/* ==========================================================================
   base —— 变量、重置、排版、通用工具
   ========================================================================== */

:root {
  --bg-page: #f4f9f8;
  --bg-surface: #ffffff;
  --bg-tint: #e6f3f0;
  --text-main: #14313a;
  --text-sub: #4a6470;
  --brand-deep: #10505e;
  --brand-teal: #2e8f83;
  --line: #d5e6e2;
  --warn: #8a5a1e;
  --radius: 6px;
  --shell: 1080px;
  --gutter: 28px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Hiragino Sans GB", sans-serif;
}

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

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

body {
  margin: 0;
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.85;
  font-weight: 400;
}

h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

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

img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 0;
}

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

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

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   layout —— 页头、导航、主容器、面包屑、页标题区、页脚
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--line);
}

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

.brand-mark {
  flex: 0 0 auto;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--brand-deep);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
}

.brand-mark:hover,
.brand-mark:focus-visible {
  color: var(--brand-teal);
  border-bottom-color: var(--brand-teal);
}

.primary-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 2px;
}

.nav-link {
  display: block;
  padding: 8px 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-sub);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background-color: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--brand-deep);
}

.site-main {
  display: block;
}

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

/* 面包屑 */

.breadcrumb {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-sub);
}

.inner-main > .breadcrumb {
  padding: 14px 0 0;
}

.breadcrumb a {
  color: var(--text-sub);
  border-bottom: 1px solid transparent;
}

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

.breadcrumb-sep {
  margin: 0 6px;
  color: var(--line);
}

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

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 14px var(--gutter) 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-sub);
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
}

.breadcrumb-list li + li::before {
  content: "/";
  margin: 0 6px;
  color: var(--line);
}

.breadcrumb-list a {
  color: var(--text-sub);
  border-bottom: 1px solid transparent;
}

.breadcrumb-list a:hover,
.breadcrumb-list a:focus-visible {
  color: var(--brand-deep);
  border-bottom-color: var(--brand-teal);
}

.breadcrumb-bar {
  background-color: var(--bg-page);
}

.breadcrumb-inner {
  max-width: var(--shell);
  margin: 0 auto;
}

/* 页面标题区 */

.page-header {
  margin: 20px 0 0;
  padding: 18px 22px;
  background-color: var(--bg-tint);
  border-left: 3px solid var(--brand-deep);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-title {
  font-size: 30px;
  line-height: 1.35;
  font-weight: 600;
  color: var(--brand-deep);
}

.page-head {
  margin: 18px 0 0;
}

.page-head-inner {
  max-width: 100%;
}

.page-lead {
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-sub);
}

/* 页脚 */

.site-footer {
  margin-top: 40px;
  background-color: var(--brand-deep);
  color: #d8e8e5;
}

.footer-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 36px var(--gutter) 24px;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 32px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

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

.footer-mark {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: #ffffff;
}

.footer-desc {
  margin-top: 8px;
  max-width: 26em;
  font-size: 14px;
  line-height: 1.75;
  color: #b9d3cf;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 40px;
  justify-content: flex-start;
}

.footer-nav-col {
  min-width: 120px;
}

.footer-nav-col li {
  margin-bottom: 4px;
}

.footer-nav-col a {
  display: inline-block;
  padding: 4px 0;
  font-size: 14px;
  line-height: 1.7;
  color: #cfe3df;
  border-bottom: 1px solid transparent;
}

.footer-nav-col a:hover,
.footer-nav-col a:focus-visible {
  color: #ffffff;
  border-bottom-color: #7fc4b8;
}

.footer-locale {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.footer-locale p {
  font-size: 13px;
  line-height: 1.7;
  color: #a9c8c3;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 24px;
  padding-top: 14px;
}

.footer-bottom p {
  font-size: 13px;
  line-height: 1.7;
  color: #a9c8c3;
}

.footer-copy {
  white-space: nowrap;
}

/* ==========================================================================
   components —— 按钮、提示条、要点、折叠问答、相关链接、表格
   ========================================================================== */

