/* ==========================================================================
   禁漫天堂 · 全站样式表
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base
   -------------------------------------------------------------------------- */

:root {
  --bg-page: #f7faf9;
  --bg-card: #ffffff;
  --text-main: #1a2e2a;
  --text-soft: #4a635d;
  --brand: #1f7a6b;
  --brand-soft: #4db6a0;
  --border: #dce8e4;
  --tint: #e8f4f0;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow-soft: 0 1px 2px rgba(26, 46, 42, 0.05), 0 6px 18px rgba(26, 46, 42, 0.05);
  --shell-max: 1120px;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg-page);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  font-weight: 400;
}

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.4;
}

p {
  margin: 0;
}

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

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  color: var(--brand-soft);
}

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

figure {
  margin: 0;
}

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

button {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--brand-soft);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   layout · 全站骨架
   -------------------------------------------------------------------------- */

.site-body {
  background: var(--bg-page);
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.7;
}

.site-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: relative;
  z-index: 30;
}

.header-inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: var(--text-main);
}

.brand-name {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--brand);
}

.brand-tagline {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-soft);
}

.site-nav {
  display: flex;
  align-items: center;
}

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

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 10px 12px;
  font-size: 15px;
  color: var(--text-main);
  border-bottom: 2px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--brand);
  border-bottom-color: var(--brand-soft);
}

.nav-link.is-current {
  color: var(--brand);
  border-bottom-color: var(--brand);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-main);
  border-radius: 1px;
}

.site-main {
  display: block;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 24px 56px;
}

.inner-main {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 24px 56px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 18px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-soft);
}

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

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--brand);
}

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

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

.page-header {
  padding: 20px 0 26px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.page-title {
  font-size: 28px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--text-main);
}

.page-description {
  margin-top: 10px;
  max-width: 760px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-description a {
  color: var(--brand);
  border-bottom: 1px solid var(--border);
}

.page-description a:hover,
.page-description a:focus-visible {
  border-bottom-color: var(--brand-soft);
}

.section {
  margin-bottom: 44px;
}

.section-head {
  margin-bottom: 18px;
  max-width: 820px;
}

.section-title {
  font-size: 22px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.section-desc {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-soft);
}

.section-intro {
  margin-top: 8px;
  margin-bottom: 18px;
  max-width: 760px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-soft);
}

.section-note {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.text-link {
  color: var(--brand);
  border-bottom: 1px solid var(--border);
}

.text-link:hover,
.text-link:focus-visible {
  border-bottom-color: var(--brand-soft);
}

.sub-title {
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 12px;
}

/* --------------------------------------------------------------------------
   components · 通用按钮 / 卡片 / 列表 / 表格 / FAQ / 媒体
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  border: 1px solid transparent;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.btn-primary {
  background: var(--brand);
  color: #ffffff;
  border-color: var(--brand);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #17614f;
  border-color: #17614f;
  color: #ffffff;
}

.btn-ghost {
  background: var(--bg-card);
  color: var(--brand);
  border-color: var(--border);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: var(--tint);
  border-color: var(--brand-soft);
  color: var(--brand);
}

/* 卡片基础 */
.category-card,
.service-card,
.scene-card,
.quality-item,
.prepare-item,
.related-item,
.index-column,
.hero-summary,
.editorial-note,
.about-aside,
.prepare-aside,
.solutions-index {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* 表格 */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
}

.table-caption {
  caption-side: top;
  padding: 14px 18px 0;
  text-align: left;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-soft);
}

.service-table,
.data-table {
  min-width: 560px;
  font-size: 15px;
}

.service-table th,
.service-table td,
.data-table th,
.data-table td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
  line-height: 1.65;
}

.service-table thead th,
.data-table thead th {
  background: var(--tint);
  color: var(--text-main);
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}

.service-table tbody th,
.data-table tbody th {
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
}

.service-table tbody td,
.data-table tbody td {
  color: var(--text-soft);
}

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

/* FAQ 手风琴 */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-question {
  position: relative;
  display: block;
  padding: 15px 48px 15px 18px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text-main);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 18px;
  width: 9px;
  height: 9px;
  margin-top: -6px;
  border-right: 2px solid var(--brand);
  border-bottom: 2px solid var(--brand);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-question::after {
  transform: rotate(-135deg);
  margin-top: -3px;
}

.faq-question:hover {
  color: var(--brand);
}

.faq-answer {
  padding: 0 18px 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
  border-top: 1px solid var(--border);
  margin-top: 0;
  padding-top: 14px;
}

