/* ============================================================
   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
 ============================================================ */

/* Visual identity tokens (safe: only values) */
:root{
    --color-bg-soft: #F4FAFF;
    --color-bg-muted: #EAF3FF;
    --color-bg: #F7FAFD;

    --color-text: #0F172A;
    --color-text-light: rgba(15, 23, 42, .6);

    --color-primary: #2F6BFF;
    --color-primary-dark: #1E40AF;
    --color-primary-darker: #153E8A;

    --color-accent: #22C55E;
    --color-success: #16A34A;

    --color-border: rgba(47, 107, 255, .25);
    --color-border-soft: rgba(15, 23, 42, .10);

    --radius-pill: 999px;
    --radius-lg: 18px;
    --radius-sm: 12px;

    --space-xs: 0.75rem;
    --space-sm: 1rem;

    --transition-fast: 160ms;
    --transition-base: 220ms;
    --transition-slow: 520ms;

    --shadow-sm:
        0 6px 16px rgba(20, 61, 150, .10),
        0 2px 6px rgba(15, 23, 42, .06);
    --shadow-md:
        0 16px 40px rgba(20, 61, 150, .14),
        0 4px 12px rgba(15, 23, 42, .07);
    --shadow-lg:
        0 22px 60px rgba(20, 61, 150, .18),
        0 10px 22px rgba(15, 23, 42, .08),
        inset 0 1px 0 rgba(255,255,255,.55);
    --shadow-xl:
        0 30px 80px rgba(20, 61, 150, .22),
        0 14px 28px rgba(15, 23, 42, .10),
        inset 0 1px 0 rgba(255,255,255,.58);
}

/* ============================================
   1. Author Profile (AuthorProfileSection)
   ============================================ */
.author-profile {
    background: linear-gradient(135deg, rgba(255,255,255,1) 0%, var(--color-bg-soft) 45%, rgba(234,243,255,1) 100%);
}

.author-profile h1 {
    color: var(--color-primary-darker);
    text-shadow: 0 10px 30px rgba(47, 107, 255, .14);
}

.author-profile img.rounded-circle {
    border: 4px solid rgba(255,255,255,1);
    box-shadow:
        0 18px 42px rgba(47, 107, 255, .18),
        0 6px 16px rgba(15, 23, 42, .10),
        inset 0 1px 0 rgba(255,255,255,.65);
    border-radius: 22px;
    transition: box-shadow var(--transition-base), border-color var(--transition-base), transform var(--transition-fast);
}

.author-profile .badge.bg-light {
    background: var(--color-bg-muted) !important;
    color: var(--color-text) !important;
    transition:
        background-color var(--transition-fast) ease,
        color var(--transition-fast) ease,
        transform var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease,
        border-color var(--transition-fast) ease;
    border: 1px solid rgba(47, 107, 255, .14) !important;
    box-shadow: 0 8px 20px rgba(47, 107, 255, .10);
}

.author-profile .badge.bg-light:hover {
    background: var(--color-primary) !important;
    color: #fff !important;
    border-color: rgba(47, 107, 255, .45) !important;
    box-shadow:
        0 18px 40px rgba(47, 107, 255, .28),
        0 8px 20px rgba(15, 23, 42, .10);
    transform: translateY(-1px);
}

/* ============================================
   2. Author Box (AuthorBoxSection)
   ============================================ */
.author-box {
    border-inline-start: 5px solid rgba(34, 197, 94, .95);
    transition:
        box-shadow var(--transition-base) ease,
        border-color var(--transition-base) ease,
        transform var(--transition-base) ease,
        background-color var(--transition-base) ease;
    border-radius: 18px;
}

.author-box:hover {
    box-shadow:
        0 26px 70px rgba(34, 197, 94, .18),
        0 12px 28px rgba(15, 23, 42, .10),
        inset 0 1px 0 rgba(255,255,255,.55);
    transform: translateY(-2px);
}

.author-box img {
    transition: transform var(--transition-fast) ease, filter var(--transition-fast) ease;
    border-radius: 999px;
    filter: saturate(1.02) contrast(1.02);
}

