/* ============================================================
   MODULE.CSS v3.0 - 组件样式
   ============================================================
   匹配 Section 模板:
   - AuthorBoxSection / AuthorProfileSection / AuthorPostsListSection / MainAuthorsSection
   - FaqSection
   - SidebarWidgetsSection
   - PaginationSection
   - SearchBoxSection / SearchResultsSection
   - Error404Section
   - LegalArticleSection
   - PostListSection / RelatedPostsSection
   - SocialShareSection
   ============================================================ */

/* ============================================
   Shared theme tokens (conservative: only values)
   ============================================ */
:root{
    --masonry-bg0: #f4f6fb;
    --masonry-bg1: #eef2ff;
    --masonry-card: rgba(255,255,255,0.96);
    --masonry-text: #0f172a;
    --masonry-muted: #64748b;
    --masonry-border-soft: rgba(15,23,42,0.10);
    --masonry-border: rgba(15,23,42,0.18);
    --masonry-accent: #7c3aed;
    --masonry-accent-2: #06b6d4;
    --masonry-primary: #5b21b6;
    --masonry-primary-dark: #3b0764;
    --masonry-primary-darker: #2e1065;

    --masonry-shadow-1: 0 10px 28px rgba(17,24,39,0.10);
    --masonry-shadow-2: 0 16px 44px rgba(17,24,39,0.12);
    --masonry-shadow-soft: 0 8px 22px rgba(2,6,23,0.08);
    --masonry-ring: rgba(124,58,237,0.25);

    --masonry-trans-fast: 140ms cubic-bezier(.2,.9,.2,1);
    --masonry-trans-base: 220ms cubic-bezier(.2,.8,.2,1);
    --masonry-trans-slow: 520ms cubic-bezier(.16,1,.3,1);

    --masonry-radius-md: 12px;
    --masonry-radius-sm: 10px;
}

/* ============================================
   1. Author Profile (AuthorProfileSection)
   ============================================ */
.author-profile {
    background:
        radial-gradient(1000px 400px at 15% -10%, rgba(124,58,237,0.10) 0%, rgba(124,58,237,0.00) 60%),
        linear-gradient(135deg, #ffffff 0%, var(--color-bg-soft) 100%);
}

.author-profile h1 {
    color: var(--masonry-primary-darker);
    text-shadow: 0 1px 0 rgba(255,255,255,0.65), 0 10px 30px rgba(124,58,237,0.12);
}

.author-profile img.rounded-circle {
    border: 4px solid rgba(255,255,255,0.92);
    border-radius: 9999px;
    box-shadow:
        0 10px 24px rgba(17,24,39,0.10),
        0 0 0 1px rgba(124,58,237,0.12),
        0 0 28px rgba(124,58,237,0.18);
}

.author-profile .badge.bg-light {
    background: rgba(241,245,249,0.92) !important;
    color: rgba(15,23,42,0.80) !important;
    border-radius: 9999px;
    transition: all var(--masonry-trans-fast);
    box-shadow: 0 8px 20px rgba(2,6,23,0.06);
}

.author-profile .badge.bg-light:hover {
    background: linear-gradient(135deg, var(--masonry-primary) 0%, #8b5cf6 100%) !important;
    color: #ffffff !important;
    box-shadow:
        0 14px 34px rgba(91,33,182,0.22),
        0 0 30px rgba(124,58,237,0.25);
}

/* ============================================
   2. Author Box (AuthorBoxSection)
   ============================================ */
.author-box {
    border-inline-start: 4px solid var(--masonry-accent);
    transition: all var(--masonry-trans-base);
    border-radius: var(--masonry-radius-md);
}

.author-box:hover {
    box-shadow:
        0 18px 52px rgba(2,6,23,0.12),
        0 0 0 1px rgba(124,58,237,0.18),
        0 0 36px rgba(124,58,237,0.22);
}

.author-box img {
    transition: transform var(--masonry-trans-slow);
}

.author-box:hover img {
    transform: scale(1.06);
}

/* ============================================
   3. Author Posts List (AuthorPostsListSection)
   ============================================ */
.author-posts-list .card {
    transition: all var(--masonry-trans-base);
    overflow: hidden;
    border-radius: var(--masonry-radius-md);
    background: var(--masonry-card);
    box-shadow: 0 8px 26px rgba(2,6,23,0.06);
}

