/* ==========================================================================
   91福利 · 企业服务官网 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. base —— 变量、重置、排版基准
   -------------------------------------------------------------------------- */
:root {
  --c-page: #F4F6F3;
  --c-panel: #FFFFFF;
  --c-ink: #1B2A33;
  --c-ink-2: #5A6B75;
  --c-brand: #2F6F63;
  --c-brand-soft: #D8E7E2;
  --c-line: #D5DEDA;
  --c-note: #B4743A;
  --w-container: 1120px;
  --w-read: 760px;
  --r-sm: 4px;
  --r-md: 8px;
  --shadow-panel: 0 1px 2px rgba(27, 42, 51, 0.05);
}

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

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

body {
  margin: 0;
  background-color: var(--c-page);
  color: var(--c-ink);
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  color: var(--c-ink);
  font-weight: 600;
  line-height: 1.35;
}

p {
  margin: 0 0 14px;
}

p:last-child {
  margin-bottom: 0;
}

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

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

a:hover {
  text-decoration: underline;
}

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

figure {
  margin: 0;
}

dl,
dd,
dt {
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
}

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

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-brand);
  border-radius: var(--r-sm);
  color: var(--c-brand);
  font-size: 14px;
  transition: top 0.15s ease;
}

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

/* --------------------------------------------------------------------------
   2. layout —— 容器、全站骨架
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--w-container);
  margin: 0 auto;
  padding: 0 24px;
}

.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--c-page);
  color: var(--c-ink);
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

.site-main {
  flex: 1 1 auto;
  display: block;
}

/* 页头：品牌带 + 主导航 + 当前位置，三层固定结构 */
.site-header {
  background-color: var(--c-panel);
  border-bottom: 1px solid var(--c-line);
}

.brand-bar {
  border-bottom: 1px solid var(--c-line);
}

.brand-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
}

.brand {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  color: var(--c-ink);
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
}

.brand__name {
  font-size: 22px;
  font-weight: 700;
  color: var(--c-brand);
  line-height: 1.3;
}

.brand__slogan {
  font-size: 14px;
  color: var(--c-ink-2);
  line-height: 1.4;
}

/* 主导航：桌面横向，手机折叠 */
.primary-nav {
  background-color: var(--c-panel);
}

.primary-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.primary-nav__list {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 2px;
}

.primary-nav__item a {
  display: block;
  padding: 14px 16px;
  color: var(--c-ink);
  font-size: 15px;
  line-height: 1.4;
  border-bottom: 3px solid transparent;
  text-decoration: none;
}

.primary-nav__item a:hover {
  color: var(--c-brand);
  border-bottom-color: var(--c-brand-soft);
  text-decoration: none;
}

.primary-nav__item a.is-current {
  color: var(--c-brand);
  font-weight: 600;
  border-bottom-color: var(--c-brand);
}

.nav-cta {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 18px;
  background-color: var(--c-brand);
  border: 1px solid var(--c-brand);
  border-radius: var(--r-sm);
  color: #FFFFFF;
  font-size: 15px;
  text-decoration: none;
}

.nav-cta:hover {
  background-color: #275C52;
  color: #FFFFFF;
  text-decoration: none;
}

.nav-cta.is-current {
  background-color: #275C52;
  box-shadow: inset 0 0 0 2px var(--c-brand-soft);
}

.nav-toggle {
  display: none;
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  padding: 12px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background-color: var(--c-ink);
  border-radius: 1px;
}

.nav-toggle__bar:first-child {
  margin-top: 0;
}

.nav-toggle__bar:last-child {
  margin-bottom: 0;
}

.nav-location {
  background-color: var(--c-page);
  border-top: 1px solid var(--c-line);
}

.nav-location__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 10px;
  padding-top: 8px;
  padding-bottom: 8px;
  font-size: 13px;
  color: var(--c-ink-2);
}

.nav-location__label {
  color: var(--c-ink-2);
}

.nav-location__current {
  color: var(--c-brand);
  font-weight: 600;
}

/* 页脚：四列分区加底部横条 */
.site-footer {
  margin-top: 48px;
  background-color: var(--c-panel);
  border-top: 1px solid var(--c-line);
}

