/* ============================================================
   吃瓜每日 - 整站样式表
   设计方向：政府信息风 / 标准化栏目 / 稳重配色 / 高信息密度
   ============================================================ */

/* ------------------------------------------------------------
   Base - 基础变量、重置、字体与通用元素
   ------------------------------------------------------------ */
:root {
  --color-primary: #1f4e79;
  --color-primary-dark: #173a5c;
  --color-bg: #f2f4f7;
  --color-white: #ffffff;
  --color-accent: #c0392b;
  --color-border: #d5dbe0;
  --color-text: #2c3e50;
  --color-text-light: #5d6d7e;
  --color-heading: #1f4e79;

  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-size-body: 15px;
  --font-size-small: 14px;
  --line-height-body: 1.75;

  --container-width: 1200px;
  --content-width: 840px;
  --sidebar-width: 300px;
  --gap-main: 28px;

  --radius-card: 6px;
  --radius-small: 4px;

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent);
}

ul,
ol {
  list-style: none;
}

table {
  border-collapse: collapse;
  width: 100%;
}

h1,
h2,
h3,
h4 {
  color: var(--color-heading);
  font-weight: 700;
  line-height: 1.4;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ------------------------------------------------------------
   Layout - 页面骨架、双栏布局与页头页脚
   ------------------------------------------------------------ */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--sidebar-width);
  gap: var(--gap-main);
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 28px 24px 48px;
  align-items: start;
}

.page-layout .site-main,
.page-layout .inner-main {
  min-width: 0;
}

.page-layout .sidebar,
.page-layout .page-sidebar {
  min-width: 0;
}

/* 首页布局 */
.page-layout.home-layout {
  grid-template-columns: minmax(0, 1fr) var(--sidebar-width);
}

/* 内页布局 - 主内容在前，侧栏在后 */
.page-layout.layout-shell {
  grid-template-columns: minmax(0, 1fr) var(--sidebar-width);
}

/* 内页操作流程、订单查询、问题处理使用 container 包裹 */
.page-layout.container {
  grid-template-columns: minmax(0, 1fr) var(--sidebar-width);
}

/* 内页公共样式 */
.inner-main {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 36px 36px;
}

/* 面包屑 */
.breadcrumb {
  font-size: var(--font-size-small);
  color: var(--color-text-light);
  margin-bottom: 20px;
  line-height: 1.5;
}

.breadcrumb a {
  color: var(--color-primary);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb-sep {
  margin: 0 8px;
  color: var(--color-border);
}

.breadcrumb-current {
  color: var(--color-text-light);
}

/* 面包屑条（service-network 页顶部） */
.breadcrumb-bar {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb-inner {
  padding-top: 12px;
  padding-bottom: 12px;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  font-size: var(--font-size-small);
  color: var(--color-text-light);
  line-height: 1.5;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin: 0 8px;
  color: var(--color-border);
}

.breadcrumb-item a {
  color: var(--color-primary);
}

.breadcrumb-item a:hover {
  color: var(--color-accent);
}

/* 页面标题区 */
.page-header {
  margin-bottom: 12px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-primary);
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-heading);
  line-height: 1.35;
}

.page-title-block {
  margin-bottom: 28px;
  padding: 16px 0 20px;
  border-bottom: 1px solid var(--color-border);
}

.page-lead,
.page-intro {
  font-size: var(--font-size-body);
  color: var(--color-text);
  line-height: var(--line-height-body);
  max-width: 760px;
}

/* 页面标题区（issue-handling 使用 section.page-heading） */
.page-heading {
  margin-bottom: 28px;
  padding: 16px 0 20px;
  border-bottom: 1px solid var(--color-border);
}

/* ------------------------------------------------------------
   Header - 顶部栏、品牌区与主导航
   ------------------------------------------------------------ */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

/* 顶部实用栏 */
.header-topbar {
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 13px;
  line-height: 1.5;
}

.header-topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 6px;
  padding-bottom: 6px;
  min-height: 32px;
}

.header-slogan {
  font-size: 13px;
  opacity: 0.95;
}

.header-note {
  font-size: 13px;
  opacity: 0.95;
}

/* 品牌区 */
.header-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  padding-bottom: 16px;
  gap: 24px;
}

.brand-block {
  flex-shrink: 0;
}

.brand-link {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
}

.brand-name {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.brand-tag {
  font-size: 13px;
  color: var(--color-text-light);
  padding-left: 10px;
  border-left: 1px solid var(--color-border);
  line-height: 1.4;
  align-self: center;
}

