/**
 * HW Botanical Gallery — Frontend Styles
 *
 * Uses HW design tokens from the theme where available,
 * with sensible fallbacks for standalone use.
 *
 * @package HW_Gallery
 */

/* ── Design Token Fallbacks ────────────────────────────────────── */
:root {
    --hw-color-primary: #2d5016;
    --hw-color-primary-light: #3d6b1e;
    --hw-color-primary-dark: #1e3a0e;
    --hw-color-accent: #8b6914;
    --hw-color-text: #2c2c2c;
    --hw-color-text-light: #5a5a5a;
    --hw-color-bg: #faf9f6;
    --hw-color-bg-alt: #f0ede6;
    --hw-color-border: #d4cfc4;
    --hw-color-white: #ffffff;
    --hw-font-heading: 'Playfair Display', Georgia, serif;
    --hw-font-body: 'Source Sans 3', -apple-system, sans-serif;
    --hw-radius: 8px;
    --hw-radius-sm: 4px;
    --hw-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --hw-shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.12);
    --hw-transition: 0.2s ease;
    --hw-max-width: 1200px;
}

/* ── Gallery Layout ────────────────────────────────────────────── */
.hw-gallery-main {
    background: var(--hw-color-bg);
    font-family: var(--hw-font-body);
    color: var(--hw-color-text);
}

.hw-gallery-header,
.hw-gallery-families,
.hw-gallery-genera,
.hw-gallery-filter,
.hw-gallery-grid-section {
    padding: 0 1.5rem;
}

.hw-gallery-header__inner,
.hw-gallery-families__inner,
.hw-gallery-genera__inner,
.hw-gallery-filter__inner,
.hw-gallery-grid-section__inner,
.hw-gallery-breadcrumbs__inner {
    max-width: var(--hw-max-width);
    margin: 0 auto;
}

/* ── Header ────────────────────────────────────────────────────── */
.hw-gallery-header {
    padding-top: 3rem;
    padding-bottom: 2.5rem;
    text-align: center;
    background: linear-gradient(180deg, var(--hw-color-bg-alt) 0%, var(--hw-color-bg) 100%);
}

.hw-gallery-header--taxonomy {
    text-align: left;
}

.hw-gallery-header__title {
    font-family: var(--hw-font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--hw-color-primary-dark);
    margin: 0 0 0.75rem;
    line-height: 1.2;
}

.hw-gallery-header__desc {
    font-size: 1.1rem;
    color: var(--hw-color-text-light);
    max-width: 600px;
    margin: 0 auto 1.5rem;
    line-height: 1.6;
}

.hw-gallery-header--taxonomy .hw-gallery-header__desc {
    margin-left: 0;
}

.hw-gallery-header__meta {
    font-size: 0.95rem;
    color: var(--hw-color-text-light);
    margin-top: 0.5rem;
}

.hw-gallery-header__family a {
    color: var(--hw-color-primary);
    text-decoration: none;
}

.hw-gallery-header__family a:hover {
    text-decoration: underline;
}

/* ── Breadcrumbs ───────────────────────────────────────────────── */
.hw-gallery-breadcrumbs {
    padding: 1rem 1.5rem;
    background: var(--hw-color-bg-alt);
    border-bottom: 1px solid var(--hw-color-border);
}

.hw-gallery-breadcrumbs__inner {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
}

.hw-gallery-breadcrumbs a {
    color: var(--hw-color-primary);
    text-decoration: none;
}

.hw-gallery-breadcrumbs a:hover {
    text-decoration: underline;
}

.hw-gallery-breadcrumbs__sep {
    color: var(--hw-color-text-light);
    user-select: none;
}

.hw-gallery-breadcrumbs__current {
    color: var(--hw-color-text);
    font-weight: 600;
}

/* ── Search ────────────────────────────────────────────────────── */
.hw-gallery-search {
    max-width: 480px;
    margin: 0 auto;
}

.hw-gallery-search__wrap {
    position: relative;
}

.hw-gallery-search__input {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.75rem;
    border: 2px solid var(--hw-color-border);
    border-radius: var(--hw-radius);
    font-size: 1rem;
    font-family: var(--hw-font-body);
    background: var(--hw-color-white);
    color: var(--hw-color-text);
    transition: border-color var(--hw-transition);
    box-sizing: border-box;
}

.hw-gallery-search__input:focus {
    outline: none;
    border-color: var(--hw-color-primary);
}

.hw-gallery-search__icon {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--hw-color-text-light);
    pointer-events: none;
}

/* Search Results Dropdown */
.hw-gallery-search__results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--hw-color-white);
    border: 1px solid var(--hw-color-border);
    border-top: 0;
    border-radius: 0 0 var(--hw-radius) var(--hw-radius);
    box-shadow: var(--hw-shadow-lg);
    z-index: 100;
    max-height: 360px;
    overflow-y: auto;
}

