/* ============================================
   PAGE TAGS MODULE
   A wrapping cluster of tag chips. Tonal Mineral White surface, hairline
   border, shadow appears only on interaction (Shadow-Is-State Rule). Each chip
   is a clickable link to the tag's listing destination.
   ============================================ */

.page-tags-section {
    position: relative;
    padding: 1rem 0;
    z-index: 10;
}

.page-tags-wrapper {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 0.875rem 1.5rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Interaction deepens the border and adds a soft shadow instead of lifting
   (No-Lift-Reflex). */
.page-tags-wrapper:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow);
}

.page-tags-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

.page-tags-item {
    display: inline-flex;
}

.page-tags-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.375rem 0.85rem;
    font-size: var(--fs-label);
    font-weight: 500;
    line-height: 1.4;
    color: var(--text-muted);
    background-color: var(--surface-sunken);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-pill);
    text-decoration: none;
    transition: color 0.3s ease, background-color 0.3s ease,
                border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.page-tags-link:hover {
    color: var(--primary-color);
    background-color: var(--card-bg);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

/* Visible focus ring on every chip (primary accent, never removed). */
.page-tags-link:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.page-tags-icon {
    font-size: 0.9em;
    opacity: 0.7;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.page-tags-link:hover .page-tags-icon {
    opacity: 1;
    transform: scale(1.12);
}

/* Dark Mode — light/dark separation is handled entirely by the token cascade.
   --card-bg, --border-color, --text-muted, --primary-color, --surface-sunken
   all re-point under [data-bs-theme="dark"], so the cluster recolors
   automatically. */
html[data-bs-theme="dark"] .page-tags-wrapper:hover {
    box-shadow: var(--shadow);
}

/* Responsive */
@media (max-width: 768px) {
    .page-tags-section {
        padding: 0.75rem 0;
    }

    .page-tags-wrapper {
        padding: 0.75rem 1rem;
        border-radius: var(--radius-lg);
    }

    .page-tags-list {
        gap: 0.375rem;
    }

    .page-tags-link {
        padding: 0.3rem 0.7rem;
    }
}

/* Motion sensitivity — preserve the state change (color/background shift) while
   removing the transforms that disturb vestibular-sensitive users. The hover
   affordance stays legible through color alone. */
@media (prefers-reduced-motion: reduce) {
    .page-tags-wrapper,
    .page-tags-link,
    .page-tags-icon {
        transition: none;
    }

    .page-tags-link:hover .page-tags-icon {
        transform: none;
    }
}