/* 主导航 */
.main-nav {
  flex-shrink: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  color: var(--color-text);
  border-radius: var(--radius-small);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

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

.nav-link.is-current {
  color: var(--color-primary);
  font-weight: 700;
  background-color: var(--color-bg);
}

.nav-link.is-current::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 2px;
  background: var(--color-accent);
}

/* 移动导航按钮（默认隐藏） */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  padding: 8px 10px;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  width: 44px;
  height: 44px;
  justify-content: center;
  align-items: center;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ------------------------------------------------------------
   Components - 通用组件：按钮、模块头、卡片、表格、FAQ、侧栏
   ------------------------------------------------------------ */
/* 按钮 */
.btn {
  display: inline-block;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-small);
  text-align: center;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

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

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

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

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

/* 模块头 */
.module-header {
  margin-bottom: 24px;
}

.module-header h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 8px;
  position: relative;
  padding-left: 14px;
}

.module-header h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--color-accent);
  border-radius: 2px;
}

.module-desc {
  font-size: var(--font-size-body);
  color: var(--color-text-light);
  line-height: var(--line-height-body);
  margin-top: 8px;
}

/* 模块链接 */
.module-link {
  margin-top: 20px;
  text-align: right;
}

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

.module-link a::after {
  content: " →";
}

/* 内容区块标题 */
.section-heading {
  margin-bottom: 16px;
}

.section-heading .section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-heading);
  position: relative;
  padding-left: 12px;
  margin-bottom: 8px;
}

.section-heading .section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}

.section-intro {
  font-size: var(--font-size-body);
  color: var(--color-text);
  line-height: var(--line-height-body);
  margin-bottom: 20px;
}

.content-section h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 12px;
}

.content-section > p {
  font-size: var(--font-size-body);
  color: var(--color-text);
  line-height: var(--line-height-body);
  margin-bottom: 20px;
}

/* 表格 */
.matrix-table,
.data-table,
.status-table,
.check-table {
  width: 100%;
  border: 1px solid var(--color-border);
  font-size: var(--font-size-small);
  line-height: 1.6;
}

.matrix-table thead th,
.data-table thead th,
.status-table thead th,
.check-table thead th {
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
  padding: 10px 14px;
  text-align: left;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.matrix-table thead th:last-child,
.data-table thead th:last-child,
.status-table thead th:last-child,
.check-table thead th:last-child {
  border-right: none;
}

.matrix-table tbody td,
.data-table tbody td,
.status-table tbody td,
.check-table tbody td {
  padding: 10px 14px;
  border-top: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  vertical-align: top;
}

.matrix-table tbody td:last-child,
.data-table tbody td:last-child,
.status-table tbody td:last-child,
.check-table tbody td:last-child {
  border-right: none;
}

.matrix-table tbody tr:nth-child(even),
.data-table tbody tr:nth-child(even),
.status-table tbody tr:nth-child(even),
.check-table tbody tr:nth-child(even) {
  background: var(--color-bg);
}

.matrix-table tbody tr:hover,
.data-table tbody tr:hover,
.status-table tbody tr:hover,
.check-table tbody tr:hover {
  background: #e8ecf1;
}

/* 图片容器 */
.content-figure {
  margin: 0 0 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-bg);
}

.content-figure img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.content-figure figcaption {
  padding: 8px 14px;
  font-size: 13px;
  color: var(--color-text-light);
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  line-height: 1.5;
}

/* FAQ */
.faq-list {
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
  min-height: 48px;
}

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

.faq-item summary::after {
  content: "+";
  font-size: 20px;
  font-weight: 400;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item[open] summary {
  color: var(--color-primary);
  background: var(--color-bg);
}

.faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
}

.faq-item summary:hover {
  background: var(--color-bg);
}

.faq-content {
  padding: 0 16px 14px;
  font-size: var(--font-size-body);
  color: var(--color-text);
  line-height: var(--line-height-body);
}

.faq-content p {
  margin-bottom: 8px;
}

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

/* 侧栏 */
.sidebar,
.page-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-module,
.sidebar-block,
.sidebar-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
}

.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-heading);
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--color-primary);
}

.sidebar-links,
.sidebar-list,
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-links li a,
.sidebar-list li a,
.sidebar-nav li a {
  display: block;
  padding: 8px 10px;
  font-size: var(--font-size-small);
  color: var(--color-text);
  border-radius: var(--radius-small);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  line-height: 1.5;
}