.btn {
  display: inline-block;
  padding: 10px 22px;
  font-size: 15px;
  line-height: 1.6;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  text-align: center;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--brand-teal);
  border-color: var(--brand-teal);
  color: #ffffff;
}

.btn-ghost {
  background-color: transparent;
  color: var(--brand-deep);
  border-color: var(--brand-deep);
}

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

.tip-bar {
  margin: 18px 0 0;
  padding: 12px 16px;
  background-color: var(--bg-tint);
  border-left: 3px solid var(--brand-teal);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.tip-bar p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-sub);
}

.tip-bar a {
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

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

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

.point-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-main);
}

.point-item:first-child {
  border-top: 1px solid var(--line);
}

.point-tag {
  flex: 0 0 auto;
  display: inline-block;
  padding: 1px 8px;
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-deep);
  background-color: var(--bg-tint);
  border-radius: 3px;
}

/* 折叠问答 */

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

.faq-item summary {
  position: relative;
  display: block;
  padding: 14px 40px 14px 0;
  font-size: 16px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 6px;
  transform: translateY(-50%);
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
  color: var(--brand-teal);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:hover,
.faq-item summary:focus-visible {
  color: var(--brand-deep);
}

.faq-item p {
  padding: 0 12px 16px 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-sub);
}

/* 相关链接 */

.related-links {
  margin: 32px 0 0;
}

.related-links-label {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-sub);
  margin-bottom: 8px;
}

.related-links-item {
  display: inline-block;
  margin: 0 16px 8px 0;
  padding: 6px 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

.related-links-item:hover,
.related-links-item:focus-visible {
  color: var(--brand-teal);
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px 20px;
  margin-top: 12px;
}

.related-list a {
  display: block;
  padding: 12px 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--brand-deep);
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease, transform 160ms ease;
}

.related-list a:hover,
.related-list a:focus-visible {
  border-color: var(--brand-teal);
  transform: translateY(-1px);
}

/* 通用小节标题 */

.section-title {
  font-size: 22px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--text-main);
}

.section-lead {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.section-intro,
.section-desc,
.section-note {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

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

.section-head h2 {
  font-size: 22px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--text-main);
}

.section-head p {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.section-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* 通用表格 */

.roles-table,
.field-table,
.catalog-table {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.75;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.roles-table th,
.roles-table td,
.field-table th,
.field-table td,
.catalog-table th,
.catalog-table td {
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.roles-table thead th,
.field-table thead th,
.catalog-table thead th {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-deep);
  background-color: var(--bg-tint);
}

.roles-table tbody th,
.field-table tbody th {
  font-weight: 600;
  color: var(--text-main);
  background-color: #fafdfc;
  white-space: nowrap;
}

.roles-table tbody tr:last-child th,
.roles-table tbody tr:last-child td,
.field-table tbody tr:last-child th,
.field-table tbody tr:last-child td,
.catalog-table tbody tr:last-child td {
  border-bottom: 0;
}

.catalog-table td {
  color: var(--text-sub);
}

/* 图片容器 */

.content-figure,
.split-media,
.service-figure,
.stage-figure,
.content-media,
.media-figure,
.aside-figure,
.start-media,
.support-figure,
.hero-media {
  margin: 0;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.content-figure img,
.split-media img,
.service-figure img,
.stage-figure img,
.content-media img,
.media-figure img,
.aside-figure img,
.start-media img,
.support-figure img,
.hero-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  background-color: var(--bg-tint);
}

figcaption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-sub);
  background-color: var(--bg-surface);
  border-top: 1px solid var(--line);
}

/* ==========================================================================
   pages —— 首页
   ========================================================================== */

.home-main {
  display: block;
}

/* 首屏 */

.hero {
  background-color: var(--bg-page);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-areas:
    "head media"
    "note catalog";
  gap: 26px 40px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 44px var(--gutter) 12px;
}

.hero-head {
  grid-area: head;
  min-width: 0;
  align-self: start;
}

.hero-eyebrow {
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-teal);
}

.hero-head h1 {
  margin-top: 8px;
  font-size: 32px;
  line-height: 1.35;
  font-weight: 600;
  color: var(--brand-deep);
}