.footer__inner {
  padding-top: 40px;
  padding-bottom: 24px;
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--c-line);
}

.footer__col {
  min-width: 0;
}

.footer__title {
  margin-bottom: 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-ink);
}

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

.footer__list a {
  color: var(--c-ink-2);
  font-size: 14px;
  text-decoration: none;
}

.footer__list a:hover {
  color: var(--c-brand);
  text-decoration: underline;
}

.footer__note {
  margin: 0;
  color: var(--c-ink-2);
  font-size: 14px;
  line-height: 1.7;
}

.footer__bottom {
  padding-top: 18px;
}

.footer__brand {
  margin: 0 0 6px;
  color: var(--c-ink);
  font-size: 14px;
  font-weight: 600;
}

.footer__copy {
  margin: 0;
  color: var(--c-ink-2);
  font-size: 13px;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   3. components —— 通用模块
   -------------------------------------------------------------------------- */

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 22px;
  border: 1px solid var(--c-brand);
  border-radius: var(--r-sm);
  font-size: 15px;
  line-height: 1.4;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn--primary {
  background-color: var(--c-brand);
  color: #FFFFFF;
}

.btn--primary:hover {
  background-color: #275C52;
  border-color: #275C52;
  color: #FFFFFF;
  text-decoration: none;
}

.btn--ghost {
  background-color: var(--c-panel);
  color: var(--c-brand);
}

.btn--ghost:hover {
  background-color: var(--c-brand-soft);
  text-decoration: none;
}

/* 更多入口 */
.link-more {
  display: inline-block;
  color: var(--c-brand);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--c-brand-soft);
  padding-bottom: 2px;
}

.link-more:hover {
  border-bottom-color: var(--c-brand);
  text-decoration: none;
}

.section__more {
  margin: 22px 0 0;
}

/* 面包屑 */
.breadcrumb {
  max-width: var(--w-container);
  margin: 0 auto;
  padding: 14px 24px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--c-ink-2);
}

.breadcrumb a {
  color: var(--c-ink-2);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--c-brand);
  text-decoration: underline;
}

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

.breadcrumb-current {
  color: var(--c-ink);
}

/* 页面标题区（内页统一） */
.page-header {
  background-color: var(--c-panel);
  border-bottom: 1px solid var(--c-line);
}

.page-title {
  max-width: var(--w-container);
  margin: 0 auto;
  padding: 22px 24px 20px;
  font-size: 36px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--c-ink);
}

.page-head {
  padding: 24px 0 0;
}

.page-head__lead {
  max-width: var(--w-read);
  margin: 0;
  color: var(--c-ink-2);
  font-size: 16px;
  line-height: 1.8;
}

/* 通用 section 头部 */
.section__head,
.section-head {
  margin-bottom: 24px;
}

.section__head h2,
.section-head__title,
.section-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--c-ink);
}

.section__intro,
.section-head__desc,
.section-intro,
.section-lead {
  max-width: var(--w-read);
  margin: 10px 0 0;
  color: var(--c-ink-2);
  font-size: 15px;
  line-height: 1.8;
}

/* 通栏图片 */
.media-figure,
.feature-media__figure,
.feature-image__figure,
.cooperate-media__figure,
.role-media__figure {
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.media-figure img,
.feature-media__figure img,
.feature-image__figure img,
.cooperate-media__figure img,
.role-media__figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.media-figure__caption,
.feature-media__caption,
.feature-image__caption,
.cooperate-media__caption,
.role-media__caption {
  padding: 10px 16px;
  background-color: var(--c-page);
  border-top: 1px solid var(--c-line);
  color: var(--c-ink-2);
  font-size: 13px;
  line-height: 1.7;
}

/* 相关入口列表 */
.related-links {
  padding: 40px 0 0;
}

.related-links__title {
  font-size: 22px;
  margin-bottom: 16px;
}

.related-links__list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.related-links__item {
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-panel);
}

