/* ==========================================================================
   RESOURCE DIRECTORY — Links Frontend
   CRT terminal aesthetic matching the Gilligan Tech Gazette
   ========================================================================== */

/* ==========================================================================
   MASTHEAD (legacy, kept for reference)
   ========================================================================== */

.links-masthead {
    text-align: center;
    padding: 3rem 1rem 2rem;
    border-top: 3px double var(--crt-green);
    border-bottom: 3px double var(--crt-green);
    margin-bottom: 2.5rem;
    position: relative;
    overflow: hidden;
}

.links-masthead::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 255, 65, 0.015) 2px,
            rgba(0, 255, 65, 0.015) 4px
        );
    pointer-events: none;
}

.links-masthead-title {
    font-family: var(--font-terminal);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--crt-green);
    text-shadow: var(--crt-green-glow-strong);
    letter-spacing: 0.15em;
    line-height: 1.1;
    margin: 0 0 0.5rem;
    text-transform: uppercase;
}

.links-masthead-subtitle {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--crt-amber);
    text-shadow: var(--crt-amber-glow);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin: 0 0 1rem;
}

.links-masthead-meta {
    font-family: var(--font-terminal);
    font-size: 1.1rem;
    color: var(--crt-text-dim);
    letter-spacing: 0.1em;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.links-masthead-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.links-masthead-divider {
    color: var(--crt-green-muted);
}

/* ==========================================================================
   SORT CONTROLS — Terminal Button Row
   ========================================================================== */

.links-sort-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding: 0.75rem 1rem;
    background: var(--crt-card);
    border: 1px solid var(--crt-border);
    flex-wrap: wrap;
}

.links-sort-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--crt-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-right: 0.25rem;
}

.links-sort-label::before {
    content: '$ sort --by ';
    color: var(--crt-green-muted);
}

.links-sort-btn {
    font-family: var(--font-terminal);
    font-size: 0.85rem;
    color: var(--crt-text-dim);
    background: transparent;
    border: 1px solid var(--crt-border);
    padding: 0.35rem 0.75rem;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.links-sort-btn:hover {
    border-color: var(--crt-green);
    color: var(--crt-green);
    text-shadow: 0 0 6px rgba(0, 255, 65, 0.3);
}

.links-sort-btn.active {
    border-color: var(--crt-green);
    background: var(--crt-green);
    color: var(--crt-black);
    font-weight: 700;
}

/* ==========================================================================
   LAYOUT — Two Column Directory
   ========================================================================== */

.links-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 2rem;
    max-width: var(--container-max);
    margin: 0 auto;
}

.links-main {
    min-width: 0;
}

.links-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 1rem);
    align-self: start;
}

/* ==========================================================================
   SECTION HEADERS — Terminal Style
   ========================================================================== */

.links-section-header {
    font-family: var(--font-terminal);
    font-size: 1.5rem;
    color: var(--crt-green);
    text-shadow: 0 0 6px rgba(0, 255, 65, 0.3);
    margin: 0 0 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--crt-border-bright);
    letter-spacing: 0.05em;
}

.links-section-header::before {
    content: '>> ';
    color: var(--crt-amber);
}

/* ==========================================================================
   LINK GRID — Card Layout
   ========================================================================== */

.links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Featured link spans full width */
.link-card--featured {
    grid-column: 1 / -1;
}

/* ==========================================================================
   LINK CARDS — Terminal Panel Style
   ========================================================================== */

.link-card {
    background: var(--crt-card);
    border: 1px solid var(--crt-border);
    border-radius: 2px;
    overflow: hidden;
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
}

.link-card:hover {
    border-color: var(--crt-border-bright);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.06);
    transform: translateY(-2px);
}

.link-card--featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.link-card__image {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--crt-dark);
    position: relative;
}

.link-card--featured .link-card__image {
    aspect-ratio: auto;
    min-height: 250px;
}

.link-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.link-card:hover .link-card__image img {
    transform: scale(1.03);
}

.link-card__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--crt-dark), var(--crt-surface));
    color: var(--crt-cyan);
    font-family: var(--font-terminal);
    font-size: 2.5rem;
    text-decoration: none;
}

.link-card__featured-badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--crt-black);
    background: var(--crt-amber);
    padding: 0.2rem 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.link-card__body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.link-card__category {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--crt-amber);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.5rem;
}

.link-card__title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--crt-text-bright);
    line-height: 1.35;
    margin: 0 0 0.5rem;
}

.link-card__title a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

.link-card__title a:hover {
    color: var(--crt-green);
    text-shadow: 0 0 6px rgba(0, 255, 65, 0.2);
}

