/* 全局变量 */
:root {
    --bg: #f8fafc;
    --bg-card: #ffffff;
    --text: #1f2937;
    --text-light: #6b7280;
    --border: #e5e7eb;
    --primary: #059669;
    --primary-dark: #047857;
    --primary-light: #10b981;
    --primary-bg: #ecfdf5;
    --radius: 8px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);

    /* ===== 全站统一字号体系 ===== */
    /* 新页面必须使用这些变量，禁止硬编码 font-size */
    --fs-hero: 1.8rem;       /* 页面大标题（首页标题、报告封面） */
    --fs-h1: 1.5rem;         /* 一级标题（页面标题） */
    --fs-h2: 1.3rem;         /* 二级标题（区块标题） */
    --fs-h3: 1.1rem;         /* 三级标题（卡片标题） */
    --fs-body: 1rem;         /* 正文（卡片内容、文章正文） */
    --fs-secondary: 0.88rem; /* 次要文字（描述、摘要、注释） */
    --fs-caption: 0.82rem;   /* 辅助文字（时间、标签、元信息） */
    --fs-micro: 0.72rem;     /* 极小文字（脚注、角标） */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

/* 导航栏 */
.navbar {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 100;
    --bg: #f8fafc;
    --bg-card: #ffffff;
    --text: #111827;
    --text-light: #6b7280;
    --primary: #059669;
    --border: #e5e7eb;
    --radius-sm: 6px;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    font-size: 1.1rem;
}

.nav-logo-emoji {
    font-size: 28px;
    line-height: 1;
    margin-right: 6px;
}
.nav-logo {
    width: 32px !important;
    height: 32px !important;
    max-width: 32px;
    max-height: 32px;
    border-radius: 6px;
    object-fit: contain;
    display: inline-block;
    vertical-align: middle;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    font-size: 1.1rem;
}

.nav-brand svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 8px;
    flex-wrap: nowrap;
    align-items: center;
}

.nav-link {
    padding: 8px 16px;
    text-decoration: none;
    color: var(--text-light);
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    transition: all 0.2s;
}

.nav-link:hover {
    background: var(--bg);
    color: var(--text);
}

.nav-link.active,
.nav-link.nav-link-active {
    background: var(--primary);
    color: white;
}

/* 导航栏登录按钮 */
.nav-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
    border: 1px solid var(--primary);
    border-radius: var(--radius-sm);
    background: none;
    color: var(--primary);
    font-size: 0.88rem;
    cursor: pointer;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.2s;
    flex-shrink: 0;
}

.nav-login-btn:hover {
    background: var(--primary);
    color: white;
}

/* 主内容 */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px;
}

/* 新闻布局 */
.news-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 24px;
}

/* 侧边栏 */
.news-sidebar {
    position: sticky;
    top: 80px;
    height: fit-content;
}

.sidebar-title {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius) var(--radius) 0 0;
    font-weight: 600;
    color: var(--text);
    justify-content: flex-start;
}

.sidebar-title svg {
    width: 18px;
    height: 18px;
    color: var(--primary);
}

.news-list {
    list-style: none;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
}

.news-list li {
    border-bottom: 1px solid var(--border);
}

.news-list li:last-child {
    border-bottom: none;
}

.news-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px 12px 20px;
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.news-list a:hover {
    background: var(--bg);
}

.news-list a.active {
    background: var(--primary-bg);
    color: var(--primary);
    font-weight: 500;
}

/* 内容区域 */
.news-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.content-header {
    margin-bottom: 24px;
}

.content-title h1 {
    font-size: 1.5rem;
    color: var(--text);
    margin-bottom: 4px;
}

.content-title .date {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* 新闻文章 */
.news-article {
    line-height: 1.8;
}

.news-section {
    margin-bottom: 32px;
    padding: 20px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
}

.section-title svg {
    width: 20px;
    height: 20px;
    color: var(--primary);
}

/* 新闻项 */
.news-item {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.news-item:last-child {
    border-bottom: none;
}

.news-item h3 {
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 12px;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.85rem;
    color: var(--text-light);
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.news-meta svg {
    width: 14px;
    height: 14px;
}

.source-link {
    color: var(--primary);
    text-decoration: none;
}

.source-link:hover {
    text-decoration: underline;
}

.news-body {
    color: var(--text);
}

.news-body h4 {
    font-size: 0.95rem;
    color: var(--text);
    margin: 16px 0 8px;
}

