/* ==================== 艾股 AiStock - 样式表 ==================== */
/* 复刻 aihuangshu.com 设计风格 + 中国红主题 */

/* ==================== CSS变量 ==================== */
:root {
    /* 品牌色 - 中国红 */
    --color-brand-red: #dc2626;
    --color-brand-red-light: #ef4444;
    --color-brand-red-dark: #b91c1c;

    /* 品牌橙色（用于金句装饰） */
    --color-brand-orange: #f97316;

    /* 品牌蓝色（保留部分使用） */
    --color-brand-blue: #2563eb;

    /* 中性色 */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-900: #111827;

    /* 背景色 */
    --color-bg: #ffffff;
    --color-bg-secondary: #f5f5f7;

    /* 边框色 */
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;

    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* 圆角 */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;
    --radius-full: 9999px;

    /* 间距 */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* 字体 */
    --font-sans: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
}

/* ==================== 基础样式 ==================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg-secondary);
    color: rgb(29, 29, 31);
    line-height: 1.5;
}

/* ==================== 布局容器 ==================== */
.container {
    max-width: 1536px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== 页面布局 ==================== */
.page-wrapper {
    min-height: 100vh;
    background: var(--color-bg-secondary);
}

/* ==================== 头部导航 ==================== */
.page-wrapper .header {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(12px) !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 50 !important;
    border-bottom: 1px solid var(--color-gray-100) !important;
    height: 80px !important;
}

.page-wrapper .header .container {
    height: 100% !important;
}

.page-wrapper .header .header-inner {
    height: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-logo {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: var(--color-brand-red);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.header-logo-text {
    color: var(--color-white);
    font-weight: 700;
    font-size: 14px;
}

.header-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.025em;
    margin: 0;
    line-height: 1;
}

.header-left-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    height: 100%;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
    height: 100%;
}

/* ==================== 搜索按钮 ==================== */
.search-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    color: var(--color-gray-600);
    border-radius: var(--radius-full);
    transition: all 0.2s;
}

.search-btn:hover {
    color: var(--color-gray-900);
    background: var(--color-gray-100);
}

.search-icon {
    width: 1.25rem;
    height: 1.25rem;
}

.search-text {
    display: none;
}

@media (min-width: 640px) {
    .search-text {
        display: inline;
    }
}

/* ==================== 刷新按钮 ==================== */
.refresh-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    color: var(--color-gray-600);
    border-radius: var(--radius-full);
    transition: all 0.2s;
}

.refresh-btn:hover {
    color: var(--color-gray-900);
    background: var(--color-gray-100);
}

.refresh-btn:active {
    transform: scale(0.95);
}

.refresh-btn.loading {
    animation: spin 1s linear infinite;
}

.refresh-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.refresh-icon {
    width: 1.25rem;
    height: 1.25rem;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ==================== Hero 区域 ==================== */
.hero {
    padding: var(--space-3xl) 0;
    background: linear-gradient(to bottom, var(--color-white), transparent);
    text-align: center;
}

.hero-inner {
    max-width: 48rem;
    margin: 0 auto;
}

.hero .hero-inner .hero-title {
    font-size: clamp(1.875rem, 6vw, 2.5rem) !important;
    font-weight: 700 !important;
    color: var(--color-gray-900) !important;
    margin-bottom: var(--space-lg) !important;
    letter-spacing: -0.05em !important;
    line-height: 1 !important;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    line-height: 1.75;
    margin-bottom: var(--space-xl);
}

.hero-subtitle .highlight {
    color: var(--color-brand-red);
    font-weight: 500;
}

.hero-search {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    color: var(--color-gray-600);
    transition: all 0.2s;
}

.hero-search:hover {
    border-color: var(--color-gray-400);
    box-shadow: var(--shadow-md);
}

/* ==================== 分类标签栏 ==================== */
.category-bar {
    margin-bottom: var(--space-lg);
    overflow-x: auto;
}

.category-bar::-webkit-scrollbar {
    display: none;
}

.category-list {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding-bottom: var(--space-sm);
    min-width: max-content;
}

.category-btn {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--color-border);
    background: var(--color-white);
    color: var(--color-gray-600);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
}

.category-btn:hover {
    border-color: var(--color-brand-red);
    color: var(--color-brand-red);
}

.category-btn.active {
    background: var(--color-brand-red);
    border-color: var(--color-brand-red);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

/* ==================== 文章卡片网格 ==================== */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--space-lg);
}

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

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==================== 文章卡片 ==================== */
.article-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--color-gray-100);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.3s ease;
}

.article-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-gray-200);
}

.article-card-link {
    position: absolute;
    inset: 0;
    z-index: 0;
}

/* ==================== 卡片封面图 ==================== */
.article-card .article-cover {
    position: relative !important;
    aspect-ratio: 16 / 9 !important;
    width: 100% !important;
    overflow: hidden !important;
    background: var(--color-gray-100) !important;
    margin: 0 !important;
    padding: 0 !important;
    pointer-events: none;
}