.link-card--featured .link-card__title {
    font-size: 1.5rem;
}

.link-card__url {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--crt-cyan);
    margin-bottom: 0.5rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    opacity: 0.8;
    transition: var(--transition-fast);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.link-card__url:hover {
    opacity: 1;
    text-shadow: var(--crt-cyan-glow);
}

.link-card__excerpt {
    font-size: 0.875rem;
    color: var(--crt-text-dim);
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

.link-card__meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--crt-text-muted);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px dashed var(--crt-border);
}

.link-card__clicks {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--crt-cyan);
}

/* ==========================================================================
   SIDEBAR — Index/Filter Style (reuses news sidebar patterns)
   ========================================================================== */

.links-sidebar-section {
    border: 1px dashed var(--crt-border-amber);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    background: var(--crt-card);
}

.links-sidebar-title {
    font-family: var(--font-terminal);
    font-size: 1.2rem;
    color: var(--crt-amber);
    text-shadow: var(--crt-amber-glow);
    margin: 0 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--crt-border-amber);
    letter-spacing: 0.05em;
}

.links-sidebar-title::before {
    content: '>> ';
}

/* Tag Cloud */
.links-tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.links-tag-pill {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--crt-cyan);
    border: 1px solid rgba(0, 212, 255, 0.25);
    padding: 0.25rem 0.6rem;
    text-decoration: none;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.links-tag-pill:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--crt-cyan);
    color: var(--crt-cyan);
    text-shadow: var(--crt-cyan-glow);
}

.links-tag-pill.active {
    background: rgba(0, 212, 255, 0.15);
    border-color: var(--crt-cyan);
    color: var(--crt-cyan);
}

.links-tag-count {
    font-size: 0.65rem;
    color: var(--crt-text-muted);
}

/* Category Filter */
.links-category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.links-category-list li {
    margin-bottom: 0.25rem;
}

.links-category-list a {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--crt-text-dim);
    text-decoration: none;
    display: block;
    padding: 0.4rem 0.6rem;
    transition: var(--transition-fast);
    border-left: 2px solid transparent;
}

.links-category-list a:hover,
.links-category-list a.active {
    color: var(--crt-green);
    border-left-color: var(--crt-green);
    background: var(--crt-green-subtle);
}

/* ==========================================================================
   PAGINATION — Terminal Page Numbers
   ========================================================================== */

.links-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin: 2.5rem 0;
    font-family: var(--font-terminal);
}

.links-pagination a,
.links-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.25rem;
    height: 2.25rem;
    padding: 0 0.5rem;
    border: 1px solid var(--crt-border);
    color: var(--crt-text-dim);
    text-decoration: none;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.links-pagination a:hover {
    border-color: var(--crt-green);
    color: var(--crt-green);
    text-shadow: 0 0 6px rgba(0, 255, 65, 0.3);
}

.links-pagination .current {
    border-color: var(--crt-green);
    background: var(--crt-green);
    color: var(--crt-black);
    font-weight: 700;
}

.links-pagination .dots {
    border: none;
    color: var(--crt-text-muted);
}

/* ==========================================================================
   ACTIVE FILTER INDICATOR
   ========================================================================== */

.links-active-filter {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1.5rem;
    background: var(--crt-green-subtle);
    border: 1px solid var(--crt-border);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--crt-text-dim);
}

.links-active-filter strong {
    color: var(--crt-green);
}

.links-active-filter a {
    color: var(--crt-amber);
    text-decoration: none;
    margin-left: auto;
    font-size: 0.75rem;
}

.links-active-filter a:hover {
    color: var(--crt-amber-bright);
}

/* ==========================================================================
   SINGLE LINK DETAIL — Reading Layout
   ========================================================================== */

.link-detail {
    max-width: 800px;
    margin: 0 auto;
}

.link-detail-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px dashed var(--crt-border);
}

.link-detail-category {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--crt-amber);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.75rem;
}

.link-detail-category a {
    color: inherit;
    text-decoration: none;
}

.link-detail-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--crt-text-bright);
    line-height: 1.2;
    margin: 0 0 1rem;
}

.link-detail-byline {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--crt-text-dim);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.link-detail-byline .separator {
    color: var(--crt-green-muted);
}

/* Visit Link CTA */
.link-detail-cta {
    display: flex;
    align-items: center;
    margin: 1.5rem 0 2rem;
}

.link-detail-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-terminal);
    font-size: 1.1rem;
    color: var(--crt-black);
    background: var(--crt-cyan);
    padding: 0.75rem 1.75rem;
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: var(--transition-base);
    border: 2px solid var(--crt-cyan);
    position: relative;
    overflow: hidden;
}

