/**
 * Resource Archive Template — Material Design 3 Styles
 *
 * Layout: Hero header + filter chip bar + responsive card grid + pagination
 *
 * Design System: Material Design 3 tokens — shares palette with resource-md.css
 *
 * @package PLEXKITS Theme - Astra
 * @since 4.1.0
 */

/* ==============================================
   DESIGN TOKENS (MD3) — Archive-specific
   ============================================== */

:root {
    /* Primary palette (shared with resource-md) */
    --ra-primary: #0057C2;
    --ra-primary-light: #D6E3FF;
    --ra-primary-container: #EBF1FF;
    --ra-on-primary: #FFFFFF;
    --ra-on-primary-container: #001A41;

    /* Surface / neutral */
    --ra-surface: #FAFCFF;
    --ra-surface-1: #F0F4FA;
    --ra-surface-2: #E8EDF5;
    --ra-on-surface: #1A1C1E;
    --ra-on-surface-variant: #44474E;
    --ra-outline: #74777F;
    --ra-outline-variant: #C4C6CF;

    /* Elevation */
    --ra-elevation-0: none;
    --ra-elevation-1: 0 1px 3px 1px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.1);
    --ra-elevation-2: 0 2px 6px 2px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.1);
    --ra-elevation-3: 0 4px 8px 3px rgba(0,0,0,.08), 0 1px 3px rgba(0,0,0,.1);
    --ra-elevation-4: 0 6px 10px 4px rgba(0,0,0,.08), 0 2px 3px rgba(0,0,0,.1);

    /* Type scale */
    --ra-display-large: clamp(2rem, 4vw, 3rem);
    --ra-headline-medium: clamp(1.15rem, 2vw, 1.35rem);
    --ra-title-medium: 1rem;
    --ra-body-large: 1.05rem;
    --ra-body-medium: 0.9rem;
    --ra-label-large: 0.875rem;
    --ra-label-medium: 0.8rem;

    /* Motion */
    --ra-ease-standard: cubic-bezier(0.2, 0, 0, 1);
    --ra-ease-decelerate: cubic-bezier(0, 0, 0, 1);
    --ra-duration-short: 150ms;
    --ra-duration-medium: 300ms;
    --ra-duration-long: 500ms;

    /* Layout */
    --ra-max-width: 1280px;
    --ra-gutter: 2rem;
}

/* ==============================================
   HERO HEADER
   ============================================== */

.ra-hero {
    position: relative;
    background: linear-gradient(160deg, #001D4A 0%, #003AC1 40%, #0067E0 100%);
    padding: 3.5rem 0 3rem;
    margin-top: -1px;
    overflow: hidden;
    text-align: center;
}

.ra-hero__overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 50% 60% at 50% 100%, rgba(0, 103, 224, 0.3), transparent),
        radial-gradient(ellipse 40% 40% at 20% 20%, rgba(0, 29, 74, 0.5), transparent);
    pointer-events: none;
}

.ra-hero__inner {
    position: relative;
    z-index: 1;
    max-width: var(--ra-max-width);
    margin: 0 auto;
    padding: 0 var(--ra-gutter);
}

/* Breadcrumbs */
.ra-breadcrumbs {
    margin-bottom: 1.25rem;
    font-size: var(--ra-label-large);
}

.ra-breadcrumbs a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--ra-duration-short) var(--ra-ease-standard);
}

.ra-breadcrumbs a:hover {
    color: #fff;
}

.ra-breadcrumbs__sep {
    color: rgba(255, 255, 255, 0.35);
    margin: 0 0.5rem;
}

.ra-breadcrumbs__current {
    color: rgba(255, 255, 255, 0.5);
}

/* Eyebrow */
.ra-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: rgba(255, 255, 255, 0.9);
    padding: 0.3rem 0.9rem;
    border-radius: 100px;
    font-size: var(--ra-label-large);
    font-weight: 600;
    letter-spacing: 0.03em;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

