/* ==========================================================
   黑料网网址 cnevlab.com - 整站样式表
   视觉方向：教育指南风 / 深蓝+白+浅灰 / 圆角卡片
   ========================================================== */

/* ==========================================================
   Base - 基础样式
   ========================================================== */
.site-body {
  margin: 0;
  font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #333333;
  background-color: #f5f7fa;
  -webkit-font-smoothing: antialiased;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: #2d6a9f;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #1e3a5f;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1,
h2,
h3,
h4 {
  font-weight: 700;
  line-height: 1.35;
  color: #1e3a5f;
}

h2 {
  font-size: 26px;
}

h3 {
  font-size: 18px;
}

figure {
  margin: 0;
}

/* ==========================================================
   Layout - 全站布局骨架
   ========================================================== */

/* 顶部导航栏 */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid #e8ecf1;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-area {
  flex-shrink: 0;
}

.brand-link {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.brand-name {
  font-size: 22px;
  font-weight: 700;
  color: #1e3a5f;
}

.brand-slogan {
  font-size: 12px;
  color: #7a8ba6;
  letter-spacing: 0.02em;
}

.main-nav .nav-list {
  display: flex;
  gap: 4px;
}

.main-nav .nav-link {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  color: #333333;
  border-radius: 6px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.main-nav .nav-link:hover {
  background-color: #f0f4f8;
  color: #1e3a5f;
}

.main-nav .nav-link.is-current {
  background-color: #1e3a5f;
  color: #ffffff;
}

/* 主体 */
.site-main {
  min-height: 60vh;
}

.home-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

.inner-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

/* 页脚 */
.site-footer {
  background-color: #1e3a5f;
  color: #c8d4e2;
  margin-top: 40px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-title {
  font-size: 16px;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-link {
  color: #aebfcf;
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  padding: 18px 24px;
}

.copyright {
  font-size: 13px;
  color: #8fa3b8;
}

/* ==========================================================
   Components - 通用组件
   ========================================================== */

/* 面包屑 */
.breadcrumb {
  font-size: 14px;
  color: #7a8ba6;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: #2d6a9f;
}

.breadcrumb a:hover {
  color: #1e3a5f;
}

.breadcrumb-sep {
  color: #b0bfcf;
}

.breadcrumb-current {
  color: #7a8ba6;
}

/* 页面标题区 */
.page-header {
  margin-bottom: 12px;
}

.page-title {
  font-size: 32px;
  color: #1e3a5f;
  line-height: 1.3;
}

.page-title-area {
  background-color: #eef2f6;
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 32px;
}

.page-intro,
.page-subtitle,
.page-lead {
  font-size: 15px;
  color: #4a5a6e;
  max-width: 780px;
}

/* 按钮 */
.btn-primary,
.btn-secondary,
.btn-outline,
.error-btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.btn-primary {
  background-color: #e67e22;
  color: #ffffff;
}

.btn-primary:hover {
  background-color: #d16e12;
  color: #ffffff;
}

.btn-secondary {
  background-color: transparent;
  color: #1e3a5f;
  border: 1px solid #1e3a5f;
}

.btn-secondary:hover {
  background-color: #1e3a5f;
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  color: #2d6a9f;
  border: 1px solid #2d6a9f;
}

.btn-outline:hover {
  background-color: #2d6a9f;
  color: #ffffff;
}

/* 区块标题 */
.section-header {
  margin-bottom: 32px;
}

.section-title {
  font-size: 26px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.section-desc {
  font-size: 15px;
  color: #4a5a6e;
  max-width: 720px;
}

/* 相关链接（底部导航条） */
.related-links {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid #e8ecf1;
}

.related-links-label {
  font-size: 14px;
  color: #7a8ba6;
  font-weight: 600;
}

.related-links-item {
  font-size: 14px;
  color: #2d6a9f;
  padding: 6px 12px;
  background-color: #eef2f6;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.related-links-item:hover {
  background-color: #dde6ee;
  color: #1e3a5f;
}