.faq-answer p + p {
  margin-top: 10px;
}

/* 媒体 */
.hero-media,
.content-media,
.service-media,
.scene-media,
.section-media,
.support-hero,
.about-figure {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.hero-media img,
.content-media img,
.service-media img,
.scene-media img,
.section-media img,
.support-hero img,
.about-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.hero-caption,
.service-media-caption,
.media-caption,
.figure-caption,
.scene-caption {
  padding: 10px 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-soft);
  border-top: 1px solid var(--border);
  background: var(--bg-page);
}

/* 相关推荐 */
.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.related-item {
  padding: 16px 18px;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.related-item:hover {
  border-color: var(--brand-soft);
  transform: translateY(-2px);
}

.related-item a {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--brand);
  margin-bottom: 6px;
}

.related-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

/* --------------------------------------------------------------------------
   pages · 首页
   -------------------------------------------------------------------------- */

.top-bar {
  background: var(--tint);
  border-bottom: 1px solid var(--border);
}

.top-bar-text {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 8px 24px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-soft);
}

.home-main {
  padding-top: 32px;
}

/* 首屏 */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  margin-bottom: 40px;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

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

.hero-eyebrow {
  display: inline-block;
  padding: 3px 10px;
  margin-bottom: 12px;
  background: var(--tint);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.5;
  color: var(--brand);
}

.hero-title {
  font-size: 30px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--text-main);
}

.hero-desc {
  margin-top: 12px;
  max-width: 640px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-soft);
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.hero-point {
  position: relative;
  padding: 10px 14px 10px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-main);
}

.hero-point::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 17px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.hero-media img {
  aspect-ratio: 16 / 10;
}

/* 结论摘要 */
.hero-summary {
  padding: 22px;
  box-shadow: var(--shadow-soft);
  min-width: 0;
}

.summary-title {
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.summary-text {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.summary-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--border);
}

.summary-fact {
  min-width: 0;
}

.summary-fact dt {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-soft);
}

.summary-fact dd {
  margin: 4px 0 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-main);
}

.summary-source {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-soft);
}

.content-media-primary {
  margin-top: 4px;
}

.content-media-primary img {
  aspect-ratio: 16 / 9;
}

/* 服务矩阵总览 */
.section-services .section-desc a {
  color: var(--brand);
  border-bottom: 1px solid var(--border);
}

/* 合作流程概览 */
.flow-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  counter-reset: flow;
}

.flow-step {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  min-width: 0;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.flow-step:hover {
  border-color: var(--brand-soft);
  transform: translateY(-2px);
}

.flow-index {
  display: inline-block;
  padding: 2px 8px;
  background: var(--tint);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--brand);
}

.flow-name {
  margin-top: 10px;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.flow-role,
.flow-output {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.flow-output {
  padding-top: 8px;
  border-top: 1px dashed var(--border);
}

/* 自助排查入口 */
.support-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.support-categories,
.support-steps {
  min-width: 0;
}

.category-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.category-card {
  padding: 16px;
  min-width: 0;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.category-card:hover {
  border-color: var(--brand-soft);
  transform: translateY(-2px);
}

.category-name {
  font-size: 16px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.category-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.step-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.step-item {
  position: relative;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
  min-width: 0;
}

/* 常见问题速览 */
.section-faq .faq-list {
  max-width: 880px;
}

/* 编辑说明与站内页面索引 */
.editorial-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 22px;
  align-items: start;
}

.editorial-note {
  padding: 22px;
  min-width: 0;
}

.editorial-text {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.site-index {
  min-width: 0;
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 14px;
}

.index-column {
  padding: 16px;
  min-width: 0;
}

.index-heading {
  font-size: 15px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--brand);
  margin-bottom: 10px;
}

.index-list li + li {
  margin-top: 8px;
}

.index-list a {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-soft);
}

.index-list a:hover,
.index-list a:focus-visible {
  color: var(--brand);
}

/* --------------------------------------------------------------------------
   pages · 内页共用
   -------------------------------------------------------------------------- */

.inner-main .section-title {
  scroll-margin-top: 20px;
}

/* 服务矩阵页 */
.service-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.service-tab {
  min-width: 0;
}

.service-tab-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 9px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  line-height: 1.4;
  color: var(--text-main);
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.service-tab-link:hover,
.service-tab-link:focus-visible {
  background: var(--tint);
  border-color: var(--brand-soft);
  color: var(--brand);
}

.service-media img {
  aspect-ratio: 16 / 9;
}

.service-media {
  margin-bottom: 24px;
}

.service-group {
  margin-bottom: 26px;
}

.service-group-title {
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--tint);
  margin-bottom: 16px;
}