/* Title */
.ra-hero__title {
    color: #fff;
    font-size: var(--ra-display-large);
    font-weight: 800;
    line-height: 1.1;
    margin: 0 0 0.75rem 0;
    letter-spacing: -0.02em;
}

/* Description */
.ra-hero__desc {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--ra-body-large);
    line-height: 1.65;
    max-width: 560px;
    margin: 0 auto;
}

/* ==============================================
   FILTER BAR
   ============================================== */

.ra-filters {
    background: #fff;
    border-bottom: 1px solid var(--ra-outline-variant);
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--ra-elevation-1);
}

.ra-filters__inner {
    max-width: var(--ra-max-width);
    margin: 0 auto;
    padding: 0 var(--ra-gutter);
}

.ra-filters__scroll {
    display: flex;
    gap: 0.5rem;
    padding: 0.85rem 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.ra-filters__scroll::-webkit-scrollbar {
    display: none;
}

/* Filter Chips */
.ra-filter-chip {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    padding: 0.4rem 1rem;
    border-radius: 8px;
    font-size: var(--ra-label-large);
    font-weight: 500;
    text-decoration: none;
    color: var(--ra-on-surface-variant);
    background: var(--ra-surface-1);
    border: 1px solid var(--ra-outline-variant);
    transition: all var(--ra-duration-short) var(--ra-ease-standard);
    flex-shrink: 0;
}

.ra-filter-chip:hover {
    background: var(--ra-surface-2);
    color: var(--ra-on-surface);
    border-color: var(--ra-outline);
}

.ra-filter-chip--active {
    background: var(--ra-primary);
    color: var(--ra-on-primary);
    border-color: var(--ra-primary);
    font-weight: 600;
}

.ra-filter-chip--active:hover {
    background: #004AA0;
    color: var(--ra-on-primary);
    border-color: #004AA0;
}

/* ==============================================
   HUB SECTIONS
   ============================================== */

.ra-hub-section {
    background: var(--ra-surface);
    padding: 3rem 0;
}

.ra-hub-section--alt {
    background: #fff;
}

.ra-hub-section__inner {
    max-width: var(--ra-max-width);
    margin: 0 auto;
    padding: 0 var(--ra-gutter);
}

/* Section header (used inside hub sections and resource sections) */
.ra-section__header {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.5rem 1rem;
    margin-bottom: 1.5rem;
}

.ra-section__label {
    display: block;
    width: 100%;
    font-size: var(--ra-label-large);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ra-primary);
    margin-bottom: -0.25rem;
}

.ra-section__title {
    font-size: clamp(1.25rem, 2.5vw, 1.65rem);
    font-weight: 700;
    color: var(--ra-on-surface);
    margin: 0;
    line-height: 1.25;
    letter-spacing: -0.01em;
}

.ra-section__view-all {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: var(--ra-label-large);
    font-weight: 600;
    color: var(--ra-primary);
    text-decoration: none;
    transition: gap var(--ra-duration-medium) var(--ra-ease-standard);
}

.ra-section__view-all:hover {
    gap: 0.55rem;
    color: #004AA0;
}

.ra-section__view-all svg {
    width: 16px;
    height: 16px;
}

/* Nested section (ra_render_resource_section output) */
.ra-section {
    margin-bottom: 2.5rem;
}

.ra-section:last-child {
    margin-bottom: 0;
}

/* ==============================================
   TERM TILES (Domain cards, type shortcuts)
   ============================================== */

.ra-tiles {
    display: grid;
    gap: 1rem;
}

.ra-tiles--large {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

.ra-tiles--compact {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.ra-tile {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    border-radius: 16px;
    background: #fff;
    border: 1px solid var(--ra-outline-variant);
    box-shadow: var(--ra-elevation-1);
    text-decoration: none;
    color: inherit;
    transition: all var(--ra-duration-medium) var(--ra-ease-standard);
}

