/* =========================================================
   Campus Archive
   ========================================================= */

.campus-archive-topbar {
    margin-bottom: 1.5rem;
}

.campus-archive-breadcrumb {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.campus-archive-breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.campus-archive-breadcrumb a:hover {
    text-decoration: underline;
}

.campus-archive-share {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.campus-archive-share a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    background: var(--color-surface);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        transform var(--transition-fast);
}

.campus-archive-share a:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: var(--color-background);
    transform: translateY(-2px);
}

/* =========================================================
   Main Layout
   ========================================================= */

.campus-archive-page {
    padding-bottom: 3rem;
}

.campus-archive-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 2rem;
    align-items: start;
}

.campus-archive-main {
    min-width: 0;
}

.campus-archive-sidebar {
    min-width: 0;
}

.campus-sidebar-inner {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* =========================================================
   Archive Header
   ========================================================= */

.campus-archive-header {
    margin-bottom: 1.75rem;
}

.campus-archive-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0;
    color: var(--color-text);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    line-height: 1.2;
    font-weight: 750;
}

.campus-archive-title-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: var(--radius-md);
    color: var(--color-white);
    background: var(--color-primary);
    font-size: 1.15rem;
}

.campus-archive-description {
    max-width: 760px;
    margin: 0.875rem 0 0;
    color: var(--color-text-muted);
    font-size: 1rem;
    line-height: 1.75;
}

/* =========================================================
   Campus Grid
   ========================================================= */

.campus-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.campus-card {
    min-width: 0;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        border-color var(--transition-fast);
}

.campus-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.09);
    transform: translateY(-3px);
}

.campus-card-image-link {
    display: block;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: var(--color-background);
}

.campus-card-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.campus-card:hover .campus-card-image {
    transform: scale(1.04);
}

.campus-card-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 180px;
    color: var(--color-text-muted);
    background: var(--color-background);
    font-size: 2rem;
}

.campus-card-content {
    padding: 1rem 1.125rem 1.125rem;
}

.campus-card-title {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.45;
    font-weight: 700;
}

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

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

/* =========================================================
   Pagination
   ========================================================= */

.campus-pagination {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.campus-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    min-height: 2.5rem;
    margin: 0 0.2rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    background: var(--color-surface);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        border-color var(--transition-fast);
}

.campus-pagination .page-numbers:hover,
.campus-pagination .page-numbers.current {
    color: var(--color-white);
    border-color: var(--color-primary);
    background: var(--color-primary);
}

.campus-pagination .page-numbers.dots {
    border-color: transparent;
    background: transparent;
}

/* =========================================================
   Empty State
   ========================================================= */

.campus-empty-state {
    padding: 3rem 1.5rem;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    background: var(--color-surface);
}

.campus-empty-icon {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
    font-size: 2.5rem;
}

.campus-empty-title {
    margin: 0;
    color: var(--color-text);
    font-size: 1.25rem;
}

.campus-empty-description {
    max-width: 500px;
    margin: 0.75rem auto 0;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* =========================================================
   Sidebar FAQ
   ========================================================= */

.campus-faq-section {
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
}

.campus-sidebar-section-header {
    padding: 1.125rem 1.25rem;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-background);
}

.campus-sidebar-section-title {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    margin: 0;
    color: var(--color-text);
    font-size: 1.1rem;
    line-height: 1.4;
    font-weight: 700;
}

.campus-sidebar-section-title i,
.campus-sidebar-section-title svg {
    color: var(--color-primary);
}

.campus-faq-list {
    margin: 0;
    padding: 0;
}

.campus-faq-item {
    border-bottom: 1px solid var(--color-border);
}

.campus-faq-item:last-child {
    border-bottom: 0;
}

.campus-faq-question-heading {
    margin: 0;
}

.campus-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    padding: 1rem 1.25rem;
    border: 0;
    color: var(--color-text);
    background: transparent;
    font: inherit;
    font-size: 0.95rem;
    font-weight: 650;
    line-height: 1.5;
    text-align: left;
    cursor: pointer;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast);
}

.campus-faq-question:hover {
    color: var(--color-primary);
    background: var(--color-background);
}

.campus-faq-question-text {
    flex: 1;
}

.campus-faq-chevron {
    flex: 0 0 auto;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    transition: transform var(--transition-fast);
}

.campus-faq-item.is-open .campus-faq-chevron {
    transform: rotate(180deg);
}

.campus-faq-answer {
    padding: 0 1.25rem 1.125rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.75;
}

.campus-faq-answer p {
    margin: 0;
}

.campus-faq-answer a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

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

@media (max-width: 991px) {
    .campus-archive-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .campus-archive-sidebar {
        margin-top: 0.5rem;
    }

    .campus-sidebar-inner {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 767px) {
    .campus-grid {
        grid-template-columns: 1fr;
    }

    .campus-archive-title {
        font-size: 1.75rem;
    }

    .campus-archive-title-icon {
        width: 2.5rem;
        height: 2.5rem;
    }

    .campus-sidebar-inner {
        grid-template-columns: 1fr;
    }

    .campus-pagination .page-numbers {
        min-width: 2.25rem;
        min-height: 2.25rem;
        margin: 0 0.1rem;
        padding: 0.4rem 0.6rem;
    }
}

@media (max-width: 480px) {
    .campus-archive-topbar {
        margin-bottom: 1.25rem;
    }

    .campus-archive-share {
        justify-content: flex-start;
    }

    .campus-archive-header {
        margin-bottom: 1.25rem;
    }

    .campus-archive-title {
        align-items: flex-start;
        gap: 0.625rem;
        font-size: 1.5rem;
    }

    .campus-archive-title-icon {
        width: 2.25rem;
        height: 2.25rem;
        font-size: 1rem;
    }

    .campus-card-content {
        padding: 0.875rem 1rem 1rem;
    }

    .campus-card-title {
        font-size: 1rem;
    }

    .campus-faq-question {
        padding: 0.9rem 1rem;
    }

    .campus-faq-answer {
        padding: 0 1rem 1rem;
    }
}

/* =========================================================
   Accessibility and Motion
   ========================================================= */

.campus-card-image-link:focus-visible,
.campus-card-title a:focus-visible,
.campus-archive-share a:focus-visible,
.campus-pagination .page-numbers:focus-visible,
.campus-faq-question:focus-visible {
    outline: 3px solid var(--color-secondary);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    .campus-card,
    .campus-card-image,
    .campus-archive-share a,
    .campus-faq-question,
    .campus-faq-chevron,
    .campus-pagination .page-numbers {
        transition: none;
    }

    .campus-card:hover {
        transform: none;
    }

    .campus-card:hover .campus-card-image {
        transform: none;
    }
}