/* static/pages/explore/explore.css */
/* Explore page styles using Bootstrap 5.3 CSS variables */

/* ============================================================================
   EXPLORE PAGE INTRO (minimal, editorial — photography carries weight below)
   ============================================================================ */

.explore-page__intro {
    padding: clamp(2rem, 5vw, 3.25rem) 0 clamp(1.25rem, 3vw, 2rem);
}

.explore-page__intro-inner {
    max-width: 42rem;
    text-align: center;
}

.explore-page__title {
    margin: 0 0 0.65rem;
    color: var(--bs-body-color);
    font-size: clamp(2.125rem, 4.5vw, 3rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.08;
}

.explore-page__subtitle {
    margin: 0;
    color: var(--bs-secondary-color);
    font-size: clamp(1.05rem, 2vw, 1.3125rem);
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.45;
}

@media (max-width: 575.98px) {
    .explore-page__intro-inner {
        text-align: left;
    }
}

/* ============================================================================
   CATEGORY BENTO GRID (Bootstrap card + CSS Grid)

   Layout rules: apps/category/bento_layout.py
   - 2 items: components/bento/two_feature.html (not bento-grid--pair)
   - 3: bento-grid--trio (1/3 hero + two equal right stacks)
   - 4+: tall hero, wide at 4/8/12…, full/wide footer to avoid orphans
   ============================================================================ */

.bento-grid {
    --bento-row: 240px;
    --bento-gap: 1.25rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--bento-gap);
    grid-auto-rows: var(--bento-row);
}

/* 3 items: 1/3 hero left, two equal-width cards stacked in the right 2/3 */
.bento-grid--trio {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    grid-template-rows: repeat(2, var(--bento-row));
}

.bento-grid--trio > .bento-card:nth-child(1) {
    grid-column: 1;
    grid-row: 1 / span 2;
}

.bento-grid--trio > .bento-card:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
}

.bento-grid--trio > .bento-card:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
}

.bento-grid--trio > .bento-card:nth-child(2) .bento-card__desc,
.bento-grid--trio > .bento-card:nth-child(3) .bento-card__desc {
    display: -webkit-box;
}

/* 7 items: complete 3×3 — no full footer gap (Core Dosing pattern) */
.bento-grid--count-7 {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, var(--bento-row));
}

.bento-grid--count-7 > .bento-card:nth-child(1) {
    grid-column: 1;
    grid-row: 1 / span 2;
}

.bento-grid--count-7 > .bento-card:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
}

.bento-grid--count-7 > .bento-card:nth-child(3) {
    grid-column: 3;
    grid-row: 1;
}

.bento-grid--count-7 > .bento-card:nth-child(4) {
    grid-column: 2 / span 2;
    grid-row: 2;
}

.bento-grid--count-7 > .bento-card:nth-child(5) {
    grid-column: 1;
    grid-row: 3;
}

.bento-grid--count-7 > .bento-card:nth-child(6) {
    grid-column: 2;
    grid-row: 3;
}

.bento-grid--count-7 > .bento-card:nth-child(7) {
    grid-column: 3;
    grid-row: 3;
}

/* 8 items: 7-grid + full-width footer row */
.bento-grid--count-8 {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(4, var(--bento-row));
}

.bento-grid--count-8 > .bento-card:nth-child(1) {
    grid-column: 1;
    grid-row: 1 / span 2;
}

.bento-grid--count-8 > .bento-card:nth-child(2) {
    grid-column: 2;
    grid-row: 1;
}

.bento-grid--count-8 > .bento-card:nth-child(3) {
    grid-column: 3;
    grid-row: 1;
}

.bento-grid--count-8 > .bento-card:nth-child(4) {
    grid-column: 2 / span 2;
    grid-row: 2;
}

.bento-grid--count-8 > .bento-card:nth-child(5) {
    grid-column: 1;
    grid-row: 3;
}

.bento-grid--count-8 > .bento-card:nth-child(6) {
    grid-column: 2;
    grid-row: 3;
}

.bento-grid--count-8 > .bento-card:nth-child(7) {
    grid-column: 3;
    grid-row: 3;
}

.bento-grid--count-8 > .bento-card:nth-child(8) {
    grid-column: 1 / -1;
    grid-row: 4;
}

.bento-card {
    position: relative;
    display: flex;
    min-height: var(--bento-row, 240px);
    height: 100%;
    border-radius: 1.5rem;
    border-color: rgba(var(--bs-body-color-rgb), 0.08);
    color: #fff;
    isolation: isolate;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.bento-card:hover,
.bento-card:focus-visible {
    border-color: rgba(var(--bs-primary-rgb), 0.35);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.14);
    color: #fff;
    transform: translateY(-2px);
}

.bento-card:focus-visible {
    outline: 2px solid var(--bs-primary);
    outline-offset: 3px;
}

.bento-tall {
    grid-row: span 2;
}

.bento-wide {
    grid-column: span 2;
}

.bento-full {
    grid-column: 1 / -1;
}

.bento-card__img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.01);
    transition: transform 0.45s ease;
}

.bento-card__img--placeholder {
    filter: saturate(0.85);
}

.bento-card:hover .bento-card__img,
.bento-card:focus-visible .bento-card__img {
    transform: scale(1.05);
}

.bento-card__scrim {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(0, 0, 0, 0.08) 0%, rgba(0, 0, 0, 0.18) 42%, rgba(0, 0, 0, 0.72) 100%);
    pointer-events: none;
}

.bento-card__body {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 0.45rem;
    width: 100%;
    margin-top: auto;
    padding: 1.5rem 1.6rem;
}

