/* ============================================================
   MODULE.CSS v3.0 - 组件样式
   ============================================================ */

/* Conservative vertical-flow tokens (visual only) */
:root{
    --color-bg:#faf8f3;
    --color-bg-soft:#fbfaf6;
    --color-bg-muted:#f2efe6;
    --color-text:#2d2d2d;
    --color-text-light:#6b6b6b;
    --color-primary:#87a878;           /* sage */
    --color-primary-dark:#6f8f62;
    --color-primary-darker:#4b6b41;
    --color-accent:#c47b5a;            /* terracotta */
    --color-success:#2f9b7d;
    --color-border:#e7e2d7;
    --color-border-soft:#ece7dd;
    --shadow-sm: 0 2px 8px rgba(45,45,45,.08), 0 10px 20px -10px rgba(45,45,45,.12);
    --shadow-md: 0 6px 18px rgba(45,45,45,.10), 0 18px 40px -22px rgba(45,45,45,.22);
    --shadow-lg: 0 10px 30px rgba(45,45,45,.12), 0 30px 70px -40px rgba(45,45,45,.24);
    --shadow-xl: 0 14px 45px rgba(45,45,45,.14), 0 42px 90px -55px rgba(45,45,45,.26);
    --radius-pill:999px;
    --radius-lg:18px;
    --radius-sm:10px;
    --transition-fast: 0.35s ease;
    --transition-base: 0.42s cubic-bezier(.2,.8,.2,1);
    --transition-slow: 0.55s cubic-bezier(.2,.8,.2,1);
    --space-xs:.75rem;
    --space-sm:1.25rem;
}

/* ============================================
   1. Author Profile (AuthorProfileSection)
   ============================================ */
.author-profile {
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(250,248,243,1) 35%, rgba(243,240,232,1) 100%);
}

.author-profile h1 {
    color: var(--color-primary-darker);
    text-shadow: 0 1px 0 rgba(255,255,255,.65), 0 10px 30px rgba(45,45,45,.08);
}

.author-profile img.rounded-circle {
    border: 4px solid rgba(255,255,255,.98);
    border-radius: 999px;
    box-shadow:
        0 10px 30px rgba(45,45,45,.14),
        0 6px 18px rgba(45,45,45,.10),
        inset 0 0 0 1px rgba(45,45,45,.06);
}

.author-profile .badge.bg-light {
    background: var(--color-bg-muted) !important;
    color: var(--color-text) !important;
    border-color: rgba(45,45,45,.08) !important;
    transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    box-shadow: 0 6px 16px rgba(45,45,45,.08);
}

.author-profile .badge.bg-light:hover {
    background: var(--color-primary) !important;
    color: #fff !important;
    border-color: rgba(255,255,255,.22) !important;
    transform: translateY(-1px);
    box-shadow: 0 14px 40px rgba(135,168,120,.28), 0 10px 20px -12px rgba(45,45,45,.18);
}

/* ============================================
   2. Author Box (AuthorBoxSection)
   ============================================ */
.author-box {
    border-inline-start: 4px solid rgba(135,168,120,.95);
    border-radius: 18px;
    transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-fast), background-color var(--transition-base);
}

.author-box:hover {
    box-shadow:
        0 10px 30px rgba(45,45,45,.12),
        0 26px 70px -40px rgba(45,45,45,.28);
    transform: translateY(-2px);
}

.author-box img {
    transition: transform var(--transition-fast), filter var(--transition-fast);
    filter: saturate(1.02) contrast(1.02);
}

.author-box:hover img {
    transform: scale(1.05);
    filter: saturate(1.08) contrast(1.05);
}

/* ============================================
   3. Author Posts List (AuthorPostsListSection)
   ============================================ */
.author-posts-list .card {
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    overflow: hidden;
    border-radius: 18px;
    background: rgba(255,255,255,.75);
    box-shadow: 0 6px 18px rgba(45,45,45,.06), 0 20px 50px -35px rgba(45,45,45,.20);
}

.author-posts-list .card:hover {
    transform: translateY(-6px);
    box-shadow:
        0 14px 45px rgba(45,45,45,.16),
        0 40px 90px -60px rgba(45,45,45,.28);
    border-color: rgba(135,168,120,.55);
}

.author-posts-list .card-img-top {
    transition: transform var(--transition-slow), filter var(--transition-slow);
    filter: saturate(1.02);
}

.author-posts-list .card:hover .card-img-top {
    transform: scale(1.06);
    filter: saturate(1.08) contrast(1.04);
}

/* ============================================
   4. Main Authors (MainAuthorsSection)
   ============================================ */
.main-authors-section {
    background: linear-gradient(180deg, rgba(251,250,246,1) 0%, rgba(250,248,243,1) 100%);
}

