/* ==========================================================================
   Base
   ========================================================================== */

:root {
  --color-primary: #1f3a5f;
  --color-accent: #2d7ff9;
  --color-bg: #f5f7fa;
  --color-white: #ffffff;
  --color-dark: #102a43;
  --color-text: #334155;
  --color-text-light: #64748b;
  --color-border: #e2e8f0;
  --color-border-dark: #cbd5e1;
  --color-code-bg: #f1f5f9;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", SFMono-Regular, Consolas,
    "Liberation Mono", Menlo, monospace;
  --container-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-card: 0 1px 3px rgba(16, 42, 67, 0.08);
  --shadow-hover: 0 6px 16px rgba(16, 42, 67, 0.12);
  --transition-base: 0.2s ease;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-base);
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  color: var(--color-dark);
  line-height: 1.3;
}

h1 {
  font-size: 32px;
  font-weight: 700;
}

h2 {
  font-size: 24px;
  font-weight: 600;
}

h3 {
  font-size: 18px;
  font-weight: 600;
}

p {
  margin-bottom: 1em;
}

/* ==========================================================================
   Layout
   ========================================================================== */

.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}

.brand-tag {
  font-size: 12px;
  color: var(--color-text-light);
  font-family: var(--font-mono);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
}

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

.site-nav .nav-list a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  color: var(--color-text);
  border-radius: var(--radius-md);
  font-weight: 500;
}

.site-nav .nav-list a:hover {
  color: var(--color-accent);
  background-color: var(--color-bg);
}

.site-nav .nav-list a.is-current {
  color: var(--color-accent);
  background-color: rgba(45, 127, 249, 0.08);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}

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

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

/* 内页布局骨架 */
.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 56px;
  width: 100%;
}

/* ==========================================================================
   Components
   ========================================================================== */

/* ----- 按钮 ----- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color var(--transition-base),
    border-color var(--transition-base), color var(--transition-base),
    box-shadow var(--transition-base);
  min-height: 44px;
}

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

.btn-primary:hover {
  background-color: #1a6ae0;
  color: var(--color-white);
}

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

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(45, 127, 249, 0.05);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-outline:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* ----- 面包屑 ----- */

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--color-text-light);
}

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

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

.breadcrumb-sep {
  color: var(--color-border-dark);
}

.breadcrumb-current {
  color: var(--color-dark);
  font-weight: 500;
}

/* ----- 页面标题区 ----- */

.page-header {
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.page-title {
  margin-bottom: 12px;
}

.page-description {
  font-size: 16px;
  color: var(--color-text);
  max-width: 720px;
  line-height: 1.7;
}

/* ----- 内容区块 ----- */

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

.content-section h2 {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.content-section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.content-section p {
  color: var(--color-text);
}

/* ----- 图片容器 ----- */

figure {
  margin: 0;
}

.hero-figure,
.content-media,
.content-figure,
.media-figure,
.deliverable-figure,
.section-figure {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-color: var(--color-code-bg);
  border: 1px solid var(--color-border);
}

.hero-figure img,
.content-media img,
.content-figure img,
.media-figure img,
.deliverable-figure img,
.section-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
}

/* ----- FAQ 折叠面板 ----- */

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  padding: 16px 20px;
  font-weight: 600;
  color: var(--color-dark);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: background-color var(--transition-base);
}

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

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

.faq-item[open] summary {
  background-color: rgba(45, 127, 249, 0.04);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

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

.faq-answer {
  padding: 0 20px 16px;
  color: var(--color-text);
  font-size: 15px;
}

/* ----- 侧栏 ----- */

.sidebar-left {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
  align-items: start;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 56px;
}

.sidebar-left .page-aside,
.sidebar-left .aside-nav,
.sidebar-left .page-sidebar,
.sidebar-left .sidebar,
.sidebar-left .aside {
  /* 侧栏容器 */
}

.aside-title,
.aside-nav h2,
.page-aside h2,
.page-sidebar h2,
.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}

.aside-title::after,
.aside-nav h2::after,
.page-aside h2::after,
.page-sidebar h2::after,
.sidebar-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 32px;
  height: 2px;
  background-color: var(--color-accent);
}