.author-posts-list .card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 20px 58px rgba(2,6,23,0.14),
        0 0 0 1px rgba(124,58,237,0.20),
        0 0 34px rgba(124,58,237,0.25);
}

.author-posts-list .card-img-top {
    transition: transform var(--masonry-trans-slow);
}

.author-posts-list .card:hover .card-img-top {
    transform: scale(1.06);
}

.author-posts-list .card-img-top,
.author-posts-list .card-body {
    filter: saturate(1.02);
}

/* ============================================
   4. Main Authors (MainAuthorsSection)
   ============================================ */
.main-authors-section {
    background:
        radial-gradient(900px 360px at 70% 0%, rgba(6,182,212,0.10) 0%, rgba(6,182,212,0.00) 62%),
        radial-gradient(900px 360px at 0% 40%, rgba(124,58,237,0.10) 0%, rgba(124,58,237,0.00) 60%),
        var(--color-bg-soft);
}

.author-card {
    transition: all var(--masonry-trans-base);
    border: 1px solid var(--masonry-border-soft);
    border-radius: var(--masonry-radius-md);
    background: rgba(255,255,255,0.92);
    box-shadow: var(--masonry-shadow-soft);
}

.author-card:hover {
    transform: translateY(-8px);
    box-shadow:
        0 24px 70px rgba(2,6,23,0.16),
        0 0 0 1px rgba(124,58,237,0.18),
        0 0 38px rgba(124,58,237,0.26);
}

.author-card img.rounded-circle {
    border: 3px solid rgba(241,245,249,0.92);
    transition: border-color var(--masonry-trans-base), box-shadow var(--masonry-trans-base);
    box-shadow: 0 10px 28px rgba(2,6,23,0.12);
    border-radius: 9999px;
}

.author-card:hover img.rounded-circle {
    border-color: rgba(124,58,237,0.95);
    box-shadow:
        0 18px 40px rgba(91,33,182,0.22),
        0 0 28px rgba(124,58,237,0.30);
}

/* ============================================
   5. FAQ (FaqSection) - <details>/<summary>
   ============================================ */
.faq-section {
    background:
        radial-gradient(900px 420px at 20% -20%, rgba(124,58,237,0.10) 0%, rgba(124,58,237,0.00) 55%),
        linear-gradient(180deg, var(--color-bg-soft) 0%, #ffffff 100%);
    border-radius: var(--masonry-radius-md);
}

.faq-section h2 {
    font-size: 1.75rem;
    color: var(--masonry-primary-darker);
    text-shadow: 0 10px 28px rgba(124,58,237,0.14);
}

/* FAQ item */
.faq-list .faq-item {
    border: 1px solid rgba(15,23,42,0.10);
    transition: all var(--masonry-trans-base);
    cursor: pointer;
    border-radius: 12px;
    background: rgba(255,255,255,0.92);
    box-shadow: 0 10px 26px rgba(2,6,23,0.04);
}

.faq-list .faq-item:hover {
    box-shadow:
        0 18px 52px rgba(2,6,23,0.12),
        0 0 0 1px rgba(124,58,237,0.16),
        0 0 32px rgba(124,58,237,0.18) !important;
    transform: translateY(-2px);
}

.faq-list .faq-item[open] {
    border-color: rgba(124,58,237,0.28);
    background:
        radial-gradient(700px 260px at 0% 0%, rgba(124,58,237,0.12) 0%, rgba(124,58,237,0.00) 60%),
        linear-gradient(90deg, rgba(224,242,254,0.65) 0%, #ffffff 100%);
    box-shadow:
        0 22px 62px rgba(2,6,23,0.12),
        0 0 0 1px rgba(124,58,237,0.18),
        0 0 38px rgba(124,58,237,0.22);
}

/* summary */
.faq-list .faq-item summary {
    list-style: none;
    cursor: pointer;
    font-size: 1.05rem;
    line-height: 1.6;
    padding-inline-end: 2rem;
    position: relative;
    user-select: none;
    color: rgba(15,23,42,0.92);
}

.faq-list .faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-list .faq-item summary::marker {
    content: '';
}

.faq-list .faq-item summary::after {
    content: '+';
    position: absolute;
    inset-inline-end: 0.25rem;
    inset-block-start: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--masonry-accent);
    transition: transform var(--masonry-trans-base), filter var(--masonry-trans-base);
    line-height: 1;
    filter: drop-shadow(0 10px 20px rgba(124,58,237,0.22));
}

