/* ==========================================================================
   天美网站 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

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

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

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

body.site-body {
  margin: 0;
  background-color: #f2efe8;
  color: #171715;
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.8;
  font-weight: 400;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: "Songti SC", "Noto Serif SC", "STSong", serif;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: #171715;
}

p,
ul,
ol,
dl,
dd,
figure,
figcaption,
blockquote {
  margin: 0;
}

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

dl {
  padding: 0;
}

dt {
  font-weight: 600;
}

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

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

summary {
  cursor: pointer;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

:focus-visible {
  outline: 2px solid #985d42;
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 200;
  padding: 10px 18px;
  background-color: #171715;
  color: #f2efe8;
  font-size: 14px;
  border-radius: 4px;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 12px;
}

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

.site-header {
  position: relative;
  z-index: 60;
  background-color: #f2efe8;
  border-bottom: 1px solid #cfc8bb;
}

.site-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-family: "Songti SC", "Noto Serif SC", "STSong", serif;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #171715;
  white-space: nowrap;
  flex-shrink: 0;
}

.brand:hover {
  color: #985d42;
}

.site-nav {
  flex: 1 1 auto;
  display: flex;
  justify-content: flex-end;
  min-width: 0;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: nowrap;
}

.main-nav__item {
  position: relative;
  display: flex;
  align-items: center;
}

.main-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 11px;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: #5e5b54;
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.main-nav__link:hover {
  color: #171715;
  border-bottom-color: #985d42;
}

.main-nav__link.is-current {
  color: #171715;
  border-bottom-color: #985d42;
}

.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 44px;
  margin-left: -6px;
  color: #5e5b54;
  font-size: 11px;
  line-height: 1;
}

.dropdown-toggle::before {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  transition: transform 0.18s ease;
}

.dropdown-toggle[aria-expanded="true"]::before {
  transform: rotate(-135deg) translateY(-1px);
}

.dropdown-toggle:hover {
  color: #985d42;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 208px;
  padding: 8px 0;
  background-color: #fbf9f4;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  box-shadow: 0 12px 28px rgba(23, 23, 21, 0.1);
  display: none;
  z-index: 80;
}

.dropdown-menu.is-open {
  display: block;
}

.dropdown-menu li a {
  display: block;
  padding: 10px 18px;
  font-size: 14px;
  color: #5e5b54;
  line-height: 1.5;
}

.dropdown-menu li a:hover {
  background-color: #f2efe8;
  color: #985d42;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  flex-shrink: 0;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: #171715;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

.site-main {
  display: block;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px 96px;
}

.inner-main {
  padding-top: 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 26px 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #5e5b54;
}

.breadcrumb a {
  color: #5e5b54;
  border-bottom: 1px solid transparent;
}

.breadcrumb a:hover {
  color: #985d42;
  border-bottom-color: #985d42;
}

.breadcrumb-sep {
  color: #cfc8bb;
}

.breadcrumb-current {
  color: #171715;
}

.page-header {
  padding: 18px 0 34px;
  border-bottom: 1px solid #cfc8bb;
  margin-bottom: 40px;
}

.page-title {
  font-size: 48px;
  line-height: 1.24;
  color: #171715;
  max-width: 22em;
}

/* 页脚 */

.site-footer {
  background-color: #171715;
  color: #cfc8bb;
  padding: 64px 0 0;
}

.site-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(0, 1.6fr);
  gap: 40px 56px;
}

.site-footer__brand {
  grid-column: 1;
}

.site-footer__name {
  font-family: "Songti SC", "Noto Serif SC", "STSong", serif;
  font-size: 22px;
  letter-spacing: 0.08em;
  color: #f2efe8;
  margin-bottom: 14px;
}

.site-footer__summary {
  font-size: 14px;
  line-height: 1.9;
  color: #a9a49a;
  max-width: 34em;
}

.footer-nav {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px 32px;
}

.site-footer__group-title {
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: #f2efe8;
  margin-bottom: 14px;
}

.site-footer__group ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-footer__group ul li a {
  display: inline-block;
  padding: 7px 0;
  font-size: 14px;
  line-height: 1.6;
  color: #a9a49a;
  border-bottom: 1px solid transparent;
}

.site-footer__group ul li a:hover {
  color: #f2efe8;
  border-bottom-color: #985d42;
}

.site-footer__scope {
  grid-column: 1 / -1;
  padding: 26px 0 0;
  border-top: 1px solid rgba(207, 200, 187, 0.22);
  font-size: 13px;
  line-height: 1.9;
  color: #8d887e;
}

.site-footer__scope p {
  max-width: 78em;
}

.site-footer__bottom {
  max-width: 1200px;
  margin: 26px auto 0;
  padding: 22px 32px 30px;
  border-top: 1px solid rgba(207, 200, 187, 0.16);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 28px;
}

.site-footer__brandline {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #a9a49a;
}

.site-footer__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
}

.site-footer__quick a {
  display: inline-block;
  padding: 4px 0;
  font-size: 13px;
  color: #a9a49a;
  border-bottom: 1px solid transparent;
}

.site-footer__quick a:hover {
  color: #f2efe8;
  border-bottom-color: #985d42;
}

/* --------------------------------------------------------------------------
   components · 通用部件
   -------------------------------------------------------------------------- */

/* 站内通知条 */

.notice-bar {
  position: relative;
  background-color: #171715;
  color: #e6e1d7;
}

.notice-bar__text {
  max-width: 1200px;
  margin: 0 auto;
  padding: 11px 60px 11px 32px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
}

.notice-bar__link {
  color: #e6e1d7;
  border-bottom: 1px solid #985d42;
  margin-left: 6px;
}