.news-body ul {
    padding-left: 16px;
    margin: 8px 0;
}

.news-body li {
    margin-bottom: 6px;
}

/* 图片 */
.news-image {
    margin: 16px 0;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}

.news-image img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
}

.news-image .caption {
    padding: 8px 12px;
    background: var(--bg);
    font-size: 0.8rem;
    color: var(--text-light);
}

/* 数据表格 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 0.9rem;
}

.data-table th,
.data-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table th {
    background: var(--bg);
    font-weight: 600;
    color: var(--text);
}

.data-table tr:hover {
    background: var(--bg);
}

/* 概览网格 */
.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.overview-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
}

.overview-category h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    color: var(--text);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.overview-category svg {
    width: 16px;
    height: 16px;
    color: var(--primary);
}

.overview-category ul {
    list-style: none;
    font-size: 0.85rem;
}

.overview-category li {
    margin-bottom: 6px;
}

.overview-category a {
    color: var(--text);
    text-decoration: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.overview-category a:hover {
    color: var(--primary);
}

/* 厂商卡片 */
.vendor-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

@media (max-width: 768px) {
    .vendor-cards {
        grid-template-columns: 1fr;
    }
}

.vendor-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--bg);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s;
    border: 1px solid var(--border);
}

.vendor-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.vendor-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    background: var(--primary-bg);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.vendor-icon svg {
    width: 18px;
    height: 18px;
    color: var(--primary);
}

.vendor-info h3 {
    font-size: var(--fs-secondary);
    margin-bottom: 1px;
}

.vendor-info p {
    font-size: var(--fs-caption);
    color: var(--text-light);
    line-height: 1.4;
}

.vendor-tag {
    display: inline-block;
    padding: 1px 6px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: 10px;
    font-size: var(--fs-micro);
    margin-top: 2px;
}

.vendor-tag.foreign {
    background: #fef3c7;
    color: #d97706;
}

/* 页脚 */
.footer {
    text-align: center;
    padding: 24px;
    margin-top: 40px;
    border-top: 1px solid var(--border);
    color: var(--text-light);
    font-size: 0.85rem;
}

/* 成果卡片 */
.achievement-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.achievement-card {
    text-align: center;
    padding: 20px 16px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.achievement-card:hover {
    box-shadow: var(--shadow);
}

.achievement-card .achievement-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 12px;
    background: var(--primary-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.achievement-card .achievement-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.achievement-card .achievement-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.achievement-card .achievement-label {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 500;
}

/* 移动端导航栏统一样式 */
@media (max-width: 768px) {
    .navbar {
        position: relative;
        padding: 8px 12px;
    }
    .nav-container {
        flex-direction: column;
        height: auto;
        padding: 0;
        gap: 8px;
    }
    .nav-brand {
        font-size: 1rem;
        margin-bottom: 4px;
    }
    .nav-links {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 4px;
        width: 100%;
    }
    .nav-link {
        padding: 6px 8px;
        font-size: 0.75rem;
        border-radius: 16px;
        background: var(--bg);
        white-space: nowrap;
    }
    .nav-link.active {
        background: var(--primary);
        color: white;
    }
    .nav-login-btn {
        font-size: 0.75rem;
        padding: 6px 10px;
        border-radius: 16px;
    }

    .news-layout {
        grid-template-columns: 1fr;
    }
    .news-sidebar {
        position: static;
    }
    .main-content {
        padding: 16px;
    }
    .news-content {
        padding: 16px;
    }
    .vendor-cards {
        grid-template-columns: 1fr;
    }
    .overview-grid {
        grid-template-columns: 1fr;
    }
    
    /* 成果卡片移动端紧凑 */
    .achievement-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 8px !important;
    }
    .achievement-card {
        padding: 12px 6px !important;
    }
    .achievement-card .achievement-icon {
        width: 32px !important;
        height: 32px !important;
        margin-bottom: 6px !important;
    }
    .achievement-card .achievement-icon svg {
        width: 16px !important;
        height: 16px !important;
    }
    .achievement-card .achievement-number {
        font-size: 1.3rem !important;
    }
    .achievement-card .achievement-label {
        font-size: 0.7rem !important;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 6px 10px;
    }
    .nav-link {
        padding: 5px 10px;
        font-size: 0.75rem;
    }
    