.hero-lead {
  margin-top: 12px;
  max-width: 26em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-sub);
}

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

.hero-media {
  grid-area: media;
  min-width: 0;
  align-self: start;
}

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

.hero-note {
  grid-area: note;
  min-width: 0;
  align-self: start;
}

.hero-note p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-sub);
}

.hero-note-links {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.8;
}

.hero-note-links a {
  margin-right: 18px;
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

.hero-note-links a:hover,
.hero-note-links a:focus-visible {
  color: var(--brand-teal);
}

/* 服务目录 */

.catalog-list {
  grid-area: catalog;
  min-width: 0;
  align-self: start;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.catalog-item {
  border-bottom: 1px solid var(--line);
}

.catalog-item:last-child {
  border-bottom: 0;
}

.catalog-link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas:
    "no name"
    "no desc";
  gap: 0 10px;
  padding: 11px 16px;
  color: var(--text-main);
  transition: background-color 160ms ease;
}

.catalog-link:hover,
.catalog-link:focus-visible {
  background-color: var(--bg-tint);
  color: var(--text-main);
}

.catalog-no {
  grid-area: no;
  align-self: start;
  font-size: 13px;
  line-height: 1.9;
  font-weight: 600;
  color: var(--brand-teal);
}

.catalog-name {
  grid-area: name;
  font-size: 16px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--brand-deep);
  border-bottom: 1px solid transparent;
  justify-self: start;
}

.catalog-link:hover .catalog-name,
.catalog-link:focus-visible .catalog-name {
  border-bottom-color: var(--brand-teal);
}

.catalog-desc {
  grid-area: desc;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
}

/* 服务项目分类 */

.service-categories {
  padding: 38px 0 10px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
}

.category-col {
  min-width: 0;
  padding: 18px 20px 20px 0;
  border-right: 1px solid var(--line);
}

.category-col:last-child {
  border-right: 0;
  padding-right: 0;
}

.category-col h3 {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--brand-deep);
}

.category-col p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

.category-col a {
  display: inline-block;
  margin-top: 10px;
  padding: 2px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--brand-teal);
  border-bottom: 1px solid var(--brand-teal);
}

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

/* 流程概览 */

.process-rail {
  padding: 38px 0 10px;
}

.rail-list {
  border-top: 1px solid var(--line);
}

.rail-item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 0 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.rail-dot {
  position: relative;
  display: block;
  width: 12px;
  height: 12px;
  margin-top: 8px;
  border-radius: 50%;
  background-color: var(--brand-deep);
}

.rail-dot::after {
  content: "";
  position: absolute;
  top: 16px;
  left: 5px;
  width: 1px;
  height: calc(100% + 34px);
  background-color: var(--line);
}

.rail-item:last-child .rail-dot::after {
  display: none;
}

.rail-body {
  min-width: 0;
}

.rail-body h3 {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--text-main);
}

.rail-need,
.rail-confirm {
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.rail-confirm {
  color: var(--brand-deep);
}

.rail-more,
.split-more,
.funnel-more,
.resources-more,
.brief-more {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.8;
}

.rail-more a,
.split-more a,
.funnel-more a,
.resources-more a,
.brief-more a {
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

.rail-more a:hover,
.rail-more a:focus-visible,
.split-more a:hover,
.split-more a:focus-visible,
.funnel-more a:hover,
.funnel-more a:focus-visible,
.resources-more a:hover,
.resources-more a:focus-visible,
.brief-more a:hover,
.brief-more a:focus-visible {
  color: var(--brand-teal);
}

/* 交付标准摘要 */

.standards-split {
  padding: 38px 0 10px;
}

.split-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

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

.split-text h2 {
  font-size: 22px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--text-main);
}

.split-text > p {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.split-media {
  min-width: 0;
}

.split-media img {
  aspect-ratio: 4 / 3;
}

/* 支持自助 */

.support-funnel {
  padding: 38px 0 10px;
}

.funnel-cats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.funnel-cat {
  display: block;
  padding: 14px 16px;
  font-size: 15px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-deep);
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand-teal);
  border-radius: var(--radius);
  transition: background-color 160ms ease, transform 160ms ease;
}