.hw-search-result {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1rem;
    text-decoration: none;
    color: var(--hw-color-text);
    transition: background var(--hw-transition);
    border-bottom: 1px solid var(--hw-color-bg-alt);
}

.hw-search-result:last-child {
    border-bottom: 0;
}

.hw-search-result:hover,
.hw-search-result:focus {
    background: var(--hw-color-bg-alt);
}

.hw-search-result__thumb {
    width: 40px;
    height: 40px;
    border-radius: var(--hw-radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.hw-search-result__info {
    flex: 1;
    min-width: 0;
}

.hw-search-result__name {
    font-weight: 600;
    font-size: 0.95rem;
    display: block;
}

.hw-search-result__scientific {
    font-size: 0.85rem;
    color: var(--hw-color-text-light);
    font-style: italic;
}

/* ── Section Titles ────────────────────────────────────────────── */
.hw-gallery-section-title {
    font-family: var(--hw-font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--hw-color-primary-dark);
    margin: 2.5rem 0 1.25rem;
}

/* ── Family Cards ──────────────────────────────────────────────── */
.hw-gallery-families__grid,
.hw-gallery-genera__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.hw-family-card,
.hw-genus-card {
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    background: var(--hw-color-white);
    border: 1px solid var(--hw-color-border);
    border-radius: var(--hw-radius);
    text-decoration: none;
    color: var(--hw-color-text);
    transition: border-color var(--hw-transition), box-shadow var(--hw-transition), transform var(--hw-transition);
}

.hw-family-card:hover,
.hw-genus-card:hover {
    border-color: var(--hw-color-primary);
    box-shadow: var(--hw-shadow);
    transform: translateY(-2px);
}

.hw-family-card__name,
.hw-genus-card__name {
    font-family: var(--hw-font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--hw-color-primary-dark);
    margin-bottom: 0.35rem;
}

.hw-family-card__count,
.hw-genus-card__count {
    font-size: 0.85rem;
    color: var(--hw-color-text-light);
}

/* ── Filter Bar ────────────────────────────────────────────────── */
.hw-gallery-filter {
    padding-bottom: 1rem;
}

.hw-gallery-filter__controls {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hw-gallery-filter__select {
    padding: 0.6rem 2rem 0.6rem 0.8rem;
    border: 1px solid var(--hw-color-border);
    border-radius: var(--hw-radius-sm);
    font-size: 0.95rem;
    font-family: var(--hw-font-body);
    background: var(--hw-color-white);
    color: var(--hw-color-text);
    cursor: pointer;
    min-width: 180px;
    appearance: auto;
}

.hw-gallery-filter__select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ── Species Grid ──────────────────────────────────────────────── */
.hw-gallery-grid {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.hw-gallery-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.hw-gallery-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.hw-gallery-grid--cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ── Species Card ──────────────────────────────────────────────── */
.hw-species-card {
    background: var(--hw-color-white);
    border: 1px solid var(--hw-color-border);
    border-radius: var(--hw-radius);
    overflow: hidden;
    transition: box-shadow var(--hw-transition), transform var(--hw-transition);
}

.hw-species-card:hover {
    box-shadow: var(--hw-shadow-lg);
    transform: translateY(-3px);
}

.hw-species-card__link {
    display: block;
    text-decoration: none;
    color: var(--hw-color-text);
}

.hw-species-card__image-wrap {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--hw-color-bg-alt);
}

.hw-species-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.hw-species-card:hover .hw-species-card__image {
    transform: scale(1.05);
}

.hw-species-card__info {
    padding: 1rem;
}

.hw-species-card__title {
    font-family: var(--hw-font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--hw-color-primary-dark);
    margin: 0 0 0.25rem;
    line-height: 1.3;
}

.hw-species-card__scientific {
    font-size: 0.9rem;
    color: var(--hw-color-text-light);
    margin: 0 0 0.2rem;
}

.hw-species-card__common {
    font-size: 0.85rem;
    color: var(--hw-color-text-light);
    margin: 0 0 0.5rem;
}

.hw-species-card__family {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--hw-color-primary);
    background: rgba(45, 80, 22, 0.08);
    padding: 0.2rem 0.5rem;
    border-radius: var(--hw-radius-sm);
}

/* ── Single Species ────────────────────────────────────────────── */
.hw-species {
    max-width: var(--hw-max-width);
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
}

.hw-species__header {
    grid-column: 1 / -1;
    padding: 2rem 0 1rem;
}

.hw-species__title {
    font-family: var(--hw-font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--hw-color-primary-dark);
    margin: 0 0 0.5rem;
}