.notice-bar__link:hover {
  color: #f2efe8;
}

.notice-bar__close {
  position: absolute;
  top: 50%;
  right: 22px;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #cfc8bb;
}

.notice-bar__close::before,
.notice-bar__close::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 1.5px;
  background-color: currentColor;
}

.notice-bar__close::before {
  transform: rotate(45deg);
}

.notice-bar__close::after {
  transform: rotate(-45deg);
}

.notice-bar__close:hover {
  color: #f2efe8;
}

.notice-bar.is-hidden {
  display: none;
}

/* 文字链接 */

.text-link {
  display: inline-block;
  font-size: 15px;
  line-height: 1.6;
  color: #5e5b54;
  border-bottom: 1px solid #cfc8bb;
  padding-bottom: 2px;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.text-link:hover {
  color: #985d42;
  border-bottom-color: #985d42;
}

.text-link--strong {
  color: #171715;
  font-weight: 600;
  border-bottom-color: #171715;
}

.text-link--strong:hover {
  color: #985d42;
  border-bottom-color: #985d42;
}

/* 页面标题区（内页统一） */

.page-hero {
  border-bottom: 1px solid #cfc8bb;
  padding: 0 0 44px;
  margin-bottom: 44px;
}

.page-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 48px;
  align-items: end;
  padding-top: 34px;
}

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

.page-hero__index {
  font-family: "Inter", Arial, sans-serif;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: #985d42;
  margin-bottom: 18px;
}

.page-hero__lead {
  margin-top: 20px;
  font-size: 17px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 34em;
}

.page-hero__figure,
.page-hero__media {
  margin: 0;
  overflow: hidden;
  border-radius: 6px;
  background-color: #e5e0d6;
}

.page-hero__figure img,
.page-hero__media img {
  display: block;
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.page-hero__caption {
  padding: 10px 2px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: #8d887e;
}

/* 内页两栏外壳 */

.page-layout {
  display: block;
}

.page-layout.sidebar-left {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.page-aside,
.page-sidebar,
.sidebar {
  min-width: 0;
  font-size: 14px;
}

.page-content,
.page-detail {
  min-width: 0;
  max-width: 760px;
}

.sidebar-left .page-content,
.sidebar-left .page-detail {
  max-width: 760px;
}

/* 侧栏分类树 */

.sidebar-tree,
.sidebar-nav__list,
.sidebar__list,
.aside-tree__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-nav__title,
.sidebar__title,
.aside-tree__title,
.sidebar-note__title {
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: #8d887e;
  margin-bottom: 12px;
}

.sidebar-tree li a,
.sidebar-nav__list li a,
.sidebar-nav__link,
.sidebar__list li a,
.sidebar__link,
.aside-tree__list li a,
.aside-tree__link {
  display: block;
  padding: 9px 0 9px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: #5e5b54;
  border-left: 2px solid #e0dacd;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.sidebar-tree li a:hover,
.sidebar-nav__list li a:hover,
.sidebar-nav__link:hover,
.sidebar__list li a:hover,
.sidebar__link:hover,
.aside-tree__list li a:hover,
.aside-tree__link:hover {
  color: #985d42;
  border-left-color: #985d42;
}

.sidebar-tree li a.is-active,
.sidebar-nav__link.is-active,
.sidebar__link.is-active,
.aside-tree__link.is-active {
  color: #171715;
  border-left-color: #985d42;
}

.sidebar-details,
.sidebar__details,
.aside-details,
.aside-tree {
  border-top: 1px solid #cfc8bb;
  padding-top: 14px;
}

.sidebar-details__summary,
.sidebar__summary,
.aside-details__summary,
.aside-tree__summary {
  display: none;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #171715;
  padding: 10px 0;
}

.sidebar-note {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid #cfc8bb;
}

.sidebar-note__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-note__list li a {
  font-size: 13.5px;
  line-height: 1.7;
  color: #5e5b54;
  border-bottom: 1px solid transparent;
}

.sidebar-note__list li a:hover {
  color: #985d42;
  border-bottom-color: #985d42;
}

.sidebar__block {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid #cfc8bb;
}

.sidebar__note {
  font-size: 13px;
  line-height: 1.75;
  color: #8d887e;
  margin-bottom: 10px;
}

.sidebar__list--plain li {
  padding: 6px 0;
}

.sidebar__list--plain li a {
  padding-left: 0;
  border-left: 0;
  font-size: 13.5px;
  border-bottom: 1px solid transparent;
}

.sidebar__list--plain li a:hover {
  border-left: 0;
  border-bottom-color: #985d42;
}

/* 数据表格 */

.table-wrap,
.compare-table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  background-color: #fbf9f4;
}

.data-table,
.compare-table {
  min-width: 100%;
  font-size: 15px;
  line-height: 1.75;
}

.data-table__caption,
.compare-table__caption {
  caption-side: top;
  text-align: left;
  padding: 14px 18px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #8d887e;
  border-bottom: 1px solid #cfc8bb;
}

.data-table thead th,
.compare-table thead th {
  text-align: left;
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #171715;
  background-color: #ece7dc;
  padding: 13px 18px;
  border-bottom: 1px solid #cfc8bb;
  vertical-align: top;
}

.data-table tbody td,
.compare-table tbody td {
  padding: 14px 18px;
  color: #3a3833;
  border-bottom: 1px solid #e0dacd;
  vertical-align: top;
}

.data-table tbody tr:last-child td,
.compare-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tbody th {
  text-align: left;
  padding: 14px 18px;
  font-weight: 600;
  color: #171715;
  border-bottom: 1px solid #e0dacd;
  vertical-align: top;
}

/* 相关入口带 */

.entry-band,
.related-band {
  margin-top: 64px;
  padding-top: 34px;
  border-top: 1px solid #cfc8bb;
}