.author-box:hover img {
    transform: scale(1.05);
    filter: saturate(1.08) contrast(1.06);
}

/* ============================================
   3. Author Posts List (AuthorPostsListSection)
   ============================================ */
.author-posts-list .card {
    transition:
        transform var(--transition-base) ease,
        box-shadow var(--transition-base) ease,
        border-color var(--transition-base) ease;
    overflow: hidden;
    border-radius: 22px;
    border: 1px solid rgba(15, 23, 42, .10);
    box-shadow:
        0 14px 40px rgba(47, 107, 255, .08),
        0 4px 12px rgba(15, 23, 42, .06);
}

.author-posts-list .card:hover {
    transform: translateY(-6px);
    box-shadow:
        0 30px 84px rgba(47, 107, 255, .20),
        0 14px 30px rgba(15, 23, 42, .10),
        inset 0 1px 0 rgba(255,255,255,.55);
    border-color: rgba(47, 107, 255, .35);
}

.author-posts-list .card-img-top {
    transition: transform var(--transition-slow) ease, filter var(--transition-slow) ease;
    filter: saturate(1.02) contrast(1.03);
}

.author-posts-list .card:hover .card-img-top {
    transform: scale(1.06);
    filter: saturate(1.10) contrast(1.06);
}

/* ============================================
   4. Main Authors (MainAuthorsSection)
   ============================================ */
.main-authors-section {
    background:
        radial-gradient(900px circle at 20% 0%, rgba(47, 107, 255, .10), transparent 55%),
        radial-gradient(900px circle at 90% 20%, rgba(34, 197, 94, .10), transparent 50%),
        var(--color-bg-soft);
}

.author-card {
    transition:
        transform var(--transition-base) ease,
        box-shadow var(--transition-base) ease,
        border-color var(--transition-base) ease,
        background-color var(--transition-base) ease;
    border: 1px solid rgba(15, 23, 42, .10);
    border-radius: 22px;
    box-shadow:
        0 18px 55px rgba(47, 107, 255, .09),
        0 6px 16px rgba(15, 23, 42, .06);
    background: rgba(255,255,255,.75);
    backdrop-filter: blur(6px);
}

.author-card:hover {
    transform: translateY(-10px);
    box-shadow:
        0 38px 110px rgba(47, 107, 255, .22),
        0 18px 38px rgba(15, 23, 42, .12),
        inset 0 1px 0 rgba(255,255,255,.60);
    border-color: rgba(47, 107, 255, .40);
}

.author-card img.rounded-circle {
    border: 3px solid rgba(234, 243, 255, 1);
    transition: border-color var(--transition-base) ease, box-shadow var(--transition-base) ease, transform var(--transition-fast) ease;
    box-shadow:
        0 16px 34px rgba(47, 107, 255, .16),
        0 6px 14px rgba(15, 23, 42, .08);
}

.author-card:hover img.rounded-circle {
    border-color: rgba(47, 107, 255, .85);
    box-shadow:
        0 22px 44px rgba(47, 107, 255, .24),
        0 10px 22px rgba(15, 23, 42, .10);
    transform: scale(1.02);
}

/* ============================================
   5. FAQ (FaqSection) - <details>/<summary>
   ============================================ */
.faq-section {
    background:
        linear-gradient(180deg, rgba(244,250,255,1) 0%, rgba(255,255,255,1) 55%, rgba(234,243,255,1) 100%);
}

.faq-section h2 {
    font-size: 1.75rem;
    color: var(--color-primary-darker);
    text-shadow: 0 14px 34px rgba(47, 107, 255, .12);
}

/* FAQ item */
.faq-list .faq-item {
    border: 1px solid rgba(15, 23, 42, 0.08);
    transition:
        box-shadow var(--transition-base) ease,
        transform var(--transition-base) ease,
        border-color var(--transition-base) ease,
        background var(--transition-base) ease;
    cursor: pointer;
    border-radius: 18px;
    background: rgba(255,255,255,.72);
    backdrop-filter: blur(6px);
    box-shadow:
        0 14px 40px rgba(47, 107, 255, .06),
        0 4px 12px rgba(15, 23, 42, .05);
}

