/* Base Variables */
:root {
    --bp-font-title: 'Playfair Display', serif;
    --bp-font-body: 'Inter', sans-serif;
    --bp-primary: #1a1a1a;
    --bp-secondary: #666666;
    --bp-accent: #8c7e6c;
    --bp-bg-card: #fdfbf7;
    --bp-gap: 24px;
}

/* Responsive gap adjustments */
@media (max-width: 768px) {
    :root {
        --bp-gap: 16px;
    }
}

@media (max-width: 480px) {
    :root {
        --bp-gap: 12px;
    }
}

/* Container */
.bp-slider-container {
    position: relative;
    width: 100%;
    max-width: 80%;
    margin: 40px auto;
    padding: 0 20px;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    .bp-slider-container {
        margin: 20px auto;
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .bp-slider-container {
        margin: 15px auto;
        padding: 0 10px;
    }
}

/* Slider Track */
.bp-slider-track {
    display: flex;
    gap: var(--bp-gap);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding-bottom: 20px;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.bp-slider-track::-webkit-scrollbar {
    display: none;
}

/* Grid Layout Mode */
.bp-layout-grid .bp-slider-track {
    display: grid;
    gap: var(--bp-gap);
    overflow-x: visible;
    scroll-snap-type: none;
    padding-bottom: 0;
    align-items: stretch;
    /* Equal height cards */
}

.bp-layout-grid[data-columns="1"] .bp-slider-track {
    grid-template-columns: repeat(1, 1fr);
}

.bp-layout-grid[data-columns="2"] .bp-slider-track {
    grid-template-columns: repeat(2, 1fr);
}

.bp-layout-grid[data-columns="3"] .bp-slider-track {
    grid-template-columns: repeat(3, 1fr);
}

.bp-layout-grid[data-columns="4"] .bp-slider-track {
    grid-template-columns: repeat(4, 1fr);
}

.bp-layout-grid[data-columns="5"] .bp-slider-track {
    grid-template-columns: repeat(5, 1fr);
}

.bp-layout-grid[data-columns="6"] .bp-slider-track {
    grid-template-columns: repeat(6, 1fr);
}

/* Grid responsive */
@media (max-width: 1024px) {

    .bp-layout-grid[data-columns="5"] .bp-slider-track,
    .bp-layout-grid[data-columns="6"] .bp-slider-track {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {

    .bp-layout-grid[data-columns="3"] .bp-slider-track,
    .bp-layout-grid[data-columns="4"] .bp-slider-track,
    .bp-layout-grid[data-columns="5"] .bp-slider-track,
    .bp-layout-grid[data-columns="6"] .bp-slider-track {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .bp-layout-grid .bp-slider-track {
        grid-template-columns: repeat(1, 1fr) !important;
    }
}

/* Card Styling - Dynamic Columns (Slider Mode) */
.bp-card {
    scroll-snap-align: start;
    background: var(--bp-bg-card);
    border: 1px solid #eee;
    border-radius: 2px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    /* Equal height cards */
    min-height: 420px;
    /* Minimum height for consistency */
}

/* Grid mode cards don't need flex-basis */
.bp-layout-grid .bp-card {
    flex: none;
}

/* Column configurations for slider mode */
.bp-layout-slider[data-columns="1"] .bp-card {
    flex: 0 0 100%;
}

.bp-layout-slider[data-columns="2"] .bp-card {
    flex: 0 0 calc(50% - (var(--bp-gap) / 2));
}

.bp-layout-slider[data-columns="3"] .bp-card {
    flex: 0 0 calc(33.333% - (var(--bp-gap) * 2 / 3));
}

.bp-layout-slider[data-columns="4"] .bp-card {
    flex: 0 0 calc(25% - (var(--bp-gap) * 3 / 4));
}

.bp-layout-slider[data-columns="5"] .bp-card {
    flex: 0 0 calc(20% - (var(--bp-gap) * 4 / 5));
}

.bp-layout-slider[data-columns="6"] .bp-card {
    flex: 0 0 calc(16.666% - (var(--bp-gap) * 5 / 6));
}

