/* ==========================================================================
   Shared Card Styles
   Used by feed, articles, search, tag, and category pages
   ========================================================================== */

/* Base Card */
.feed-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    background-color: var(--color-bg-primary);
    transition: box-shadow var(--transition-fast);
}

.feed-card:hover {
    box-shadow: var(--shadow-md);
}

.feed-card-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.feed-card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
}

.feed-card-title a {
    color: var(--color-text-primary);
    text-decoration: none;
}

.feed-card-title a:hover {
    color: var(--color-primary);
}

.feed-card-description,
.feed-card-excerpt {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin: 0;
    line-height: 1.6;
}

.feed-card-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.feed-card-time {
    color: var(--color-text-muted);
}

.feed-card-reading-time {
    color: var(--color-text-muted);
}

.feed-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-1);
}

.feed-tag {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    text-decoration: none;
    padding: 0.125rem var(--spacing-2);
    border-radius: var(--radius-full);
    background-color: var(--color-bg-tertiary);
    transition: background-color var(--transition-fast);
}

.feed-tag:hover {
    background-color: var(--color-border);
    text-decoration: none;
}

/* Thought Card — clickable via stretched permalink */
.feed-card-thought {
    position: relative;
    display: flex;
    flex-direction: row;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
}

.feed-card-accent {
    width: 4px;
    flex-shrink: 0;
    background-color: var(--color-primary);
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.feed-card-thought .feed-card-body {
    padding: var(--spacing-4);
    flex: 1;
}

.thought-content {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text-primary);
}

.thought-content p {
    margin: 0;
}

/* Permalink — stretched link covers entire thought card */
.feed-card-permalink {
    color: var(--color-text-muted);
    text-decoration: none;
}

.feed-card-permalink::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
}

/* Elevate interactive elements above stretched link */
.feed-card-thought .feed-tag {
    position: relative;
    z-index: 1;
}

/* Link Card */
.feed-card-link-url {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    text-decoration: none;
    padding: var(--spacing-1) var(--spacing-3);
    background-color: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    width: fit-content;
    transition: background-color var(--transition-fast);
}

.feed-card-link-url:hover {
    background-color: var(--color-border);
    text-decoration: none;
}

.feed-card-domain {
    font-weight: 500;
}

.feed-card-external-icon {
    font-size: var(--font-size-xs);
    opacity: 0.7;
}

/* AMA Card */
.feed-card-ama {
    border-left: 3px solid var(--color-primary);
}

.feed-card-ama-header {
    display: flex;
    gap: var(--spacing-3);
    align-items: flex-start;
}

.ama-badge {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-text-inverse);
    background-color: var(--color-primary);
    border-radius: 50%;
}

.feed-card-ama-question {
    flex: 1;
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text-primary);
}

.feed-card-ama-question p {
    margin: 0;
}

.feed-card-asker {
    font-size: var(--font-size-sm);
    font-style: italic;
    color: var(--color-text-muted);
    margin: 0;
}

/* Article Card */
.feed-card-article .feed-card-title {
    font-size: var(--font-size-xl);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (min-width: 481px) {
    .feed-card {
        padding: var(--spacing-5);
    }

    .feed-card-thought .feed-card-body {
        padding: var(--spacing-5);
    }

    .thought-content {
        font-size: var(--font-size-lg);
    }
}