.faq-list .faq-item[open] summary::after {
    content: '−';
    transform: translateY(-50%) rotate(180deg);
}

/* Q number */
.faq-list .faq-q-num {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--masonry-accent);
    text-shadow: 0 10px 26px rgba(124,58,237,0.18);
}

/* Answer */
.faq-list .faq-answer {
    font-size: 0.95rem;
    line-height: 1.8;
    animation: faqFadeIn var(--masonry-trans-base);
}

@keyframes faqFadeIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
        filter: blur(2px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

/* ============================================
   6. Sidebar Widgets (SidebarWidgetsSection)
   ============================================ */
.sidebar-widgets .card {
    transition: all var(--masonry-trans-base);
    border-radius: var(--masonry-radius-md);
    background: rgba(255,255,255,0.92);
    box-shadow: 0 10px 26px rgba(2,6,23,0.05);
}

.sidebar-widgets .card:hover {
    box-shadow:
        0 20px 62px rgba(2,6,23,0.12),
        0 0 0 1px rgba(124,58,237,0.14),
        0 0 28px rgba(124,58,237,0.16);
}

.sidebar-widgets h5 {
    color: var(--masonry-primary-darker);
    text-shadow: 0 10px 26px rgba(124,58,237,0.10);
}

.sidebar-widgets .badge {
    transition: all var(--masonry-trans-fast);
    cursor: pointer;
    border-radius: 9999px;
}

.sidebar-widgets .badge:hover {
    background-color: #5b21b6 !important;
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow:
        0 16px 44px rgba(91,33,182,0.22),
        0 0 30px rgba(124,58,237,0.25);
}

.sidebar-widgets ul li:last-child {
    border-bottom: 0 !important;
    padding-bottom: 0 !important;
    margin-bottom: 0 !important;
}

.sidebar-widgets ul li a:hover .small {
    color: var(--masonry-accent) !important;
    text-shadow: 0 10px 26px rgba(124,58,237,0.18);
}

/* ============================================
   7. Pagination (PaginationSection)
   ============================================ */
.pagination .page-link {
    color: var(--masonry-accent);
    border-color: var(--masonry-border);
    transition: all var(--masonry-trans-fast);
    border-radius: 10px;
    box-shadow: 0 10px 24px rgba(2,6,23,0.04);
}

.pagination .page-link:hover {
    background-color: rgba(124,58,237,0.08);
    color: var(--masonry-primary-dark);
    border-color: rgba(124,58,237,0.45);
    box-shadow:
        0 18px 44px rgba(124,58,237,0.14),
        0 0 30px rgba(124,58,237,0.18);
}

.pagination .page-item.active .page-link {
    background:
        linear-gradient(135deg, var(--masonry-primary) 0%, #8b5cf6 100%);
    border-color: rgba(124,58,237,0.70);
    color: #fff;
    box-shadow:
        0 20px 56px rgba(91,33,182,0.28),
        0 0 40px rgba(124,58,237,0.30);
}

.pagination .page-item.disabled .page-link {
    color: rgba(100,116,139,0.70);
    background: rgba(255,255,255,0.65);
    border-color: rgba(100,116,139,0.25);
    box-shadow: none;
}

/* ============================================
   8. Search Box (SearchBoxSection)
   ============================================ */
.search-box-section {
    background:
        radial-gradient(900px 360px at 90% -20%, rgba(6,182,212,0.12) 0%, rgba(6,182,212,0.00) 60%),
        var(--color-bg-soft);
    border-radius: var(--masonry-radius-md);
}

.search-box-section .input-group-lg .form-control {
    border-radius: var(--masonry-radius-pill, 999px) 0 0 var(--masonry-radius-pill, 999px);
    padding-inline-start: 1.5rem;
    box-shadow: 0 10px 24px rgba(2,6,23,0.05);
    border-color: rgba(15,23,42,0.10);
}

.search-box-section .input-group-lg .btn {
    border-radius: 0 var(--masonry-radius-pill, 999px) var(--masonry-radius-pill, 999px) 0;
    box-shadow: 0 10px 26px rgba(91,33,182,0.14);
}

.search-box-section .badge {
    transition: all var(--masonry-trans-fast);
    border-radius: 9999px;
}