.service-detail .service-group:last-child {
  margin-bottom: 0;
}

.service-card {
  padding: 18px 20px;
  margin-bottom: 14px;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.service-card:hover {
  border-color: var(--brand-soft);
  transform: translateY(-2px);
}

.service-card-title {
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.service-card-meta {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 6px 14px;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  line-height: 1.7;
}

.service-card-meta dt {
  color: var(--text-soft);
  font-weight: 600;
}

.service-card-meta dd {
  margin: 0;
  color: var(--text-main);
}

.prepare-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.prepare-main,
.prepare-aside {
  min-width: 0;
}

.prepare-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.prepare-item {
  padding: 16px;
  min-width: 0;
}

.prepare-item-title {
  font-size: 16px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.prepare-item-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.prepare-aside {
  padding: 20px;
  background: var(--tint);
}

.aside-title {
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.aside-desc {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.aside-links {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.aside-links li + li {
  margin-top: 8px;
}

.aside-links a {
  font-size: 14px;
  line-height: 1.65;
}

.aside-note {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-soft);
}

/* 行业方案页 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.sidebar-left .page-layout {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.7fr);
}

.layout-content {
  min-width: 0;
}

.solutions-index {
  padding: 20px;
  min-width: 0;
  position: relative;
}

.page-layout.sidebar-left .solutions-index {
  order: -1;
}

.index-title {
  font-size: 17px;
}

.index-note {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.scene-nav-list {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.scene-nav-item + .scene-nav-item {
  margin-top: 6px;
}

.scene-nav-item a {
  display: block;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-main);
  border-left: 3px solid transparent;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.scene-nav-item a:hover,
.scene-nav-item a:focus-visible {
  background: var(--tint);
  border-left-color: var(--brand-soft);
  color: var(--brand);
}

.section-lead {
  margin-bottom: 18px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.section-lead a {
  color: var(--brand);
  border-bottom: 1px solid var(--border);
}

.scene-card-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.scene-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.scene-card:hover {
  border-color: var(--brand-soft);
  transform: translateY(-2px);
}

.scene-name {
  padding: 16px 18px 0;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.scene-media {
  margin: 14px 18px 0;
  border-radius: var(--radius-sm);
}

.scene-media img {
  aspect-ratio: 16 / 9;
}

.scene-body {
  padding: 14px 18px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
}

.scene-body p + p {
  margin-top: 10px;
}

.scene-meta {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 4px 12px;
  font-size: 14px;
  line-height: 1.7;
}

.scene-meta dt {
  color: var(--text-soft);
  font-weight: 600;
}

.scene-meta dd {
  margin: 0;
  color: var(--text-main);
}

.path-step-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.path-step {
  position: relative;
  padding: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 0;
}

.path-step-index {
  display: inline-block;
  padding: 2px 8px;
  background: var(--tint);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--brand);
}

.path-step-name {
  margin-top: 10px;
  font-size: 16px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.path-step-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

/* 交付体系页 */
.section-media {
  margin-bottom: 22px;
}

.section-media img {
  aspect-ratio: 16 / 9;
}

.step-list-horizontal {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.step-list-horizontal .step-item {
  padding: 18px;
  color: var(--text-main);
}

.step-index {
  display: inline-block;
  padding: 2px 8px;
  background: var(--tint);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--brand);
}

.step-name {
  margin-top: 10px;
  font-size: 16px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.step-text {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.quality-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.quality-item {
  padding: 18px;
  min-width: 0;
}

.quality-name {
  font-size: 16px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.quality-text {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.quality-check {
  display: inline-block;
  margin-top: 12px;
  padding: 3px 10px;
  background: var(--tint);
  border-radius: var(--radius-sm);
  font-size: 13px;
  line-height: 1.6;
  color: var(--brand);
}

/* 售后支持页 */
.support-hero {
  margin-bottom: 32px;
}

.support-hero img {
  aspect-ratio: 21 / 9;
}

.support-categories .section-intro,
.support-steps .section-intro,
.support-faq .section-intro,
.support-related .section-intro {
  margin-bottom: 18px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.support-categories .category-card {
  display: flex;
  flex-direction: column;
  padding: 18px;
}

.category-points {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.category-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.category-points li + li {
  margin-top: 6px;
}

.category-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-soft);
}

.inline-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--brand);
}

.inline-link:hover,
.inline-link:focus-visible {
  color: var(--brand-soft);
}

.support-steps .step-list {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.support-steps .step-item {
  padding: 18px;
  color: var(--text-main);
}

.step-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.support-faq .faq-list {
  max-width: 900px;
}