/* 提示框 */
.service-tip {
  background-color: #fdf3e7;
  border: 1px solid #f0d9b8;
  border-radius: 8px;
  padding: 24px 28px;
  margin: 40px 0;
}

.service-tip h3 {
  color: #b05e10;
  font-size: 18px;
  margin-bottom: 8px;
}

.service-tip p {
  font-size: 14px;
  color: #6b4a2a;
  margin-bottom: 8px;
}

.tip-link {
  display: inline-block;
  margin-top: 8px;
  font-weight: 600;
  color: #b05e10;
}

/* 相关卡片网格 */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.related-card {
  display: block;
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.related-card:hover {
  border-color: #2d6a9f;
  box-shadow: 0 4px 16px rgba(30, 58, 95, 0.08);
}

.related-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.related-text,
.related-desc {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* ==========================================================
   Pages - 首页
   ========================================================== */

/* 首屏 hero */
.hero-section {
  padding: 48px 0 40px;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  font-size: 34px;
  color: #1e3a5f;
  line-height: 1.3;
  margin-bottom: 16px;
}

.hero-desc {
  font-size: 16px;
  color: #4a5a6e;
  margin-bottom: 20px;
  max-width: 540px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.tag-item {
  background-color: #eef2f6;
  color: #1e3a5f;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 20px;
  font-weight: 500;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-figure {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(30, 58, 95, 0.1);
}

.hero-figure img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

/* 研究方向概览 */
.direction-section {
  padding: 48px 0;
}

.direction-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.direction-card {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}

.direction-card:hover {
  box-shadow: 0 6px 20px rgba(30, 58, 95, 0.08);
}

.direction-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.direction-card .card-title {
  font-size: 18px;
  color: #1e3a5f;
  padding: 20px 20px 4px;
}

.direction-card .card-text {
  font-size: 14px;
  color: #4a5a6e;
  padding: 0 20px 8px;
  line-height: 1.6;
}

.direction-card .card-scene {
  font-size: 13px;
  color: #7a8ba6;
  padding: 0 20px 12px;
}

.direction-card .card-link {
  display: block;
  padding: 12px 20px;
  border-top: 1px solid #eef2f6;
  font-size: 14px;
  font-weight: 600;
  color: #2d6a9f;
}

.direction-card .card-link:hover {
  background-color: #f0f4f8;
  color: #1e3a5f;
}

/* 项目进展与流程 */
.process-section {
  padding: 48px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.process-intro .section-title {
  margin-bottom: 12px;
}

.process-intro .section-desc {
  margin-bottom: 16px;
}

.process-detail {
  font-size: 15px;
  color: #4a5a6e;
  margin-bottom: 16px;
}

.text-link {
  font-weight: 600;
  color: #2d6a9f;
}

.text-link:hover {
  color: #1e3a5f;
}

.timeline-wrap {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 32px;
}

.timeline-list {
  position: relative;
}

.timeline-item {
  display: flex;
  gap: 16px;
  padding-bottom: 28px;
  position: relative;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 0;
  width: 2px;
  background-color: #e8ecf1;
}

.timeline-item:last-child::before {
  display: none;
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #1e3a5f;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.step-content {
  padding-top: 4px;
}

.step-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 4px;
}

.step-text {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 成果目录预览 */
.results-preview {
  padding: 48px 0;
}

.results-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.result-item {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  transition: border-color 0.2s ease;
}

.result-item:hover {
  border-color: #2d6a9f;
}

.result-title {
  font-size: 17px;
  color: #1e3a5f;
  margin-bottom: 6px;
}

.result-summary {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

.result-tag {
  display: inline-block;
  background-color: #eef2f6;
  color: #1e3a5f;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 4px;
  margin-top: 8px;
}

