/**
 * Article Enhancement Styles
 * 文章增强样式 - TOC、作者卡片、版权信息等
 *
 * @package Developer_Starter
 * @since 1.0.0
 */

/* ==========================================================================
   Post Main Content Wrapper - 正文区域样式
   ========================================================================== */

.post-main-content {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

[data-theme="dark"] .post-main-content {
    background: var(--dark-bg-secondary, #1e293b);
    border-color: var(--dark-border, #334155);
}

/* ==========================================================================
   Content Style Variables (applied via inline style)
   ========================================================================== */

.entry-content {
    max-width: 100%; /* 改为全宽 */
    font-size: var(--post-font-size, 18px);
    line-height: var(--post-line-height, 1.8);
    margin: 0 auto;
}

.entry-content p {
    margin-bottom: var(--post-paragraph-spacing, 1.5em);
}

.entry-content img {
    max-width: var(--post-image-max-width, 100%);
    height: auto;
    display: block;
    margin: 1.5em auto;
    border-radius: 8px;
}

/* ==========================================================================
   Article Meta Stats
   ========================================================================== */

.post-meta-stats {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.meta-stat {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.meta-stat svg {
    width: 14px;
    height: 14px;
    opacity: 0.8;
}

/* ==========================================================================
   Table of Contents (TOC)
   ========================================================================== */

.article-toc {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #e2e8f0;
}

/* Sidebar position */
.toc-sidebar .article-toc {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
}

/* Before content position */
.toc-before-content .article-toc {
    margin-bottom: 40px;
    max-width: 100%;
}

.toc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid #f1f5f9;
}

.toc-title {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
}

.toc-toggle {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: #64748b;
    border-radius: 4px;
    transition: all 0.2s;
}

.toc-toggle:hover {
    background: #f1f5f9;
    color: #1e293b;
}

.toc-toggle.collapsed svg {
    transform: rotate(-90deg);
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.article-toc.collapsed .toc-list {
    display: none;
}

.toc-item {
    margin-bottom: 8px;
}

.toc-item.toc-level-2 {
    padding-left: 0;
}

.toc-item.toc-level-3 {
    padding-left: 16px;
}

.toc-item.toc-level-4 {
    padding-left: 32px;
}

.toc-link {
    display: block;
    padding: 6px 12px;
    font-size: 0.9rem;
    color: #475569;
    text-decoration: none;
    border-radius: 6px;
    border-left: 3px solid transparent;
    transition: all 0.2s;
}

.toc-link:hover {
    background: #f8fafc;
    color: var(--color-primary, #2563eb);
    border-left-color: var(--color-primary, #2563eb);
}

.toc-link.active {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    color: var(--color-primary, #2563eb);
    border-left-color: var(--color-primary, #2563eb);
    font-weight: 500;
}

/* ==========================================================================
   Author Box
   ========================================================================== */

.author-box {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 16px;
    margin: 40px 0;
}

.author-avatar img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.author-info {
    flex: 1;
}

.author-name {
    margin: 0 0 8px;
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
}

.author-bio {
    margin: 0 0 12px;
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.6;
}

.author-social {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: #fff;
    border-radius: 8px;
    font-size: 0.85rem;
    color: #475569;
    text-decoration: none;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid #e2e8f0;
    cursor: pointer;
    position: relative;
}

.social-link svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.social-link .social-label {
    font-size: 0.85rem;
}

.social-link:hover {
    background: var(--color-primary, #2563eb);
    color: #fff;
    border-color: var(--color-primary, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.social-link:hover svg {
    fill: #fff;
    stroke: #fff;
}

/* WeChat QR Code Popup */
.social-wechat-qr {
    position: relative;
}

.social-wechat-qr .wechat-qr-popup {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    padding: 12px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
}

.social-wechat-qr .wechat-qr-popup::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: #fff;
}

.social-wechat-qr .wechat-qr-popup img {
    width: 140px;
    height: 140px;
    border-radius: 8px;
    display: block;
}

.social-wechat-qr:hover .wechat-qr-popup {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   Copyright Box
   ========================================================================== */

.post-copyright {
    display: flex;
    gap: 16px;
    padding: 20px 24px;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-radius: 12px;
    margin: 40px 0;
    color: #fff;
}

.copyright-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

.copyright-icon svg {
    stroke: #fff;
    opacity: 0.9;
}

.copyright-content {
    flex: 1;
}

.copyright-text {
    margin: 0 0 8px;
    font-size: 0.95rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
}

.copyright-text strong {
    color: #fff;
}

.copyright-notice {
    margin: 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   Code Blocks Enhancement
   ========================================================================== */

.entry-content pre {
    margin: 1.5em 0;
    border-radius: 12px;
    overflow: hidden;
}

.entry-content pre code {
    font-family: 'Fira Code', 'Monaco', 'Consolas', monospace;
    font-size: 0.9em;
}

/* Dark theme for code */
.entry-content pre[class*="language-"] {
    background: #1e293b;
}

/* ==========================================================================
   Dark Mode
   ========================================================================== */

[data-theme="dark"] .article-toc {
    background: var(--dark-bg-secondary, #1e293b);
    border-color: var(--dark-border, #334155);
}

[data-theme="dark"] .toc-header {
    border-color: #334155;
}

[data-theme="dark"] .toc-title {
    color: #f1f5f9;
}

[data-theme="dark"] .toc-link {
    color: #94a3b8;
}

[data-theme="dark"] .toc-link:hover {
    background: #334155;
    color: var(--color-primary-light, #60a5fa);
}

[data-theme="dark"] .toc-link.active {
    background: rgba(37, 99, 235, 0.2);
    color: var(--color-primary-light, #60a5fa);
}

[data-theme="dark"] .author-box {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

[data-theme="dark"] .author-name {
    color: #f1f5f9;
}

[data-theme="dark"] .author-bio {
    color: #94a3b8;
}

[data-theme="dark"] .social-link {
    background: #334155;
    color: #94a3b8;
}

[data-theme="dark"] .social-link:hover {
    background: var(--color-primary, #2563eb);
    color: #fff;
}

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

@media (max-width: 1200px) {
    .toc-sidebar .article-toc {
        position: static;
        max-height: none;
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    .author-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .author-social {
        justify-content: center;
    }

    .post-copyright {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .entry-content {
        font-size: calc(var(--post-font-size, 18px) - 2px);
    }
}