/* ==========================================================================
   Exams & Hierarchical Category Folder Listing Styles
   ========================================================================== */

.exams-main-section {
    padding: 2.5rem 0 4rem;
    background-color: var(--body-bg);
    min-height: 60vh;
}

/* ──────────────────────────────────────────────────────────────────────────
   1. BREADCRUMB BAR (Folder Path Navigator)
   ────────────────────────────────────────────────────────────────────────── */
.exam-breadcrumb-nav {
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    padding: 0.85rem 1.25rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.exam-breadcrumb-list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.92rem;
    gap: 0.35rem 0.5rem;
}

.exam-breadcrumb-item {
    display: inline-flex;
    align-items: center;
}

.exam-breadcrumb-item a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.exam-breadcrumb-item a:hover {
    color: var(--brand-primary);
}

.exam-breadcrumb-item.active span {
    color: var(--color-text-main);
    font-weight: 700;
}

.exam-breadcrumb-separator {
    color: var(--color-text-muted);
    opacity: 0.5;
    font-size: 0.8rem;
}

.exam-back-btn {
    font-size: 0.82rem;
    font-weight: 600;
    border-color: var(--color-border);
    color: var(--color-text-muted);
    background: transparent;
    transition: all 0.2s ease;
}

.exam-back-btn:hover {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #ffffff;
}

/* ──────────────────────────────────────────────────────────────────────────
   2. FILTER & SEARCH BAR
   ────────────────────────────────────────────────────────────────────────── */
.exams-filter-card {
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    padding: 1rem 1.25rem;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.exam-search-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.exam-search-icon {
    position: absolute;
    left: 1rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    pointer-events: none;
}

.exam-search-input {
    background: var(--body-bg) !important;
    border: 1px solid var(--color-border) !important;
    color: var(--color-text-main) !important;
    border-radius: 50rem !important;
    padding: 0.55rem 2.25rem 0.55rem 2.5rem !important;
    font-size: 0.9rem !important;
    box-shadow: none !important;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.exam-search-input:focus {
    border-color: var(--brand-primary) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
}

.exam-search-clear {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
}

.exam-filter-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.exam-filter-pills {
    display: inline-flex;
    background: var(--body-bg);
    border: 1px solid var(--color-border);
    border-radius: 50rem;
    padding: 3px;
    gap: 2px;
}

.exam-filter-pill {
    padding: 0.35rem 0.85rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-muted);
    border-radius: 50rem;
    cursor: pointer;
    margin: 0;
    transition: all 0.2s ease;
    user-select: none;
}

.btn-check:checked + .exam-filter-pill {
    background: var(--brand-primary);
    color: #ffffff !important;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

/* ──────────────────────────────────────────────────────────────────────────
   3. SECTION HEADERS
   ────────────────────────────────────────────────────────────────────────── */
.exam-section-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(37, 99, 235, 0.08);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.exam-section-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-text-main);
}

.exam-section-badge {
    font-size: 0.84rem;
    color: var(--color-text-muted);
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    padding: 0.25rem 0.75rem;
    border-radius: 50rem;
}

/* ──────────────────────────────────────────────────────────────────────────
   4. FOLDER-STYLE CATEGORY CARDS
   ────────────────────────────────────────────────────────────────────────── */
.exam-folder-card {
    display: block;
    position: relative;
    text-decoration: none !important;
    color: inherit !important;
    border-radius: 1.25rem;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.exam-folder-tab {
    position: absolute;
    top: -8px;
    left: 20px;
    width: 70px;
    height: 14px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    z-index: 1;
    transition: transform 0.2s ease;
}

.exam-folder-body {
    position: relative;
    z-index: 2;
    background: var(--surface-card);
    border: 1.5px solid var(--color-border);
    border-radius: 1.25rem;
    padding: 1.25rem 1.15rem;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.25s ease;
}

.exam-folder-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.25));
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #d97706;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: transform 0.25s ease, background 0.25s ease;
    position: relative;
}

.exam-folder-icon-open {
    display: none;
}

.exam-folder-badge {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #d97706;
    background: rgba(245, 158, 11, 0.1);
    padding: 0.2rem 0.6rem;
    border-radius: 50rem;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.exam-folder-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-main);
    margin-bottom: 0.65rem;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.2s ease;
}