.hw-species__scientific {
    font-size: 1.2rem;
    color: var(--hw-color-text-light);
    margin: 0 0 0.3rem;
}

.hw-species__common {
    font-size: 1rem;
    color: var(--hw-color-text-light);
    margin: 0 0 1rem;
}

.hw-species__taxonomy-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.hw-badge {
    display: inline-block;
    font-size: 0.8rem;
    padding: 0.3rem 0.75rem;
    border-radius: 2rem;
    text-decoration: none;
    transition: background var(--hw-transition);
}

.hw-badge--family {
    background: rgba(45, 80, 22, 0.1);
    color: var(--hw-color-primary-dark);
}

.hw-badge--family:hover {
    background: rgba(45, 80, 22, 0.18);
}

.hw-badge--genus {
    background: rgba(139, 105, 20, 0.1);
    color: var(--hw-color-accent);
}

.hw-badge--genus:hover {
    background: rgba(139, 105, 20, 0.18);
}

/* Photo gallery area */
.hw-species__gallery {
    grid-column: 1 / 2;
}

.hw-species__primary-image {
    border-radius: var(--hw-radius);
    overflow: hidden;
    margin-bottom: 0.75rem;
    background: var(--hw-color-bg-alt);
}

.hw-species__primary-img {
    width: 100%;
    height: auto;
    display: block;
    cursor: zoom-in;
}

.hw-species__thumbs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.hw-species__thumb {
    width: 72px;
    height: 72px;
    border: 2px solid transparent;
    border-radius: var(--hw-radius-sm);
    overflow: hidden;
    cursor: pointer;
    padding: 0;
    background: none;
    transition: border-color var(--hw-transition);
}

.hw-species__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hw-species__thumb:hover,
.hw-species__thumb--active {
    border-color: var(--hw-color-primary);
}

/* Content */
.hw-species__content {
    grid-column: 1 / 2;
}

.hw-species__content-inner {
    line-height: 1.7;
    font-size: 1.05rem;
}

.hw-species__content-inner p {
    margin: 0 0 1rem;
}

/* Botanical Details */
.hw-species__details {
    grid-column: 1 / 2;
    background: var(--hw-color-bg-alt);
    border-radius: var(--hw-radius);
    padding: 1.5rem;
    margin-top: 1rem;
}

.hw-species__details-title {
    font-family: var(--hw-font-heading);
    font-size: 1.35rem;
    color: var(--hw-color-primary-dark);
    margin: 0 0 1.25rem;
}

.hw-species__details-grid {
    display: grid;
    gap: 1.25rem;
}

.hw-species__detail-item h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--hw-color-primary);
    margin: 0 0 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.hw-species__detail-item p {
    margin: 0;
    line-height: 1.6;
}

/* Sidebar */
.hw-species__sidebar {
    grid-column: 2 / 3;
    grid-row: 2 / 99;
    align-self: start;
    position: sticky;
    top: 2rem;
}

.hw-species__nursery-link {
    background: var(--hw-color-white);
    border: 1px solid var(--hw-color-border);
    border-radius: var(--hw-radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.hw-species__nursery-link h3 {
    font-family: var(--hw-font-heading);
    font-size: 1.05rem;
    color: var(--hw-color-primary-dark);
    margin: 0 0 0.75rem;
}

.hw-species__related {
    background: var(--hw-color-white);
    border: 1px solid var(--hw-color-border);
    border-radius: var(--hw-radius);
    padding: 1.25rem;
}

.hw-species__related h3 {
    font-family: var(--hw-font-heading);
    font-size: 1.05rem;
    color: var(--hw-color-primary-dark);
    margin: 0 0 0.75rem;
}

.hw-species__related-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hw-species__related-list li {
    margin-bottom: 0.75rem;
}

.hw-species__related-list li:last-child {
    margin-bottom: 0;
}

.hw-species__related-list a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--hw-color-text);
    transition: color var(--hw-transition);
}

.hw-species__related-list a:hover {
    color: var(--hw-color-primary);
}

.hw-species__related-thumb {
    width: 40px;
    height: 40px;
    border-radius: var(--hw-radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.hw-species__related-name {
    font-size: 0.9rem;
    font-weight: 500;
}

/* ── Buttons ───────────────────────────────────────────────────── */
.hw-btn {
    display: inline-block;
    padding: 0.65rem 1.5rem;
    border-radius: var(--hw-radius);
    font-size: 0.95rem;
    font-family: var(--hw-font-body);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background var(--hw-transition), color var(--hw-transition);
    border: 2px solid transparent;
    text-align: center;
}

.hw-btn--primary {
    background: var(--hw-color-primary);
    color: var(--hw-color-white);
    border-color: var(--hw-color-primary);
}