.author-card {
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base), background-color var(--transition-base);
    border: 1px solid var(--color-border-soft);
    border-radius: 18px;
    background: rgba(255,255,255,.70);
    box-shadow: 0 6px 18px rgba(45,45,45,.06);
}

.author-card:hover {
    transform: translateY(-8px);
    box-shadow:
        0 16px 55px rgba(45,45,45,.18),
        0 45px 110px -70px rgba(45,45,45,.28);
    border-color: rgba(135,168,120,.75);
}

.author-card img.rounded-circle {
    border: 3px solid rgba(242,239,230,.98);
    border-radius: 999px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    box-shadow: 0 10px 25px rgba(45,45,45,.10);
}

.author-card:hover img.rounded-circle {
    border-color: rgba(135,168,120,.98);
    box-shadow: 0 18px 45px rgba(135,168,120,.28);
}

/* ============================================
   5. FAQ (FaqSection) - <details>/<summary>
   ============================================ */
.faq-section {
    background: linear-gradient(180deg, rgba(251,250,246,1) 0%, rgba(255,255,255,.96) 100%);
    border-radius: 24px;
}

.faq-section h2 {
    font-size: 1.75rem;
    color: var(--color-primary-darker);
    text-shadow: 0 10px 30px rgba(45,45,45,.08);
}

/* FAQ item */
.faq-list .faq-item {
    border: 1px solid rgba(45,45,45,0.07);
    transition: box-shadow var(--transition-base), transform var(--transition-base), background var(--transition-base), border-color var(--transition-fast);
    cursor: pointer;
    border-radius: 16px;
    background: rgba(255,255,255,.72);
    box-shadow: 0 6px 18px rgba(45,45,45,.05);
}

.faq-list .faq-item:hover {
    box-shadow:
        0 10px 30px rgba(45,45,45,.12),
        0 30px 70px -40px rgba(45,45,45,.26) !important;
    transform: translateY(-2px);
    border-color: rgba(135,168,120,.45);
}

.faq-list .faq-item[open] {
    border-color: rgba(135,168,120, 0.28);
    background: linear-gradient(90deg, rgba(135,168,120,.12) 0%, rgba(255,255,255,1) 55%, rgba(196,123,90,.08) 100%);
    box-shadow:
        0 16px 55px rgba(45,45,45,.14),
        0 38px 100px -60px rgba(45,45,45,.26);
}

/* 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;
    border-radius: 16px;
}

.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: rgba(135,168,120,.98);
    transition: transform var(--transition-base), color var(--transition-fast);
    line-height: 1;
    text-shadow: 0 10px 25px rgba(135,168,120,.18);
}

.faq-list .faq-item[open] summary::after {
    content: '−';
    transform: translateY(-50%) rotate(180deg);
    color: rgba(196,123,90,.98);
}

/* Q number */
.faq-list .faq-q-num {
    font-weight: 700;
    font-size: 0.95rem;
    color: rgba(135,168,120,.98);
    text-shadow: 0 10px 25px rgba(135,168,120,.14);
}

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

/* Answer animation */
@keyframes faqFadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
        filter: blur(1px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

/* ============================================
   6. Sidebar Widgets (SidebarWidgetsSection)
   ============================================ */
.sidebar-widgets .card {
    transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
    border-radius: 18px;
    background: rgba(255,255,255,.72);
    box-shadow: 0 6px 18px rgba(45,45,45,.05);
}

.sidebar-widgets .card:hover {
    box-shadow:
        0 12px 40px rgba(45,45,45,.12),
        0 36px 90px -60px rgba(45,45,45,.26);
    border-color: rgba(135,168,120,.45);
    transform: translateY(-2px);
}

.sidebar-widgets h5 {
    color: var(--color-primary-darker);
    text-shadow: 0 10px 30px rgba(45,45,45,.06);
}

.sidebar-widgets .badge {
    transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    cursor: pointer;
    border-radius: 999px;
    box-shadow: 0 6px 16px rgba(45,45,45,.06);
}

.sidebar-widgets .badge:hover {
    background-color: var(--color-primary) !important;
    color: white !important;
    border-color: rgba(255,255,255,.20) !important;
    transform: translateY(-1px);
    box-shadow: 0 18px 45px rgba(135,168,120,.26), 0 10px 20px -12px rgba(45,45,45,.18);
}

.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(--color-primary) !important;
}

/* ============================================
   7. Pagination (PaginationSection)
   ============================================ */
.pagination .page-link {
    color: rgba(135,168,120,.98);
    border-color: var(--color-border);
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
    border-radius: 12px;
    box-shadow: 0 6px 16px rgba(45,45,45,.04);
}