.funnel-cat:hover,
.funnel-cat:focus-visible {
  background-color: var(--bg-tint);
  color: var(--brand-deep);
  transform: translateY(-1px);
}

.funnel-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.funnel-step {
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.funnel-step h3 {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--brand-deep);
}

.funnel-step p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

/* 资料条目 */

.resources-list {
  padding: 38px 0 10px;
}

.resource-rows {
  border-top: 1px solid var(--line);
}

.resource-row {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.7fr) minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: 4px 18px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.75;
}

.resource-name a {
  font-weight: 600;
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

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

.resource-type,
.resource-length {
  font-size: 13px;
  color: var(--brand-teal);
}

.resource-scope {
  font-size: 14px;
  color: var(--text-sub);
}

/* 洽谈准备清单 */

.brief-checklist {
  padding: 38px 0 10px;
}

.field-list {
  border-top: 1px solid var(--line);
}

.field-row {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.6fr) minmax(0, 1.2fr);
  gap: 4px 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.field-row dt {
  font-size: 15px;
  line-height: 1.8;
  font-weight: 600;
  color: var(--brand-deep);
}

.field-row dd {
  min-width: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.field-desc {
  color: var(--text-main);
}

.field-use {
  font-size: 14px;
  color: var(--text-sub);
}

/* 首页问答 */

.faq-list {
  padding: 38px 0 10px;
}

.faq-items {
  border-top: 1px solid var(--line);
}

/* 页脚前合作入口 */

.pre-footer-cta {
  padding: 34px 0 4px;
}

.cta-inner {
  padding-top: 26px;
  padding-bottom: 26px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand-deep);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.cta-inner h2 {
  font-size: 22px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--brand-deep);
}

.cta-inner > p {
  margin-top: 8px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

/* ==========================================================================
   pages —— 内页通用
   ========================================================================== */

.page-layout {
  display: block;
  margin-top: 26px;
}

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

.page-aside {
  min-width: 0;
  margin-top: 28px;
  padding: 20px 22px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-aside h2 {
  font-size: 18px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--brand-deep);
}

.page-aside h3 {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--text-main);
}

.aside-block {
  margin-top: 16px;
}

.aside-list {
  margin-top: 8px;
}

.aside-list li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

.aside-list li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--brand-teal);
}

.aside-links {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.8;
}

.aside-links a {
  display: inline-block;
  margin: 0 14px 6px 0;
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

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

.aside-figure {
  margin-top: 18px;
}

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

/* 内页小节通用间距 */

.positioning-block,
.collaboration-roles,
.boundary-list,
.service-item,
.service-prereq,
.stage-block,
.change-policy,
.section,
.content-block,
.issue-categories,
.self-check-steps,
.faq-group,
.escalation-note,
.how-to-start,
.preparation-fields,
.not-accepted,
.closing-note {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.positioning-block h2,
.collaboration-roles h2,
.boundary-list h2,
.service-prereq h2,
.change-policy h2,
.section h2,
.content-block h2,
.issue-categories h2,
.self-check-steps h2,
.faq-group h2,
.escalation-note h2,
.how-to-start h2,
.preparation-fields h2,
.not-accepted h2,
.closing-note h2 {
  font-size: 22px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--text-main);
}

.positioning-block > p,
.content-block > p {
  margin-top: 10px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-sub);
}

.note-line {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-sub);
}

/* 企业介绍 */

.positioning-block .content-figure {
  margin-top: 18px;
}

.positioning-block .content-figure img {
  aspect-ratio: 16 / 9;
}

.roles-table tbody th {
  min-width: 90px;
}

.boundary-items {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.boundary-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.boundary-item h3 {
  font-size: 16px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--brand-deep);
}

.boundary-item p {
  margin-top: 4px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

/* 服务项目 */

.service-item-head {
  margin-bottom: 14px;
}

.service-index {
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-teal);
}

.service-item-head h2 {
  margin-top: 4px;
  font-size: 22px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--brand-deep);
}