.entry-band .section-title,
.related-band__title {
  font-size: 22px;
  margin-bottom: 6px;
}

.entry-band__desc,
.related-band__desc {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
  margin-bottom: 22px;
  max-width: 46em;
}

.entry-band__grid,
.related-band__links,
.entry-band__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}

.entry-band__list {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.entry-band__item {
  min-width: 0;
}

.entry-band__item a,
.entry-band__item > a,
.related-band__link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 44px;
  padding: 18px 20px;
  background-color: #fbf9f4;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.entry-band__item a:hover,
.related-band__link:hover {
  border-color: #985d42;
  background-color: #f6f2e9;
}

.entry-band__label,
.related-band__label,
.related-links-label {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #985d42;
}

.entry-band__title,
.entry-band__name {
  font-family: "Songti SC", "Noto Serif SC", "STSong", serif;
  font-size: 17px;
  font-weight: 600;
  color: #171715;
  line-height: 1.5;
}

.entry-band__item .entry-band__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #5e5b54;
}

/* 内容区块标题（内页通用） */

.content-section,
.section {
  margin-bottom: 56px;
}

.content-section:last-child,
.section:last-child {
  margin-bottom: 0;
}

.section-title,
.content-section__title,
.section__title {
  font-size: 28px;
  line-height: 1.35;
  margin-bottom: 16px;
}

.section-lead,
.section-intro,
.content-section__intro,
.section__text,
.section__desc {
  font-size: 16px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 40em;
}

.section__text + .section__text {
  margin-top: 14px;
}

.content-section__title + .content-section__intro,
.section-title + .section-lead {
  margin-bottom: 24px;
}

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

.home-main {
  padding-top: 0;
}

.hero {
  padding: 52px 0 60px;
  border-bottom: 1px solid #cfc8bb;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 56px;
  align-items: start;
}

.hero__text {
  min-width: 0;
  padding-top: 8px;
}

.hero__kicker {
  font-family: "Inter", Arial, sans-serif;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: #985d42;
  margin-bottom: 22px;
}

.hero__title {
  font-size: 52px;
  line-height: 1.22;
  max-width: 14em;
}

.hero__lead {
  margin-top: 22px;
  font-size: 17px;
  line-height: 1.9;
  color: #5e5b54;
  max-width: 30em;
}

.hero__actions {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 30px;
}

.hero__marks {
  margin-top: 38px;
  padding-top: 22px;
  border-top: 1px solid #cfc8bb;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
}

.hero__mark {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: #5e5b54;
}

.hero__mark-num {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  color: #985d42;
}

.hero__figure {
  margin: 0;
  min-width: 0;
}

.hero__figure img {
  width: 100%;
  height: 460px;
  object-fit: cover;
  border-radius: 6px;
  background-color: #e5e0d6;
}

.hero__caption {
  padding: 12px 2px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: #8d887e;
}

/* 区块头 */

.section {
  padding-top: 56px;
}

.section__head {
  margin-bottom: 32px;
  max-width: 52em;
}

.section__kicker {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: #985d42;
  margin-bottom: 12px;
}

.section__title {
  font-size: 30px;
  margin-bottom: 12px;
}

.section__desc {
  font-size: 16px;
}

/* 本期推荐服务 */

.entry-list {
  border-top: 1px solid #cfc8bb;
}

.entry-list__item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 8px 24px;
  padding: 26px 0;
  border-bottom: 1px solid #cfc8bb;
  align-items: start;
}

.entry-list__num {
  font-family: "Inter", Arial, sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: #985d42;
  padding-top: 4px;
}

.entry-list__body {
  min-width: 0;
}

.entry-list__title {
  font-size: 22px;
  line-height: 1.4;
  margin-bottom: 8px;
}

.entry-list__scene {
  font-size: 14px;
  letter-spacing: 0.02em;
  color: #985d42;
  margin-bottom: 8px;
}

.entry-list__desc {
  font-size: 16px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 42em;
  margin-bottom: 12px;
}

/* 企业问题主区 */

.question-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  align-items: start;
}

.question-layout__main {
  min-width: 0;
}

.question-list {
  border-top: 1px solid #cfc8bb;
}

.question-list__item {
  padding: 22px 0;
  border-bottom: 1px solid #cfc8bb;
}

.question-list__title {
  font-size: 19px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.question-list__text {
  font-size: 15.5px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 40em;
}

.question-layout__main > .text-link {
  margin-top: 24px;
}

.question-layout__aside {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding-top: 4px;
}

.aside-block {
  padding: 20px 22px;
  background-color: #fbf9f4;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
}

.aside-block__title {
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: #171715;
  margin-bottom: 12px;
}

.aside-block__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.aside-block__list li {
  font-size: 14px;
  line-height: 1.7;
  color: #5e5b54;
  padding-left: 14px;
  position: relative;
}

.aside-block__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 1px;
  background-color: #985d42;
}

.aside-block__list li a {
  color: #5e5b54;
  border-bottom: 1px solid transparent;
}

.aside-block__list li a:hover {
  color: #985d42;
  border-bottom-color: #985d42;
}

/* 服务能力分类 */

.capability-list {
  border-top: 1px solid #cfc8bb;
}

.capability-list__item {
  display: grid;
  grid-template-columns: 64px minmax(180px, 260px) minmax(0, 1fr);
  gap: 8px 24px;
  align-items: baseline;
  padding: 20px 0;
  border-bottom: 1px solid #cfc8bb;
}

.capability-list__num {
  font-family: "Inter", Arial, sans-serif;
  font-size: 14px;
  color: #985d42;
}

.capability-list__name {
  font-size: 19px;
  line-height: 1.5;
}

.capability-list__desc {
  font-size: 15.5px;
  line-height: 1.8;
  color: #5e5b54;
}