.pagination .page-link:hover {
    background-color: var(--color-bg-muted);
    color: var(--color-primary-dark);
    border-color: rgba(135,168,120,.65);
    box-shadow: 0 16px 45px rgba(45,45,45,.10);
    transform: translateY(-1px);
}

.pagination .page-item.active .page-link {
    background-color: var(--color-primary);
    border-color: rgba(135,168,120,.95);
    color: #fff;
    box-shadow: 0 20px 55px rgba(135,168,120,.30), inset 0 0 0 1px rgba(255,255,255,.18);
}

.pagination .page-item.disabled .page-link {
    color: var(--color-text-light);
    border-color: rgba(45,45,45,.10);
    box-shadow: none;
}

/* ============================================
   8. Search Box (SearchBoxSection)
   ============================================ */
.search-box-section {
    background: linear-gradient(180deg, rgba(251,250,246,1) 0%, rgba(250,248,243,1) 100%);
}

.search-box-section .input-group-lg .form-control {
    border-radius: var(--radius-pill) 0 0 var(--radius-pill);
    padding-inline-start: 1.5rem;
    border-color: rgba(45,45,45,.10);
    background: rgba(255,255,255,.78);
    box-shadow: 0 8px 22px rgba(45,45,45,.05);
    transition: box-shadow var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.search-box-section .input-group-lg .btn {
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
    border-color: rgba(45,45,45,.10);
    background: linear-gradient(180deg, rgba(135,168,120,.96) 0%, rgba(111,143,98,.98) 100%);
    color: #fff;
    box-shadow: 0 18px 50px rgba(135,168,120,.25);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.search-box-section .badge {
    transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    border-radius: 999px;
    box-shadow: 0 6px 16px rgba(45,45,45,.06);
}

.search-box-section .badge:hover {
    background-color: var(--color-primary) !important;
    color: #fff !important;
    border-color: rgba(255,255,255,.20) !important;
    transform: translateY(-1px);
    box-shadow: 0 18px 45px rgba(135,168,120,.26), 0 10px 20px -12px rgba(45,45,45,.18);
}

/* ============================================
   9. Search Results (SearchResultsSection)
   ============================================ */
.search-results-section {
    background: var(--color-bg);
}

.search-result {
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base), background-color var(--transition-base);
    border-radius: 18px;
    box-shadow: 0 6px 18px rgba(45,45,45,.05);
}

.search-result:hover {
    transform: translateX(3px);
    box-shadow:
        0 14px 45px rgba(45,45,45,.14),
        0 40px 90px -60px rgba(45,45,45,.26);
    border-color: rgba(135,168,120,.45);
}

.search-result h2 a:hover {
    color: var(--color-primary) !important;
    text-shadow: 0 12px 30px rgba(135,168,120,.18);
}

.search-result mark {
    background-color: rgba(254, 240, 150, 0.85);
    color: #2d2d2d;
    padding-inline: 2px;
    border-radius: 6px;
    font-weight: 700;
    box-shadow: inset 0 0 0 1px rgba(45,45,45,.08), 0 10px 30px rgba(254, 240, 150,.18);
}

/* ============================================
   10. Error Page (Error404Section)
   ============================================ */
.error-page h1 {
    background: linear-gradient(135deg, rgba(135,168,120,1) 0%, rgba(196,123,90,.98) 55%, rgba(111,143,98,1) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    line-height: 1;
    text-shadow:
        0 8px 40px rgba(196,123,90,.22),
        0 30px 80px -55px rgba(45,45,45,.40);
}

.recommended-links .badge {
    transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    border: 1px solid rgba(45,45,45,.10);
    border-radius: 999px;
    background: rgba(255,255,255,.70);
    box-shadow: 0 8px 22px rgba(45,45,45,.05);
}

.recommended-links .badge:hover {
    background-color: var(--color-primary) !important;
    color: #fff !important;
    border-color: rgba(135,168,120,.95) !important;
    transform: translateY(-2px);
    box-shadow: 0 20px 55px rgba(135,168,120,.30), 0 10px 20px -12px rgba(45,45,45,.18);
}

.recommended-links .badge:hover .text-warning {
    color: var(--color-accent) !important;
    text-shadow: 0 12px 30px rgba(196,123,90,.20);
}

/* ============================================
   11. Legal Article (LegalArticleSection)
   ============================================ */
.legal-article-section,
main:has(> .container > article.bg-white) {
    background: linear-gradient(180deg, rgba(251,250,246,1) 0%, rgba(250,248,243,1) 100%);
}

article :is(h2.h4) {
    color: var(--color-primary-dark);
    border-bottom: 2px solid rgba(135,168,120,.35);
    padding-bottom: var(--space-xs);
    margin-bottom: var(--space-sm);
    text-shadow: 0 10px 25px rgba(45,45,45,.06);
}

article .alert-info {
    background-color: rgba(239, 246, 255, .88);
    border-color: rgba(191, 219, 254, .85);
    color: var(--color-primary-dark);
    box-shadow: 0 16px 45px rgba(59,130,246,.10);
}

article .list-group-item {
    background: transparent;
    transition: background-color var(--transition-fast), padding-inline-start var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
    border-radius: 14px;
}

article .list-group-item:hover {
    background: rgba(251,250,246,.9);
    padding-inline-start: var(--space-sm);
    box-shadow: 0 16px 45px rgba(45,45,45,.10);
}