.hw-btn--primary:hover {
    background: var(--hw-color-primary-dark);
    border-color: var(--hw-color-primary-dark);
}

.hw-btn--outline {
    background: transparent;
    color: var(--hw-color-primary);
    border-color: var(--hw-color-primary);
}

.hw-btn--outline:hover {
    background: var(--hw-color-primary);
    color: var(--hw-color-white);
}

/* ── Lightbox ──────────────────────────────────────────────────── */
.hw-lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hw-lightbox[hidden] {
    display: none;
}

.hw-lightbox__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.88);
}

.hw-lightbox__container {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    z-index: 1;
}

.hw-lightbox__img {
    max-width: 90vw;
    max-height: 85vh;
    display: block;
    border-radius: var(--hw-radius-sm);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
}

.hw-lightbox__close,
.hw-lightbox__prev,
.hw-lightbox__next {
    position: absolute;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--hw-transition);
    z-index: 2;
}

.hw-lightbox__close:hover,
.hw-lightbox__prev:hover,
.hw-lightbox__next:hover {
    background: rgba(255, 255, 255, 0.3);
}

.hw-lightbox__close {
    top: -50px;
    right: 0;
    font-size: 1.75rem;
}

.hw-lightbox__prev {
    left: -60px;
    top: 50%;
    transform: translateY(-50%);
}

.hw-lightbox__next {
    right: -60px;
    top: 50%;
    transform: translateY(-50%);
}

.hw-lightbox__counter {
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin-top: 1rem;
}

/* ── Pagination ────────────────────────────────────────────────── */
.hw-gallery-pagination {
    text-align: center;
    padding: 2rem 0;
}

.hw-gallery-nav-pagination {
    text-align: center;
    padding: 2rem 0;
}

.hw-gallery-nav-pagination .page-numbers {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    margin: 0 0.2rem;
    border-radius: var(--hw-radius-sm);
    text-decoration: none;
    color: var(--hw-color-text);
    transition: background var(--hw-transition);
}

.hw-gallery-nav-pagination .page-numbers:hover {
    background: var(--hw-color-bg-alt);
}

.hw-gallery-nav-pagination .page-numbers.current {
    background: var(--hw-color-primary);
    color: var(--hw-color-white);
}

/* ── Loading ───────────────────────────────────────────────────── */
.hw-gallery-loading {
    text-align: center;
    padding: 2rem;
}

.hw-gallery-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--hw-color-border);
    border-top-color: var(--hw-color-primary);
    border-radius: 50%;
    animation: hw-spin 0.7s linear infinite;
    margin: 0 auto;
}

@keyframes hw-spin {
    to { transform: rotate(360deg); }
}

.hw-gallery-no-results {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--hw-color-text-light);
    padding: 3rem 1rem;
    font-size: 1.1rem;
}


/* ── Enhanced Family Cards (photo + common name + genera count) ── */

.hw-family-card {
    padding: 0;
    overflow: hidden;
}

.hw-family-card__thumb {
    width: 100%;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background: var(--hw-color-bg-alt);
    line-height: 0;
    font-size: 0;
}

.hw-family-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.hw-family-card:hover .hw-family-card__thumb img {
    transform: scale(1.05);
}

.hw-family-card__body {
    padding: 0.9rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.hw-family-card__common {
    font-size: 0.85rem;
    color: var(--hw-color-text-light);
    font-style: normal;
}


/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .hw-gallery-grid--cols-3 { grid-template-columns: repeat(2, 1fr); }
    .hw-gallery-grid--cols-4 { grid-template-columns: repeat(2, 1fr); }

    .hw-species {
        grid-template-columns: 1fr;
    }

    .hw-species__sidebar {
        grid-column: 1;
        grid-row: auto;
        position: static;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

    .hw-lightbox__prev { left: 10px; }
    .hw-lightbox__next { right: 10px; }
    .hw-lightbox__close { top: 10px; right: 10px; }
}

@media (max-width: 600px) {
    .hw-gallery-grid--cols-2,
    .hw-gallery-grid--cols-3,
    .hw-gallery-grid--cols-4 {
        grid-template-columns: 1fr;
    }

    .hw-gallery-families__grid,
    .hw-gallery-genera__grid {
        grid-template-columns: 1fr 1fr;
    }

    .hw-gallery-header__title {
        font-size: 1.75rem;
    }

    .hw-species__title {
        font-size: 1.5rem;
    }

    .hw-species__sidebar {
        grid-template-columns: 1fr;
    }

    .hw-gallery-filter__controls {
        flex-direction: column;
    }

    .hw-gallery-filter__select {
        min-width: 100%;
    }

    .hw-species__thumbs {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.5rem;
    }

    .hw-species__thumb {
        flex-shrink: 0;
    }
}