/* 专题方案预览（首页） */

.topic-feature {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 40px;
  align-items: start;
  padding-bottom: 36px;
  border-bottom: 1px solid #cfc8bb;
}

.topic-feature__figure {
  margin: 0;
  min-width: 0;
}

.topic-feature__figure img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 6px;
  background-color: #e5e0d6;
}

.topic-feature__caption {
  padding: 10px 2px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: #8d887e;
}

.topic-feature__body {
  min-width: 0;
}

.topic-feature__tag {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: #985d42;
  margin-bottom: 12px;
}

.topic-feature__title {
  font-size: 24px;
  line-height: 1.4;
  margin-bottom: 14px;
}

.topic-feature__text {
  font-size: 16px;
  line-height: 1.85;
  color: #5e5b54;
  margin-bottom: 12px;
  max-width: 40em;
}

.topic-feature__body > .text-link {
  margin-top: 8px;
}

.topic-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0 40px;
  margin-top: 0;
}

.topic-list__item {
  min-width: 0;
  padding: 26px 0;
  border-bottom: 1px solid #cfc8bb;
}

.topic-list__title {
  font-size: 19px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.topic-list__desc {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
}

/* 项目推进四步（首页时间线） */

.timeline {
  border-left: 1px solid #cfc8bb;
  margin-left: 6px;
  padding-left: 26px;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.timeline__item {
  position: relative;
  min-width: 0;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 9px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: #985d42;
  box-shadow: 0 0 0 4px #f2efe8;
}

.timeline__step {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #985d42;
  margin-bottom: 6px;
}

.timeline__title {
  font-size: 21px;
  line-height: 1.4;
  margin-bottom: 8px;
}

.timeline__desc {
  font-size: 16px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 42em;
  margin-bottom: 10px;
}

.timeline__team,
.timeline__client,
.timeline__role {
  font-size: 14px;
  line-height: 1.8;
  color: #5e5b54;
  padding-left: 14px;
  position: relative;
}

.timeline__team::before,
.timeline__client::before,
.timeline__role::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 1px;
  background-color: #cfc8bb;
}

.timeline__team + .timeline__client {
  margin-top: 4px;
}

.timeline__label {
  display: inline-block;
  font-family: "Inter", Arial, sans-serif;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: #985d42;
  margin-right: 8px;
}

/* 交付质量原则（首页） */

.principle-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px 36px;
}

.principle-list__item {
  min-width: 0;
  padding-top: 18px;
  border-top: 2px solid #171715;
}

.principle-list__title {
  font-size: 19px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.principle-list__text {
  font-size: 15.5px;
  line-height: 1.85;
  color: #5e5b54;
}

/* 合作准备入口带（首页） */

.cta-band {
  margin-top: 64px;
  padding: 40px;
  background-color: #171715;
  color: #e6e1d7;
  border-radius: 8px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px 40px;
  align-items: center;
}

.cta-band__text {
  min-width: 0;
}

.cta-band__title {
  font-size: 24px;
  line-height: 1.4;
  color: #f2efe8;
  margin-bottom: 10px;
}

.cta-band__desc {
  font-size: 15px;
  line-height: 1.85;
  color: #a9a49a;
  max-width: 40em;
}

.cta-band__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
}

.cta-band__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 15px;
  color: #f2efe8;
  border-bottom: 1px solid #985d42;
  padding-bottom: 2px;
}

.cta-band__link:hover {
  color: #e0b79f;
  border-bottom-color: #e0b79f;
}

/* --------------------------------------------------------------------------
   pages · 服务目录
   -------------------------------------------------------------------------- */

.service-entry {
  padding: 26px 0;
  border-bottom: 1px solid #cfc8bb;
}

.service-entry:first-of-type {
  border-top: 1px solid #cfc8bb;
}

.service-entry__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 14px;
}

.service-entry__num {
  font-family: "Inter", Arial, sans-serif;
  font-size: 14px;
  color: #985d42;
  flex-shrink: 0;
}

.service-entry__name {
  font-size: 22px;
  line-height: 1.4;
}

.service-entry__meta {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 10px 20px;
  font-size: 15.5px;
  line-height: 1.85;
}

.service-entry__meta dt {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #8d887e;
  padding-top: 2px;
}

.service-entry__meta dd {
  min-width: 0;
  color: #3a3833;
}

.service-entry__meta dd a {
  color: #985d42;
  border-bottom: 1px solid #cfc8bb;
}

.service-entry__meta dd a:hover {
  border-bottom-color: #985d42;
}

.compare-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.compare-col {
  min-width: 0;
  padding: 22px 24px;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  background-color: #fbf9f4;
}

.compare-col--include {
  border-top: 3px solid #171715;
}

.compare-col--exclude {
  border-top: 3px solid #985d42;
}

.compare-col__title {
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #171715;
  margin-bottom: 14px;
}

.compare-col__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.compare-col__list li {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
  padding-left: 16px;
  position: relative;
}

.compare-col__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background-color: #985d42;
}

.path-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.path-step {
  min-width: 0;
  padding-top: 18px;
  border-top: 2px solid #171715;
}

.path-step__num {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #985d42;
  margin-bottom: 8px;
}

.path-step__title {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.path-step p {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
}

.related-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}

.related-links-item {
  min-width: 0;
}

.related-links-item a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 44px;
  padding: 18px 20px;
  background-color: #fbf9f4;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  font-size: 15px;
  color: #171715;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.related-links-item a:hover {
  border-color: #985d42;
  background-color: #f6f2e9;
}

/* --------------------------------------------------------------------------
   pages · 专题方案
   -------------------------------------------------------------------------- */

