/* =============================================================================
   GLOBAL PEPTIDE GROUPS STYLES
   ============================================================================= */

/* =============================================================================
   HOMEPAGE FEATURE SECTION
   ============================================================================= */

.gpg-homepage-blurb {
    padding: 0;
}

.gpg-homepage-img {
    width: 100%;
    height: auto;
    max-height: 420px;
}

.gpg-homepage-img.gpg-img-bottom {
    object-position: bottom;
}

/* =============================================================================
   INDEX PAGE STYLES
   ============================================================================= */

/* Index Page - Current Featured Group */
.current-group-feature {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--aps-blue, #1a5276);
}

.featured-group-title {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
}

.featured-group-title a {
    color: var(--aps-blue, #1a5276);
    text-decoration: none;
}

.featured-group-title a:hover {
    text-decoration: underline;
}

.featured-group-blurb {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.featured-group-meta {
    color: #6c757d;
    font-style: italic;
    margin-bottom: 1.5rem;
}

/* Archive Section */
.archive-section-header {
    font-size: 1.5rem;
    color: var(--aps-blue, #1a5276);
    border-bottom: 2px solid var(--aps-orange, #e67e22);
    padding-bottom: 0.5rem;
}

/* Card Styles */
.gpg-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid #dee2e6;
}

.gpg-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.gpg-card .card-title a {
    color: var(--aps-text, #333);
}

.gpg-card .card-title a:hover {
    color: var(--aps-blue, #1a5276);
}

/* Card images - cropped version */
.gpg-card-img {
    height: 200px;
    object-fit: cover;
    object-position: top;
}

/* Card images - fluid version (no crop) */
.gpg-card-img-fluid {
    width: 100%;
    height: auto;
}

.card-img-placeholder {
    height: 180px;
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 3rem;
}

/* =============================================================================
   DETAIL PAGE - TABS
   ============================================================================= */

.gpg-tabs-container {
    margin-top: 2rem;
}

/* Tab Navigation */
.gpg-tabs {
    border-bottom: 2px solid var(--aps-blue, #1a5276);
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}

.gpg-tabs .nav-link {
    color: #495057;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-bottom: none;
    border-radius: 4px 4px 0 0;
    margin-right: 4px;
    padding: 0.75rem 1.25rem;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.2s ease;
    text-transform: uppercase;
}

.gpg-tabs .nav-link:hover {
    color: var(--aps-blue, #1a5276);
    background: #e9ecef;
}

.gpg-tabs .nav-link.active {
    color: #fff;
    background: var(--aps-blue, #1a5276);
    border-color: var(--aps-blue, #1a5276);
}

/* Tab Content */
.gpg-tab-content {
    background: #fff;
    border: 1px solid #dee2e6;
    border-top: none;
    border-radius: 0 0 4px 4px;
    padding: 2rem;
    min-height: 400px;
}

.tab-inner-content {
    line-height: 1.7;
}

/* Styles for imported WordPress content */
.tab-inner-content .row {
    margin-left: -15px;
    margin-right: -15px;
}

.tab-inner-content .col-md-7,
.tab-inner-content .col-md-5 {
    padding-left: 15px;
    padding-right: 15px;
}

.tab-inner-content img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.tab-inner-content h2,
.tab-inner-content h3,
.tab-inner-content h4 {
    color: var(--aps-blue, #1a5276);
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

.tab-inner-content h2:first-child,
.tab-inner-content h3:first-child,
.tab-inner-content h4:first-child {
    margin-top: 0;
}

.tab-inner-content p {
    margin-bottom: 1rem;
}

.tab-inner-content ul,
.tab-inner-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.tab-inner-content blockquote {
    border-left: 4px solid var(--aps-orange, #e67e22);
    padding-left: 1rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: #555;
}

/* References styling */
.tab-inner-content .references,
.tab-inner-content .citations {
    font-size: 0.9rem;
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 4px;
}

/* Featured Banner */
.featured-banner {
    max-height: 400px;
    overflow: hidden;
    border-radius: 8px;
}

.featured-banner img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* Group Meta Info */
.group-meta {
    margin-bottom: 1.5rem;
}

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

@media (max-width: 991.98px) {
    .gpg-tabs {
        justify-content: flex-start;
        padding-bottom: 8px;
    }

    .gpg-tabs .nav-link {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .gpg-tab-content {
        padding: 1.5rem;
    }

    .current-group-feature {
        padding: 1.5rem;
    }

    .featured-group-title {
        font-size: 1.5rem;
    }
}

@media (max-width: 575.98px) {
    .gpg-tabs .nav-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }

    .gpg-tab-content {
        padding: 1rem;
    }

    .tab-inner-content .row {
        flex-direction: column;
    }

    .tab-inner-content .col-md-7,
    .tab-inner-content .col-md-5 {
        width: 100%;
        margin-bottom: 1.5rem;
    }
}

/* Scrollbar styling for tabs overflow */
.gpg-tabs::-webkit-scrollbar {
    height: 4px;
}

.gpg-tabs::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.gpg-tabs::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 2px;
}

.gpg-tabs::-webkit-scrollbar-thumb:hover {
    background: #999;
}