/* Tablet Responsive - Column Control via data-tablet-columns attribute */
@media (max-width: 1024px) {

    /* Tablet: 1 column */
    .bp-slider-container[data-tablet-columns="1"] .bp-slider-track {
        grid-template-columns: 1fr !important;
    }

    .bp-layout-slider[data-tablet-columns="1"] .bp-card {
        flex: 0 0 100% !important;
    }

    /* Tablet: 2 columns */
    .bp-layout-grid[data-tablet-columns="2"] .bp-slider-track {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .bp-layout-slider[data-tablet-columns="2"] .bp-card {
        flex: 0 0 calc(50% - (var(--bp-gap) / 2)) !important;
    }

    /* Tablet: 3 columns */
    .bp-layout-grid[data-tablet-columns="3"] .bp-slider-track {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .bp-layout-slider[data-tablet-columns="3"] .bp-card {
        flex: 0 0 calc(33.333% - (var(--bp-gap) * 2 / 3)) !important;
    }

    /* Tablet: 4 columns */
    .bp-layout-grid[data-tablet-columns="4"] .bp-slider-track {
        grid-template-columns: repeat(4, 1fr) !important;
    }

    .bp-layout-slider[data-tablet-columns="4"] .bp-card {
        flex: 0 0 calc(25% - (var(--bp-gap) * 3 / 4)) !important;
    }
}

/* Mobile Responsive - Column Control via data-mobile-columns attribute */
@media (max-width: 768px) {

    /* Mobile: 1 column (default) */
    .bp-slider-container[data-mobile-columns="1"] .bp-slider-track {
        grid-template-columns: 1fr !important;
    }

    .bp-layout-slider[data-mobile-columns="1"] .bp-card {
        flex: 0 0 100% !important;
    }

    /* Mobile: 2 columns */
    .bp-layout-grid[data-mobile-columns="2"] .bp-slider-track {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .bp-layout-slider[data-mobile-columns="2"] .bp-card {
        flex: 0 0 calc(50% - (var(--bp-gap) / 2)) !important;
    }

    /* Mobile: 3 columns */
    .bp-layout-grid[data-mobile-columns="3"] .bp-slider-track {
        grid-template-columns: repeat(3, 1fr) !important;
    }

    .bp-layout-slider[data-mobile-columns="3"] .bp-card {
        flex: 0 0 calc(33.333% - (var(--bp-gap) * 2 / 3)) !important;
    }
}

/* Card hover effects */
.bp-card {
    will-change: transform;
    /* Prepare for animation */
}

.bp-card:hover {
    transform: translateY(-5px) translateZ(0);
    /* GPU acceleration */
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

/* Image */
.bp-card-image-wrapper {
    width: 100%;
    height: 200px;
    background-color: #e0e0e0;
    overflow: hidden;
    position: relative;
    aspect-ratio: 4 / 3;
    /* Prevent layout shift */
}

@media (max-width: 768px) {
    .bp-card-image-wrapper {
        height: 180px;
    }
}

@media (max-width: 480px) {
    .bp-card-image-wrapper {
        height: 160px;
    }
}

.bp-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    will-change: transform;
    /* Optimize animations */
}

.bp-card:hover .bp-card-image {
    transform: scale(1.05);
}

.bp-placeholder-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
}

/* Content */
.bp-card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    contain: content;
    /* Improve rendering performance */
}

@media (max-width: 768px) {
    .bp-card-content {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .bp-card-content {
        padding: 16px;
    }
}

/* Category */
.bp-category {
    font-family: var(--bp-font-body);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--bp-secondary);
    margin-bottom: 6px;
    font-weight: 600;
}

/* Meta Row (unified category, date, author) */
.bp-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
    margin-bottom: 20px;
}

.bp-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-family: var(--bp-font-title);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--bp-secondary);
    font-weight: 500;
}

.bp-meta-item svg {
    opacity: 0.7;
    color: var(--bp-primary);
}

/* Title */
.bp-title {
    font-family: var(--bp-font-title);
    font-size: 18px;
    /* Reduced from 20px */
    line-height: 1.3;
    color: var(--bp-primary);
    margin: 0 0 12px 0;
    font-weight: 700;
}