/* 主专题横条：标题与导语独占整行，图与文字分两列 */

.topic-feature .section-title,
.topic-feature .section-lead {
  grid-column: 1 / -1;
}

.topic-feature__body {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 40px;
  align-items: start;
  grid-column: 1 / -1;
}

.topic-feature__text {
  min-width: 0;
}

.topic-feature__subtitle {
  font-size: 18px;
  line-height: 1.5;
  margin-top: 20px;
  margin-bottom: 8px;
}

.topic-feature__subtitle:first-child {
  margin-top: 0;
}

.topic-feature__text p {
  font-size: 16px;
  line-height: 1.85;
  color: #5e5b54;
  margin-bottom: 10px;
}

.topic-feature__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.topic-feature__list li {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
  padding-left: 16px;
  position: relative;
}

.topic-feature__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background-color: #985d42;
}

.topic-feature__link {
  margin-top: 6px;
}

.topic-feature__link a {
  display: inline-block;
  font-size: 15px;
  font-weight: 600;
  color: #171715;
  border-bottom: 1px solid #171715;
  padding-bottom: 2px;
}

.topic-feature__link a:hover {
  color: #985d42;
  border-bottom-color: #985d42;
}

/* 专题列表：标题与导语整行，条目纵向排列 */

.topic-list .section-title,
.topic-list .section-lead {
  grid-column: 1 / -1;
}

.topic-item {
  min-width: 0;
  padding: 26px 0;
  border-bottom: 1px solid #cfc8bb;
  grid-column: 1 / -1;
}

.topic-item:first-of-type {
  border-top: 1px solid #cfc8bb;
}

.topic-item__index {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #985d42;
  margin-bottom: 8px;
}

.topic-item__title {
  font-size: 21px;
  line-height: 1.4;
  margin-bottom: 14px;
}

.topic-item__meta {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 10px 20px;
  font-size: 15.5px;
  line-height: 1.85;
}

.topic-item__meta dt {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #8d887e;
  padding-top: 2px;
}

.topic-item__meta dd {
  min-width: 0;
  color: #3a3833;
}

.topic-compare .section-title,
.topic-compare .section-lead {
  margin-bottom: 16px;
}

.topic-compare__note {
  margin-top: 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: #8d887e;
}

/* --------------------------------------------------------------------------
   pages · 方法说明
   -------------------------------------------------------------------------- */

.page-title-area {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 380px);
  gap: 44px;
  align-items: end;
}

.page-title-area__text {
  min-width: 0;
}

.page-title-area__index {
  font-family: "Inter", Arial, sans-serif;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: #985d42;
  margin-bottom: 16px;
}

.page-title-area__lead {
  margin-top: 18px;
  font-size: 17px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 34em;
}

.page-title-area__media {
  margin: 0;
  min-width: 0;
}

.page-title-area__media img {
  display: block;
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: 6px;
  background-color: #e5e0d6;
}

.page-title-area__caption {
  padding: 10px 2px 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: #8d887e;
}

.stage-timeline {
  border-left: 1px solid #cfc8bb;
  margin-left: 6px;
  padding-left: 26px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 26px;
}

.stage-item {
  position: relative;
  min-width: 0;
}

.stage-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 9px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: #985d42;
  box-shadow: 0 0 0 4px #f2efe8;
}

.stage-item__no {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #985d42;
  margin-bottom: 6px;
}

.stage-item__title {
  font-size: 21px;
  line-height: 1.4;
  margin-bottom: 8px;
}

.stage-item__desc {
  font-size: 16px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 42em;
  margin-bottom: 12px;
}

.stage-item__meta {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 8px 18px;
  font-size: 14.5px;
  line-height: 1.8;
}

.stage-item__meta dt {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #8d887e;
  padding-top: 2px;
}

.stage-item__meta dd {
  min-width: 0;
  color: #5e5b54;
}

.coop-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 26px;
}

.coop-list__item {
  min-width: 0;
  padding: 20px 22px;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  background-color: #fbf9f4;
}

.coop-list__title {
  font-size: 17px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.coop-list__desc {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px 36px;
  margin-top: 26px;
}

.principle-grid .principle-item {
  min-width: 0;
  padding-top: 18px;
  border-top: 2px solid #171715;
}

.principle-grid .principle-item__title {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.principle-grid .principle-item__desc {
  font-size: 15px;
  line-height: 1.85;
  color: #5e5b54;
}

.related-band__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}

.related-band__item {
  min-width: 0;
}

/* --------------------------------------------------------------------------
   pages · 问题条目
   -------------------------------------------------------------------------- */

.section--intro .section__text {
  margin-top: 0;
}

.section--faq .section__text {
  margin-bottom: 20px;
}

.faq-item {
  border-top: 1px solid #cfc8bb;
}

.faq-item:last-of-type {
  border-bottom: 1px solid #cfc8bb;
}

.faq-item__summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 2px;
  min-height: 44px;
  transition: color 0.18s ease;
}

.faq-item__summary:hover .faq-item__question {
  color: #985d42;
}

.faq-item__question {
  font-size: 17px;
  line-height: 1.6;
  font-weight: 600;
  color: #171715;
  min-width: 0;
  position: relative;
  padding-right: 26px;
}

.faq-item__question::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 12px;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid #985d42;
  border-bottom: 1.5px solid #985d42;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-item__question::after {
  transform: rotate(-135deg);
}

.faq-item__tag {
  flex-shrink: 0;
  font-family: "Inter", Arial, sans-serif;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: #985d42;
  border: 1px solid #cfc8bb;
  border-radius: 4px;
  padding: 2px 8px;
  margin-top: 3px;
  white-space: nowrap;
}

.faq-item__body {
  padding: 0 2px 22px;
}

.faq-item__body p {
  font-size: 15.5px;
  line-height: 1.9;
  color: #5e5b54;
  max-width: 40em;
}