.related-links__item a {
  display: inline-block;
  color: var(--c-brand);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
}

.related-links__item a:hover {
  text-decoration: underline;
}

.related-links__desc {
  margin: 8px 0 0;
  color: var(--c-ink-2);
  font-size: 14px;
  line-height: 1.7;
}

/* 上一项 / 下一项 */
.prev-next {
  padding: 32px 0 0;
}

.prev-next__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
}

.prev-next__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  color: var(--c-brand);
  font-size: 15px;
  text-decoration: none;
}

.prev-next__link:hover {
  border-color: var(--c-brand);
  text-decoration: none;
}

.prev-next__link--next {
  margin-left: auto;
}

/* --------------------------------------------------------------------------
   4. pages —— 首页
   -------------------------------------------------------------------------- */

/* 首屏服务路径 */
.hero {
  background-color: var(--c-panel);
  border-bottom: 1px solid var(--c-line);
  padding: 44px 0 48px;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.hero__content {
  min-width: 0;
}

.hero__eyebrow {
  margin: 0 0 12px;
  color: var(--c-brand);
  font-size: 14px;
  font-weight: 600;
}

.hero__content h1 {
  font-size: 36px;
  font-weight: 600;
  line-height: 1.32;
  color: var(--c-ink);
}

.hero__lead {
  margin: 16px 0 0;
  max-width: 520px;
  color: var(--c-ink-2);
  font-size: 16px;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.path-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--c-line);
}

.path-steps__item {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.path-steps__num {
  font-size: 22px;
  font-weight: 700;
  color: var(--c-brand);
  line-height: 1.2;
}

.path-steps__text {
  color: var(--c-ink-2);
  font-size: 14px;
  line-height: 1.7;
}

.hero__media {
  min-width: 0;
  background-color: var(--c-page);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.hero__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero__caption {
  padding: 10px 16px;
  background-color: var(--c-panel);
  border-top: 1px solid var(--c-line);
  color: var(--c-ink-2);
  font-size: 13px;
  line-height: 1.7;
}

/* 首页各区块通用节奏 */
.section {
  padding: 48px 0 0;
}

.section--precheck {
  padding-bottom: 8px;
}

/* 服务目录速览 */
.directory-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 32px;
  border-top: 1px solid var(--c-line);
}

.directory-list__item {
  min-width: 0;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  grid-template-rows: auto auto;
  column-gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--c-line);
}

.directory-list__num {
  grid-row: 1 / span 2;
  font-size: 20px;
  font-weight: 700;
  color: var(--c-brand);
  line-height: 1.4;
}

.directory-list__name {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-ink);
}

.directory-list__desc {
  margin: 4px 0 0;
  color: var(--c-ink-2);
  font-size: 14px;
  line-height: 1.7;
}

/* 精选服务卡片 */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.featured-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-panel);
}

.featured-card__media {
  background-color: var(--c-page);
  border-bottom: 1px solid var(--c-line);
}

.featured-card__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.featured-card__name {
  margin: 16px 18px 0;
  font-size: 18px;
  font-weight: 600;
}

.featured-card__meta {
  margin: 12px 18px 18px;
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 6px 12px;
  font-size: 14px;
}

.featured-card__meta dt {
  color: var(--c-ink-2);
}

.featured-card__meta dd {
  margin: 0;
  color: var(--c-ink);
  line-height: 1.7;
}

/* 服务分类总览面板 */
.catalog-panels {
  display: grid;
  gap: 14px;
}

.catalog-panel {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.catalog-panel:hover,
.catalog-panel:focus-within {
  background-color: var(--c-brand-soft);
  border-color: var(--c-brand);
  box-shadow: inset 3px 0 0 var(--c-brand);
}

.catalog-panel__name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}

.catalog-panel__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px 28px;
}

.catalog-panel__col {
  min-width: 0;
}

.catalog-panel__label {
  margin: 0 0 6px;
  color: var(--c-ink-2);
  font-size: 13px;
  font-weight: 600;
}