.sidebar-links li a:hover,
.sidebar-list li a:hover,
.sidebar-nav li a:hover {
  background: var(--color-bg);
  color: var(--color-primary);
}

.sidebar-text {
  font-size: var(--font-size-small);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* 相关链接 */
.related-links {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.related-links-label {
  font-size: var(--font-size-small);
  font-weight: 600;
  color: var(--color-text-light);
  margin-right: 8px;
}

.related-links-item {
  display: inline-block;
  padding: 6px 14px;
  font-size: var(--font-size-small);
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.related-links-item:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ------------------------------------------------------------
   Home - 首页特有模块
   ------------------------------------------------------------ */
.home-main {
  min-width: 0;
}

/* 首屏概览 */
.hero-overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 36px;
  margin-bottom: 28px;
}

.hero-text {
  min-width: 0;
}

.hero-overview h1 {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-heading);
  line-height: 1.35;
  margin-bottom: 14px;
}

.hero-lead {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

.hero-capabilities {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.capability-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  background: var(--color-bg);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-small);
}

.capability-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 72px;
  padding-top: 1px;
}

.capability-desc {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-visual {
  min-width: 0;
}

.hero-figure {
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-bg);
}

.hero-figure img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  display: block;
}

.hero-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  line-height: 1.5;
}

/* 核心服务矩阵 */
.service-matrix {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px;
  margin-bottom: 28px;
}

.matrix-figure {
  margin-bottom: 20px;
}

.matrix-figure .content-figure img {
  height: 200px;
}

.matrix-table-wrap {
  overflow-x: auto;
}

/* 服务网络摘要 */
.network-summary {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px;
  margin-bottom: 28px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.summary-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.summary-card:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.summary-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.summary-card p {
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
}

/* 合作流程预览 */
.process-preview {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px;
  margin-bottom: 28px;
}

.process-preview .process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.process-preview .process-step {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  position: relative;
  transition: box-shadow var(--transition-base);
}

.process-preview .process-step:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.process-preview .step-num {
  display: inline-block;
  width: 32px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 12px;
}

.process-preview .process-step h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.process-preview .process-step p {
  font-size: 13px;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 6px;
}

.process-preview .process-step p:last-child {
  margin-bottom: 0;
}

/* 常见问题摘要 */
.faq-summary {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px;
  margin-bottom: 28px;
}

/* ------------------------------------------------------------
   Inner Pages - 内页业务模块
   ------------------------------------------------------------ */

/* ---- 服务网络页 ---- */
.region-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
}

.region-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  transition: box-shadow var(--transition-base);
}

.region-card:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.region-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.region-detail {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.detail-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  font-size: var(--font-size-small);
  line-height: 1.6;
}

.detail-label {
  color: var(--color-text-light);
  font-weight: 600;
  padding-left: 10px;
  border-left: 2px solid var(--color-primary);
}

.detail-value {
  color: var(--color-text);
}

.pickup-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.pickup-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  transition: box-shadow var(--transition-base);
}

.pickup-card:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.pickup-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.pickup-desc {
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 10px;
}

.pickup-note {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
  padding: 8px 12px;
  background: var(--color-white);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-small);
}

/* ---- 运输方式页 ---- */
.main-content {
  min-width: 0;
}

.table-wrap {
  overflow-x: auto;
  margin-bottom: 24px;
}

.transport-figure {
  margin: 0 0 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-bg);
}

.transport-figure img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}

.transport-figure figcaption {
  padding: 8px 14px;
  font-size: 13px;
  color: var(--color-text-light);
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  line-height: 1.5;
}

.note-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.note-item {
  background: var(--color-bg);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-small);
  padding: 14px 16px;
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
  transition: background-color var(--transition-fast);
}

.note-item:hover {
  background: #e8ecf1;
}

.section-link {
  margin-top: 16px;
}

.section-link a {
  display: inline-block;
  padding: 10px 24px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-small);
  font-weight: 600;
  font-size: 14px;
  transition: background-color var(--transition-fast);
}

.section-link a:hover {
  background: var(--color-primary-dark);
  color: var(--color-white);
}

/* ---- 操作流程页 ---- */
.process-section {
  margin-bottom: 32px;
}

.process-section .process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.process-section .process-step {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  text-align: center;
  transition: box-shadow var(--transition-base);
}

.process-section .process-step:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.process-section .step-number {
  display: inline-block;
  width: 36px;
  height: 36px;
  line-height: 36px;
  text-align: center;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 12px;
}

.process-section .process-step h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.process-section .process-step p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.process-detail-section {
  margin-bottom: 32px;
}