.article-cover-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.article-cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-brand-red), var(--color-brand-orange));
    color: rgba(255, 255, 255, 0.5);
}

.article-card:hover .article-cover-img {
    transform: scale(1.05);
}

/* 封面上的玻璃态遮罩 */
.article-cover-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4rem;
    display: flex;
    align-items: flex-end;
    padding: var(--space-sm) var(--space-md);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
    pointer-events: none;
}

.glass-effect {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.article-cover-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    color: var(--color-white);
}

.article-guest-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.article-guest-avatar {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--color-white);
}

.article-guest-name {
    font-size: 0.75rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    max-width: 7.5rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.article-source-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-gray-900);
    transition: all 0.2s;
    position: relative;
    z-index: 10;
    pointer-events: auto;
}

.article-source-btn:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
}

.article-source-btn.glass {
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.article-source-btn.glass:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ==================== 卡片内容 ==================== */
.article-content {
    padding: var(--space-md);
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    pointer-events: none;
}

.article-meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.article-tag {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(220, 38, 38, 0.08);
    color: var(--color-brand-red);
    border: 1px solid rgba(220, 38, 38, 0.15);
}

.article-date {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    white-space: nowrap;
}

.article-card .article-content .article-title {
    font-size: 1rem !important;
    font-weight: 700 !important;
    color: var(--color-gray-900) !important;
    line-height: 1.4 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    transition: color 0.2s !important;
}

.article-card:hover .article-title {
    color: var(--color-brand-red);
}

.article-guest-row {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.article-quote-section {
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-gray-50);
}

.article-quote-block {
    position: relative;
    padding-left: var(--space-md);
    padding-top: var(--space-xs);
    padding-bottom: var(--space-xs);
}

.article-quote-line {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0.25rem;
    background: var(--color-brand-orange);
    border-radius: var(--radius-full);
}

.article-quote-text {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-style: italic;
    line-height: 1.625;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==================== 空状态 ==================== */
.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-md);
    color: var(--color-gray-500);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.empty-text {
    font-size: 1rem;
}

.empty-hint {
    font-size: 0.875rem;
    margin-top: var(--space-sm);
    color: var(--color-gray-400);
}

/* ==================== 详情页 ==================== */
.detail-page {
    max-width: none;
    margin: 0;
    padding: 0;
    background-color: #ffffff;
}

.detail-page-layout {
    display: flex;
    max-width: 1536px;
    margin: 0 auto;
    padding: 0;
}

.detail-container {
    padding: 0 32px 64px;
}

.detail-toc-sidebar {
    width: 224px;
    flex-shrink: 0;
    padding: 0;
    position: sticky;
    top: 96px;
    height: calc(100vh - 96px);
    overflow-y: auto;
    background: transparent;
}

.detail-toc-title {
    font-size: 14px;
    font-weight: 700;
    color: lab(8.11897 0.811279 -12.254);
    text-transform: none;
    letter-spacing: normal;
    margin-bottom: 16px;
    padding-bottom: 0;
    border-bottom: none;
}

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

.detail-toc-item {
    margin: 0 0 4px;
}

.detail-toc-btn {
    display: inline-block;
    width: auto;
    text-align: left;
    padding: 6px 12px;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 500;
    color: lab(35.6337 -1.58697 -10.8425);
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    margin-bottom: 0;
}

.detail-toc-btn:hover {
    background: rgba(0, 0, 0, 0.04);
    color: lab(8.11897 0.811279 -12.254);
}

.detail-toc-btn.active {
    background: rgba(0, 0, 0, 0.04);
    color: lab(8.11897 0.811279 -12.254);
    font-weight: 500;
    position: relative;
}

.detail-toc-btn.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background: rgb(220, 38, 38);
    border-radius: 0 2px 2px 0;
}

.detail-main {
    flex: 1;
    min-width: 0;
    padding: 0;
    background: rgb(255, 255, 255);
}

.detail-quotes-sidebar {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgb(229, 231, 235);
}

.detail-quotes-title {
    font-size: 16px;
    font-weight: 600;
    color: rgb(17, 24, 39);
    margin-bottom: 12px;
}

.detail-quote-item {
    padding: 12px;
    background: rgb(255, 255, 255);
    border-radius: 6px;
    margin-bottom: 10px;
    border-left: 3px solid rgb(249, 115, 22);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.detail-quote-item:last-child {
    margin-bottom: 0;
}

.detail-quote-text {
    font-size: 13px;
    line-height: 1.8;
    color: rgb(55, 65, 81);
    font-style: italic;
    word-wrap: break-word;
    word-break: break-word;
    white-space: pre-wrap;
}

.detail-article-header {
    padding: 24px 32px 16px;
    border-bottom: 1px solid rgb(229, 231, 235);
}