.support-related .related-list {
  margin-top: 4px;
}

/* 关于我们页 */
.about-position-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 24px;
  align-items: start;
}

.about-figure {
  min-width: 0;
}

.about-figure img {
  aspect-ratio: 4 / 3;
}

.about-position-text {
  min-width: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-soft);
}

.about-scope-list {
  margin: 16px 0;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-scope-item {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-main);
}

.about-scope-item + .about-scope-item {
  margin-top: 8px;
}

.about-scope-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--brand-soft);
}

.about-position-text a {
  color: var(--brand);
  border-bottom: 1px solid var(--border);
}

.about-editorial-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.about-column {
  min-width: 0;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.column-title {
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.about-column p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.about-column-list {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.about-column-item {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.about-column-item + .about-column-item {
  margin-top: 8px;
}

.about-column-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-soft);
}

.boundary-body {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.boundary-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  min-width: 0;
}

.boundary-item {
  padding: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 0;
}

.boundary-title {
  font-size: 16px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
}

.boundary-item p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.about-aside {
  padding: 20px;
  background: var(--tint);
  min-width: 0;
}

.aside-text {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.aside-link-list {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.aside-link-item + .aside-link-item {
  margin-top: 8px;
}

.aside-link-item a {
  font-size: 14px;
  line-height: 1.65;
}

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

.error-hero {
  max-width: 720px;
  margin-bottom: 40px;
}

.error-code {
  display: inline-block;
  padding: 3px 12px;
  background: var(--tint);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--brand);
}

.error-title {
  margin-top: 14px;
  font-size: 28px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--text-main);
}

.error-desc {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-soft);
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.error-links .section-title {
  margin-bottom: 14px;
}

.error-link-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.error-link-list a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-main);
  transition: border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.error-link-list a:hover,
.error-link-list a:focus-visible {
  border-color: var(--brand-soft);
  color: var(--brand);
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   layout · 页脚
   -------------------------------------------------------------------------- */

.site-footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  margin-top: 16px;
}

.footer-inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 36px 24px 24px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 2.4fr);
  gap: 28px;
  align-items: start;
}

.footer-brand {
  min-width: 0;
}

.footer-name {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--brand);
}

.footer-desc {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
  min-width: 0;
}

.footer-group {
  min-width: 0;
}

.footer-heading {
  font-size: 15px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 10px;
}

.footer-list li + li {
  margin-top: 8px;
}

.footer-list a {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-soft);
}

.footer-list a:hover,
.footer-list a:focus-visible {
  color: var(--brand);
}

.footer-list a.is-current {
  color: var(--brand);
  font-weight: 600;
}

.footer-bottom {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 16px 24px 26px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 20px;
}

.footer-copy,
.footer-note {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-soft);
}

/* --------------------------------------------------------------------------
   responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .flow-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .step-list-horizontal {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .index-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }

  .support-layout,
  .editorial-layout,
  .prepare-layout,
  .page-layout,
  .sidebar-left .page-layout,
  .about-position-body,
  .boundary-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-layout.sidebar-left .solutions-index {
    order: 0;
  }

  .about-editorial-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .path-step-list {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

@media (max-width: 768px) {
  .header-inner {
    padding: 12px 18px;
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    flex-basis: 100%;
    width: 100%;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    padding: 6px 0 10px;
    border-top: 1px solid var(--border);
  }

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

  .nav-link {
    padding: 12px 4px;
    border-bottom: 1px solid var(--border);
    font-size: 16px;
  }

  .nav-link.is-current {
    border-bottom-color: var(--brand);
  }

  .site-main,
  .inner-main {
    padding: 0 18px 44px;
  }

  .top-bar-text {
    padding: 8px 18px;
  }

  .page-header {
    padding: 16px 0 20px;
    margin-bottom: 24px;
  }

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

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

  .section {
    margin-bottom: 34px;
  }

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

  .flow-list,
  .step-list-horizontal,
  .path-step-list,
  .index-grid,
  .footer-nav {
    grid-template-columns: minmax(0, 1fr);
  }

  .summary-facts {
    grid-template-columns: minmax(0, 1fr);
  }

  .service-card-meta {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .service-card-meta dd {
    margin-bottom: 8px;
  }

  .scene-meta {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .scene-meta dd {
    margin-bottom: 8px;
  }

  .footer-inner {
    padding: 28px 18px 20px;
  }

  .footer-bottom {
    padding: 14px 18px 22px;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-points,
  .category-list,
  .step-list,
  .prepare-list,
  .quality-list,
  .boundary-list,
  .related-list,
  .error-link-list,
  .scene-card-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-actions,
  .error-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}