.service-scope {
  margin-top: 6px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.service-figure {
  margin: 16px 0;
}

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

.service-item-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 32px;
  margin-top: 16px;
}

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

.service-block h3 {
  font-size: 16px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--text-main);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.service-list {
  margin-top: 8px;
}

.service-list li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 6px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.service-list li::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--brand-teal);
}

.service-block-exclude {
  grid-column: 1 / -1;
  padding: 14px 16px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--warn);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.service-block-exclude h3 {
  border-bottom: 0;
  padding-bottom: 0;
  color: var(--warn);
}

.prereq-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.prereq-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.prereq-label {
  flex: 0 0 auto;
  padding: 1px 8px;
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-deep);
  background-color: var(--bg-tint);
  border-radius: 3px;
}

/* 合作流程 */

.stage-anchor-bar {
  margin-top: 20px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stage-anchor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
}

.stage-anchor-list a {
  display: inline-block;
  padding: 6px 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--brand-deep);
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease, background-color 160ms ease;
}

.stage-anchor-list a:hover,
.stage-anchor-list a:focus-visible {
  border-color: var(--brand-teal);
  background-color: var(--bg-tint);
  color: var(--brand-deep);
}

.stage-block {
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  gap: 8px 32px;
  align-items: start;
  scroll-margin-top: 84px;
}

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

.stage-num {
  display: inline-block;
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-teal);
}

.stage-index h2 {
  margin-top: 4px;
  font-size: 22px;
  line-height: 1.45;
  font-weight: 600;
  color: var(--brand-deep);
}

.stage-tag {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
}

.stage-body {
  min-width: 0;
}

.stage-row {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.stage-row:first-child {
  padding-top: 0;
}

.stage-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.stage-row h3 {
  font-size: 15px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--text-main);
}

.stage-row p {
  margin-top: 4px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.stage-figure {
  grid-column: 2 / 3;
  margin-top: 14px;
}

.stage-figure img {
  aspect-ratio: 16 / 9;
}

.change-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.change-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.change-trigger {
  font-size: 15px;
  line-height: 1.8;
  font-weight: 600;
  color: var(--text-main);
}

.change-action {
  margin-top: 4px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

/* 交付标准 */

.page-standards .page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
  gap: 32px;
  align-items: start;
}

.page-standards .page-aside {
  margin-top: 30px;
}

.content-media-inline {
  margin-top: 16px;
}

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

.deliverable-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.deliverable-row {
  display: grid;
  grid-template-columns: minmax(0, 160px) minmax(0, 1fr) minmax(0, 1fr);
  gap: 4px 20px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.deliverable-name {
  font-size: 15px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-deep);
}

.deliverable-desc {
  min-width: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-main);
}

.deliverable-check {
  min-width: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

.acceptance-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.acceptance-item {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 4px 20px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.acceptance-text {
  min-width: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-main);
}

.acceptance-action {
  min-width: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--brand-teal);
}

.revision-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.revision-item {
  display: grid;
  grid-template-columns: minmax(0, 200px) minmax(0, 1fr);
  gap: 4px 20px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.revision-case {
  font-size: 15px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--text-main);
}

.revision-handle {
  min-width: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.unsuitable-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.unsuitable-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.unsuitable-text {
  font-size: 15px;
  line-height: 1.8;
  font-weight: 600;
  color: var(--warn);
}

.unsuitable-advice {
  margin-top: 4px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

/* 公开资料 */

.page-resources .page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
  gap: 32px;
  align-items: start;
}

.page-resources .page-head {
  margin-top: 0;
}

.page-resources .page-header {
  margin-top: 16px;
}

.page-resources .page-aside {
  margin-top: 0;
}

.page-resources .page-head-inner {
  max-width: 40em;
}

.media-figure {
  margin-top: 16px;
}

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

.limit-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.limit-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.limit-item h3 {
  font-size: 16px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--brand-deep);
}

.limit-scope {
  margin-top: 4px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.limit-scope + .limit-scope {
  color: var(--warn);
}

.limit-tag {
  display: inline-block;
  margin-right: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--brand-deep);
}