.detail-meta-inline {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 14px;
    color: rgb(107, 114, 128);
}

.detail-meta-author {
    font-weight: 500;
    color: rgb(55, 65, 81);
}

.detail-meta-sep {
    color: rgb(209, 213, 219);
}

.detail-meta-date {
    color: rgb(107, 114, 128);
}

.detail-meta-source {
    color: rgb(220, 38, 38);
    text-decoration: none;
}

.detail-meta-source:hover {
    text-decoration: underline;
}

.detail-article-content {
    padding: 24px 32px 60px;
    max-width: 800px;
}

.detail-quote-highlight {
    margin: 0 0 24px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.06), rgba(220, 38, 38, 0.03));
    border-left: 4px solid rgb(249, 115, 22);
    border-radius: 0 8px 8px 0;
}

.detail-quote-highlight p {
    margin: 0;
    font-size: 17px;
    line-height: 1.8;
    color: rgb(55, 65, 81);
    font-style: italic;
}

.detail-summary-box {
    margin: 0 0 24px;
    padding: 16px 20px;
    background: rgb(249, 250, 251);
    border-radius: 8px;
}

.detail-summary-box p {
    margin: 0;
    font-size: 15px;
    line-height: 1.7;
    color: rgb(55, 65, 81);
}

.detail-article-content h2 {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
    margin: 32px 0 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgb(229, 231, 235);
    color: rgb(17, 24, 39);
}

.detail-article-content h3 {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
    margin: 24px 0 12px;
    color: rgb(17, 24, 39);
}

.detail-article-content p {
    margin: 0 0 20px;
    font-size: 16px;
    line-height: 1.8;
    color: rgb(29, 29, 31);
}

.detail-article-content ul,
.detail-article-content ol {
    margin: 16px 0;
    padding-left: 28px;
}

.detail-article-content li {
    margin: 10px 0;
    font-size: 16px;
    line-height: 1.75;
    color: rgb(29, 29, 31);
}

.detail-article-content strong {
    font-weight: 600;
    color: rgb(220, 38, 38);
}

.detail-article-content hr {
    border: none;
    border-top: 1px solid rgb(229, 231, 235);
    margin: 32px 0;
}

.detail-breadcrumb {
    margin-bottom: 0;
    padding: 20px;
    position: relative;
    z-index: 10;
}

.detail-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all 0.2s;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
}

.detail-back-link:hover {
    color: var(--color-brand-red);
    background: rgba(255, 255, 255, 0.9);
}

.detail-back-link svg {
    transition: transform 0.2s;
}

.detail-back-link:hover svg {
    transform: translateX(-2px);
}

.detail-cover {
    position: relative;
    width: 100%;
    height: 528px;
    max-width: 1692px;
    overflow: hidden;
    margin-bottom: 0;
    background: var(--color-gray-100);
    margin: 0 auto;
}

.detail-cover-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
    margin-bottom: 0;
}

.detail-cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-brand-red), var(--color-brand-orange));
    color: rgba(255, 255, 255, 0.5);
    position: absolute;
    top: 0;
    left: 0;
}

.detail-cover:hover .detail-cover-img {
    transform: scale(1.02);
}

.detail-cover-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent 70%);
    padding: 40px 0;
}

.detail-cover-content {
    width: 100%;
    max-width: 1692px;
    margin: 0 auto;
    padding: 0 32px;
}

.detail-cover-content .detail-title {
    width: 100%;
    margin-left: 0;
    margin-right: 0;
    padding: 0;
}

.detail-meta-overlay {
    color: rgba(255, 255, 255, 0.9);
}

.detail-meta-overlay .detail-meta-author {
    color: rgba(255, 255, 255, 0.95);
}

.detail-meta-overlay .detail-meta-date,
.detail-meta-overlay .detail-meta-sep {
    color: rgba(255, 255, 255, 0.7);
}

.detail-meta-overlay .detail-meta-source {
    color: rgba(255, 255, 255, 0.9);
}

.detail-header {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.detail-category {
    margin-bottom: 12px;
    padding: 0 20px;
}

.detail-category .article-tag {
    font-size: 0.875rem;
    padding: var(--space-xs) var(--space-md);
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.2);
}

.detail-title {
    font-size: 48px;
    line-height: 60px;
    font-weight: 700;
    margin-bottom: 24px;
    margin-top: 0px;
    color: var(--color-white);
    letter-spacing: -1.2px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
    width: 100%;
}

.detail-subtitle {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: var(--space-xl);
    max-width: 48rem;
}

.detail-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    padding: var(--space-xl);
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-md);
}

.detail-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm);
    border-radius: var(--radius-lg);
    transition: all 0.2s;
    background: var(--color-white);
}

.detail-meta-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-gray-300);
}

.detail-meta-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-brand-red) 0%, var(--color-brand-red-light) 100%);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    font-size: 1.25rem;
}

