-bottom: var(--space-md, 16px);
    transition: all 0.2s ease;
    position: relative;
}

.news-card:hover {
    border-left-color: var(--text-primary, #f4e04d);
    background: rgba(107, 163, 212, 0.05);
    transform: translateX(2px);
}

.news-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm, 8px);
    margin-bottom: var(--space-xs, 6px);
    font-size: 0.75rem;
    color: var(--text-muted, #999);
}

.news-card-category {
    background: var(--highlight, #b19cd9);
    color: var(--bg-primary, #1a1a1a);
    padding: 2px 6px;
    border-radius: 2px;
    font-weight: bold;
    font-size: 0.7rem;
    letter-spacing: 0.5px;
}

.news-card-time {
    color: var(--text-muted, #999);
}

.news-card-title {
    font-size: 1rem;
    font-weight: bold;
    color: var(--text-primary, #f4e04d);
    margin: var(--space-xs, 6px) 0;
    line-height: 1.4;
    cursor: pointer;
}

.news-card-title:hover {
    color: var(--link, #6ba3d4);
}

.news-card-source {
    font-size: 0.75rem;
    color: var(--text-muted, #999);
    margin: var(--space-xs, 6px) 0;
}

.news-card-link {
    display: inline-block;
    color: var(--link, #6ba3d4);
    text-decoration: none;
    font-size: 0.85rem;
    margin-top: var(--space-xs, 6px);
    font-weight: bold;
    transition: color 0.2s ease;
}

.news-card-link:hover {
    color: var(--text-primary, #f4e04d);
}

/* ==========================================================================
   Blog Card - Company Blog with Lead Paragraph
   ========================================================================== */

.blog-card {
    background: var(--bg-primary, #1a1a1a);
    border: 1px solid var(--highlight, #b19cd9);
    border-left: 3px solid var(--highlight, #b19cd9);
    padding: var(--space-md, 16px);
    margin-bottom: var(--space-md, 16px);
    transition: all 0.2s ease;
}

.blog-card:hover {
    border-left-color: var(--text-primary, #f4e04d);
    background: rgba(177, 160, 234, 0.05);
    transform: translateX(2px);
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm, 8px);
    margin-bottom: var(--space-sm, 8px);
    font-size: 0.75rem;
    color: var(--text-muted, #999);
}

.blog-card-company {
    background: var(--text-primary, #f4e04d);
    color: var(--bg-primary, #1a1a1a);
    padding: 3px 8px;
    border-radius: 2px;
    font-weight: bold;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.blog-card-time {
    color: var(--text-muted, #999);
}

.blog-card-title {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-primary, #f4e04d);
    margin: var(--space-sm, 8px) 0;
    line-height: 1.4;
    cursor: pointer;
}

.blog-card-title:hover {
    color: var(--highlight, #b19cd9);
}

.blog-card-lead {
    font-size: 0.9rem;
    color: var(--text-muted, #ccc);
    line-height: 1.6;
    margin: var(--space-sm, 8px) 0;
    font-style: italic;
    border-left: 2px solid var(--highlight, #b19cd9);
    padding-left: var(--space-sm, 8px);
}

.blog-card-link {
    display: inline-block;
    color: var(--highlight, #b19cd9);
    text-decoration: none;
    font-size: 0.85rem;
    margin-top: var(--space-sm, 8px);
    font-weight: bold;
    transition: color 0.2s ease;
}

.blog-card-link:hover {
    color: var(--text-primary, #f4e04d);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

/* Tablet - 2 columns */
@media screen and (max-width: 1199px) and (min-width: 768px) {
    .magazine-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Third column goes full width at bottom */
    .grid-section:nth-child(3) {
        grid-column: 1 / -1;
    }
}

/* Mobile - 1 column */
@media screen and (max-width: 767px) {
    .magazine-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md, 16px);
    }

    .grid-section {
        padding: var(--space-sm, 12px);
    }

    .grid-section-header {
        font-size: 1rem;
    }

    .news-card-title,
    .blog-card-title {
        font-size: 0.95rem;
    }

    .blog-card-lead {
        font-size: 0.85rem;
    }
}

/* Very small mobile optimization */
@media screen and (max-width: 480px) {
    .magazine-grid {
        gap: var(--space-sm, 8px);
        margin: var(--space-md, 16px) 0;
    }

    .news-card,
    .blog-card {
        padding: var(--space-xs, 10px);
    }

    .news-card-meta,
    .blog-card-meta {
        flex-wrap: wrap;
    }
}

/* ==========================================================================
   Loading States
   ========================================================================== */

.loading-skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-secondary, #2a2a2a) 25%,
        rgba(107, 163, 212, 0.1) 50%,
        var(--bg-secondary, #2a2a2a) 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: 2px;
    height: 100px;
    margin-bottom: var(--space-md, 16px);
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ==========================================================================
   Perplexity-Style Cards
   ========================================================================== */

.perplexity-card {
    background: var(--bg-primary, #1a1a1a);
    border: 1px solid var(--border, #6ba3d4);
    border-radius: 8px;
    padding: var(--space-md, 16px);
    margin-bottom: var(--space-md, 16px);
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.perplexity-card:hover {
    border-color: var(--accent-blue, #6ba3d4);
    box-shadow: 0 4px 16px rgba(107, 163, 212, 0.2);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm, 8px);
    font-size: 0.8rem;
}

.card-category {
    background: var(--accent-purple, #b19cd9);
    color: var(--bg-primary, #1a1a1a);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 0.7rem;
    text-transform: uppercase;
}