.result-link {
  font-weight: 600;
  white-space: nowrap;
}

.results-more {
  text-align: center;
}

/* 合作流程预览 */
.cooperation-section {
  padding: 48px 0;
}

.cooperation-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.coop-step {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}

.coop-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #eef2f6;
  color: #1e3a5f;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
}

.coop-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 6px;
}

.coop-text {
  font-size: 13px;
  color: #4a5a6e;
  line-height: 1.6;
  margin-bottom: 12px;
}

.coop-link {
  font-size: 14px;
  font-weight: 600;
}

/* 常见问题 */
.faq-section {
  padding: 48px 0;
}

.faq-list {
  max-width: 800px;
}

.faq-item {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-question {
  padding: 18px 24px;
  font-size: 16px;
  font-weight: 600;
  color: #1e3a5f;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 48px;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '+';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: #2d6a9f;
  font-weight: 400;
}

.faq-item[open] .faq-question::after {
  content: '-';
}

.faq-answer {
  padding: 0 24px 18px;
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.7;
}

/* 底部引导 */
.cta-section {
  background-color: #1e3a5f;
  border-radius: 8px;
  padding: 48px;
  text-align: center;
  margin-top: 24px;
}

.cta-title {
  font-size: 24px;
  color: #ffffff;
  margin-bottom: 12px;
}

.cta-text {
  font-size: 15px;
  color: #c8d4e2;
  margin-bottom: 24px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-section .btn-primary {
  background-color: #e67e22;
  color: #ffffff;
}

.cta-section .btn-secondary {
  border-color: #ffffff;
  color: #ffffff;
}

.cta-section .btn-secondary:hover {
  background-color: #ffffff;
  color: #1e3a5f;
}

/* ==========================================================
   Pages - 内页通用
   ========================================================== */

/* 侧栏布局 */
.page-layout {
  display: grid;
  gap: 32px;
}

.sidebar-left {
  grid-template-columns: 260px 1fr;
}

.sidebar-left .page-content,
.sidebar-left .main-content {
  min-width: 0;
}

/* 侧栏 */
.page-sidebar,
.aside-bar,
.sidebar-area {
  min-width: 0;
}

.sidebar-nav {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.sidebar-title,
.aside-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #eef2f6;
}

.sidebar-list li,
.sidebar-nav li,
.aside-list li {
  margin-bottom: 4px;
}

.sidebar-link,
.aside-list a {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: #4a5a6e;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.sidebar-link:hover,
.aside-list a:hover {
  background-color: #f0f4f8;
  color: #1e3a5f;
}

/* 侧栏块 */
.sidebar-block {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 20px;
}

.sidebar-item {
  margin-bottom: 4px;
}

.sidebar-item .sidebar-link {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: #4a5a6e;
}

.sidebar-item .sidebar-link:hover {
  background-color: #f0f4f8;
  color: #1e3a5f;
}

/* 内容区块 */
.content-section {
  margin-bottom: 40px;
}

.content-section .section-title {
  margin-bottom: 16px;
}

.section-body {
  font-size: 15px;
  color: #4a5a6e;
}

.section-text {
  margin-bottom: 16px;
  line-height: 1.7;
}

.section-figure {
  margin: 20px 0;
  border-radius: 8px;
  overflow: hidden;
}

.section-figure img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.figure-caption {
  font-size: 13px;
  color: #7a8ba6;
  padding: 12px 16px;
  background-color: #f5f7fa;
  text-align: center;
}

/* 方法列表 */
.method-list {
  counter-reset: method-counter;
}

.method-item {
  counter-increment: method-counter;
  padding: 12px 0;
  border-bottom: 1px solid #eef2f6;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

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

.method-item::before {
  content: counter(method-counter);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: #1e3a5f;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.method-text {
  font-size: 14px;
  line-height: 1.6;
}

/* 数据表格 */
.table-wrap {
  overflow-x: auto;
  margin: 16px 0;
}

.data-table,
.source-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td,
.source-table th,
.source-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid #eef2f6;
}