.detail-meta-icon svg {
    stroke-width: 1.5;
}

.detail-meta-content {
    flex: 1;
    min-width: 0;
}

.detail-meta-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
    display: block;
}

.detail-meta-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-800);
    line-height: 1.4;
}

.detail-meta-value a {
    color: var(--color-brand-red);
    text-decoration: none;
    transition: color 0.2s;
}

.detail-meta-value a:hover {
    color: var(--color-brand-red-dark);
    text-decoration: underline;
}

/* 保留旧的样式以兼容 */
.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    color: var(--color-gray-600);
}

.detail-meta-item.old {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.detail-quote {
    position: relative;
    padding: var(--space-2xl);
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(220, 38, 38, 0.05));
    border-left: 6px solid var(--color-brand-orange);
    border-radius: var(--radius-xl);
    font-size: 1.25rem;
    font-style: italic;
    margin: var(--space-2xl) 0;
    line-height: 1.8;
    color: var(--color-gray-800);
    box-shadow: var(--shadow-md);
}

.detail-quote::before {
    content: "“";
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 5rem;
    font-family: Georgia, serif;
    color: var(--color-brand-orange);
    opacity: 0.2;
}

.detail-quote::after {
    content: "”";
    position: absolute;
    bottom: -40px;
    right: 20px;
    font-size: 5rem;
    font-family: Georgia, serif;
    color: var(--color-brand-orange);
    opacity: 0.2;
}

.detail-section {
    margin-bottom: var(--space-2xl);
    padding: var(--space-xl) 0;
}

.detail-section-title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: var(--space-lg);
    color: var(--color-gray-900);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-gray-200);
    position: relative;
}

.detail-section-title::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(to right, var(--color-brand-red), var(--color-brand-orange));
}

.detail-summary {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-gray-700);
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    margin-bottom: var(--space-xl);
}

.detail-content {
    font-size: 16px;
    line-height: 24px;
    color: rgb(29, 29, 31);
    font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
    width: 100%;
    max-width: 800px;
    margin: 0;
    padding: 0 20px 80px;
    box-sizing: border-box;
}

.detail-content p {
    margin: 0 0 24px;
    padding: 0;
    font-family: ui-sans-serif, system-ui, sans-serif;
    font-size: 18px;
    line-height: 1.8;
    color: rgb(29, 29, 31);
}

.detail-content h1 {
    font-size: 32px;
    font-weight: 700;
    margin: 48px 0 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid rgb(229, 231, 235);
    color: rgb(17, 24, 39);
}

.detail-content h2 {
    font-size: 24px;
    font-weight: 600;
    margin: 40px 0 20px;
    color: rgb(17, 24, 39);
}

.detail-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 32px 0 16px;
    color: rgb(17, 24, 39);
}

.detail-content strong {
    font-weight: 600;
    color: rgb(220, 38, 38);
}

.detail-content ul,
.detail-content ol {
    margin: 20px 0;
    padding-left: 32px;
}

.detail-content li {
    margin: 12px 0;
    font-size: 18px;
    line-height: 1.8;
    color: rgb(29, 29, 31);
}

.detail-content blockquote {
    margin: 24px 0;
    padding: 20px 24px;
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.08), rgba(220, 38, 38, 0.04));
    border-left: 4px solid rgb(249, 115, 22);
    border-radius: 0 12px 12px 0;
}

.detail-content blockquote p {
    margin: 0;
    font-size: 17px;
    line-height: 1.8;
    color: rgb(55, 65, 81);
    font-style: italic;
}

.detail-content hr {
    border: none;
    border-top: 1px solid rgb(229, 231, 235);
    margin: 40px 0;
}

.detail-content a {
    color: rgb(220, 38, 38);
    text-decoration: none;
}

.detail-content a:hover {
    text-decoration: underline;
}

.detail-content h2 {
    font-size: 18px;
    line-height: 28px;
    font-weight: 700;
    margin: 0px;
    padding: 0px;
    color: lab(57.1026 64.2584 89.8886);
    border-bottom: 0px solid lab(91.6229 -0.159115 -2.26791);
}

.detail-content h3 {
    font-size: 14px;
    line-height: 20px;
    font-weight: 700;
    margin: -4px 0px 16px;
    padding: 0px;
    color: lab(8.11897 0.811279 -12.254);
    border-bottom: 0px solid lab(91.6229 -0.159115 -2.26791);
}

.detail-content ul, .detail-content ol {
    margin: 0px;
    padding: 0px;
    list-style: outside none disc;
}

.detail-content li {
    margin: 0px 0px 4px;
    padding: 0px;
    line-height: 20px;
    font-size: 14px;
}