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

/* --------------------------------------------------------------------------
   pages · 交付标准
   -------------------------------------------------------------------------- */

.std-principles .principle-list {
  margin-top: 26px;
}

.std-principles .principle-item {
  min-width: 0;
  padding: 20px 22px;
  border: 1px solid #cfc8bb;
  border-top: 2px solid #171715;
  border-radius: 6px;
  background-color: #fbf9f4;
}

.principle-item__index {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #985d42;
  margin-bottom: 8px;
}

.principle-item__title {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 10px;
}

.principle-item__standard {
  font-size: 15px;
  line-height: 1.85;
  color: #3a3833;
  margin-bottom: 8px;
}

.principle-item__check {
  font-size: 13.5px;
  line-height: 1.8;
  color: #8d887e;
  padding-top: 8px;
  border-top: 1px dashed #cfc8bb;
}

.std-checklist .table-wrap {
  margin-top: 22px;
}

.std-handover {
  margin-top: 56px;
}

.handover-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.handover-item {
  min-width: 0;
  padding-top: 16px;
  border-top: 1px solid #cfc8bb;
}

.handover-item__title {
  font-size: 17px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.handover-item__desc {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
}

/* --------------------------------------------------------------------------
   pages · 合作准备
   -------------------------------------------------------------------------- */

.prep-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 24px;
  border-top: 1px solid #cfc8bb;
}

.prep-item {
  padding: 24px 0;
  border-bottom: 1px solid #cfc8bb;
}

.prep-item__num {
  font-family: "Inter", Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #985d42;
  margin-bottom: 6px;
}

.prep-item__title {
  font-size: 20px;
  line-height: 1.45;
  margin-bottom: 10px;
}

.prep-item__body {
  font-size: 16px;
  line-height: 1.85;
  color: #3a3833;
  max-width: 42em;
  margin-bottom: 10px;
}

.prep-item__note {
  font-size: 14px;
  line-height: 1.8;
  color: #5e5b54;
  padding-left: 16px;
  position: relative;
  max-width: 42em;
}

.prep-item__note::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 1px;
  background-color: #cfc8bb;
}

.prep-item__note + .prep-item__note {
  margin-top: 6px;
}

.prep-item__label {
  display: inline-block;
  font-family: "Inter", Arial, sans-serif;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: #985d42;
  margin-right: 8px;
}

.align-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.align-card {
  min-width: 0;
  padding: 20px 22px;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  background-color: #fbf9f4;
}

.align-card__title {
  font-size: 17px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.align-card__body {
  font-size: 15px;
  line-height: 1.8;
  color: #5e5b54;
}

/* --------------------------------------------------------------------------
   pages · 404
   -------------------------------------------------------------------------- */

.error-main {
  padding-top: 64px;
}

.error-hero {
  border-bottom: 1px solid #cfc8bb;
  padding-bottom: 52px;
}

.error-hero__inner {
  max-width: 720px;
}

.error-hero__code {
  font-family: "Inter", Arial, sans-serif;
  font-size: 14px;
  letter-spacing: 0.2em;
  color: #985d42;
  margin-bottom: 18px;
}

.error-hero h1 {
  font-size: 48px;
  line-height: 1.24;
  margin-bottom: 18px;
}

.error-hero__lead {
  font-size: 17px;
  line-height: 1.9;
  color: #5e5b54;
  max-width: 34em;
}

.error-hero__actions {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 28px;
}

.error-hero__button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 26px;
  background-color: #171715;
  color: #f2efe8;
  font-size: 15px;
  letter-spacing: 0.04em;
  border-radius: 4px;
  border: 1px solid #171715;
  transition: background-color 0.18s ease, color 0.18s ease;
}

.error-hero__button:hover {
  background-color: #985d42;
  border-color: #985d42;
  color: #f2efe8;
}

.error-hero__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 15px;
  color: #171715;
  border-bottom: 1px solid #171715;
}

.error-hero__link:hover {
  color: #985d42;
  border-bottom-color: #985d42;
}

.error-routes {
  padding-top: 52px;
}

.error-routes h2 {
  font-size: 28px;
  line-height: 1.35;
  margin-bottom: 12px;
}

.error-routes__intro {
  font-size: 16px;
  line-height: 1.85;
  color: #5e5b54;
  max-width: 40em;
  margin-bottom: 28px;
}

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

.error-routes__item {
  min-width: 0;
  padding: 18px 20px;
  border: 1px solid #cfc8bb;
  border-radius: 6px;
  background-color: #fbf9f4;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.error-routes__item:hover {
  border-color: #985d42;
  background-color: #f6f2e9;
}

.error-routes__link {
  display: block;
  min-height: 24px;
  font-family: "Songti SC", "Noto Serif SC", "STSong", serif;
  font-size: 17px;
  font-weight: 600;
  color: #171715;
  margin-bottom: 6px;
}

.error-routes__text {
  font-size: 14px;
  line-height: 1.75;
  color: #5e5b54;
}

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

@media (max-width: 1024px) {
  .site-header__inner {
    padding: 0 24px;
  }

  .site-main {
    padding: 0 24px 80px;
  }

  .site-footer__inner {
    padding: 0 24px;
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .site-footer__brand,
  .footer-nav {
    grid-column: 1;
  }

  .site-footer__bottom {
    padding: 22px 24px 28px;
  }

  .main-nav__link {
    padding: 0 8px;
    font-size: 13.5px;
  }

  .hero__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }

  .hero__figure img {
    height: 360px;
  }

  .hero__title {
    font-size: 44px;
  }

  .page-hero__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-hero__figure img,
  .page-hero__media img {
    height: 260px;
  }