.ra-tiles--alt .ra-tile,
.ra-hub-section--alt .ra-tile {
    background: var(--ra-surface);
}

.ra-tile:hover {
    box-shadow: var(--ra-elevation-3);
    border-color: var(--ra-primary-light);
    transform: translateY(-3px);
}

.ra-tile__content {
    flex: 1;
    min-width: 0;
}

.ra-tile__name {
    font-size: var(--ra-headline-medium);
    font-weight: 700;
    color: var(--ra-on-surface);
    margin: 0 0 0.2rem;
    line-height: 1.3;
}

.ra-tile__desc {
    font-size: var(--ra-body-medium);
    color: var(--ra-on-surface-variant);
    line-height: 1.5;
    margin: 0 0 0.35rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ra-tile__count {
    font-size: var(--ra-label-medium);
    font-weight: 500;
    color: var(--ra-outline);
}

.ra-tile__arrow {
    width: 20px;
    height: 20px;
    color: var(--ra-outline);
    flex-shrink: 0;
    transition: all var(--ra-duration-medium) var(--ra-ease-standard);
}

.ra-tile:hover .ra-tile__arrow {
    color: var(--ra-primary);
    transform: translateX(3px);
}

/* Large tiles get more visual weight */
.ra-tiles--large .ra-tile {
    padding: 1.5rem 1.75rem;
    border-radius: 20px;
}

.ra-tiles--large .ra-tile__name {
    font-size: clamp(1.15rem, 2vw, 1.4rem);
}

/* Compact tiles are tighter */
.ra-tiles--compact .ra-tile {
    padding: 1rem 1.25rem;
    border-radius: 12px;
}

.ra-tiles--compact .ra-tile__name {
    font-size: var(--ra-title-medium);
}

/* ==============================================
   CARD GRID
   ============================================== */

.ra-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

/* ==============================================
   RESOURCE CARD
   ============================================== */

.ra-card {
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--ra-outline-variant);
    box-shadow: var(--ra-elevation-1);
    transition: all var(--ra-duration-medium) var(--ra-ease-standard);
}

.ra-card:hover {
    box-shadow: var(--ra-elevation-3);
    border-color: var(--ra-primary-light);
    transform: translateY(-4px);
}

.ra-card__link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

/* Card Image */
.ra-card__image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--ra-surface-2);
}

.ra-card__img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--ra-duration-long) var(--ra-ease-decelerate);
}

.ra-card:hover .ra-card__img {
    transform: scale(1.05);
}

/* Placeholder when no image */
.ra-card__img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--ra-outline);
}

.ra-card__img-placeholder svg {
    width: 48px;
    height: 48px;
}

/* Access badge (Free / Premium) */
.ra-card__badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    padding: 0.25rem 0.7rem;
    border-radius: 6px;
    font-size: var(--ra-label-medium);
    font-weight: 600;
    letter-spacing: 0.02em;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.ra-card__badge--free {
    background: rgba(16, 185, 129, 0.9);
    color: #fff;
}

.ra-card__badge--premium,
.ra-card__badge--pro {
    background: rgba(139, 92, 246, 0.9);
    color: #fff;
}

/* Card Body */
.ra-card__body {
    flex: 1;
    padding: 1.25rem 1.25rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.ra-card__type {
    display: inline-flex;
    align-self: flex-start;
    font-size: var(--ra-label-medium);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ra-primary);
}

.ra-card__title {
    font-size: var(--ra-headline-medium);
    font-weight: 700;
    color: var(--ra-on-surface);
    margin: 0;
    line-height: 1.3;
    letter-spacing: -0.01em;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ra-card__excerpt {
    font-size: var(--ra-body-medium);
    color: var(--ra-on-surface-variant);
    line-height: 1.55;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* File format chips */
.ra-card__formats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.25rem;
}