.detail-content blockquote {
    font-size: 18px;
    line-height: 32px;
    color: lab(8.11897 0.811279 -12.254);
    margin: 30.0001px 0px;
    padding: 0px 0px 0px 18px;
    border-left: 4px solid lab(91.6229 -0.159115 -2.26791);
    background-color: rgba(0, 0, 0, 0);
    font-style: italic;
}

.detail-content hr {
    margin: 56px 0px;
    border: none;
    height: 0.666667px;
    background-color: rgba(0, 0, 0, 0.1);
}

.detail-content pre {
    background: var(--color-gray-900);
    color: var(--color-gray-100);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    margin: var(--space-lg) 0;
    font-family: "SF Mono", Monaco, "Cascadia Mono", "Segoe UI Mono", monospace;
    font-size: 0.875rem;
}

.detail-content code {
    background: var(--color-gray-100);
    color: var(--color-brand-red);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-family: "SF Mono", Monaco, "Cascadia Mono", "Segoe UI Mono", monospace;
    font-size: 0.875rem;
}

.detail-content pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}

.detail-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
    box-shadow: var(--shadow-md);
}

.detail-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.detail-content table th {
    background: var(--color-gray-100);
    font-weight: 600;
    text-align: left;
    padding: var(--space-md);
    border-bottom: 2px solid var(--color-gray-300);
}

.detail-content table td {
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-gray-200);
}

.detail-content table tr:hover {
    background: var(--color-gray-50);
}

.detail-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 2px solid var(--color-gray-200);
    flex-wrap: wrap;
}

.detail-actions .btn {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    min-width: 160px;
    justify-content: center;
}

.detail-actions .btn-primary {
    background: linear-gradient(135deg, var(--color-brand-red) 0%, var(--color-brand-red-light) 100%);
    border: none;
    box-shadow: var(--shadow-md);
}

.detail-actions .btn-primary:hover {
    background: linear-gradient(135deg, var(--color-brand-red-dark) 0%, var(--color-brand-red) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.detail-actions .btn-secondary {
    background: var(--color-white);
    border: 2px solid var(--color-gray-300);
    color: var(--color-gray-800);
}

.detail-actions .btn-secondary:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-400);
    transform: translateY(-2px);
}

/* ==================== 按钮 ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-brand-red);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-brand-red-dark);
}

.btn-secondary {
    background: var(--color-gray-100);
    color: var(--color-gray-900);
}

.btn-secondary:hover {
    background: var(--color-gray-200);
}

/* ==================== 页脚 ==================== */
.footer {
    padding: var(--space-xl);
    text-align: center;
    color: var(--color-gray-500);
    font-size: 0.875rem;
    border-top: 1px solid var(--color-gray-100);
    margin-top: var(--space-3xl);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 768px) {
    .detail-page {
        padding: var(--space-xl) var(--space-md);
    }

    .detail-cover {
        aspect-ratio: 16 / 9;
        border-radius: var(--radius-lg);
        margin-bottom: var(--space-xl);
    }

    .detail-title {
        font-size: clamp(1.75rem, 4vw, 2.5rem);
        line-height: 1.2;
        margin-bottom: var(--space-lg);
    }

    .detail-subtitle {
        font-size: 1.125rem;
        margin-bottom: var(--space-lg);
    }

    .detail-meta-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
        padding: var(--space-lg);
    }

    .detail-meta-item {
        padding: var(--space-sm);
    }

    .detail-meta-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .detail-quote {
        padding: var(--space-xl);
        font-size: 1.125rem;
        margin: var(--space-xl) 0;
    }

    .detail-quote::before {
        font-size: 3rem;
        top: -10px;
        left: 10px;
    }

    .detail-quote::after {
        font-size: 3rem;
        bottom: -20px;
        right: 10px;
    }

    .detail-section {
        margin-bottom: var(--space-xl);
        padding: var(--space-lg) 0;
    }

    .detail-section-title {
        font-size: 1.25rem;
        margin-bottom: var(--space-md);
    }

    .detail-summary {
        padding: var(--space-lg);
        font-size: 1.0625rem;
    }

    .detail-content {
        font-size: 1.0625rem;
        line-height: 1.7;
    }

    .detail-content h2 {
        font-size: 1.25rem;
        margin: var(--space-lg) 0 var(--space-sm);
    }

    .detail-content h3 {
        font-size: 1.125rem;
        margin: var(--space-md) 0 var(--space-xs);
    }

    .detail-actions {
        flex-direction: column;
        gap: var(--space-sm);
        margin-top: var(--space-xl);
        padding-top: var(--space-xl);
    }

    .detail-actions .btn {
        width: 100%;
        min-width: auto;
        padding: var(--space-md);
    }
}

@media (max-width: 640px) {
    .hero {
        padding: var(--space-2xl) 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .detail-page {
        padding: var(--space-lg) var(--space-sm);
    }

    .detail-header {
        margin-bottom: var(--space-xl);
        padding-bottom: var(--space-lg);
    }