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

.aside-nav a,
.aside-list a,
.sidebar-list a,
.sidebar-nav a {
  display: block;
  padding: 10px 14px;
  color: var(--color-text);
  font-size: 14px;
  border-radius: var(--radius-sm);
  border-left: 3px solid transparent;
  transition: background-color var(--transition-base),
    border-color var(--transition-base), color var(--transition-base);
}

.aside-nav a:hover,
.aside-list a:hover,
.sidebar-list a:hover,
.sidebar-nav a:hover {
  background-color: var(--color-white);
  color: var(--color-accent);
  border-left-color: var(--color-accent);
}

.aside-nav a.is-current,
.aside-list a.is-current,
.sidebar-list a.is-current,
.sidebar-nav a.is-current {
  background-color: var(--color-white);
  color: var(--color-accent);
  border-left-color: var(--color-accent);
  font-weight: 600;
}

/* 首页侧栏（今日赛事页） */
.aside-inner {
  position: sticky;
  top: 88px;
}

/* 关于页侧栏联系块 */
.sidebar-contact {
  margin-top: 24px;
  padding: 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.sidebar-contact h3 {
  font-size: 15px;
  margin-bottom: 8px;
}

.sidebar-contact p {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.sidebar-contact a {
  font-size: 14px;
  font-weight: 600;
}

/* ----- 表格 ----- */

.table-wrap,
.data-table-wrapper {
  overflow-x: auto;
  margin-bottom: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
}

.service-table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 560px;
}

.service-table thead th,
.data-table thead th {
  background-color: var(--color-primary);
  color: var(--color-white);
  text-align: left;
  padding: 12px 16px;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}

.service-table tbody td,
.data-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  line-height: 1.6;
}

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

.service-table tbody tr:hover,
.data-table tbody tr:hover {
  background-color: rgba(45, 127, 249, 0.04);
}

/* ----- 相关链接 ----- */

.related-links {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 8px 24px 40px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.related-links-label {
  font-size: 14px;
  color: var(--color-text-light);
  font-family: var(--font-mono);
  font-weight: 600;
}

.related-links-item {
  font-size: 14px;
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--transition-base),
    color var(--transition-base);
}

.related-links-item:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ==========================================================================
   Pages
   ========================================================================== */

/* ----- 首页 ----- */

.home-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* 首屏 */
.hero-section {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding: 56px 0 48px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: 36px;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--color-dark);
}

.hero-subtitle {
  font-size: 17px;
  color: var(--color-text);
  margin-bottom: 28px;
  max-width: 520px;
  line-height: 1.7;
}

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

.hero-figure {
  height: 320px;
}

.hero-figure img {
  height: 320px;
}

/* 首页内容主图 */
.content-media-primary {
  margin: 40px 0;
  height: 320px;
}

.content-media-primary img {
  height: 320px;
}

/* 区块通用 */
.section-block {
  padding: 48px 0;
}

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

.section-heading h2 {
  margin-bottom: 10px;
}

.section-heading p {
  color: var(--color-text-light);
  max-width: 640px;
}

/* 服务卡片 */
.service-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: box-shadow var(--transition-base),
    transform var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: var(--color-border-dark);
}

.service-card-icon {
  width: 44px;
  height: 44px;
  background-color: rgba(45, 127, 249, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 20px;
  color: var(--color-accent);
}

.service-card h3 {
  margin-bottom: 10px;
  font-size: 17px;
}

.service-card p {
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 16px;
  line-height: 1.6;
  flex-grow: 1;
}

.card-link {
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.card-link::after {
  content: "→";
  transition: transform var(--transition-base);
}

.card-link:hover::after {
  transform: translateX(4px);
}

/* 流程步骤条 */
.process-overview {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.process-step {
  position: relative;
  padding: 20px;
  background-color: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
}

.process-step h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 13px;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 0;
}

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

/* 动态列表 */
.updates-section {
  background-color: var(--color-white);
}

.update-list {
  border-top: 1px solid var(--color-border);
}

.update-item {
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.update-item time {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-text-light);
  flex-shrink: 0;
}