.exam-folder-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: auto;
    margin-bottom: 0.85rem;
}

.exam-folder-meta-pill {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--color-text-muted);
    background: var(--body-bg);
    border: 1px solid var(--color-border);
    padding: 0.15rem 0.55rem;
    border-radius: 6px;
}

.exam-folder-action {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.84rem;
    font-weight: 700;
    color: var(--brand-primary);
    padding-top: 0.65rem;
    border-top: 1px dashed var(--color-border);
    transition: transform 0.2s ease;
}

.exam-folder-action i {
    transition: transform 0.2s ease;
}

/* Folder Hover Interactions */
.exam-folder-card:hover {
    transform: translateY(-4px);
}

.exam-folder-card:hover .exam-folder-body {
    border-color: #f59e0b;
    box-shadow: 0 12px 28px -6px rgba(245, 158, 11, 0.22);
}

.exam-folder-card:hover .exam-folder-tab {
    transform: translateY(-2px);
}

.exam-folder-card:hover .exam-folder-icon-closed {
    display: none;
}

.exam-folder-card:hover .exam-folder-icon-open {
    display: inline-block;
}

.exam-folder-card:hover .exam-folder-icon-wrap {
    transform: scale(1.08);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25), rgba(217, 119, 6, 0.35));
}

.exam-folder-card:hover .exam-folder-title {
    color: #d97706;
}

.exam-folder-card:hover .exam-folder-action i {
    transform: translateX(4px);
}

/* ──────────────────────────────────────────────────────────────────────────
   5. EXAM CARDS (Grid Items)
   ────────────────────────────────────────────────────────────────────────── */
.exam-card {
    display: flex;
    flex-direction: column;
    background: var(--surface-card);
    border: 1.5px solid var(--color-border);
    border-radius: 1.25rem;
    overflow: hidden;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
}

.exam-card-thumb-wrap {
    position: relative;
    height: 160px;
    background: linear-gradient(135deg, #1e293b, #0f172a);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.exam-card-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.exam-card-thumb-placeholder {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.25);
}

.exam-card-badges-top {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    right: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    z-index: 2;
}

.exam-chip-badge {
    font-size: 0.74rem;
    font-weight: 700;
    padding: 0.25rem 0.65rem;
    border-radius: 50rem;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.exam-chip-badge--pro {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #ffffff;
}

.exam-chip-badge--general {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(4px);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.exam-chip-badge--free {
    background: #10b981;
    color: #ffffff;
}

.exam-chip-badge--paid {
    background: var(--brand-primary);
    color: #ffffff;
}

.exam-card-body {
    padding: 1.15rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.exam-card-category-link {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--brand-primary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 0.35rem;
    display: inline-block;
}

.exam-card-category-link:hover {
    text-decoration: underline;
}

.exam-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.85rem;
    line-height: 1.35;
}

.exam-card-title a {
    color: var(--color-text-main);
    text-decoration: none;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.2s ease;
}

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

.exam-card-specs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.4rem;
    background: var(--body-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    padding: 0.55rem 0.75rem;
    margin-bottom: 1rem;
    margin-top: auto;
}

.exam-spec-item {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.exam-spec-item strong {
    color: var(--color-text-main);
}

.exam-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.85rem;
    border-top: 1px solid var(--color-border);
    gap: 0.5rem;
}

.exam-price-free {
    font-size: 0.95rem;
    font-weight: 800;
    color: #10b981;
}

.exam-price-regular {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-decoration: line-through;
    margin-right: 0.25rem;
}

.exam-price-current {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--brand-primary);
}

.btn-view-exam {
    background: var(--brand-primary);
    color: #ffffff !important;
    font-size: 0.84rem;
    font-weight: 700;
    padding: 0.45rem 1rem;
    border-radius: 50rem;
    text-decoration: none !important;
    box-shadow: 0 3px 10px rgba(37, 99, 235, 0.25);
    transition: all 0.2s ease;
    white-space: nowrap;
    border: none;
}