  .page-layout.sidebar-left {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .page-content,
  .page-detail,
  .sidebar-left .page-content,
  .sidebar-left .page-detail {
    max-width: none;
  }

  .question-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }

  .topic-feature {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .topic-feature__body {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .page-title-area {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }

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

@media (max-width: 768px) {
  body.site-body {
    font-size: 16px;
  }

  .site-header__inner {
    height: 60px;
    padding: 0 18px;
    gap: 12px;
  }

  .brand {
    font-size: 19px;
  }

  .nav-toggle {
    display: flex;
  }

  /* 移动导航：只收起列表本身，容器保持可见可点 */

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: block;
    padding: 0;
    background-color: #fbf9f4;
    border-bottom: 1px solid #cfc8bb;
    box-shadow: 0 18px 32px rgba(23, 23, 21, 0.12);
    max-height: calc(100vh - 60px);
    overflow-y: auto;
  }

  .main-nav__list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 6px 0 14px;
    width: 100%;
  }

  .main-nav__list.is-open {
    display: flex;
  }

  .main-nav__item {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    border-bottom: 1px solid #e0dacd;
  }

  .main-nav__link {
    flex: 1 1 auto;
    min-height: 48px;
    padding: 0 18px;
    font-size: 15px;
    letter-spacing: 0.06em;
    border-bottom: 0;
  }

  .main-nav__link.is-current {
    color: #985d42;
    border-bottom: 0;
  }

  .dropdown-toggle {
    width: 48px;
    height: 48px;
    margin-left: 0;
    border-left: 1px solid #e0dacd;
  }

  .dropdown-menu {
    position: static;
    flex: 1 1 100%;
    width: 100%;
    min-width: 0;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    background-color: #f2efe8;
    padding: 4px 0 8px;
  }

  .dropdown-menu li a {
    padding: 11px 34px;
    font-size: 14px;
  }

  .site-main {
    padding: 0 18px 64px;
  }

  .notice-bar__text {
    padding: 10px 56px 10px 18px;
    font-size: 12.5px;
  }

  .notice-bar__close {
    right: 8px;
  }

  .breadcrumb {
    padding-top: 18px;
    font-size: 12.5px;
  }

  .page-header {
    padding: 14px 0 24px;
    margin-bottom: 28px;
  }

  .page-title {
    font-size: 32px;
    line-height: 1.3;
  }

  .page-hero {
    padding-bottom: 30px;
    margin-bottom: 30px;
  }

  .page-hero__inner {
    padding-top: 22px;
    gap: 22px;
  }

  .page-hero__index {
    margin-bottom: 12px;
    font-size: 12px;
  }

  .page-hero__lead {
    margin-top: 14px;
    font-size: 15.5px;
  }

  .page-hero__figure img,
  .page-hero__media img {
    height: 210px;
  }

  .page-title-area__lead {
    margin-top: 14px;
    font-size: 15.5px;
  }

  .page-title-area__media img {
    height: 210px;
  }

  /* 手机端标题区：文字在前，配图在后 */

  .page-hero__inner,
  .page-title-area {
    display: flex;
    flex-direction: column;
    gap: 22px;
  }

  .page-hero__text,
  .page-hero__figure,
  .page-hero__media,
  .page-title-area__text,
  .page-title-area__media {
    width: 100%;
  }

  /* 手机端侧栏折叠块：置于正文之前但默认收起 */

  .sidebar-details__summary,
  .sidebar__summary,
  .aside-details__summary,
  .aside-tree__summary {
    display: block;
    min-height: 44px;
    padding: 12px 14px;
    background-color: #fbf9f4;
    border: 1px solid #cfc8bb;
    border-radius: 6px;
    position: relative;
  }

  .sidebar-details__summary::after,
  .sidebar__summary::after,
  .aside-details__summary::after,
  .aside-tree__summary::after {
    content: "";
    position: absolute;
    right: 16px;
    top: 20px;
    width: 7px;
    height: 7px;
    border-right: 1.5px solid #985d42;
    border-bottom: 1.5px solid #985d42;
    transform: rotate(45deg);
  }

  .sidebar-details[open] .sidebar-details__summary::after,
  .sidebar__details[open] .sidebar__summary::after,
  .aside-details[open] .aside-details__summary::after,
  .aside-tree[open] .aside-tree__summary::after {
    transform: rotate(-135deg);
  }

  .sidebar-details,
  .sidebar__details,
  .aside-details,
  .aside-tree {
    border-top: 0;
    padding-top: 0;
  }

  .sidebar-details nav,
  .sidebar__details nav,
  .aside-details nav,
  .aside-tree nav,
  .sidebar__details .sidebar__block,
  .sidebar__details .sidebar__nav {
    margin-top: 10px;
    padding: 12px 14px;
    background-color: #fbf9f4;
    border: 1px solid #cfc8bb;
    border-radius: 6px;
  }

  .sidebar-note {
    display: none;
  }

  .sidebar__details[open] .sidebar__block {
    margin-top: 10px;
  }

  /* 手机端正文顺序：H1 与正文在侧栏之前 */

  .page-layout.sidebar-left {
    display: flex;
    flex-direction: column;
    gap: 26px;
  }

  .page-layout.sidebar-left .page-aside,
  .page-layout.sidebar-left .page-sidebar,
  .page-layout.sidebar-left .sidebar {
    order: 2;
    width: 100%;
  }

  .page-layout.sidebar-left .page-content,
  .page-layout.sidebar-left .page-detail {
    order: 1;
    width: 100%;
    max-width: none;
  }