    .detail-title {
        font-size: 1.75rem;
        line-height: 1.15;
    }

    .detail-meta-grid {
        padding: var(--space-md);
        border-radius: var(--radius-lg);
    }

    .detail-meta-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
        padding: var(--space-sm);
    }

    .detail-meta-icon {
        align-self: flex-start;
    }

    .detail-quote {
        padding: var(--space-lg);
        font-size: 1rem;
        margin: var(--space-lg) 0;
    }

    .detail-quote::before,
    .detail-quote::after {
        display: none;
    }

    .detail-section {
        margin-bottom: var(--space-lg);
        padding: var(--space-md) 0;
    }

    .detail-section-title {
        font-size: 1.125rem;
    }

    .detail-content p {
        margin-bottom: var(--space-md);
    }

    .detail-content ul, .detail-content ol {
        margin-left: var(--space-md);
        padding-left: var(--space-sm);
    }

    .detail-content pre {
        padding: var(--space-md);
        font-size: 0.8125rem;
    }

    .article-guest-name {
        display: none;
    }

    .search-text {
        display: none;
    }
}

@media (max-width: 1024px) and (min-width: 769px) {
    .detail-page {
        max-width: 54rem;
    }

    .detail-cover {
        aspect-ratio: 18 / 9;
    }
}

/* ==================== 动画 ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.article-card {
    animation: fadeInUp 0.5s ease backwards;
}

.article-card:nth-child(1) { animation-delay: 0s; }
.article-card:nth-child(2) { animation-delay: 0.05s; }
.article-card:nth-child(3) { animation-delay: 0.1s; }
.article-card:nth-child(4) { animation-delay: 0.15s; }
.article-card:nth-child(5) { animation-delay: 0.2s; }
.article-card:nth-child(6) { animation-delay: 0.25s; }

/* ==================== 工具类 ==================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ==================== 文章详情页 - 仿aihuangshu风格 ==================== */
.article-page {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-md) var(--space-3xl);
}

.article-nav {
    margin-bottom: var(--space-xl);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    font-weight: 500;
    text-decoration: none;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.back-btn:hover {
    color: var(--color-brand-red);
    background: var(--color-gray-50);
}

.article-main {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
}

.article-header {
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.article-category {
    margin-bottom: var(--space-md);
}

.category-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: linear-gradient(135deg, var(--color-brand-red) 0%, var(--color-brand-red-light) 100%);
    color: var(--color-white);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.article-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
    color: var(--color-gray-900);
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
    color: var(--color-gray-500);
    font-size: 0.9375rem;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.meta-item svg {
    width: 1rem;
    height: 1rem;
    opacity: 0.7;
}

.article-quote {
    position: relative;
    padding: var(--space-2xl) var(--space-xl);
    margin: var(--space-2xl) 0;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.05) 0%, rgba(249, 115, 22, 0.05) 100%);
    border-left: 4px solid var(--color-brand-red);
    border-radius: var(--radius-xl);
}

.quote-icon {
    position: absolute;
    top: var(--space-md);
    left: var(--space-lg);
    font-family: Georgia, serif;
    font-size: 3rem;
    color: var(--color-brand-red);
    opacity: 0.2;
    line-height: 1;
}

.article-quote p {
    font-size: 1.25rem;
    font-style: italic;
    line-height: 1.8;
    color: var(--color-gray-800);
    margin: 0;
    padding-left: var(--space-xl);
}

.article-cover {
    margin: var(--space-xl) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.article-cover img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.8s ease;
    aspect-ratio: 16 / 9;
}

.article-cover:hover img {
    transform: scale(1.02);
}

.article-summary {
    margin: var(--space-2xl) 0;
    padding: var(--space-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    border-left: 4px solid var(--color-brand-orange);
}

.summary-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-brand-orange);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.summary-content {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-gray-700);
}

.article-body {
    margin: var(--space-2xl) 0;
    font-size: 1.125rem;
    line-height: 1.9;
    color: var(--color-gray-800);
}

/* ==================== Markdown内容样式 ==================== */
.markdown-content {
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
}

.markdown-content br {
    display: block;
    margin: 0.5em 0;
    content: "";
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    font-weight: 700;
    color: var(--color-gray-900);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.markdown-content h1 {
    font-size: 2rem;
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-gray-200);
}

.markdown-content h2 {
    font-size: 1.75rem;
    padding-bottom: var(--space-xs);
    border-bottom: 1px solid var(--color-gray-200);
}

.markdown-content h3 {
    font-size: 1.5rem;
}

.markdown-content h4 {
    font-size: 1.25rem;
}

.markdown-content p {
    margin-bottom: var(--space-lg);
    line-height: 1.8;
}

.markdown-content p:first-child {
    margin-top: 0;
}

.markdown-content p:last-child {
    margin-bottom: 0;
}

.markdown-content div {
    margin-bottom: var(--space-md);
    line-height: 1.8;
}