.bento-card__eyebrow {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.bento-card__title {
    font-size: clamp(1.35rem, 2.6vw, 2.125rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.bento-card__desc {
    display: -webkit-box;
    overflow: hidden;
    max-width: 34rem;
    color: rgba(255, 255, 255, 0.82);
    font-size: 1rem;
    line-height: 1.45;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.bento-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    width: fit-content;
    margin-top: 0.45rem;
    padding: 0.55rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    backdrop-filter: blur(8px);
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.bento-card:hover .bento-card__cta,
.bento-card:focus-visible .bento-card__cta {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.45);
}

.bento-grid--many {
    --bento-row: 205px;
}

.bento-grid--many .bento-card__title {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
}

/* Summary text on hero-sized tiles */
.bento-card:not(.bento-tall):not(.bento-wide):not(.bento-full) .bento-card__desc {
    display: none;
}

@media (min-width: 1400px) {
    .bento-grid {
        --bento-row: 260px;
        --bento-gap: 1.5rem;
    }

    .bento-grid--many {
        --bento-row: 215px;
    }
}

@media (max-width: 991.98px) {
    .bento-grid {
        --bento-row: 210px;
        grid-template-columns: repeat(2, 1fr);
    }

}

@media (max-width: 575.98px) {
    .bento-grid {
        --bento-row: 200px;
        grid-template-columns: 1fr;
    }

    .bento-tall,
    .bento-wide,
    .bento-full {
        grid-column: span 1;
        grid-row: span 1;
        min-height: var(--bento-row);
    }

    .bento-grid--trio > .bento-card:nth-child(1),
    .bento-grid--trio > .bento-card:nth-child(2),
    .bento-grid--trio > .bento-card:nth-child(3),
    .bento-grid--count-7 > .bento-card,
    .bento-grid--count-8 > .bento-card {
        grid-column: 1;
        grid-row: auto;
    }

    .bento-grid--count-7,
    .bento-grid--count-8 {
        grid-template-columns: 1fr;
        grid-template-rows: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .bento-card,
    .bento-card__img,
    .bento-card__cta {
        transition: none;
    }

    .bento-card:hover,
    .bento-card:focus-visible {
        transform: none;
    }

    .bento-card:hover .bento-card__img,
    .bento-card:focus-visible .bento-card__img {
        transform: none;
    }
}

/* ============================================================================
   CATEGORY CARDS
   ============================================================================ */

.category-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1) !important;
}

.category-card .card-img-top {
    transition: transform 0.3s ease;
}

.category-card:hover .card-img-top {
    transform: scale(1.05);
}

.category-card-image {
    overflow: hidden;
}

/* Mini category cards for subcategories */
.category-card-mini {
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.category-card-mini:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08) !important;
    border-color: var(--bs-primary) !important;
}


/* ============================================================================
   EXPLORE ICON CIRCLES
   ============================================================================ */

.explore-icon-lg {
    width: 80px;
    height: 80px;
}

.explore-icon-md {
    width: 60px;
    height: 60px;
}

.explore-icon-sm {
    width: 48px;
    height: 48px;
}

/* ============================================================================
   CATEGORY DETAIL HERO (Detail Page - Apple-like)
   ============================================================================ */

.category-detail-hero {
    position: relative;
    min-height: 350px;
}

.category-detail-hero-content {
    min-height: 350px;
}

/* Tablet: Slightly smaller */
@media (max-width: 991.98px) {
    .category-detail-hero,
    .category-detail-hero-content {
        min-height: 300px;
    }
}

/* Phone: Compact hero */
@media (max-width: 576px) {
    .category-detail-hero,
    .category-detail-hero-content {
        min-height: 220px;
    }

    .category-detail-hero h1 {
        font-size: 1.75rem;
    }

    .category-detail-hero .lead {
        font-size: 0.95rem;
    }

    .category-detail-hero .explore-icon-lg {
        width: 56px;
        height: 56px;
    }

    .category-detail-hero .explore-icon-lg i {
        font-size: 1.25rem;
    }
}

/* Legacy class for backward compatibility */
.category-hero {
    position: relative;
}

.category-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(var(--bs-primary-rgb), 0.03) 0%, transparent 100%);
    pointer-events: none;
}

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

.breadcrumb {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.breadcrumb::-webkit-scrollbar {
    display: none;
}

.breadcrumb-item {
    white-space: nowrap;
}

/* Truncate long breadcrumb items on mobile */
@media (max-width: 576px) {
    .breadcrumb-item {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

/* ============================================================================
   PAGE SECTIONS
   ============================================================================ */

.page-section {
    padding: 3rem 0;
}

@media (max-width: 768px) {
    .page-section {
        padding: 2rem 0;
    }
}

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

@media (max-width: 576px) {
    .explore-page__title {
        font-size: 2rem;
    }
    
    .category-hero h1 {
        font-size: 1.75rem;
    }
    
    .category-card .card-body {
        padding: 1rem;
    }
    
    .category-card-mini .card-body {
        padding: 0.75rem;
    }
}

/* ============================================================================
   EMPTY STATES
   ============================================================================ */

.empty-state-icon {
    opacity: 0.5;
}

/* ============================================================================
   TOPIC CHIPS
   ============================================================================ */

.btn-outline-secondary.rounded-pill:hover {
    background-color: var(--bs-secondary-bg);
}

/* ============================================================================
   ARTICLE CARDS GRID
   ============================================================================ */

.row-cols-1 > .col,
.row-cols-md-2 > .col,
.row-cols-lg-3 > .col {
    display: flex;
}

.row-cols-1 > .col > .card,
.row-cols-md-2 > .col > .card,
.row-cols-lg-3 > .col > .card {
    width: 100%;
}