.faq-list .faq-item:hover {
    box-shadow:
        0 26px 70px rgba(47, 107, 255, .16),
        0 12px 28px rgba(15, 23, 42, .09) !important;
    transform: translateY(-3px);
    border-color: rgba(47, 107, 255, .25);
}

.faq-list .faq-item[open] {
    border-color: rgba(47, 107, 255, 0.30);
    background:
        linear-gradient(90deg, rgba(240,247,255,1) 0%, rgba(255,255,255,1) 55%, rgba(234,243,255,1) 100%);
    box-shadow:
        0 34px 95px rgba(47, 107, 255, .18),
        0 14px 28px rgba(15, 23, 42, .10),
        inset 0 1px 0 rgba(255,255,255,.65);
}

/* 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;
}

.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(47, 107, 255, .95);
    transition:
        transform var(--transition-base) ease,
        color var(--transition-base) ease,
        text-shadow var(--transition-base) ease;
    line-height: 1;
    text-shadow: 0 10px 26px rgba(47, 107, 255, .20);
}

.faq-list .faq-item[open] summary::after {
    content: '−';
    transform: translateY(-50%) rotate(180deg);
    color: rgba(21, 62, 138, .95);
}

/* Q number */
.faq-list .faq-q-num {
    font-weight: 700;
    font-size: 0.95rem;
    color: rgba(47, 107, 255, .95);
    text-shadow: 0 10px 24px rgba(47, 107, 255, .16);
}

/* Answer */
.faq-list .faq-answer {
    font-size: 0.95rem;
    line-height: 1.8;
    animation: faqFadeIn var(--transition-base) ease;
    color: rgba(15, 23, 42, .86);
}

@keyframes faqFadeIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
        filter: blur(0.6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0px);
    }
}

/* ============================================
   6. Sidebar Widgets (SidebarWidgetsSection)
   ============================================ */
.sidebar-widgets .card {
    transition:
        box-shadow var(--transition-base) ease,
        transform var(--transition-base) ease,
        border-color var(--transition-base) ease;
    border-radius: 22px;
    box-shadow:
        0 16px 52px rgba(47, 107, 255, .08),
        0 6px 16px rgba(15, 23, 42, .06);
    border: 1px solid rgba(15, 23, 42, .10);
}

.sidebar-widgets .card:hover {
    box-shadow:
        0 30px 90px rgba(47, 107, 255, .18),
        0 14px 28px rgba(15, 23, 42, .10);
    transform: translateY(-4px);
}

.sidebar-widgets h5 {
    color: var(--color-primary-darker);
    text-shadow: 0 14px 34px rgba(47, 107, 255, .10);
}

.sidebar-widgets .badge {
    transition:
        background-color var(--transition-fast) ease,
        color var(--transition-fast) ease,
        transform var(--transition-fast) ease,
        border-color var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease;
    cursor: pointer;
    border-radius: 999px;
    border: 1px solid rgba(47, 107, 255, .18);
    box-shadow: 0 10px 26px rgba(47, 107, 255, .10);
}

.sidebar-widgets .badge:hover {
    background-color: var(--color-primary) !important;
    color: #fff !important;
    border-color: rgba(47, 107, 255, .55) !important;
    transform: translateY(-2px);
    box-shadow:
        0 20px 50px rgba(47, 107, 255, .26),
        0 10px 22px rgba(15, 23, 42, .10);
}

.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;
    text-shadow: 0 12px 30px rgba(47, 107, 255, .18);
}

/* ============================================
   7. Pagination (PaginationSection)
   ============================================ */
.pagination .page-link {
    color: rgba(47, 107, 255, .95);
    border-color: rgba(47, 107, 255, .25);
    transition:
        background-color var(--transition-fast) ease,
        color var(--transition-fast) ease,
        border-color var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease,
        transform var(--transition-fast) ease;
    border-radius: 14px;
    box-shadow: 0 10px 24px rgba(47, 107, 255, .08);
}