  .hero {
    padding: 30px 0 40px;
  }

  .hero__kicker {
    margin-bottom: 14px;
    font-size: 12px;
  }

  .hero__title {
    font-size: 34px;
    line-height: 1.28;
  }

  .hero__lead {
    margin-top: 16px;
    font-size: 15.5px;
  }

  .hero__actions {
    margin-top: 22px;
    gap: 12px 22px;
  }

  .hero__marks {
    margin-top: 26px;
    padding-top: 18px;
    gap: 8px 20px;
  }

  .hero__figure img {
    height: 240px;
  }

  .section {
    padding-top: 40px;
  }

  .section__head {
    margin-bottom: 24px;
  }

  .section__title {
    font-size: 23px;
  }

  .section__desc {
    font-size: 15px;
  }

  .entry-list__item {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 6px 14px;
    padding: 20px 0;
  }

  .entry-list__title {
    font-size: 19px;
  }

  .entry-list__desc {
    font-size: 15px;
  }

  .question-list__title {
    font-size: 17px;
  }

  .question-list__text {
    font-size: 15px;
  }

  .capability-list__item {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 4px 14px;
    padding: 16px 0;
  }

  .capability-list__name {
    font-size: 17px;
  }

  .capability-list__desc {
    grid-column: 2;
    font-size: 15px;
  }

  .topic-feature {
    padding-bottom: 26px;
  }

  .topic-feature__figure img {
    height: 210px;
  }

  .topic-feature__title {
    font-size: 21px;
  }

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

  .topic-list__item {
    padding: 20px 0;
  }

  .timeline {
    padding-left: 20px;
    gap: 24px;
  }

  .timeline__item::before {
    left: -25px;
  }

  .timeline__title {
    font-size: 19px;
  }

  .timeline__desc {
    font-size: 15px;
  }

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

  .cta-band {
    padding: 26px 22px;
    margin-top: 44px;
    gap: 18px;
  }

  .cta-band__title {
    font-size: 21px;
  }

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

  .content-section,
  .section {
    margin-bottom: 40px;
  }

  .service-entry {
    padding: 20px 0;
  }

  .service-entry__name {
    font-size: 19px;
  }

  .service-entry__meta,
  .topic-item__meta,
  .stage-item__meta {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .service-entry__meta dt,
  .topic-item__meta dt,
  .stage-item__meta dt {
    padding-top: 8px;
  }

  .compare-grid,
  .path-steps,
  .related-links,
  .coop-list,
  .principle-grid,
  .handover-list,
  .align-grid,
  .entry-band__grid,
  .entry-band__list,
  .related-band__links,
  .related-band__list,
  .error-routes__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .stage-timeline {
    padding-left: 20px;
    gap: 26px;
  }

  .stage-item::before {
    left: -25px;
  }

  .stage-item__title {
    font-size: 19px;
  }

  .stage-item__desc {
    font-size: 15px;
  }

  .faq-item__summary {
    padding: 16px 0;
    gap: 12px;
  }

  .faq-item__question {
    font-size: 16px;
    padding-right: 22px;
  }

  .faq-item__tag {
    font-size: 11px;
    padding: 1px 6px;
  }

  .prep-item {
    padding: 20px 0;
  }

  .prep-item__title {
    font-size: 18px;
  }

  .prep-item__body {
    font-size: 15px;
  }

  .entry-band,
  .related-band {
    margin-top: 44px;
    padding-top: 26px;
  }

  /* 表格在手机上转为逐项条目，避免窄格压缩 */

  .table-wrap,
  .compare-table-wrap {
    overflow-x: visible;
    border: 0;
    background-color: transparent;
  }

  .data-table,
  .compare-table,
  .data-table thead,
  .data-table tbody,
  .compare-table thead,
  .compare-table tbody {
    display: block;
    width: 100%;
  }

  .data-table thead,
  .compare-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .data-table__caption,
  .compare-table__caption {
    display: block;
    padding: 0 0 12px;
    border-bottom: 0;
    font-size: 12.5px;
  }

  .data-table tbody tr,
  .compare-table tbody tr {
    display: block;
    padding: 16px 18px;
    margin-bottom: 12px;
    background-color: #fbf9f4;
    border: 1px solid #cfc8bb;
    border-radius: 6px;
  }

  .data-table tbody td,
  .data-table tbody th,
  .compare-table tbody td,
  .compare-table tbody th {
    display: block;
    padding: 0;
    border-bottom: 0;
    font-size: 15px;
    line-height: 1.8;
  }

  .data-table tbody th {
    font-family: "Songti SC", "Noto Serif SC", "STSong", serif;
    font-size: 17px;
    margin-bottom: 6px;
  }

  .data-table tbody td + td,
  .compare-table tbody td + td {
    margin-top: 6px;
    color: #5e5b54;
  }

  .site-footer {
    padding-top: 44px;
  }

  .site-footer__inner {
    padding: 0 18px;
    gap: 28px;
  }

  .footer-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 20px;
  }

  .site-footer__bottom {
    padding: 20px 18px 26px;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .error-main {
    padding-top: 40px;
  }

  .error-hero {
    padding-bottom: 36px;
  }

  .error-hero h1 {
    font-size: 32px;
  }

  .error-hero__lead {
    font-size: 15.5px;
  }

  .error-routes {
    padding-top: 36px;
  }

  .error-routes h2 {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 程序验收反馈：移动端正文优先 */
@media (max-width: 768px) {
  .site-main :is(.page-content, .main-content, .content-main) {
    order: 1;
  }

  .site-main :is(aside, .sidebar) {
    order: 2;
  }
}

/* 程序验收反馈：移动端防溢出 */
@media (max-width: 768px) {
  .site-main,
  .site-main * {
    min-width: 0;
    max-width: 100%;
  }

  .site-main :is(h1, h2, h3, h4, p, a, span) {
    overflow-wrap: anywhere;
  }
}