.search-box-section .badge:hover {
    background-color: #5b21b6 !important;
    color: #fff !important;
    border-color: rgba(124,58,237,0.75) !important;
    box-shadow:
        0 18px 44px rgba(91,33,182,0.22),
        0 0 34px rgba(124,58,237,0.25);
}

/* ============================================
   9. Search Results (SearchResult sSection)
   ============================================ */
.search-results-section {
    background:
        linear-gradient(180deg, rgba(244,246,251,0.90) 0%, rgba(255,255,255,0.75) 100%);
    border-radius: var(--masonry-radius-md);
}

.search-result {
    transition: all var(--masonry-trans-base);
    border-radius: var(--masonry-radius-md);
}

.search-result:hover {
    transform: translateX(3px);
    box-shadow:
        0 20px 58px rgba(2,6,23,0.12),
        0 0 0 1px rgba(124,58,237,0.14),
        0 0 30px rgba(124,58,237,0.18);
}

.search-result h2 a:hover {
    color: var(--masonry-accent) !important;
    text-shadow: 0 12px 26px rgba(124,58,237,0.18);
}

.search-result mark {
    background-color: rgba(254,240,138,0.85);
    padding-inline: 2px;
    border-radius: 2px;
    font-weight: 650;
    box-shadow: 0 10px 26px rgba(254,240,138,0.18);
}

/* ============================================
   10. Error Page (Error404Section)
   ============================================ */
.error-page h1 {
    background: linear-gradient(135deg, #5b21b6 0%, #06b6d4 55%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    line-height: 1;
    text-shadow:
        0 0 18px rgba(124,58,237,0.20),
        0 14px 44px rgba(2,6,23,0.18);
}

.recommended-links .badge {
    transition: all var(--masonry-trans-fast);
    border: 1px solid rgba(15,23,42,0.18);
    border-radius: 9999px;
    box-shadow: 0 10px 24px rgba(2,6,23,0.05);
}

.recommended-links .badge:hover {
    background-color: #5b21b6 !important;
    color: #fff !important;
    border-color: rgba(124,58,237,0.75) !important;
    transform: translateY(-2px);
    box-shadow:
        0 18px 44px rgba(91,33,182,0.22),
        0 0 40px rgba(124,58,237,0.28);
}

.recommended-links .badge:hover .text-warning {
    color: rgba(6,182,212,0.95) !important;
    text-shadow: 0 12px 28px rgba(6,182,212,0.20);
}

/* ============================================
   11. Legal Article (LegalArticleSection)
   ============================================ */
.legal-article-section,
main:has(> .container > article.bg-white) {
    background:
        radial-gradient(900px 360px at 0% 0%, rgba(124,58,237,0.10) 0%, rgba(124,58,237,0.00) 55%),
        var(--color-bg-soft);
}

article :is(h2.h4) {
    color: var(--masonry-primary-dark);
    border-bottom: 2px solid rgba(124,58,237,0.35);
    padding-bottom: var(--space-xs);
    margin-bottom: var(--space-sm);
    text-shadow: 0 10px 26px rgba(124,58,237,0.10);
}

article .alert-info {
    background-color: rgba(239,246,255,0.90);
    border-color: rgba(191,219,254,0.85);
    color: var(--masonry-primary-dark);
    box-shadow: 0 18px 50px rgba(59,130,246,0.12);
}

article .list-group-item {
    background: transparent;
    transition: all var(--masonry-trans-fast);
    border-radius: 10px;
}

article .list-group-item:hover {
    background: rgba(238,242,255,0.65);
    padding-inline-start: var(--space-sm);
    box-shadow: 0 18px 50px rgba(124,58,237,0.10);
}

/* ============================================
   12. Post List (PostListSection - Category page)
   ============================================ */
.posts-grid {
    /* Container nếu cần */
}

.posts-grid .card {
    transition: all var(--masonry-trans-base);
    border: 1px solid rgba(15,23,42,0.10);
    overflow: hidden;
    border-radius: var(--masonry-radius-md);
    background: rgba(255,255,255,0.92);
    box-shadow: 0 10px 26px rgba(2,6,23,0.06);
}

.posts-grid .card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 22px 66px rgba(2,6,23,0.14),
        0 0 0 1px rgba(124,58,237,0.18),
        0 0 38px rgba(124,58,237,0.22);
    border-color: rgba(124,58,237,0.45);
}

