/* ================================
   TQSec 网络安全官网 - 主样式
   简约苹果风格设计
================================ */

/* CSS变量 */
:root {
    /* 颜色 */
    --color-bg: #FFFFFF;
    --color-bg-secondary: #F5F5F7;
    --color-primary: #0071E3;
    --color-primary-hover: #0077ED;
    --color-text: #1D1D1F;
    --color-text-secondary: #86868B;
    --color-text-light: #6E6E73;
    --color-success: #34C759;
    --color-warning: #FF9500;
    --color-danger: #FF3B30;
    --color-card: #FFFFFF;
    --color-border: #E5E5E7;
    
    /* 字体 */
    --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
    
    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    
    /* 阴影 */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    
    /* 过渡 */
    --transition: 0.3s ease;
}

/* 重置样式 */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ================================
   导航栏
================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 2500;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text);
}

.logo-icon {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

.logo-text {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    text-decoration: none;
    color: var(--color-text);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ================================
   Hero区域
================================ */
.hero {
    min-height: 100vh;
    display: none;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 100px var(--spacing-lg);
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
    overflow: hidden;
}

.hero.active {
    display: flex;
    animation: sectionFadeIn 0.6s ease forwards;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    z-index: 1;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    letter-spacing: -1.5px;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 24px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: scale(1.02);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

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

.hero-decoration {
    position: absolute;
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.1;
}

.shield-icon {
    width: 300px;
    height: 300px;
    color: var(--color-primary);
}

/* ================================
   通用区域样式
================================ */
.section {
    padding: 100px 0;
}

.section:nth-child(even) {
    background: var(--color-bg-secondary);
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

/* ================================
   关于我们
================================ */
.about-content {
    display: grid;
    gap: var(--spacing-xxl);
}

.about-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text p {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.value-card {
    background: var(--color-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.value-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-md);
    color: var(--color-primary);
}

.value-icon svg {
    width: 100%;
    height: 100%;
}

.value-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.value-card p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ================================
   服务项目
================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--color-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.service-link {
    font-size: 14px;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
        /* 新增：移除按钮默认背景和边框 */
    background: none;
    border: none;
    /* 可选：清除轮廓和内阴影，以防点击时出现 */
    outline: none;
    box-shadow: none;
    /* 如果希望完全像文本，可重置内边距（按需调整） */
    padding: 0;
}

.service-link:hover {
    color: var(--color-primary-hover);
}

/* ================================
   CVE漏洞展示
================================ */
.cve-filters {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    justify-content: center;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-group label {
    font-size: 12px;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.filter-group input,
.filter-group select {
    padding: 10px 16px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-card);
    color: var(--color-text);
    min-width: 200px;
    transition: var(--transition);
}

.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
}

.cve-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--color-text);
}

.stat-number.critical {
    color: var(--color-danger);
}

.stat-number.high {
    color: var(--color-warning);
}

.stat-number.medium {
    color: var(--color-primary);
}

.stat-label {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.cve-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.cve-card {
    background: var(--color-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border-left: 4px solid transparent;
}

.cve-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cve-card.critical {
    border-left-color: var(--color-danger);
}

.cve-card.high {
    border-left-color: var(--color-warning);
}

.cve-card.medium {
    border-left-color: var(--color-primary);
}

.cve-card.low {
    border-left-color: var(--color-success);
}

.cve-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.cve-id {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
}

.cve-severity {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
    text-transform: uppercase;
}

.cve-severity.critical {
    background: rgba(255, 59, 48, 0.1);
    color: var(--color-danger);
}

.cve-severity.high {
    background: rgba(255, 149, 0, 0.1);
    color: var(--color-warning);
}

.cve-severity.medium {
    background: rgba(0, 113, 227, 0.1);
    color: var(--color-primary);
}

.cve-severity.low {
    background: rgba(52, 199, 89, 0.1);
    color: var(--color-success);
}

.cve-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.cve-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.cve-description {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cve-pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xl);
}

.pagination-btn {
    padding: 8px 14px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-card);
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition);
}

.pagination-btn:hover,
.pagination-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* ================================
   新闻动态
================================ */
.news-grid {
    display: grid;
    gap: var(--spacing-lg);
}

.news-card {
    display: flex;
    gap: var(--spacing-lg);
    background: var(--color-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.news-date {
    flex-shrink: 0;
    width: 90px;
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
}

.news-date .day {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1;
}

.news-date .month {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.news-content {
    flex: 1;
}