.btn-view-exam:hover {
    background: var(--brand-primary-hover, #1d4ed8);
    transform: translateY(-2px);
    box-shadow: 0 5px 14px rgba(37, 99, 235, 0.35);
}

.exam-card:hover {
    transform: translateY(-4px);
    border-color: rgba(37, 99, 235, 0.35);
    box-shadow: 0 12px 28px -6px rgba(37, 99, 235, 0.16);
}

.exam-card:hover .exam-card-thumb {
    transform: scale(1.06);
}

/* ──────────────────────────────────────────────────────────────────────────
   6. EXAM DETAILS (SHOW) PAGE
   ────────────────────────────────────────────────────────────────────────── */
.exam-details-main-card {
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    border-radius: 1.25rem;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.exam-details-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-text-main);
    line-height: 1.3;
}

.exam-specs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

@media (max-width: 768px) {
    .exam-specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.exam-spec-card {
    background: var(--body-bg);
    border: 1px solid var(--color-border);
    border-radius: 1rem;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.exam-spec-icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.exam-spec-icon-primary { background: rgba(37, 99, 235, 0.12); color: var(--brand-primary); }
.exam-spec-icon-warning { background: rgba(245, 158, 11, 0.15); color: #d97706; }
.exam-spec-icon-success { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.exam-spec-icon-info    { background: rgba(6, 182, 212, 0.15); color: #0891b2; }

.exam-spec-text {
    display: flex;
    flex-direction: column;
}

.exam-spec-num {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--color-text-main);
    line-height: 1.1;
}

.exam-spec-lbl {
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.exam-marking-strip {
    background: var(--body-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.85rem;
    padding: 0.85rem 1rem;
}

.exam-marking-label {
    display: block;
    font-size: 0.76rem;
    color: var(--color-text-muted);
    margin-bottom: 0.15rem;
}

.exam-marking-val {
    font-size: 0.95rem;
    font-weight: 700;
}

.exam-details-block {
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
}

.exam-block-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-main);
    margin-bottom: 0.85rem;
}

.exam-block-content {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    line-height: 1.7;
}

/* Right Sticky Action Card */
.exam-action-card {
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    border-radius: 1.25rem;
    padding: 1.5rem;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.05);
}

.exam-action-free-badge {
    font-size: 1.35rem;
    font-weight: 800;
    color: #10b981;
}

.exam-action-price {
    font-size: 1.75rem;
}

.exam-schedule-notice {
    background: var(--body-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    padding: 0.75rem 1rem;
}

/* ──────────────────────────────────────────────────────────────────────────
   7. SKELETON LOADERS
   ────────────────────────────────────────────────────────────────────────── */
.exam-skeleton-card {
    background: var(--surface-card);
    border: 1px solid var(--color-border);
    border-radius: 1.25rem;
    overflow: hidden;
}

.exam-skeleton-folder {
    padding: 1.25rem;
    height: 160px;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.exam-skeleton-thumb {
    height: 160px;
}

.exam-skeleton-box {
    background: linear-gradient(90deg, var(--body-bg) 25%, rgba(148, 163, 184, 0.2) 50%, var(--body-bg) 75%);
    background-size: 200% 100%;
    animation: examShimmer 1.5s infinite;
    border-radius: 6px;
}

.exam-skeleton-icon { width: 44px; height: 44px; border-radius: 10px; }
.exam-skeleton-line { height: 14px; }
.exam-skeleton-pill { width: 60px; height: 22px; border-radius: 50rem; }
.exam-skeleton-btn  { height: 36px; border-radius: 50rem; }

@keyframes examShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ──────────────────────────────────────────────────────────────────────────
   8. DARK MODE OVERRIDES
   ────────────────────────────────────────────────────────────────────────── */
[data-theme="dark"] .exam-breadcrumb-nav,
[data-theme="dark"] .exams-filter-card,
[data-theme="dark"] .exam-folder-body,
[data-theme="dark"] .exam-card,
[data-theme="dark"] .exam-details-main-card,
[data-theme="dark"] .exam-action-card,
[data-theme="dark"] .exam-skeleton-card {
    background: var(--surface-card);
    border-color: var(--color-border);
}