@media (max-width: 480px) {
    .bp-title {
        font-size: 15px;
        /* Reduced from 16px */
        margin-bottom: 10px;
    }
}

.bp-title a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

.bp-title a:hover {
    color: var(--bp-accent);
}

/* Excerpt */
.bp-excerpt {
    font-family: var(--bp-font-title);
    font-size: 14px;
    line-height: 1.6;
    color: var(--bp-secondary);
    margin-bottom: 16px;
    flex-grow: 1;
}

@media (max-width: 480px) {
    .bp-excerpt {
        font-size: 13px;
        line-height: 1.5;
        margin-bottom: 12px;
    }
}

/* Meta / Date */
.bp-meta {
    font-family: var(--bp-font-body);
    font-size: 12px;
    color: #999;
    border-top: 1px solid #f0f0f0;
    padding-top: 16px;
    margin-top: auto;
    margin-bottom: 16px;
}

@media (max-width: 480px) {
    .bp-meta {
        font-size: 11px;
        padding-top: 12px;
        margin-bottom: 12px;
    }
}

/* Read More Button */
.bp-read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--bp-font-body);
    font-size: 14px;
    font-weight: 600;
    color: var(--bp-primary);
    text-decoration: none;
    padding: 10px 20px;
    border: 2px solid var(--bp-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
    align-self: flex-start;
    flex-shrink: 0;
    /* Don't shrink button */
    margin-top: auto;
    /* Push to bottom */
}

.bp-read-more:hover {
    background: var(--bp-primary);
    color: white;
}

.bp-read-more svg {
    transition: transform 0.3s ease;
}

.bp-read-more:hover svg {
    transform: translateX(4px);
}

@media (max-width: 480px) {
    .bp-read-more {
        font-size: 13px;
        padding: 8px 16px;
    }
}

/* Navigation Buttons (Slider Only) */
.bp-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: white;
    border: 1px solid #eee;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.2s ease;
    color: var(--bp-primary);
}

.bp-layout-grid .bp-nav-btn {
    display: none;
}

.bp-nav-btn:hover {
    background: var(--bp-primary);
    color: white;
    border-color: var(--bp-primary);
}

.bp-nav-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.bp-prev {
    left: -22px;
}

.bp-next {
    right: -22px;
}

/* Tablet adjustments */
@media (max-width: 1024px) {
    .bp-prev {
        left: -10px;
    }

    .bp-next {
        right: -10px;
    }
}

/* Mobile adjustments - larger touch targets */
@media (max-width: 768px) {
    .bp-nav-btn {
        width: 40px;
        height: 40px;
    }

    .bp-prev {
        left: 0;
    }

    .bp-next {
        right: 0;
    }
}

@media (max-width: 480px) {
    .bp-nav-btn {
        width: 36px;
        height: 36px;
    }

    .bp-nav-btn svg {
        width: 20px;
        height: 20px;
    }
}

/* Pagination */
.bp-pagination {
    margin: 40px auto 0;
    text-align: center;
}

.bp-pagination ul {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.bp-pagination li {
    margin: 0;
}

.bp-pagination a,
.bp-pagination span {
    display: inline-block;
    padding: 10px 16px;
    font-family: var(--bp-font-body);
    font-size: 14px;
    font-weight: 500;
    color: var(--bp-primary);
    background: white;
    border: 1px solid #eee;
    border-radius: 3px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.bp-pagination a:hover {
    background: var(--bp-primary);
    color: white;
    border-color: var(--bp-primary);
}

.bp-pagination .current {
    background: var(--bp-primary);
    color: white;
    border-color: var(--bp-primary);
}

.bp-pagination .dots {
    border: none;
    background: transparent;
}

@media (max-width: 480px) {
    .bp-pagination {
        margin-top: 30px;
    }

    .bp-pagination a,
    .bp-pagination span {
        padding: 8px 12px;
        font-size: 13px;
    }
}