.catalog-table caption {
  text-align: left;
}

.catalog-table td a {
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

.catalog-table td a:hover,
.catalog-table td a:focus-visible {
  color: var(--brand-teal);
}

.preview-entry {
  margin-top: 16px;
  padding: 16px 18px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.preview-entry h3 {
  font-size: 16px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--brand-deep);
}

.preview-chapter-list {
  margin-top: 10px;
  counter-reset: chapter;
}

.preview-chapter-list li {
  position: relative;
  padding: 6px 0 6px 30px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.preview-chapter-list li::before {
  counter-increment: chapter;
  content: counter(chapter) ".";
  position: absolute;
  top: 6px;
  left: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-teal);
}

.chapter-name {
  font-weight: 600;
  color: var(--text-main);
}

/* 支持与答疑 */

.issue-categories {
  margin-top: 26px;
  padding-top: 0;
  border-top: 0;
}

.category-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.category-item {
  min-width: 0;
  padding: 14px 16px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand-teal);
  border-radius: var(--radius);
}

.category-item h3 {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--brand-deep);
}

.category-item p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

.category-link {
  display: inline-block;
  margin-top: 8px;
  padding: 2px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--brand-teal);
  border-bottom: 1px solid var(--brand-teal);
}

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

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

.step-item {
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.step-index {
  display: inline-block;
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-teal);
}

.step-item h3 {
  margin-top: 4px;
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--text-main);
}

.step-item p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

.support-figure {
  margin-top: 26px;
  padding: 0;
  border: 1px solid var(--line);
}

.support-figure img {
  aspect-ratio: 16 / 7;
}

.faq-group {
  margin-top: 26px;
}

.faq-group .faq-item:first-of-type {
  border-top: 1px solid var(--line);
}

.escalation-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.escalation-item {
  min-width: 0;
  padding: 14px 16px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.escalation-item h3 {
  font-size: 15px;
  line-height: 1.6;
  font-weight: 600;
  color: var(--brand-deep);
}

.escalation-item p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

/* 合作洽谈 */

.how-to-start {
  margin-top: 26px;
  padding-top: 0;
  border-top: 0;
}

.start-media {
  margin-top: 16px;
}

.start-media img {
  aspect-ratio: 16 / 7;
}

.start-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.start-step {
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.start-step .step-index {
  display: inline-block;
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-teal);
}

.step-title {
  margin-top: 4px;
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--brand-deep);
}

.step-text {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-main);
}

.step-note {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-sub);
}

.field-caption {
  padding: 10px 14px;
  text-align: left;
  font-size: 13px;
  color: var(--text-sub);
  background-color: var(--bg-tint);
  border-bottom: 1px solid var(--line);
}

.not-accepted-list {
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.not-accepted-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.item-title {
  font-size: 15px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--warn);
}

.item-text {
  margin-top: 4px;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-sub);
}

.related-item a {
  font-weight: 600;
}

.related-item p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-sub);
}

.closing-note {
  margin-top: 30px;
}

.closing-note > p {
  margin-top: 10px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-main);
}

.closing-hint {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
}

.closing-hint a {
  color: var(--brand-deep);
  border-bottom: 1px solid var(--brand-teal);
}

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

/* ==========================================================================
   pages —— 404
   ========================================================================== */

.error-main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px var(--gutter) 56px;
}

.error-panel {
  padding: 30px 26px;
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brand-deep);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.error-inner {
  max-width: 34em;
}

.error-code {
  font-size: 13px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--brand-teal);
}

.error-title {
  margin-top: 6px;
  font-size: 26px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--brand-deep);
}

.error-desc {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-sub);
}

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

.error-help {
  margin-top: 32px;
}

.error-link-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px 20px;
  margin-top: 14px;
}

.error-link-list a {
  display: block;
  padding: 12px 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--brand-deep);
  background-color: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease;
}

.error-link-list a:hover,
.error-link-list a:focus-visible {
  border-color: var(--brand-teal);
  color: var(--brand-teal);
}

/* ==========================================================================
   responsive —— 960px / 640px 断点
   ========================================================================== */