.news-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.news-content p {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.news-link {
    font-size: 14px;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
        /* 新增：移除按钮默认背景和边框 */
    background: none;
    border: none;
    /* 可选：清除轮廓和内阴影，以防点击时出现 */
    outline: none;
    box-shadow: none;
    /* 如果希望完全像文本，可重置内边距（按需调整） */
    padding: 0;
}

.news-link:hover {
    color: var(--color-primary-hover);
}

/* ================================
   联系我们
================================ */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
}

.contact-form {
    background: var(--color-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
}

.contact-form .btn {
    width: 100%;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.info-item {
    display: flex;
    gap: var(--spacing-md);
}

.info-icon {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.info-icon svg {
    width: 100%;
    height: 100%;
}

.info-content h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.info-content p {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border-radius: 50%;
    color: var(--color-text);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--color-primary);
    color: white;
}

.social-link svg {
    width: 18px;
    height: 18px;
}

/* ================================
   页脚
================================ */
.footer {
    background: var(--color-text);
    color: white;
    padding: var(--spacing-xl) 0;
    position: relative;
    z-index: 2500;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-logo .logo-icon {
    color: white;
}

.footer-logo span {
    font-size: 20px;
    font-weight: 600;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-copyright p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

/* ================================
   动画类
================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ================================
   页面过渡效果
================================ */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    z-index: 2000;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.page-transition.active {
    opacity: 1;
    pointer-events: all;
}

/* ================================
   主内容容器
================================ */
.main-content {
    padding-top: 60px;
}

.section {
    display: none;
    min-height: calc(100vh - 60px);
}

.section.active {
    display: block;
    animation: sectionFadeIn 0.6s ease forwards;
}

@keyframes sectionFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================
   模态框系统
================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

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

.modal-container {
    width: 90%;
    max-width: 900px;
    max-height: 85vh;
    background: var(--color-card);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.4s ease;
    position: relative;
}

.modal-overlay.active .modal-container {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-secondary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.modal-close:hover {
    background: var(--color-border);
    transform: rotate(90deg);
}

.modal-close svg {
    width: 20px;
    height: 20px;
}

.modal-content {
    padding: var(--spacing-xl);
    max-height: 85vh;
    overflow-y: auto;
}

/* 模态框头部 */
.modal-header {
    margin-bottom: var(--spacing-xl);
    padding-right: 50px;
}

.modal-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.5px;
}

.modal-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.modal-icon svg {
    width: 100%;
    height: 100%;
}

.modal-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.modal-category {
    padding: 4px 12px;
    background: var(--color-primary);
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.modal-date {
    color: var(--color-text-secondary);
    font-size: 14px;
    display: flex;
    align-items: center;
}

.modal-cve-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.modal-cve-id {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-primary);
}

/* 模态框主体 */
.modal-body {
    margin-bottom: var(--spacing-xl);
}

.modal-description {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.modal-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
}

.modal-stat {
    text-align: center;
}

.modal-stat-number {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.modal-stat-label {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.modal-section {
    margin-bottom: var(--spacing-xl);
}

.modal-section h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.modal-features {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.modal-features li {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: 28px;
}

.modal-features li::before {
    content: '✓';
    position: absolute;
    left: 10px;
    color: var(--color-success);
    font-weight: 600;
}

/* 服务流程 */
.modal-process {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.process-step {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.process-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}

.process-content h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.process-content p {
    font-size: 13px;
    color: var(--color-text-secondary);
}

/* 新闻文章 */
.modal-article {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.modal-article h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    margin: var(--spacing-lg) 0 var(--spacing-md);
}

.modal-article h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    margin: var(--spacing-md) 0 var(--spacing-sm);
}

.modal-article p {
    margin-bottom: var(--spacing-md);
}

.modal-article ul,
.modal-article ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-lg);
}

.modal-article li {
    margin-bottom: var(--spacing-sm);
}

/* CVE详情 */
.modal-cve-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-xl);
}

.cve-meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.meta-label {
    font-size: 12px;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.meta-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
}

.modal-affected,
.modal-references {
    list-style: none;
}

.modal-affected li,
.modal-references li {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 13px;
}

.modal-references a {
    color: var(--color-primary);
    text-decoration: none;
    word-break: break-all;
}

.modal-references a:hover {
    text-decoration: underline;
}

/* 标签 */
.modal-tags {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.modal-tags h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag {
    padding: 4px 12px;
    background: var(--color-bg-secondary);
    border-radius: 20px;
    font-size: 12px;
    color: var(--color-text-secondary);
}

/* 模态框底部 */
.modal-footer {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}