.markdown-content strong {
    font-weight: 700;
    color: var(--color-gray-900);
}

.markdown-content em {
    font-style: italic;
    color: var(--color-gray-700);
}

.markdown-content a {
    color: var(--color-brand-red);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all 0.2s;
}

.markdown-content a:hover {
    border-bottom-color: var(--color-brand-red);
}

.markdown-content ul,
.markdown-content ol {
    margin: var(--space-lg) 0;
    padding-left: var(--space-xl);
}

.markdown-content ul {
    list-style: disc;
}

.markdown-content ol {
    list-style: decimal;
}

.markdown-content li {
    margin-bottom: var(--space-sm);
    line-height: 1.8;
}

.markdown-content li p {
    margin-bottom: var(--space-xs);
}

.markdown-content blockquote {
    margin: var(--space-xl) 0;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-gray-50);
    border-left: 4px solid var(--color-brand-red);
    border-radius: var(--radius-lg);
    font-style: italic;
    color: var(--color-gray-700);
}

.markdown-content blockquote p {
    margin-bottom: 0;
}

.markdown-content code {
    display: inline-block;
    padding: 0.125rem 0.375rem;
    background: var(--color-gray-100);
    color: var(--color-brand-red);
    font-family: "SF Mono", Monaco, "Cascadia Mono", "Segoe UI Mono", monospace;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    word-wrap: break-word;
}

.markdown-content pre {
    margin: var(--space-xl) 0;
    padding: var(--space-lg);
    background: var(--color-gray-900);
    border-radius: var(--radius-lg);
    overflow-x: auto;
}

.markdown-content pre code {
    display: block;
    padding: 0;
    background: transparent;
    color: var(--color-gray-100);
    font-size: 0.875rem;
    line-height: 1.6;
}

.markdown-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
    box-shadow: var(--shadow-md);
}

.markdown-content table {
    width: 100%;
    margin: var(--space-xl) 0;
    border-collapse: collapse;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.markdown-content table th,
.markdown-content table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
}

.markdown-content table th {
    background: var(--color-gray-50);
    font-weight: 700;
    color: var(--color-gray-900);
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
}

.markdown-content table tr:last-child td {
    border-bottom: none;
}

.markdown-content table tr:hover {
    background: var(--color-gray-50);
}

.markdown-content hr {
    border: none;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-gray-200), transparent);
    margin: var(--space-2xl) 0;
}

.article-footer {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--color-gray-200);
    flex-wrap: wrap;
}

.article-footer .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-xl);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.article-footer .btn-primary {
    background: linear-gradient(135deg, var(--color-brand-red) 0%, var(--color-brand-red-light) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.article-footer .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.article-footer .btn-secondary {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

.article-footer .btn-secondary:hover {
    background: var(--color-gray-200);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 768px) {
    .article-page {
        padding: var(--space-xl) var(--space-md);
    }

    .article-main {
        padding: var(--space-lg);
    }

    .article-title {
        font-size: 1.5rem;
    }

    .article-meta {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .article-quote {
        padding: var(--space-lg);
    }

    .article-quote p {
        font-size: 1.125rem;
        padding-left: var(--space-md);
    }

    .quote-icon {
        font-size: 2rem;
    }

    .article-footer {
        flex-direction: column;
    }

    .article-footer .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ==================== 搜索模态框 ==================== */
.search-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 120px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.search-modal.active {
    opacity: 1;
    visibility: visible;
}

.search-modal-content {
    background: var(--color-white);
    width: 100%;
    max-width: 640px;
    max-height: calc(100vh - 160px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.search-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--color-border);
}

.search-modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
}

.search-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-gray-500);
    transition: all 0.2s ease;
}

.search-modal-close:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-900);
}

.search-modal-body {
    padding: var(--space-lg) var(--space-xl);
    overflow-y: auto;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
    padding: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-lg);
}

.search-input-icon {
    color: var(--color-gray-400);
    margin-right: var(--space-sm);
}

.search-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--color-gray-900);
    outline: none;
}

.search-input::placeholder {
    color: var(--color-gray-400);
}

.search-results {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.search-placeholder,
.search-loading,
.search-error,
.search-empty {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
    color: var(--color-gray-500);
}

.search-loading .spinner {
    width: 32px;
    height: 32px;
    margin: 0 auto var(--space-md);
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-brand-red);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.search-empty-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
}

.search-results-count {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    padding: var(--space-sm) 0;
}

.search-result-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: background 0.2s ease;
    cursor: pointer;
}

.search-result-item:hover {
    background: var(--color-gray-50);
}

.search-result-cover-wrapper {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.search-result-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.search-result-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.search-result-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.search-result-tag {
    font-size: 0.75rem;
    padding: 2px 8px;
    background: var(--color-brand-red);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    font-weight: 500;
}