.update-item a {
  font-size: 15px;
  color: var(--color-dark);
  font-weight: 500;
}

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

/* FAQ 预览 */
.faq-preview-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.faq-preview-list .faq-item {
  margin-bottom: 0;
}

.faq-more {
  text-align: center;
  margin-top: 24px;
}

/* CTA 区 */
.cta-section {
  background-color: var(--color-primary);
  border-radius: var(--radius-lg);
  margin: 48px 0;
  padding: 56px 48px;
}

.cta-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.cta-content h2 {
  color: var(--color-white);
  margin-bottom: 12px;
}

.cta-content p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin-bottom: 24px;
}

.cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

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

.cta-section .btn-primary:hover {
  background-color: var(--color-bg);
}

.cta-section .btn-secondary {
  border-color: rgba(255, 255, 255, 0.6);
  color: var(--color-white);
}

.cta-section .btn-secondary:hover {
  border-color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

/* ----- 服务项目页 (services) ----- */

.page-services .page-content,
.page-today .page-content {
  min-width: 0;
}

.service-module-block,
.service-scenario-block,
.deliverable-block,
.service-tip-block {
  margin-bottom: 48px;
}

.service-module-block h2,
.service-scenario-block h2,
.deliverable-block h2,
.service-tip-block h2 {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.service-module-block h2::after,
.service-scenario-block h2::after,
.deliverable-block h2::after,
.service-tip-block h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.service-module-block p,
.service-scenario-block p,
.deliverable-block p,
.service-tip-block p {
  margin-bottom: 16px;
}

.scenario-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.scenario-list li {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.scenario-list h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.scenario-list p {
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.6;
}

.deliverable-figure {
  height: 240px;
  margin: 16px 0 20px;
}

.deliverable-figure img {
  height: 240px;
}

.service-tip-block {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.service-tip-block ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 16px;
}

.service-tip-block ul li {
  margin-bottom: 8px;
  font-size: 14px;
}

.service-tip-block p a {
  font-weight: 600;
  margin-right: 16px;
}

/* ----- 合作流程页 (process) ----- */

.page-process .main-content {
  min-width: 0;
}

.process-steps {
  /* 覆盖首页的网格为纵向时间线 */
}

.page-process .process-steps {
  display: block;
}

.page-process .process-steps h2 {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.page-process .process-steps h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.page-process .content-media-inline {
  height: 220px;
  margin-bottom: 24px;
}

.page-process .content-media-inline img {
  height: 220px;
}

.page-process .section-desc {
  margin-bottom: 32px;
  color: var(--color-text);
}

.process-node {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  position: relative;
}

.process-node::before {
  content: "";
  position: absolute;
  left: 28px;
  top: 0;
  bottom: -20px;
  width: 2px;
  background-color: var(--color-border);
}

.process-node:last-child::before {
  display: none;
}

.node-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.node-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  padding: 0 10px;
}

.node-header h3 {
  font-size: 17px;
}

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

.node-col {
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 16px;
}

.node-col h4 {
  font-size: 14px;
  color: var(--color-primary);
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-weight: 600;
}

.node-col p {
  font-size: 13px;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.6;
}

/* 反馈机制 */
.feedback-flow {
  margin-top: 48px;
}

.feedback-flow h2 {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.feedback-flow h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.feedback-flow > p {
  margin-bottom: 20px;
}

.feedback-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.feedback-list li {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.feedback-list strong {
  display: block;
  color: var(--color-dark);
  font-size: 15px;
  margin-bottom: 6px;
}

.feedback-list li::before {
  content: "✔";
  color: var(--color-accent);
  margin-right: 8px;
}

.feedback-note {
  background-color: var(--color-code-bg);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 14px;
  border-left: 3px solid var(--color-accent);
}

/* 相关卡片 */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.related-card {
  display: block;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: box-shadow var(--transition-base),
    border-color var(--transition-base);
}

.related-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.related-card h3 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.related-card p {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 0;
  line-height: 1.6;
}