.card-timestamp {
    color: var(--text-muted, #999);
    font-size: 0.75rem;
}

.card-title {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-primary, #f4e04d);
    margin: var(--space-sm, 8px) 0;
    line-height: 1.4;
    cursor: pointer;
}

.card-title:hover {
    color: var(--accent-blue, #6ba3d4);
}

.card-summary {
    font-size: 0.9rem;
    color: var(--text-muted, #ccc);
    line-height: 1.5;
    margin: var(--space-sm, 8px) 0;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-xs, 6px);
    margin: var(--space-sm, 8px) 0;
    flex-wrap: wrap;
}

.source-badge {
    background: var(--bg-secondary, #2a2a2a);
    color: var(--text-muted, #999);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    border: 1px solid var(--border, #6ba3d4);
}

.verified-badge {
    background: var(--accent-green, #00ff41);
    color: var(--bg-primary, #1a1a1a);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: bold;
}

.confidence-badge {
    background: var(--accent-orange, #ff9933);
    color: var(--bg-primary, #1a1a1a);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: bold;
}

.card-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm, 8px);
    margin-top: var(--space-sm, 8px);
    flex-wrap: wrap;
}

.card-link {
    color: var(--accent-blue, #6ba3d4);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: bold;
    transition: color 0.2s ease;
    cursor: pointer;
    background: none;
    border: none;
}

.card-link:hover {
    color: var(--text-primary, #f4e04d);
}

/* AI Summary Button Styling */
.ai-summary-btn {
    background: var(--accent-purple, #b19cd9) !important;
    color: var(--bg-primary, #1a1a1a) !important;
    padding: 6px 12px !important;
    border-radius: 6px !important;
    font-weight: bold !important;
    border: none !important;
    text-decoration: none !important;
    display: inline-block !important;
    transition: all 0.3s ease !important;
}

.ai-summary-btn:hover {
    background: var(--accent-blue, #6ba3d4) !important;
    color: var(--bg-primary, #1a1a1a) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(107, 163, 212, 0.4) !important;
}

/* Article Page Enhancements */
.original-link {
    background: var(--accent-green, #00ff41) !important;
    color: var(--bg-primary, #1a1a1a) !important;
    padding: 8px 16px !important;
    border-radius: 6px !important;
    font-weight: bold !important;
    text-decoration: none !important;
    display: inline-block !important;
    transition: all 0.3s ease !important;
    margin-top: var(--space-sm, 8px) !important;
}

.original-link:hover {
    background: var(--accent-orange, #ff9933) !important;
    color: var(--bg-primary, #1a1a1a) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 12px rgba(255, 153, 51, 0.4) !important;
}

/* Summary Mode Enhancements */
.article-container.summary-mode .article-title {
    font-size: 2rem !important;
    text-align: center !important;
    margin-bottom: var(--space-lg, 24px) !important;
    color: var(--accent-blue, #6ba3d4) !important;
}

.article-container.summary-mode .ai-summary-content {
    background: var(--bg-secondary, #2a2a2a) !important;
    border: 2px solid var(--accent-purple, #b19cd9) !important;
    border-radius: 12px !important;
    padding: var(--space-lg, 24px) !important;
    margin: var(--space-md, 16px) 0 !important;
    box-shadow: 0 8px 32px rgba(177, 160, 234, 0.2) !important;
}

.article-container.summary-mode #article-analysis {
    font-size: 1.1rem !important;
    line-height: 1.7 !important;
    color: var(--text-primary, #f4e04d) !important;
    text-align: justify !important;
}

/* Multi-Source Analysis Cards */
.analysis-card {
    border-left: 4px solid var(--accent-purple, #b19cd9);
}

.multi-perspective-summary {
    margin: var(--space-sm, 8px) 0;
}

.perspective-section {
    margin-bottom: var(--space-md, 16px);
}

.perspective-section h4 {
    color: var(--accent-blue, #6ba3d4);
    font-size: 0.9rem;
    margin-bottom: var(--space-xs, 6px);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.perspective-section p {
    font-size: 0.85rem;
    color: var(--text-muted, #ccc);
    line-height: 1.5;
    margin: 0;
}

/* Trending & Community Cards */
.trending-card,
.community-card {
    border-left: 4px solid var(--accent-orange, #ff9933);
}

.trending-list {
    margin-top: var(--space-sm, 8px);
}

.trending-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm, 8px);
    padding: var(--space-xs, 6px) 0;
    border-bottom: 1px solid var(--border, #6ba3d4);
}

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

.trend-rank {
    background: var(--accent-orange, #ff9933);
    color: var(--bg-primary, #1a1a1a);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: bold;
}

.trend-title {
    flex: 1;
    font-size: 0.85rem;
    color: var(--text-primary, #f4e04d);
}

.trend-metric {
    font-size: 0.7rem;
    color: var(--text-muted, #999);
}

.community-insights {
    margin-top: var(--space-sm, 8px);
}

.insight-item {
    background: var(--bg-secondary, #2a2a2a);
    border: 1px solid var(--border, #6ba3d4);
    border-radius: 6px;
    padding: var(--space-sm, 8px);
    margin-bottom: var(--space-sm, 8px);
}

.insight-source {
    font-size: 0.7rem;
    color: var(--accent-green, #00ff41);
    font-weight: bold;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.insight-text {
    font-size: 0.8rem;
    color: var(--text-muted, #ccc);
    line-height: 1.4;
    margin-bottom: 4px;
}

.insight-meta {
    font-size: 0.7rem;
    color: var(--text-muted, #999);
}

.source-count {
    font-size: 0.8rem;
    color: var(--text-muted, #999);
    margin-left: auto;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.text-truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}