.search-result-date {
    font-size: 0.75rem;
    color: var(--color-gray-400);
}

.search-result-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.search-result-guest {
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.search-result-quote {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.search-result-title mark,
.search-result-quote mark {
    background: #fef08a;
    color: var(--color-gray-900);
    padding: 0 2px;
    border-radius: 2px;
}

@media (max-width: 768px) {
    .search-modal {
        padding-top: 80px;
    }

    .search-modal-content {
        max-height: calc(100vh - 100px);
    }

    .search-modal-header,
    .search-modal-body {
        padding-left: var(--space-lg);
        padding-right: var(--space-lg);
    }

    .search-result-item {
        padding: var(--space-sm);
    }

    .search-result-cover-wrapper {
        width: 64px;
        height: 64px;
    }

    .detail-page-layout {
        flex-direction: column;
    }

    .detail-toc-sidebar {
        display: none;
    }

    .detail-container {
        padding: 0 16px 32px;
    }

    .detail-cover {
        height: auto;
        aspect-ratio: 16 / 9;
        border-radius: var(--radius-lg);
        margin-bottom: var(--space-lg);
    }

    .detail-cover-overlay {
        padding: 24px 0;
    }

    .detail-cover-content {
        padding: 0 16px;
    }

    .detail-title {
        font-size: 1.5rem;
        line-height: 1.3;
        margin-bottom: var(--space-md);
        padding: 0;
    }

    .detail-cover-no-image .detail-title {
        font-size: 1.5rem;
        line-height: 1.3;
        padding: 0;
    }

    .detail-cover-no-image {
        padding: var(--space-xl) var(--space-md);
        min-height: 200px;
    }

    .detail-cover-content-no-image {
        padding: 0;
    }

    .detail-meta-inline {
        font-size: 0.875rem;
        flex-wrap: wrap;
    }

    .detail-meta-overlay {
        font-size: 0.875rem;
    }

    .detail-breadcrumb {
        padding: 12px 16px;
    }

    .detail-article-content {
        padding: 16px 0 32px;
        max-width: 100%;
    }

    .detail-article-content h2 {
        font-size: 1.25rem;
        margin: 24px 0 12px;
        padding-bottom: 8px;
    }

    .detail-article-content h3 {
        font-size: 1.125rem;
        margin: 20px 0 10px;
    }

    .detail-article-content p {
        font-size: 1rem;
        margin-bottom: 16px;
        line-height: 1.7;
    }

    .detail-quote-highlight {
        padding: 16px;
        margin-bottom: 20px;
    }

    .detail-quote-highlight p {
        font-size: 1rem;
    }

    .detail-summary-box {
        padding: 12px 16px;
        margin-bottom: 20px;
    }

    .detail-summary-box p {
        font-size: 0.9375rem;
    }

    .detail-article-content ul,
    .detail-article-content ol {
        padding-left: 20px;
        margin: 12px 0;
    }

    .detail-article-content li {
        font-size: 1rem;
        margin: 8px 0;
    }

    .detail-article-content img {
        margin: 16px 0;
        border-radius: var(--radius-md);
    }

    .detail-article-content table {
        font-size: 0.875rem;
        margin: 16px 0;
    }

    .detail-article-content table th,
    .detail-article-content table td {
        padding: 8px;
    }

    .detail-article-content pre {
        padding: 12px;
        font-size: 0.8125rem;
        overflow-x: auto;
    }

    .detail-article-content code {
        font-size: 0.875rem;
        padding: 2px 4px;
    }
}

@media (max-width: 480px) {
    .detail-cover {
        aspect-ratio: 4 / 3;
    }

    .detail-title {
        font-size: 1.25rem;
        line-height: 1.3;
    }

    .detail-cover-no-image {
        padding: var(--space-lg) var(--space-md);
    }

    .detail-container {
        padding: 0 12px 24px;
    }

    .detail-cover-content {
        padding: 0 12px;
    }

    .detail-breadcrumb {
        padding: 10px 12px;
    }

    .detail-article-content {
        padding: 12px 0 24px;
    }

    .detail-article-content h2 {
        font-size: 1.125rem;
        margin: 20px 0 10px;
    }

    .detail-article-content h3 {
        font-size: 1rem;
        margin: 16px 0 8px;
    }

    .detail-article-content p {
        font-size: 0.9375rem;
        margin-bottom: 14px;
    }

    .detail-quote-highlight {
        padding: 12px;
        margin-bottom: 16px;
    }

    .detail-quote-highlight p {
        font-size: 0.9375rem;
    }

    .detail-summary-box {
        padding: 10px 12px;
        margin-bottom: 16px;
    }

    .detail-summary-box p {
        font-size: 0.875rem;
    }

    .detail-article-content ul,
    .detail-article-content ol {
        padding-left: 16px;
    }

    .detail-article-content li {
        font-size: 0.9375rem;
        margin: 6px 0;
    }
}