@media (max-width: 960px) {
  :root {
    --gutter: 22px;
  }

  .header-inner {
    flex-wrap: wrap;
    min-height: 60px;
    padding-top: 4px;
    padding-bottom: 4px;
  }

  .nav-toggle {
    display: flex;
  }

  .primary-nav {
    flex: 1 1 100%;
    order: 3;
  }

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

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

  .nav-link {
    padding: 12px 4px;
    min-height: 44px;
    font-size: 15px;
    border-bottom: 1px solid var(--line);
  }

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

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "head"
      "media"
      "catalog"
      "note";
    gap: 22px;
    padding-top: 30px;
  }

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

  .category-col {
    padding: 16px 18px 18px 0;
  }

  .category-col:nth-child(2n) {
    border-right: 0;
    padding-right: 0;
  }

  .category-col:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

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

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

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

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

  .resource-name {
    grid-column: 1 / -1;
  }

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

  .page-standards .page-layout,
  .page-resources .page-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-standards .page-aside,
  .page-resources .page-aside {
    margin-top: 28px;
  }

  .service-item-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .stage-block {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .stage-figure {
    grid-column: 1 / -1;
  }

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

  .acceptance-item,
  .revision-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .step-list,
  .start-steps {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-top {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 16px;
  }

  body {
    font-size: 15px;
    line-height: 1.8;
  }

  .brand-mark {
    font-size: 17px;
  }

  .inner-main {
    padding-bottom: 40px;
  }

  .page-header {
    margin-top: 16px;
    padding: 14px 16px;
  }

  .page-title {
    font-size: 24px;
    line-height: 1.4;
  }

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

  .hero-inner {
    padding-top: 24px;
    gap: 18px;
  }

  .hero-head h1 {
    font-size: 24px;
    line-height: 1.4;
  }

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

  .hero-actions .btn {
    flex: 1 1 auto;
    min-height: 44px;
  }

  .catalog-link {
    grid-template-columns: 28px minmax(0, 1fr);
    padding: 10px 14px;
  }

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

  .category-col {
    padding: 14px 0 16px;
    border-right: 0;
    border-top: 1px solid var(--line);
  }

  .category-col:first-child {
    border-top: 0;
  }

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

  .funnel-cat {
    min-height: 44px;
  }

  .resource-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
    padding: 12px 0;
  }

  .field-row {
    padding: 12px 0;
  }

  .section-head h2,
  .split-text h2,
  .cta-inner h2,
  .positioning-block h2,
  .collaboration-roles h2,
  .boundary-list h2,
  .service-prereq h2,
  .change-policy h2,
  .section h2,
  .content-block h2,
  .issue-categories h2,
  .self-check-steps h2,
  .faq-group h2,
  .escalation-note h2,
  .how-to-start h2,
  .preparation-fields h2,
  .not-accepted h2,
  .closing-note h2,
  .service-item-head h2,
  .stage-index h2 {
    font-size: 19px;
    line-height: 1.5;
  }

  .roles-table,
  .field-table,
  .catalog-table {
    font-size: 14px;
  }

  .roles-table th,
  .roles-table td,
  .field-table th,
  .field-table td,
  .catalog-table th,
  .catalog-table td {
    padding: 8px 10px;
  }

  .roles-table tbody th,
  .field-table tbody th {
    white-space: normal;
  }

  .page-aside {
    padding: 16px;
  }

  .stage-anchor-list {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  .stage-anchor-list li {
    flex: 0 0 auto;
  }

  .stage-anchor-list a {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }

  .support-figure img {
    aspect-ratio: 16 / 10;
  }

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

  .error-main {
    padding: 32px var(--gutter) 40px;
  }

  .error-panel {
    padding: 22px 18px;
  }

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

  .error-actions .btn {
    flex: 1 1 auto;
    min-height: 44px;
  }

  .cta-links .btn {
    flex: 1 1 auto;
    min-height: 44px;
  }

  .footer-inner {
    padding: 28px var(--gutter) 20px;
  }

  .footer-nav {
    gap: 4px 28px;
  }

  .footer-nav-col a {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .footer-copy {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}