.data-table th,
.source-table th {
  background-color: #f0f4f8;
  color: #1e3a5f;
  font-weight: 600;
}

.data-table tr:last-child td,
.source-table tr:last-child td {
  border-bottom: none;
}

/* 协作卡片 */
.collab-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.collab-card {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.collab-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.collab-text {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 相关区块 */
.related-section {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid #e8ecf1;
}

.related-section .section-title {
  margin-bottom: 20px;
}

/* ==========================================================
   Pages - services 研究方向
   ========================================================== */

.services-intro {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 32px;
  margin-bottom: 32px;
}

.intro-text h2 {
  font-size: 22px;
  color: #1e3a5f;
  margin-bottom: 12px;
}

.intro-text p {
  font-size: 15px;
  color: #4a5a6e;
  margin-bottom: 12px;
  line-height: 1.7;
}

.intro-text p:last-child {
  margin-bottom: 0;
}

/* 服务模块交替布局 */
.service-module {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 48px;
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 32px;
}

.service-module:nth-child(even) {
  grid-template-columns: 1fr 1fr;
}

.service-media {
  border-radius: 8px;
  overflow: hidden;
}

.service-media img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.service-content h2 {
  font-size: 22px;
  color: #1e3a5f;
  margin-bottom: 12px;
}

.service-content p {
  font-size: 14px;
  color: #4a5a6e;
  margin-bottom: 12px;
  line-height: 1.7;
}

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

/* ==========================================================
   Pages - projects 项目进展
   ========================================================== */

.page-heading {
  margin-bottom: 32px;
}

.project-type-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 16px;
}

.project-type-card {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.project-type-card .card-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.project-type-card .card-text {
  font-size: 14px;
  color: #4a5a6e;
  margin-bottom: 12px;
  line-height: 1.6;
}

.card-meta {
  font-size: 13px;
  color: #7a8ba6;
  margin-bottom: 4px;
}

/* 执行流程时间线 */
.timeline-steps {
  position: relative;
  margin-top: 24px;
}

.timeline-item {
  display: flex;
  gap: 20px;
  padding-bottom: 32px;
  position: relative;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-marker {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: #1e3a5f;
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 2px #1e3a5f;
  flex-shrink: 0;
  margin-top: 6px;
  position: relative;
  z-index: 1;
}

.timeline-steps .timeline-item::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 22px;
  bottom: 0;
  width: 2px;
  background-color: #dde6ee;
}

.timeline-steps .timeline-item:last-child::before {
  display: none;
}

.timeline-body {
  padding-top: 0;
}

.timeline-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 4px;
}

.timeline-text {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 交付物 */
.deliverable-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 16px;
}

.deliverable-item {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.deliverable-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.deliverable-text {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 周期说明 */
.cycle-info {
  margin-top: 16px;
}

.cycle-row {
  display: flex;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid #eef2f6;
}

.cycle-row:last-child {
  border-bottom: none;
}

.cycle-label {
  font-weight: 600;
  color: #1e3a5f;
  min-width: 120px;
  font-size: 14px;
}

.cycle-value {
  font-size: 14px;
  color: #4a5a6e;
}

.cycle-note {
  font-size: 14px;
  color: #7a8ba6;
  margin-top: 16px;
}

/* CTA 区块 */
.cta-block {
  background-color: #eef2f6;
  border-radius: 8px;
  padding: 32px;
  text-align: center;
}

.cta-block .section-desc {
  margin: 0 auto 20px;
}

.cta-block .cta-actions {
  justify-content: center;
}

/* 内联图片 */
.content-media-inline {
  margin-top: 32px;
}

.content-media-inline img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: 8px;
}

.content-media-inline figcaption {
  font-size: 13px;
  color: #7a8ba6;
  padding: 12px 0;
  text-align: center;
}

/* ==========================================================
   Pages - results 成果目录
   ========================================================== */