.pagination .page-link:hover {
    background-color: rgba(234, 243, 255, 1);
    color: rgba(30, 64, 175, .98);
    border-color: rgba(47, 107, 255, .55);
    box-shadow:
        0 18px 42px rgba(47, 107, 255, .16),
        0 8px 18px rgba(15, 23, 42, .08);
    transform: translateY(-1px);
}

.pagination .page-item.active .page-link {
    background-color: var(--color-primary);
    border-color: rgba(47, 107, 255, .85);
    color: #fff;
    box-shadow:
        0 26px 70px rgba(47, 107, 255, .32),
        0 14px 30px rgba(15, 23, 42, .12),
        inset 0 1px 0 rgba(255,255,255,.45);
}

.pagination .page-item.disabled .page-link {
    color: var(--color-text-light);
    border-color: rgba(15, 23, 42, .14);
    background-color: rgba(255,255,255,.6);
    box-shadow: none;
}

/* ============================================
   8. Search Box (SearchBoxSection)
   ============================================ */
.search-box-section {
    background:
        radial-gradient(800px circle at 0% 0%, rgba(47, 107, 255, .10), transparent 55%),
        radial-gradient(800px circle at 100% 30%, rgba(34, 197, 94, .10), transparent 50%),
        var(--color-bg-soft);
}

.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(47, 107, 255, .18);
    box-shadow:
        0 16px 44px rgba(47, 107, 255, .08),
        inset 0 1px 0 rgba(255,255,255,.65);
    caret-color: rgba(47, 107, 255, .95);
    transition:
        border-color var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease,
        background-color var(--transition-fast) ease;
    background: rgba(255,255,255,.82);
    color: var(--color-text);
}

.search-box-section .input-group-lg .btn {
    border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
    border-color: rgba(47, 107, 255, .25);
    background: linear-gradient(180deg, rgba(47, 107, 255, 1) 0%, rgba(30, 64, 175, 1) 100%);
    box-shadow:
        0 22px 60px rgba(47, 107, 255, .28),
        0 10px 22px rgba(15, 23, 42, .10),
        inset 0 1px 0 rgba(255,255,255,.30);
    transition:
        transform var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease,
        filter var(--transition-fast) ease,
        border-color var(--transition-fast) ease;
    color: #fff;
}

.search-box-section .badge {
    transition:
        background-color var(--transition-fast) ease,
        color var(--transition-fast) ease,
        border-color var(--transition-fast) ease,
        transform var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease;
    border-radius: 999px;
    border: 1px solid rgba(47, 107, 255, .18);
    box-shadow: 0 12px 30px rgba(47, 107, 255, .10);
}

.search-box-section .badge:hover {
    background-color: var(--color-primary) !important;
    color: #fff !important;
    border-color: rgba(47, 107, 255, .55) !important;
    transform: translateY(-2px);
    box-shadow:
        0 24px 70px rgba(47, 107, 255, .30),
        0 12px 28px rgba(15, 23, 42, .12);
}

/* ============================================
   9. Search Results (SearchResult
sSection)
   ============================================ */
.search-results-section {
    background:
        linear-gradient(180deg, rgba(247,250,253,1) 0%, rgba(244,250,255,1) 100%);
}

.search-result {
    transition:
        transform var(--transition-base) ease,
        box-shadow var(--transition-base) ease,
        border-color var(--transition-base) ease;
    border-radius: 22px;
}

.search-result:hover {
    transform: translateX(4px);
    box-shadow:
        0 30px 90px rgba(47, 107, 255, .18),
        0 14px 28px rgba(15, 23, 42, .10);
    border-color: rgba(47, 107, 255, .30);
}

.search-result h2 a:hover {
    color: var(--color-primary) !important;
    text-shadow: 0 14px 34px rgba(47, 107, 255, .18);
}

.search-result mark {
    background-color: rgba(254, 240, 138, .92);
    padding-inline: 2px;
    border-radius: 8px;
    font-weight: 600;
    color: rgba(15, 23, 42, .95);
    box-shadow: 0 10px 26px rgba(254, 240, 138, .30);
}