.ra-card__format-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.55rem;
    border-radius: 5px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    background: var(--ra-surface-2);
    color: var(--ra-on-surface-variant);
    border: 1px solid var(--ra-outline-variant);
}

/* Card Footer */
.ra-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.25rem;
    border-top: 1px solid var(--ra-outline-variant);
    margin-top: auto;
}

.ra-card__date {
    font-size: var(--ra-label-medium);
    color: var(--ra-outline);
}

.ra-card__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: var(--ra-label-large);
    font-weight: 600;
    color: var(--ra-primary);
    transition: gap var(--ra-duration-medium) var(--ra-ease-standard);
}

.ra-card:hover .ra-card__cta {
    gap: 0.5rem;
}

.ra-card__arrow {
    width: 16px;
    height: 16px;
}

/* ==============================================
   PAGINATION
   ============================================== */

.ra-pagination {
    margin-top: 3rem;
    display: flex;
    justify-content: center;
}

.ra-pagination .page-numbers {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.ra-pagination .page-numbers li {
    margin: 0;
}

.ra-pagination .page-numbers a,
.ra-pagination .page-numbers span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.5rem;
    border-radius: 10px;
    font-size: var(--ra-label-large);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--ra-duration-short) var(--ra-ease-standard);
    color: var(--ra-on-surface-variant);
    background: transparent;
    border: 1px solid transparent;
}

.ra-pagination .page-numbers a:hover {
    background: var(--ra-surface-2);
    border-color: var(--ra-outline-variant);
    color: var(--ra-on-surface);
}

.ra-pagination .page-numbers .current {
    background: var(--ra-primary);
    color: var(--ra-on-primary);
    font-weight: 700;
    border-color: var(--ra-primary);
}

.ra-pagination .page-numbers .dots {
    color: var(--ra-outline);
    border: none;
}

.ra-pagination .page-numbers .prev,
.ra-pagination .page-numbers .next {
    font-weight: 600;
}

.ra-page__icon {
    width: 18px;
    height: 18px;
}

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

.ra-empty {
    background: var(--ra-surface);
    padding: 5rem 0;
}

.ra-empty__inner {
    max-width: 480px;
    margin: 0 auto;
    padding: 0 var(--ra-gutter);
    text-align: center;
}

.ra-empty__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    border-radius: 20px;
    background: var(--ra-surface-2);
    color: var(--ra-outline);
    margin: 0 auto 1.5rem;
}

.ra-empty__icon svg {
    width: 40px;
    height: 40px;
}

.ra-empty__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ra-on-surface);
    margin: 0 0 0.5rem;
}

.ra-empty__text {
    font-size: var(--ra-body-large);
    color: var(--ra-on-surface-variant);
    line-height: 1.65;
    margin: 0 0 1.5rem;
}

.ra-empty__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    border-radius: 12px;
    font-size: var(--ra-title-medium);
    font-weight: 600;
    text-decoration: none;
    background: var(--ra-primary);
    color: var(--ra-on-primary);
    box-shadow: var(--ra-elevation-2);
    transition: all var(--ra-duration-medium) var(--ra-ease-standard);
}

.ra-empty__button:hover {
    background: #004AA0;
    color: var(--ra-on-primary);
    box-shadow: var(--ra-elevation-4);
    transform: translateY(-2px);
}

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

@media (max-width: 1024px) {
    .ra-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 1.25rem;
    }

    .ra-tiles--large {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}

@media (max-width: 768px) {
    .ra-hero {
        padding: 2.5rem 0 2rem;
    }

    .ra-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 1rem;
    }

    .ra-hub-section {
        padding: 2rem 0;
    }

    .ra-card {
        border-radius: 14px;
    }

    .ra-tiles--large {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }

    .ra-tiles--compact {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    .ra-tile {
        border-radius: 12px;
    }
}