[data-theme="dark"] .exam-folder-body {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

[data-theme="dark"] .exam-folder-title,
[data-theme="dark"] .exam-card-title a,
[data-theme="dark"] .exam-details-title,
[data-theme="dark"] .exam-section-title,
[data-theme="dark"] .exam-block-title,
[data-theme="dark"] .exam-spec-num {
    color: #ffffff !important;
}

[data-theme="dark"] .exam-folder-meta-pill,
[data-theme="dark"] .exam-filter-pills,
[data-theme="dark"] .exam-card-specs,
[data-theme="dark"] .exam-spec-card,
[data-theme="dark"] .exam-marking-strip,
[data-theme="dark"] .exam-schedule-notice {
    background: var(--body-bg);
    border-color: var(--color-border);
}

[data-theme="dark"] .exam-folder-action {
    border-top-color: var(--color-border);
    color: #ffffff !important;
}

[data-theme="dark"] .exam-folder-action span,
[data-theme="dark"] .exam-folder-action i {
    color: #ffffff !important;
}

[data-theme="dark"] .exam-folder-card:hover .exam-folder-action span,
[data-theme="dark"] .exam-folder-card:hover .exam-folder-action i {
    color: #fbbf24 !important;
}

[data-theme="dark"] .exam-card-footer {
    border-top-color: var(--color-border);
}

/* ──────────────────────────────────────────────────────────────────────────
   9. SWEETALERT RULES MODAL & DETAILS OVERRIDES
   ────────────────────────────────────────────────────────────────────────── */
.exam-rules-swal-popup {
    border-radius: 1.25rem !important;
    background: var(--surface-card) !important;
    border: 1.5px solid var(--color-border) !important;
    color: var(--color-text-main) !important;
    padding: 1.75rem 1.5rem !important;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25) !important;
}

.exam-swal-title {
    color: var(--color-text-main) !important;
}

.exam-rules-swal-content {
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--color-text-main);
}

.exam-swal-exam-info {
    background: var(--body-bg);
    border-color: var(--color-border) !important;
}

.exam-swal-exam-name {
    color: var(--color-text-main);
    font-size: 1rem;
}

.exam-swal-meta {
    color: var(--color-text-muted);
}

.exam-swal-list {
    color: var(--color-text-main);
    font-size: 0.88rem;
}

.exam-swal-list li {
    color: var(--color-text-main);
}

.exam-swal-prompt {
    color: var(--color-text-muted);
}

/* Dark Mode Overrides for SweetAlert Rules & Exam Details Terms */
[data-theme="dark"] .exam-rules-swal-popup,
[data-theme="dark"] .swal2-popup.exam-rules-swal-popup {
    background: var(--surface-card) !important;
    border-color: var(--color-border) !important;
    color: #ffffff !important;
}

[data-theme="dark"] .exam-swal-title,
[data-theme="dark"] .exam-rules-swal-popup .swal2-title,
[data-theme="dark"] .exam-rules-swal-popup h4,
[data-theme="dark"] .exam-swal-exam-name {
    color: #ffffff !important;
}

[data-theme="dark"] .exam-swal-exam-info {
    background: var(--body-bg) !important;
    border-color: var(--color-border) !important;
}

[data-theme="dark"] .exam-swal-meta {
    color: #cbd5e1 !important;
}

[data-theme="dark"] .exam-swal-list,
[data-theme="dark"] .exam-swal-list li,
[data-theme="dark"] .exam-rules-swal-content {
    color: #e2e8f0 !important;
}

[data-theme="dark"] .exam-swal-list li strong:not(.text-danger) {
    color: #ffffff !important;
}

[data-theme="dark"] .exam-swal-prompt {
    color: #94a3b8 !important;
}

[data-theme="dark"] .exam-block-content,
[data-theme="dark"] .exam-block-content p,
[data-theme="dark"] .exam-block-content span,
[data-theme="dark"] .exam-block-content li,
[data-theme="dark"] .exam-block-content div {
    color: #cbd5e1 !important;
}

[data-theme="dark"] .exam-marking-item .exam-marking-val.text-dark {
    color: #ffffff !important;
}