/* ============================================
   10. Error Page (Error404Section)
   ============================================ */
.error-page h1 {
    background: linear-gradient(135deg, rgba(47, 107, 255,1) 0%, rgba(29, 78, 216,1) 35%, rgba(34, 197, 94, .95) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    line-height: 1;
    text-shadow:
        0 10px 34px rgba(47, 107, 255, .22),
        0 22px 70px rgba(34, 197, 94, .16);
}

.recommended-links .badge {
    transition:
        background-color var(--transition-fast) ease,
        color var(--transition-fast) ease,
        border-color var(--transition-fast) ease,
        transform var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease;
    border: 1px solid rgba(47, 107, 255, .25);
    border-radius: 999px;
    box-shadow: 0 12px 30px rgba(47, 107, 255, .10);
}

.recommended-links .badge:hover {
    background-color: var(--color-primary) !important;
    color: #fff !important;
    border-color: rgba(47, 107, 255, .65) !important;
    transform: translateY(-2px);
    box-shadow:
        0 26px 70px rgba(47, 107, 255, .28),
        0 12px 28px rgba(15, 23, 42, .12);
}

.recommended-links .badge:hover .text-warning {
    color: rgba(34, 197, 94, .95) !important;
    text-shadow: 0 12px 30px rgba(34, 197, 94, .20);
}

/* ============================================
   11. Legal Article (LegalArticleSection)
   ============================================ */
.legal-article-section,
main:has(> .container > article.bg-white) {
    background:
        radial-gradient(1000px circle at 10% 0%, rgba(47, 107, 255, .10), transparent 60%),
        radial-gradient(900px circle at 95% 10%, rgba(34, 197, 94, .08), transparent 55%),
        var(--color-bg-soft);
}

article :is(h2.h4) {
    color: rgba(21, 62, 138, .98);
    border-bottom: 2px solid rgba(47, 107, 255, .22);
    padding-bottom: var(--space-xs);
    margin-bottom: var(--space-sm);
    text-shadow: 0 14px 34px rgba(47, 107, 255, .10);
}

article .alert-info {
    background-color: rgba(239, 246, 255, 1);
    border-color: rgba(191, 219, 254, 1);
    color: rgba(21, 62, 138, .98);
    border-radius: 16px;
    box-shadow:
        0 18px 50px rgba(47, 107, 255, .10),
        inset 0 1px 0 rgba(255,255,255,.65);
}

article .list-group-item {
    background: transparent;
    transition: all var(--transition-fast) ease;
    border-color: rgba(15, 23, 42, .08);
    border-radius: 16px;
}

article .list-group-item:hover {
    background: var(--color-bg-soft);
    padding-inline-start: var(--space-sm);
    border-color: rgba(47, 107, 255, .25);
    box-shadow: 0 22px 60px rgba(47, 107, 255, .14);
}

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

.posts-grid .card {
    transition:
        transform var(--transition-base) ease,
        box-shadow var(--transition-base) ease,
        border-color var(--transition-base) ease;
    border: 1px solid rgba(15, 23, 42, .10);
    overflow: hidden;
    border-radius: 22px;
    box-shadow:
        0 16px 52px rgba(47, 107, 255, .08),
        0 6px 16px rgba(15, 23, 42, .06);
}

.posts-grid .card:hover {
    transform: translateY(-6px);
    box-shadow:
        0 36px 110px rgba(47, 107, 255, .22),
        0 18px 38px rgba(15, 23, 42, .12),
        inset 0 1px 0 rgba(255,255,255,.60);
    border-color: rgba(47, 107, 255, .45);
}

.posts-grid .card-img-top {
    transition: transform var(--transition-slow) ease, filter var(--transition-slow) ease;
    filter: saturate(1.02) contrast(1.03);
}

.posts-grid .card:hover .card-img-top {
    transform: scale(1.06);
    filter: saturate(1.10) contrast(1.06);
}

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

.posts-grid .card-title a:hover {
    color: var(--color-primary) !important;
    text-shadow: 0 14px 34px rgba(47, 107, 255, .18);
}

