/* ============================================
   PinVibe — Component Styles
   Article Cards, Buttons, Forms
   ============================================ */

/* --- Article Card --- */
.article-card {
    position: relative;
    background: var(--white);
    border-radius: 2px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.article-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-image-link {
    display: block;
    overflow: hidden;
}

.card-image {
    aspect-ratio: 4 / 5;
    background-size: cover;
    background-position: center;
    background-color: var(--off-white);
    position: relative;
    transition: transform 0.6s var(--ease);
}

.article-card:hover .card-image {
    transform: scale(1.03);
}

.card-category {
    position: absolute;
    top: var(--sp-sm);
    left: var(--sp-sm);
    font-family: var(--font-body);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    background: var(--white);
    padding: 4px 10px;
    border-radius: 2px;
}

.card-content {
    padding: var(--sp-md);
}

.card-title-link {
    text-decoration: none;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: var(--sp-xs);
    color: var(--charcoal);
    transition: color var(--duration) var(--ease);
}

.card-title-link:hover .card-title {
    color: var(--deep-mauve);
}

.card-excerpt {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--medium-gray);
    margin-bottom: var(--sp-sm);
}

.card-meta {
    font-size: 0.8125rem;
    color: var(--medium-gray);
    display: flex;
    align-items: center;
    gap: 6px;
}

.meta-sep {
    color: var(--light-gray);
}

/* Card Sizes */
.article-card--large .card-image {
    aspect-ratio: 16 / 10;
}

.article-card--large .card-title {
    font-size: 1.5rem;
}

.article-card--compact .card-image {
    aspect-ratio: 3 / 2;
}

.article-card--compact .card-content {
    padding: var(--sp-sm);
}

.article-card--compact .card-title {
    font-size: 1.0625rem;
}

/* --- Horizontal Card (for related posts, search) --- */
.article-card--horizontal {
    display: grid;
    grid-template-columns: 200px 1fr;
    box-shadow: none;
    border-bottom: 1px solid var(--light-gray);
    border-radius: 0;
    padding-bottom: var(--sp-md);
    margin-bottom: var(--sp-md);
}

.article-card--horizontal:hover {
    transform: none;
    box-shadow: none;
}

.article-card--horizontal .card-image {
    aspect-ratio: 4 / 3;
    border-radius: 2px;
}

.article-card--horizontal .card-content {
    padding: 0 0 0 var(--sp-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* --- Tag Pills --- */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-xs);
    list-style: none;
    padding: 0;
}

.tag-pill {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 6px 14px;
    border: 1px solid var(--light-gray);
    border-radius: 2px;
    color: var(--dark-gray);
    background: var(--white);
    text-decoration: none;
    transition: background var(--duration) var(--ease), color var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.tag-pill:hover,
.tag-pill.active {
    background: var(--charcoal);
    color: var(--white);
    border-color: var(--charcoal);
}

/* --- Breadcrumbs --- */
.breadcrumbs {
    font-size: 0.8125rem;
    color: var(--medium-gray);
    padding: var(--sp-sm) 0;
    max-width: var(--max-width);
    margin: 0 auto;
    padding-left: var(--sp-md);
    padding-right: var(--sp-md);
}

.breadcrumbs a {
    color: var(--medium-gray);
    text-decoration: none;
}

.breadcrumbs a:hover {
    color: var(--deep-mauve);
}

.breadcrumbs .sep {
    margin: 0 6px;
    color: var(--light-gray);
}

/* --- Pagination --- */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--sp-xs);
    padding: var(--sp-xl) 0;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--light-gray);
    border-radius: 2px;
    color: var(--dark-gray);
    background: var(--white);
    text-decoration: none;
    transition: all var(--duration) var(--ease);
}

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

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

/* --- Related Posts Section --- */
.related-posts {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--sp-3xl) var(--sp-md);
    border-top: 1px solid var(--light-gray);
}

.related-posts .section-title {
    text-align: left;
    margin-bottom: var(--sp-lg);
}

/* --- Pin Image (hidden, for Pinterest) --- */
.pin-image-hidden {
    display: none;
}

/* --- Lazy Load Placeholder --- */
.lazy-image {
    background-color: var(--off-white);
    transition: opacity 0.4s var(--ease);
}

.lazy-image.loaded {
    opacity: 1;
}

/* --- Ad Responsive Container --- */
.ad-container {
    margin: var(--sp-lg) auto;
    max-width: var(--content-width);
    text-align: center;
    overflow: hidden;
}

.ad-container::before {
    content: 'Advertisement';
    display: block;
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--light-gray);
    margin-bottom: var(--sp-xs);
}

/* --- Toast / Flash Messages --- */
.toast {
    position: fixed;
    bottom: var(--sp-lg);
    right: var(--sp-lg);
    background: var(--charcoal);
    color: var(--white);
    padding: var(--sp-sm) var(--sp-lg);
    border-radius: 2px;
    font-size: 0.9375rem;
    z-index: 9999;
    transform: translateY(100px);
    opacity: 0;
    transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success { border-left: 4px solid #4a7c59; }
.toast.error { border-left: 4px solid #a04040; }