.layout-shell {
  display: grid;
  gap: 32px;
}

.sidebar-right {
  grid-template-columns: 1fr 280px;
}

.sidebar-right .main-content {
  min-width: 0;
}

/* 报告列表 */
.report-list-section {
  margin-bottom: 40px;
}

.report-item {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 16px;
}

.report-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
}

.report-title {
  font-size: 17px;
  color: #1e3a5f;
}

.report-tag {
  background-color: #eef2f6;
  color: #1e3a5f;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 4px;
  white-space: nowrap;
}

.report-summary {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
  margin-bottom: 12px;
}

.report-meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: #7a8ba6;
}

/* 分类卡片 */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.category-card {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
}

.category-name {
  font-size: 15px;
  color: #1e3a5f;
  margin-bottom: 6px;
}

.category-desc {
  font-size: 13px;
  color: #4a5a6e;
  line-height: 1.5;
}

/* 侧栏图片 */
.sidebar-figure {
  margin-top: 20px;
  border-radius: 8px;
  overflow: hidden;
}

.sidebar-figure img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.sidebar-figure figcaption {
  font-size: 12px;
  color: #7a8ba6;
  padding: 10px 12px;
  background-color: #f5f7fa;
  text-align: center;
}

/* ==========================================================
   Pages - resources 公开资料
   ========================================================== */

.full-width-layout {
  max-width: 1000px;
}

.section-block {
  margin-bottom: 48px;
}

.section-heading {
  margin-bottom: 20px;
}

.section-heading .section-title {
  margin-bottom: 8px;
}

.source-table-wrap {
  overflow-x: auto;
  margin-bottom: 20px;
}

.section-figure {
  margin-top: 20px;
}

.figure-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  border-radius: 8px;
}

/* 步骤列表 */
.steps-list-vertical {
  counter-reset: step-counter;
}

.steps-list-vertical .step-item {
  counter-increment: step-counter;
  display: flex;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid #eef2f6;
}

.steps-list-vertical .step-item:last-child {
  border-bottom: none;
}

.step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #1e3a5f;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.step-content .step-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 4px;
}

.step-desc {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 质量控制 */
.quality-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.quality-card {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.quality-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.quality-desc {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 更新周期 */
.update-content {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.update-text {
  font-size: 15px;
  color: #4a5a6e;
  line-height: 1.7;
  margin-bottom: 12px;
}

.update-text:last-child {
  margin-bottom: 0;
}

/* 相关链接卡片 */
.related-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* ==========================================================
   Pages - contact 合作交流
   ========================================================== */

.aside-inner {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.aside-contact-note {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #eef2f6;
}

.aside-subtitle {
  font-size: 14px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.aside-text {
  font-size: 13px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 合作流程步骤 */
.step-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 16px;
}

.step-list .step-item {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}

.step-list .step-num {
  margin: 0 auto 12px;
}

.step-list .step-content .step-title {
  font-size: 15px;
  color: #1e3a5f;
  margin-bottom: 6px;
}

.step-list .step-content .step-text {
  font-size: 13px;
  color: #4a5a6e;
  line-height: 1.6;
}

/* 反馈方式 */
.feedback-methods {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.method-item {
  background-color: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 8px;
  padding: 24px;
}

.method-title {
  font-size: 15px;
  color: #1e3a5f;
  margin-bottom: 8px;
}

.method-text {
  font-size: 14px;
  color: #4a5a6e;
  line-height: 1.6;
}

.contact-image-wrap {
  margin-top: 24px;
}

.contact-figure {
  border-radius: 8px;
  overflow: hidden;
}

.contact-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

/* 相关推荐 */
.related-title {
  font-size: 16px;
  color: #1e3a5f;
  margin-bottom: 16px;
}

.related-list li {
  margin-bottom: 8px;
}

.related-list a {
  font-size: 14px;
  color: #2d6a9f;
}

.related-list a:hover {
  color: #1e3a5f;
}

/* ==========================================================
   Pages - 404
   ========================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 60px 24px;
}