/* ----- 赛事发布页 (publish) ----- */

.page-publish .content-section {
  margin-bottom: 48px;
}

.page-publish .content-section h2 {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.page-publish .content-section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.page-publish .content-section > p {
  margin-bottom: 20px;
}

.step-list {
  counter-reset: step-counter;
  margin-bottom: 24px;
}

.step-item {
  position: relative;
  padding: 20px 20px 20px 64px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
}

.step-item::before {
  counter-increment: step-counter;
  content: counter(step-counter, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 20px;
  width: 36px;
  height: 36px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
}

.step-item h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.step-item p {
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.6;
}

.media-figure {
  height: 220px;
  margin: 20px 0;
}

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

.function-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.function-list li {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.function-list h3 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.function-list p {
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.6;
}

.data-table-wrapper {
  margin-top: 16px;
}

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

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

.type-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.type-card h3 {
  font-size: 15px;
  margin-bottom: 8px;
}

.type-card p {
  font-size: 13px;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.6;
}

.page-publish .content-section > p:last-child a {
  font-weight: 600;
  margin-right: 16px;
}

/* ----- 今日赛事页 (today) ----- */

.page-today .page-content {
  min-width: 0;
}

.content-figure {
  height: 240px;
  margin: 20px 0;
}

.content-figure img {
  height: 240px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 20px 0;
}

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

.category-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent);
}

.category-card h3 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.category-card p {
  font-size: 13px;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.6;
}

.page-today .content-section > p:last-child a {
  font-weight: 600;
}

/* ----- 常见问题页 (faq) ----- */

.page-faq .page-layout {
  /* 使用全局 .sidebar-left 布局 */
}

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

.faq-section h2 {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.faq-section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.content-media-inline {
  height: 200px;
  margin-bottom: 20px;
}

.content-media-inline img {
  height: 200px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-more {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-top: 16px;
}

.faq-more h2 {
  font-size: 18px;
  margin-bottom: 12px;
}

.faq-more p {
  font-size: 14px;
  margin-bottom: 0;
}

.faq-more p a {
  font-weight: 600;
  margin-right: 16px;
}

/* ----- 关于我们页 (about) ----- */

.page-about .main-content {
  min-width: 0;
}

.page-about .content-section {
  margin-bottom: 48px;
}

.page-about .content-section h2 {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  position: relative;
}

.page-about .content-section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 48px;
  height: 2px;
  background-color: var(--color-accent);
}

.page-about .content-section p {
  margin-bottom: 16px;
}

.section-figure {
  height: 220px;
  margin: 20px 0;
}

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

.team-roles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 20px;
}

.role-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.role-card h3 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.role-card p {
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.6;
}

.value-list {
  margin-top: 16px;
}

.value-list li {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 12px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.value-list li::before {
  content: "◆";
  color: var(--color-accent);
  flex-shrink: 0;
  font-size: 12px;
  margin-top: 6px;
}

.value-list li p {
  margin-bottom: 0;
  font-size: 14px;
}

.principle-list {
  margin-top: 16px;
}

.principle-list li {
  padding: 12px 16px;
  border-left: 3px solid var(--color-accent);
  background-color: var(--color-white);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 12px;
  font-size: 14px;
}

/* ----- 404 页 ----- */

.error-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 80px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.error-content {
  text-align: center;
  max-width: 480px;
}

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

.error-content h1 {
  margin-bottom: 12px;
}

.error-desc {
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.error-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-weight: 600;
  min-height: 44px;
}

.error-btn:hover {
  background-color: #1a6ae0;
  color: var(--color-white);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.8);
  margin-top: 48px;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  font-family: var(--font-mono);
  margin-bottom: 12px;
}

.footer-brand-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  margin-bottom: 0;
}

.footer-col h3 {
  font-size: 15px;
  color: var(--color-white);
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.footer-col ul a:hover {
  color: var(--color-white);
}

.footer-contact p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 12px;
  line-height: 1.6;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 14px;
}

.footer-link:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0;
  font-family: var(--font-mono);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .service-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .process-steps .process-step:nth-child(4),
  .process-steps .process-step:nth-child(5) {
    grid-column: span 1;
  }