.process-detail-section > h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-primary);
}

.process-article {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  margin-bottom: 16px;
  scroll-margin-top: 120px;
}

.process-article h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.process-article p {
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.process-article p:last-child {
  margin-bottom: 0;
}

.check-section {
  margin-bottom: 32px;
}

.check-section > h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 12px;
}

.check-table-wrapper {
  overflow-x: auto;
  margin-top: 16px;
}

.media-section {
  margin-bottom: 32px;
}

.media-section .content-figure img {
  height: 260px;
}

.cooperation-note {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  margin-bottom: 28px;
}

.cooperation-note h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.cooperation-note p {
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.cooperation-note p:last-child {
  margin-bottom: 0;
}

/* ---- 订单查询页 ---- */
.page-hero-image {
  margin: 0 0 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-bg);
}

.page-hero-image img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.page-hero-image figcaption {
  padding: 8px 14px;
  font-size: 13px;
  color: var(--color-text-light);
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  line-height: 1.5;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
  margin-bottom: 24px;
}

.method-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  transition: box-shadow var(--transition-base);
}

.method-card:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.method-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.method-card p {
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.method-card p:last-child {
  margin-bottom: 0;
}

.status-table {
  margin-top: 16px;
  margin-bottom: 24px;
}

/* ---- 问题处理页 ---- */
.content-block {
  margin-bottom: 32px;
}

.content-block > h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-primary);
}

.content-block > p {
  font-size: var(--font-size-body);
  color: var(--color-text);
  line-height: var(--line-height-body);
  margin-bottom: 20px;
}

.exception-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.exception-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  transition: box-shadow var(--transition-base);
}

.exception-item:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.exception-item h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.exception-item p {
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
}

.preparation-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.preparation-list li {
  background: var(--color-bg);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-small);
  padding: 14px 16px;
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
  transition: background-color var(--transition-fast);
}

.preparation-list li:hover {
  background: #e8ecf1;
}

.preparation-list strong {
  color: var(--color-primary);
  font-weight: 700;
  margin-right: 6px;
}

.page-issue-handling .process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.page-issue-handling .process-step {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  text-align: center;
  transition: box-shadow var(--transition-base);
}

.page-issue-handling .process-step:hover {
  box-shadow: 0 4px 12px rgba(31, 78, 121, 0.1);
}

.page-issue-handling .process-step h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.page-issue-handling .process-step p {
  font-size: var(--font-size-small);
  color: var(--color-text);
  line-height: 1.7;
}

.media-block {
  margin-bottom: 28px;
}

.media-block .content-media {
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-bg);
}

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

.media-block .content-media figcaption {
  padding: 8px 14px;
  font-size: 13px;
  color: var(--color-text-light);
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  line-height: 1.5;
}

/* ------------------------------------------------------------
   404 页面
   ------------------------------------------------------------ */
.error-main {
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
}

.error-container {
  width: 100%;
  max-width: 640px;
}

.error-panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 48px 40px;
  text-align: center;
}

.error-title {
  font-size: 72px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 16px;
}

.error-desc {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 12px;
}

.error-link {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 32px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-small);
  font-weight: 600;
  font-size: 15px;
  transition: background-color var(--transition-fast);
}

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

/* ------------------------------------------------------------
   Footer - 页脚
   ------------------------------------------------------------ */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.85);
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 32px;
  padding-top: 40px;
  padding-bottom: 36px;
}

.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-col p {
  font-size: var(--font-size-small);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.75);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-links a {
  display: block;
  padding: 4px 0;
  font-size: var(--font-size-small);
  color: rgba(255, 255, 255, 0.75);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
  padding-left: 4px;
}

.footer-bottom {
  background: rgba(0, 0, 0, 0.15);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  padding-bottom: 14px;
  min-height: 48px;
}

.copyright {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-small);
  font-size: 18px;
  line-height: 1;
  transition: background-color var(--transition-fast);
}

.back-to-top:hover {
  background: #a93226;
  color: var(--color-white);
}

.back-to-top::before {
  content: "↑";
  font-size: 20px;
}

/* ------------------------------------------------------------
   Responsive - 响应式断点
   ------------------------------------------------------------ */

/* 平板：≤1024px */
@media (max-width: 1024px) {
  .page-layout,
  .page-layout.layout-shell,
  .page-layout.container,
  .page-layout.home-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .sidebar,
  .page-sidebar {
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .summary-grid,
  .pickup-grid,
  .method-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-preview .process-steps,
  .process-section .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }

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

/* 手机：≤768px */
@media (max-width: 768px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  /* 顶部栏 */
  .header-topbar-inner {
    flex-direction: column;
    gap: 2px;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .header-slogan,
  .header-note {
    font-size: 12px;
    text-align: center;
  }

  /* 页头 */
  .header-main {
    flex-wrap: wrap;
    padding-top: 12px;
    padding-bottom: 12px;
    gap: 12px;
  }

  .brand-block {
    flex: 1;
  }

  .brand-name {
    font-size: 22px;
  }

  .brand-tag {
    font-size: 12px;
    padding-left: 8px;
  }

  /* 导航按钮显示 */
  .nav-toggle {
    display: flex;
  }

  /* 导航列表默认收起 */
  .nav-list {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: 8px 0 12px;
  }

  .nav-list.is-open {
    display: flex;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    padding: 12px 16px;
    font-size: 15px;
    border-radius: var(--radius-small);
  }

  .nav-link.is-current::after {
    display: none;
  }

  .nav-link.is-current {
    background: var(--color-bg);
    border-left: 3px solid var(--color-accent);
  }

  /* 页面布局 */
  .page-layout,
  .page-layout.layout-shell,
  .page-layout.container,
  .page-layout.home-layout {
    grid-template-columns: minmax(0, 1fr);
    padding: 16px 16px 36px;
    gap: 0;
  }

  .inner-main {
    padding: 20px 16px 24px;
  }

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

  .page-lead,
  .page-intro {
    font-size: 14px;
  }

  /* 侧栏 */
  .sidebar,
  .page-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 24px;
  }

  /* 首页首屏 */
  .hero-overview {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px 20px;
  }

  .hero-overview h1 {
    font-size: 26px;
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-capabilities {
    gap: 10px;
  }

  .capability-item {
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
  }

  .capability-label {
    min-width: 0;
    white-space: normal;
  }

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

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  /* 首页模块 */
  .service-matrix,
  .network-summary,
  .process-preview,
  .faq-summary {
    padding: 24px 16px;
  }

  .module-header h2 {
    font-size: 20px;
  }

  .summary-grid,
  .pickup-grid,
  .method-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .process-preview .process-steps,
  .process-section .process-steps {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .process-preview .process-step,
  .process-section .process-step {
    padding: 16px;
  }

  .process-preview .step-num,
  .process-section .step-number {
    width: 30px;
    height: 30px;
    line-height: 30px;
    font-size: 14px;
  }

  /* 表格横滚 */
  .matrix-table-wrap,
  .table-wrap,
  .check-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .matrix-table,
  .data-table,
  .status-table,
  .check-table {
    min-width: 560px;
  }

  /* 图片高度 */
  .content-figure img,
  .transport-figure img,
  .page-hero-image img,
  .media-block .content-media img {
    height: 180px;
  }

  .media-section .content-figure img {
    height: 180px;
  }

  /* 问题处理 */
  .page-issue-handling .process-steps {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .exception-item,
  .process-article {
    padding: 16px;
  }

  .detail-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .detail-label {
    padding-left: 0;
    border-left: none;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 2px;
  }

  /* FAQ */
  .faq-item summary {
    padding: 12px 14px;
    font-size: 14px;
  }

  .faq-content {
    padding: 0 14px 12px;
    font-size: 14px;
  }

  /* 相关链接 */
  .related-links {
    gap: 8px;
  }

  .related-links-item {
    padding: 6px 12px;
    font-size: 13px;
  }

  /* 页脚 */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 32px;
    padding-bottom: 28px;
  }

  .footer-bottom-inner {
    flex-direction: column;
    gap: 8px;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .back-to-top {
    width: 44px;
    height: 44px;
  }

  /* 404 */
  .error-panel {
    padding: 32px 20px;
  }

  .error-title {
    font-size: 56px;
  }
}

/* 小屏手机：≤390px 细节修正 */
@media (max-width: 390px) {
  .brand-tag {
    display: none;
  }

  .hero-overview {
    padding: 20px 16px;
  }

  .hero-overview h1 {
    font-size: 24px;
  }

  .capability-item {
    padding: 10px 12px;
  }

  .hero-figure img {
    height: 180px;
  }

  .summary-card,
  .pickup-card,
  .method-card,
  .region-card,
  .exception-item,
  .process-article {
    padding: 16px;
  }

  .sidebar-module,
  .sidebar-block,
  .sidebar-card {
    padding: 16px;
  }

  .module-link {
    text-align: left;
  }

  .module-link a {
    font-size: 13px;
  }
}