.error-section {
  text-align: center;
  max-width: 560px;
}

.error-title {
  font-size: 48px;
  color: #1e3a5f;
  margin-bottom: 16px;
}

.error-text {
  font-size: 16px;
  color: #4a5a6e;
  margin-bottom: 12px;
}

.error-btn {
  margin-top: 24px;
  background-color: #1e3a5f;
  color: #ffffff;
}

.error-btn:hover {
  background-color: #2d6a9f;
  color: #ffffff;
}

/* ==========================================================
   Responsive - 响应式
   ========================================================== */

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

  .cooperation-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-type-list,
  .deliverable-grid,
  .quality-grid,
  .feedback-methods {
    grid-template-columns: repeat(2, 1fr);
  }

  .step-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-module {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .service-module:nth-child(even) {
    grid-template-columns: 1fr;
  }

  .process-section {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 60px;
    padding: 0 16px;
  }

  .brand-name {
    font-size: 18px;
  }

  .brand-slogan {
    font-size: 11px;
  }

  .main-nav .nav-list {
    gap: 2px;
  }

  .main-nav .nav-link {
    padding: 6px 10px;
    font-size: 13px;
  }

  .home-main,
  .inner-main {
    padding: 0 16px 40px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 16px 24px;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero-title {
    font-size: 26px;
  }

  .hero-figure img {
    height: 220px;
  }

  .direction-grid {
    grid-template-columns: 1fr;
  }

  .direction-card img {
    height: 200px;
  }

  .cooperation-steps {
    grid-template-columns: 1fr;
  }

  .process-section {
    grid-template-columns: 1fr;
  }

  .result-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .sidebar-left,
  .sidebar-right {
    grid-template-columns: 1fr;
  }

  .sidebar-left .page-content,
  .sidebar-left .main-content,
  .sidebar-right .main-content {
    order: -1;
  }

  .page-sidebar,
  .aside-bar,
  .sidebar-area {
    order: 2;
  }

  .page-title {
    font-size: 26px;
  }

  .page-title-area {
    padding: 16px;
  }

  .collab-grid,
  .related-grid,
  .related-cards {
    grid-template-columns: 1fr;
  }

  .project-type-list,
  .deliverable-grid,
  .quality-grid,
  .feedback-methods {
    grid-template-columns: 1fr;
  }

  .step-list {
    grid-template-columns: 1fr;
  }

  .category-grid {
    grid-template-columns: 1fr;
  }

  .service-module {
    padding: 20px;
  }

  .service-media img {
    height: 200px;
  }

  .cta-section {
    padding: 32px 20px;
  }

  .cta-title {
    font-size: 20px;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary,
  .btn-outline {
    width: 100%;
    max-width: 320px;
  }

  .related-links {
    padding: 16px;
    gap: 10px;
  }

  .related-links-label {
    width: 100%;
  }

  .error-title {
    font-size: 36px;
  }
}

@media (max-width: 480px) {
  .brand-slogan {
    display: none;
  }

  .main-nav .nav-link {
    padding: 6px 8px;
    font-size: 12px;
  }

  .section-title {
    font-size: 22px;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-tags {
    gap: 6px;
  }

  .tag-item {
    font-size: 12px;
    padding: 4px 10px;
  }

  .timeline-wrap {
    padding: 20px;
  }

  .result-item {
    padding: 16px;
  }

  .coop-step {
    padding: 20px;
  }

  .faq-question {
    padding: 16px 40px 16px 16px;
    font-size: 15px;
  }

  .faq-answer {
    padding: 0 16px 16px;
  }

  .report-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .report-meta {
    gap: 10px;
    flex-direction: column;
  }

  .cycle-row {
    flex-direction: column;
    gap: 4px;
  }

  .method-item {
    gap: 12px;
  }

  .method-item::before {
    width: 24px;
    height: 24px;
    font-size: 12px;
  }
}