    .achievement-grid {
        gap: 6px !important;
    }
    .achievement-card {
        padding: 10px 4px !important;
    }
    .achievement-card .achievement-icon {
        width: 28px !important;
        height: 28px !important;
    }
    .achievement-card .achievement-number {
        font-size: 1.1rem !important;
    }
    .achievement-card .achievement-label {
        font-size: 0.65rem !important;
    }
}

/* === 会议分析页面样式 === */
.report-container{max-width:900px;margin:0 auto;padding:20px}
.report-header{margin-bottom:36px;padding-bottom:20px}
.report-title{font-size:1.6rem;font-weight:700;margin-bottom:10px;color:var(--text)}
.report-meta{font-size:.8rem;color:var(--text-light);margin-top:4px}
.report-section{margin-bottom:40px}
.section-title{font-size:1.15rem;font-weight:600;margin-bottom:16px;color:var(--text);display:flex;align-items:center;gap:8px}
.section-title svg{width:18px;height:18px;color:var(--primary)}
.report-section p{font-size:.9rem;color:#374151;line-height:1.8;margin-bottom:12px}
.report-section strong{color:var(--text)}
.release-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:18px 18px 14px;margin-bottom:14px}
.release-card h4{font-size:.95rem;font-weight:600;margin-bottom:10px;color:var(--text);display:flex;align-items:center;gap:8px;padding-bottom:8px;border-bottom:1px solid var(--border)}
.release-card h4 svg{width:16px;height:16px;color:var(--primary);flex-shrink:0}
.release-card ul{list-style:none;padding:0;margin:10px 0 12px;font-size:.85rem;color:#374151;line-height:1.8}
.release-card ul li{padding-left:14px;position:relative;margin-bottom:5px}
.release-card ul li::before{content:"·";position:absolute;left:2px;color:var(--primary);font-weight:700}
.release-card .card-link{display:inline-flex;align-items:center;gap:4px;font-size:.8rem;color:var(--primary);text-decoration:none;padding:10px 0 0;border-top:1px solid var(--border);width:100%;margin-top:4px;transition:opacity .2s}
.release-card .card-link:hover{opacity:.7}
.release-card .card-link svg{width:13px;height:13px}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:12px 0 16px}
.metrics-grid-3{grid-template-columns:repeat(3,1fr)}
.metric-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 14px 14px;text-align:center}
.metric-val{font-size:1.7rem;font-weight:700;color:var(--primary);line-height:1.1;margin-bottom:6px;word-break:break-all}
.metric-label{font-size:.78rem;color:var(--text);line-height:1.4;margin-bottom:4px}
.metric-ref{font-size:.65rem;color:var(--text-light)}
.metrics-category{font-size:.82rem;font-weight:600;color:var(--text-light);margin:20px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:6px}
.metrics-category svg{width:14px;height:14px;color:var(--primary)}
.ref-section{margin-top:40px;padding-top:20px;border-top:1px solid var(--border)}
.ref-section h3{font-size:.9rem;margin-bottom:10px}
.ref-section ol{list-style:decimal!important;padding-left:20px!important;font-size:.82rem;color:var(--text-light);margin-bottom:8px;line-height:2}
.ref-section a{color:var(--primary);text-decoration:none;font-weight:500}
.ref-section a:hover{opacity:.7}
.ref-section ol li{margin-bottom:6px}
.breadcrumb{margin-top:12px;margin-bottom:20px;padding:10px 20px;font-size:var(--fs-caption);display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.breadcrumb a{color:var(--primary)!important;text-decoration:none!important}
.breadcrumb a:hover{color:var(--text)}
.breadcrumb .sep{color:var(--text-light);margin:0 2px}
sup a{color:var(--primary)!important;text-decoration:none!important;font-size:.65rem;vertical-align:super}
.notice-box{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;margin:12px 0;font-size:.85rem;color:var(--text-light);line-height:1.7}
.notice-box strong{color:var(--text)}
@media(max-width:768px){.report-title{font-size:1.3rem}.metrics-grid{grid-template-columns:repeat(2,1fr);gap:10px}.metrics-grid-3{grid-template-columns:repeat(2,1fr)}.metric-val{font-size:1.4rem}}