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

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

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

@media (max-width: 768px) {
  /* 页头 */
  .header-inner {
    height: 56px;
    padding: 0 16px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(16, 42, 67, 0.08);
  }

  .site-nav .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 8px 16px 16px;
    gap: 2px;
  }

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

  .site-nav .nav-list a {
    padding: 12px 16px;
    font-size: 16px;
    border-radius: var(--radius-sm);
  }

  /* 首页 */
  .home-main {
    padding: 0 16px;
  }

  .hero-section {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 0 24px;
  }

  .hero-title {
    font-size: 28px;
  }

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

  .hero-figure {
    height: 200px;
  }

  .hero-figure img {
    height: 200px;
  }

  .content-media-primary {
    height: 200px;
  }

  .content-media-primary img {
    height: 200px;
  }

  .section-block {
    padding: 32px 0;
  }

  .service-card-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

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

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

  .cta-section {
    padding: 32px 20px;
    margin: 32px 0;
  }

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

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

  /* 内页 */
  .inner-main {
    padding: 24px 16px 40px;
  }

  .sidebar-left {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 24px 16px 40px;
  }

  .sidebar-left .page-aside,
  .sidebar-left .aside-nav,
  .sidebar-left .page-sidebar,
  .sidebar-left .sidebar {
    order: 2;
    margin-top: 32px;
  }

  .sidebar-left .page-content,
  .sidebar-left .main-content {
    order: 1;
    min-width: 0;
  }

  .aside-inner {
    position: static;
  }

  .page-header {
    margin-bottom: 24px;
    padding-bottom: 16px;
  }

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

  .page-description {
    font-size: 15px;
  }

  .breadcrumb {
    margin-bottom: 16px;
    font-size: 13px;
  }

  /* 服务页 */
  .scenario-list {
    grid-template-columns: 1fr;
  }

  .deliverable-figure {
    height: 180px;
  }

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

  /* 流程页 */
  .process-node {
    padding: 16px;
  }

  .node-header {
    flex-wrap: wrap;
  }

  .node-body {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

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

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

  /* 发布页 */
  .step-item {
    padding: 16px 16px 16px 56px;
  }

  .step-item::before {
    left: 12px;
    top: 16px;
    width: 32px;
    height: 32px;
    font-size: 13px;
  }

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

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

  .media-figure {
    height: 180px;
  }

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

  /* 今日赛事 */
  .category-grid {
    grid-template-columns: 1fr;
  }

  .content-figure {
    height: 180px;
  }

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

  /* FAQ */
  .content-media-inline {
    height: 160px;
  }

  .content-media-inline img {
    height: 160px;
  }

  .faq-item summary {
    padding: 14px 16px;
    font-size: 15px;
  }

  .faq-answer {
    padding: 0 16px 14px;
  }

  /* 关于 */
  .team-roles {
    grid-template-columns: 1fr;
  }

  .section-figure {
    height: 180px;
  }

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

  .value-list li {
    padding: 14px 16px;
  }

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 16px 24px;
  }

  .footer-bottom {
    padding: 16px 16px;
  }

  .footer-bottom p {
    font-size: 12px;
  }

  /* 404 */
  .error-main {
    padding: 48px 16px;
  }

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

  /* 相关链接 */
  .related-links {
    padding: 8px 16px 32px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .related-links-item {
    padding: 8px 16px;
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }
}

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

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

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

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

  .process-more .btn,
  .faq-more .btn {
    width: 100%;
  }

  .node-body {
    grid-template-columns: 1fr;
  }

  .service-table,
  .data-table {
    min-width: 480px;
  }

  .footer-inner {
    gap: 24px;
  }
}

/* 打印样式 */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle,
  .cta-section,
  .related-links,
  .process-more,
  .faq-more {
    display: none;
  }

  body {
    background-color: var(--color-white);
  }

  .sidebar-left {
    display: block;
  }

  .page-aside,
  .aside-nav,
  .page-sidebar,
  .sidebar {
    display: none;
  }

  .site-main,
  .inner-main,
  .page-content,
  .main-content {
    padding: 0;
    max-width: 100%;
  }
}