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

.posts-grid .card {
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    border: 1px solid var(--color-border-soft);
    overflow: hidden;
    border-radius: 18px;
    background: rgba(255,255,255,.72);
    box-shadow: 0 6px 18px rgba(45,45,45,.05);
}

.posts-grid .card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 14px 45px rgba(45,45,45,.14),
        0 40px 90px -60px rgba(45,45,45,.26);
    border-color: rgba(135,168,120,.65);
}

.posts-grid .card-img-top {
    transition: transform var(--transition-slow), filter var(--transition-slow);
    filter: saturate(1.02);
}

.posts-grid .card:hover .card-img-top {
    transform: scale(1.06);
    filter: saturate(1.08) contrast(1.04);
}

.posts-grid .card-title a {
    transition: color var(--transition-fast), text-shadow var(--transition-fast);
    color: rgba(45,45,45,.96);
}

.posts-grid .card-title a:hover {
    color: var(--color-primary) !important;
    text-shadow: 0 12px 30px rgba(135,168,120,.18);
}

/* ============================================
   13. Related Posts (RelatedPostsSection)
   ============================================ */
.related-posts h3 {
    border-bottom: 3px solid rgba(196,123,90,.55);
    padding-bottom: var(--space-xs);
    display: inline-block;
    text-shadow: 0 10px 25px rgba(45,45,45,.06);
}

.related-card {
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    border-radius: 18px;
    box-shadow: 0 6px 18px rgba(45,45,45,.05);
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow:
        0 14px 45px rgba(45,45,45,.12),
        0 40px 90px -60px rgba(45,45,45,.24);
    border-color: rgba(135,168,120,.45);
}

.related-card img {
    transition: transform var(--transition-slow), filter var(--transition-slow);
    filter: saturate(1.02);
}

.related-card:hover img {
    transform: scale(1.06);
    filter: saturate(1.08) contrast(1.04);
}

/* ============================================
   14. Social Share (SocialShareSection)
   ============================================ */
.social-share .btn {
    min-width: 40px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(45,45,45,.06);
    border-color: rgba(45,45,45,.10);
    background: rgba(255,255,255,.75);
    color: rgba(45,45,45,.92);
}

.social-share .btn:hover {
    transform: translateY(-2px);
    box-shadow:
        0 14px 45px rgba(45,45,45,.12),
        0 40px 90px -60px rgba(45,45,45,.26);
    border-color: rgba(135,168,120,.45);
}

.social-share [data-copy-url].copied {
    background-color: rgba(47, 155, 125, .98);
    color: #fff;

    border-color: rgba(47, 155, 125, .98);
    box-shadow: 0 20px 55px rgba(47,155,125,.28);
}

/* ============================================
   15. Bootstrap Accordion override
   ============================================ */
.accordion-button:not(.collapsed) {
    background-color: rgba(239,246,255,.70);
    color: var(--color-primary-dark);
    box-shadow: none;
    border-radius: 16px;
}

.accordion-button:focus {
    box-shadow: 0 0 0 0.2rem rgba(135, 168, 120, 0.18);
    border-color: rgba(135,168,120,.45);
}

/* ============================================
   16. Modal (用于 SocialShare 微信二维码)
   ============================================ */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow:
        0 18px 60px rgba(45,45,45,.18),
        0 45px 120px -75px rgba(45,45,45,.32);
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* ============================================
   17. Tooltip (Bootstrap)
   ============================================ */
.tooltip-inner {
    background-color: rgba(45,45,45,.95);
    border-radius: 12px;
    font-size: 0.85rem;
    box-shadow:
        0 10px 30px rgba(0,0,0,.25),
        0 40px 90px -60px rgba(0,0,0,.45);
}

/* ============================================
   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;
        box-shadow:
            0 12px 35px rgba(45,45,45,.14),
            inset 0 0 0 1px rgba(45,45,45,.06);
    }

    .error-page h1 {
        font-size: 5rem !important;
        text-shadow:
            0 10px 45px rgba(196,123,90,.22),
            0 40px 100px -65px rgba(45,45,45,.40) !important;
    }

    .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: 12px;
        box-shadow: 0 6px 16px rgba(45,45,45,.04);
    }
}