.link-detail-cta-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.link-detail-cta-btn:hover::before {
    transform: translateX(100%);
}

.link-detail-cta-btn:hover {
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4), 0 0 40px rgba(0, 212, 255, 0.15);
    transform: translateY(-1px);
}

.link-detail-cta-url {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--crt-text-muted);
    margin-left: 1rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 300px;
}

/* Featured Image */
.link-detail-image {
    margin: 0 0 2rem;
    border: 1px solid var(--crt-border);
    overflow: hidden;
}

.link-detail-image img {
    width: 100%;
    display: block;
}

/* Content */
.link-detail-content {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--crt-text);
}

.link-detail-content h2,
.link-detail-content h3,
.link-detail-content h4 {
    color: var(--crt-text-bright);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.link-detail-content p {
    margin-bottom: 1.25rem;
}

.link-detail-content a {
    color: var(--crt-cyan);
    text-decoration: underline;
    text-decoration-color: rgba(0, 212, 255, 0.3);
    text-underline-offset: 3px;
    transition: var(--transition-fast);
}

.link-detail-content a:hover {
    color: var(--crt-cyan);
    text-decoration-color: var(--crt-cyan);
    text-shadow: var(--crt-cyan-glow);
}

.link-detail-content blockquote {
    border-left: 3px solid var(--crt-amber);
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    background: rgba(255, 176, 0, 0.04);
    color: var(--crt-text-dim);
    font-style: italic;
}

.link-detail-content pre,
.link-detail-content code {
    font-family: var(--font-mono);
    background: var(--crt-dark);
    border: 1px solid var(--crt-border);
}

.link-detail-content code {
    padding: 0.15rem 0.4rem;
    font-size: 0.875em;
    color: var(--crt-green);
}

.link-detail-content pre {
    padding: 1rem 1.25rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.link-detail-content pre code {
    border: none;
    padding: 0;
    background: none;
}

.link-detail-content img {
    max-width: 100%;
    height: auto;
    border: 1px solid var(--crt-border);
}

/* Tags */
.link-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 2rem 0;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--crt-border);
}

.link-detail-tags .label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--crt-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    align-self: center;
    margin-right: 0.25rem;
}

/* Related Links */
.links-related {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 3px double var(--crt-border);
}

.links-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.links-related-card {
    background: var(--crt-card);
    border: 1px solid var(--crt-border);
    padding: 1rem;
    text-decoration: none;
    transition: var(--transition-base);
}

.links-related-card:hover {
    border-color: var(--crt-green);
    background: var(--crt-surface);
}

.links-related-card__title {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--crt-text-bright);
    margin: 0 0 0.5rem;
    line-height: 1.3;
}

.links-related-card__url {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--crt-cyan);
    opacity: 0.7;
}

/* ==========================================================================
   BREADCRUMBS
   ========================================================================== */

.links-breadcrumbs {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--crt-text-muted);
    margin-bottom: 1.5rem;
}

.links-breadcrumbs a {
    color: var(--crt-text-dim);
    text-decoration: none;
    transition: var(--transition-fast);
}

.links-breadcrumbs a:hover {
    color: var(--crt-green);
}

.links-breadcrumbs .sep {
    color: var(--crt-green-muted);
    margin: 0 0.5rem;
}

/* ==========================================================================
   EMPTY STATE
   ========================================================================== */

.links-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--crt-text-dim);
    font-family: var(--font-terminal);
}

.links-empty-icon {
    font-size: 3rem;
    color: var(--crt-cyan);
    margin-bottom: 1rem;
}

.links-empty-text {
    font-size: 1.2rem;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 900px) {
    .links-layout {
        grid-template-columns: 1fr;
    }

    .links-sidebar {
        position: static;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
}

@media (max-width: 700px) {
    .links-grid {
        grid-template-columns: 1fr;
    }

    .link-card--featured {
        grid-template-columns: 1fr;
    }

    .link-card--featured .link-card__image {
        min-height: 200px;
    }

    .links-masthead {
        padding: 2rem 1rem 1.5rem;
    }

    .links-masthead-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .links-sidebar {
        grid-template-columns: 1fr;
    }

    .links-related-grid {
        grid-template-columns: 1fr;
    }

    .links-sort-bar {
        justify-content: center;
    }

    .link-detail-cta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .link-detail-cta-url {
        margin-left: 0;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .links-masthead-title {
        font-size: 2rem;
    }

    .link-detail-title {
        font-size: 1.5rem;
    }

    .link-card__body {
        padding: 1rem;
    }

    .link-detail-cta-btn {
        font-size: 0.95rem;
        padding: 0.6rem 1.25rem;
        width: 100%;
        justify-content: center;
    }
}