@media (max-width: 480px) {
    :root {
        --ra-gutter: 1rem;
    }

    .ra-hero {
        padding: 2rem 0 1.5rem;
    }

    .ra-hero__eyebrow {
        font-size: var(--ra-label-medium);
    }

    .ra-grid {
        grid-template-columns: 1fr;
    }

    .ra-tiles--large,
    .ra-tiles--compact {
        grid-template-columns: 1fr;
    }

    .ra-tiles--large .ra-tile {
        padding: 1.15rem 1.25rem;
        border-radius: 14px;
    }

    .ra-hub-section {
        padding: 1.75rem 0;
    }

    .ra-section__header {
        margin-bottom: 1rem;
    }

    .ra-filter-chip {
        padding: 0.35rem 0.85rem;
        font-size: var(--ra-label-medium);
    }

    .ra-card__body {
        padding: 1rem 1rem 0.65rem;
    }

    .ra-card__footer {
        padding: 0.75rem 1rem;
    }

    .ra-pagination .page-numbers a,
    .ra-pagination .page-numbers span {
        min-width: 36px;
        height: 36px;
        font-size: var(--ra-label-medium);
    }
}

/* ==============================================
   ASTRA OVERRIDES
   ============================================== */

.post-type-archive-resource .site-content > .ast-container,
.tax-topic .site-content > .ast-container,
.tax-resource-type .site-content > .ast-container,
.tax-intent .site-content > .ast-container,
.tax-audience .site-content > .ast-container,
.tax-leagues .site-content > .ast-container,
.tax-access_level .site-content > .ast-container,
.tax-competition_format .site-content > .ast-container,
.tax-bracket-size .site-content > .ast-container,
.tax-file_format .site-content > .ast-container {
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
}

/* Full-width breakout */
.ra-hero,
.ra-filters,
.ra-hub-section,
.ra-empty {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

/* Remove Astra spacing */
.post-type-archive-resource .entry-content,
.tax-topic .entry-content,
.tax-resource-type .entry-content,
.tax-intent .entry-content,
.tax-audience .entry-content,
.tax-leagues .entry-content,
.tax-access_level .entry-content,
.tax-competition_format .entry-content,
.tax-bracket-size .entry-content,
.tax-file_format .entry-content {
    margin: 0;
}

.post-type-archive-resource #primary,
.tax-topic #primary,
.tax-resource-type #primary,
.tax-intent #primary,
.tax-audience #primary,
.tax-leagues #primary,
.tax-access_level #primary,
.tax-competition_format #primary,
.tax-bracket-size #primary,
.tax-file_format #primary {
    width: 100%;
    padding: 0;
    margin: 0;
}

.post-type-archive-resource .entry-header,
.tax-topic .entry-header,
.tax-resource-type .entry-header,
.tax-intent .entry-header,
.tax-audience .entry-header,
.tax-leagues .entry-header,
.tax-access_level .entry-header,
.tax-competition_format .entry-header,
.tax-bracket-size .entry-header,
.tax-file_format .entry-header {
    display: none;
}

/* Hide Astra's default archive header */
.post-type-archive-resource .ast-archive-description,
.tax-topic .ast-archive-description,
.tax-resource-type .ast-archive-description,
.tax-intent .ast-archive-description,
.tax-audience .ast-archive-description,
.tax-leagues .ast-archive-description,
.tax-access_level .ast-archive-description,
.tax-competition_format .ast-archive-description,
.tax-bracket-size .ast-archive-description,
.tax-file_format .ast-archive-description {
    display: none !important;
}

/* Remove Astra sidebar on archive */
.post-type-archive-resource #secondary,
.tax-topic #secondary,
.tax-resource-type #secondary,
.tax-intent #secondary,
.tax-audience #secondary,
.tax-leagues #secondary,
.tax-access_level #secondary,
.tax-competition_format #secondary,
.tax-bracket-size #secondary,
.tax-file_format #secondary {
    display: none;
}