/* ============================================
   13. Related Posts (RelatedPostsSection)
   ============================================ */
.related-posts h3 {
    border-bottom: 3px solid rgba(34, 197, 94, .95);
    padding-bottom: var(--space-xs);
    display: inline-block;
    text-shadow: 0 14px 34px rgba(34, 197, 94, .12);
}

.related-card {
    transition:
        transform var(--transition-base) ease,
        box-shadow var(--transition-base) ease,
        border-color var(--transition-base) ease;
    border-radius: 22px;
    border: 1px solid rgba(15, 23, 42, .10);
    box-shadow:
        0 16px 52px rgba(47, 107, 255, .08),
        0 6px 16px rgba(15, 23, 42, .06);
}

.related-card:hover {
    transform: translateY(-7px);
    box-shadow:
        0 30px 90px rgba(47, 107, 255, .18),
        0 14px 28px rgba(15, 23, 42, .10);
    border-color: rgba(47, 107, 255, .30);
}

.related-card img {
    transition: transform var(--transition-slow) ease, filter var(--transition-slow) ease;
    filter: saturate(1.02) contrast(1.03);
}

.related-card:hover img {
    transform: scale(1.06);
    filter: saturate(1.10) contrast(1.06);
}

/* ============================================
   14. Social Share (SocialShareSection)
   ============================================ */
.social-share .btn {
    min-width: 40px;
    transition:
        transform var(--transition-fast) ease,
        box-shadow var(--transition-fast) ease,
        filter var(--transition-fast) ease,
        background-color var(--transition-fast) ease,
        border-color var(--transition-fast) ease;
    border-radius: 999px;
    box-shadow: 0 14px 36px rgba(47, 107, 255, .10);
}

.social-share .btn:hover {
    transform: translateY(-2px);
    box-shadow:
        0 26px 70px rgba(47, 107, 255, .22),
        0 12px 28px rgba(15, 23, 42, .10);
    filter: saturate(1.08);
}

.social-share [data-copy-url].copied {
    background-color: var(--color-success);
    color: #fff;

    border-color: rgba(22, 163, 74, .85);
    border-style: solid;
    box-shadow:
        0 26px 70px rgba(22, 163, 74, .26),
        0 12px 28px rgba(15, 23, 42, .10),
        inset 0 1px 0 rgba(255,255,255,.35);
    opacity: 1;
}

/* ============================================
   15. Bootstrap Accordion override
   ============================================ */
.accordion-button:not(.collapsed) {
    background-color: rgba(239, 246, 255, 1);
    color: rgba(21, 62, 138, .98);
    box-shadow:
        0 22px 60px rgba(47, 107, 255, .16),
        inset 0 1px 0 rgba(255,255,255,.55);
    border-color: rgba(47, 107, 255, .22);
    border-radius: 16px;
}

.accordion-button:focus {
    box-shadow:
        0 0 0 0.2rem rgba(47, 107, 255, 0.15),
        0 22px 60px rgba(47, 107, 255, .14);
    outline-color: rgba(47, 107, 255, .35);
    outline-style: auto;
}

/* ============================================
   16. Modal (用于 SocialShare 微信二维码)
   ============================================ */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow:
        0 50px 140px rgba(47, 107, 255, .22),
        0 24px 70px rgba(15, 23, 42, .16),
        inset 0 1px 0 rgba(255,255,255,.60);
    background: rgba(255,255,255,.92);
}

/* ============================================
   17. Tooltip (Bootstrap)
   ============================================ */
.tooltip-inner {
    background-color: rgba(21, 62, 138, .98);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    box-shadow:
        0 26px 70px rgba(21, 62, 138, .28),
        0 10px 22px rgba(15, 23, 42, .12);
    border: 1px solid rgba(255,255,255,.18);
}

/* ============================================
   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 14px 34px rgba(47, 107, 255, .18),
            0 6px 14px rgba(15, 23, 42, .10),
            inset 0 1px 0 rgba(255,255,255,.60);
    }

    .error-page h1 {
        font-size: 5rem !important;
        text-shadow:
            0 12px 40px rgba(47, 107, 255, .24),
            0 30px 100px rgba(34, 197, 94, .18);
    }

    .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;
    }
}