.posts-grid .card-img-top {
    transition: transform var(--masonry-trans-slow);
}

.posts-grid .card:hover .card-img-top {
    transform: scale(1.06);
}

.posts-grid .card-title a {
    transition: color var(--masonry-trans-fast), text-shadow var(--masonry-trans-fast);
}

.posts-grid .card-title a:hover {
    color: var(--masonry-accent) !important;
    text-shadow: 0 12px 28px rgba(124,58,237,0.18);
}

/* ============================================
   13. Related Posts (RelatedPostsSection)
   ============================================ */
.related-posts h3 {
    border-bottom: 3px solid rgba(124,58,237,0.55);
    padding-bottom: var(--space-xs);
    display: inline-block;
    text-shadow: 0 10px 26px rgba(124,58,237,0.12);
}

.related-card {
    transition: all var(--masonry-trans-base);
    border-radius: var(--masonry-radius-md);
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 20px 58px rgba(2,6,23,0.12),
        0 0 0 1px rgba(124,58,237,0.16),
        0 0 34px rgba(124,58,237,0.18);
}

.related-card img {
    transition: transform var(--masonry-trans-slow);
}

.related-card:hover img {
    transform: scale(1.06);
}

/* ============================================
   14. Social Share (SocialShareSection)
   ============================================ */
.social-share .btn {
    min-width: 40px;
    transition: all var(--masonry-trans-fast);
    border-radius: 12px;
    box-shadow: 0 10px 24px rgba(2,6,23,0.05);
}

.social-share .btn:hover {
    transform: translateY(-2px);
    box-shadow:
        0 18px 44px rgba(2,6,23,0.12),
        0 0 30px rgba(124,58,237,0.18);
}

.social-share [data-copy-url].copied {
    background-color: #059669;
    color: #fff;
    border-color: rgba(5,150,105,0.95);
    box-shadow:
        0 18px 46px rgba(5,150,105,0.22),
        0 0 36px rgba(5,150,105,0.25);
}

/* ============================================
   15. Bootstrap Accordion override
   ============================================ */
.accordion-button:not(.collapsed) {
    background-color: rgba(239,246,255,0.95);
    color: var(--masonry-primary-dark);
    box-shadow: none;
    border-radius: var(--masonry-radius-md);
}

.accordion-button:focus {
    box-shadow:
        0 0 0 0.2rem rgba(124,58,237,0.16),
        0 0 28px rgba(124,58,237,0.20);
    border-color: rgba(124,58,237,0.35);
}

/* ============================================
   16. Modal (用于 SocialShare 微信二维码)
   ============================================ */
.modal-content {
    border: none;
    border-radius: var(--masonry-radius-md);
    box-shadow:
        0 30px 90px rgba(2,6,23,0.25),
        0 0 0 1px rgba(124,58,237,0.16),
        0 0 40px rgba(124,58,237,0.18);
}

/* ============================================
   17. Tooltip (Bootstrap)
   ============================================ */
.tooltip-inner {
    background-color: rgba(46,16,101,0.96);
    border-radius: var(--masonry-radius-sm);
    font-size: 0.85rem;
    box-shadow:
        0 18px 54px rgba(2,6,23,0.22),
        0 0 30px rgba(124,58,237,0.20);
}

/* ============================================
   18. Responsive
   ============================================ */
@media (max-width: 767.98px) {
    .faq-section h2 {
        font-size: 1.4rem;
    }

    .faq-list .faq-item summary {
        font-size: 0.95rem;
        padding-inline-end: 1.5rem;
    }

    .faq-list .faq-answer {
        font-size: 0.88rem;
    }

    .author-profile h1 {
        font-size: 1.5rem;
    }

    .author-profile .col-md-3 img {
        width: 120px !important;
        height: 120px !important;
    }

    .error-page h1 {
        font-size: 5rem !important;
        text-shadow:
            0 0 18px rgba(124,58,237,0.22),
            0 20px 60px rgba(2,6,23,0.22);
    }

    .search-box-section .input-group-lg .form-control,
    .search-box-section .input-group-lg .btn {
        font-size: 1rem;
    }
}

@media (max-width: 575.98px) {
    .related-posts .row > [class*="col-"] {
        margin-bottom: var(--space-sm);
    }

    .pagination .page-link {
        padding: 0.4rem 0.7rem;
        font-size: 0.9rem;
        border-radius: 9px;
    }
}