.catalog-panel__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.catalog-panel__list li {
  padding: 3px 10px;
  background-color: var(--c-page);
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  color: var(--c-ink);
  font-size: 13px;
  line-height: 1.6;
}

.catalog-panel__signal {
  margin: 0;
  color: var(--c-ink-2);
  font-size: 14px;
  line-height: 1.75;
}

/* 交付过程时间轴（首页四段横向） */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.timeline__stage {
  min-width: 0;
  padding: 18px 18px 20px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-brand);
  border-radius: var(--r-md);
}

.timeline__num {
  display: block;
  font-size: 26px;
  font-weight: 700;
  color: var(--c-brand);
  line-height: 1.2;
  margin-bottom: 8px;
}

.timeline__name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}

.timeline__roles {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 6px 10px;
  font-size: 13.5px;
}

.timeline__roles dt {
  color: var(--c-ink-2);
}

.timeline__roles dd {
  margin: 0;
  color: var(--c-ink);
  line-height: 1.7;
}

/* 服务角色双列对照 */
.roles-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.roles-column {
  min-width: 0;
  padding: 20px 22px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.roles-column__title {
  font-size: 17px;
  font-weight: 600;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--c-line);
}

.roles-column__list {
  display: grid;
  gap: 12px;
}

.roles-column__item {
  min-width: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-ink-2);
}

.roles-column__role {
  display: block;
  color: var(--c-ink);
  font-weight: 600;
  font-size: 15px;
}

/* 专题解读入口 */
.topic-list {
  display: grid;
  gap: 14px;
}

.topic-item {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.topic-item__title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.topic-item__summary {
  margin: 0 0 10px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

.topic-item__link {
  margin: 0;
  font-size: 14.5px;
}

/* 启动前须确认事项摘要 */
.precheck-summary {
  padding: 0;
}

.precheck-summary__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 24px;
}

.precheck-summary__item {
  min-width: 0;
  padding: 14px 16px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-note);
  border-radius: var(--r-sm);
  color: var(--c-ink);
  font-size: 14.5px;
  line-height: 1.75;
}

.precheck-summary__more {
  margin: 18px 0 0;
}

/* --------------------------------------------------------------------------
   5. pages —— 内页公共与各页模块
   -------------------------------------------------------------------------- */

/* 内页主内容统一宽度与间距 */
.inner-main {
  padding-bottom: 8px;
}

.inner-main > .page-head {
  padding-top: 22px;
}

.inner-main .section-title {
  font-size: 24px;
}

/* 精选服务页 */
.featured-services {
  padding-top: 36px;
}

.feature-media {
  padding-top: 28px;
}

.feature-media--secondary {
  padding-top: 40px;
}

.service-list {
  padding-top: 40px;
}

.service-item {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  gap: 24px 32px;
  padding: 22px 0;
  border-top: 1px solid var(--c-line);
}

.service-item:last-child {
  border-bottom: 1px solid var(--c-line);
}

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

.service-item__index {
  display: inline-block;
  margin-bottom: 6px;
  color: var(--c-brand);
  font-size: 14px;
  font-weight: 700;
}

.service-item__title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.service-item__desc {
  margin: 0 0 12px;
  color: var(--c-ink);
  font-size: 15px;
  line-height: 1.8;
}

.service-item__list {
  display: grid;
  gap: 8px;
}

.service-item__list li {
  position: relative;
  padding-left: 18px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

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

.service-item__side {
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--c-page);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.service-item__side-title {
  margin: 0 0 6px;
  color: var(--c-brand);
  font-size: 13px;
  font-weight: 600;
}

.service-item__side p {
  margin: 0 0 14px;
  color: var(--c-ink);
  font-size: 14.5px;
  line-height: 1.75;
}

.service-item__side p:last-child {
  margin-bottom: 0;
}

/* 对应关系入口 */
.cross-links {
  padding-top: 40px;
}

.cross-links__list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.cross-links__item {
  min-width: 0;
  padding: 16px 18px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.cross-links__link {
  display: inline-block;
  color: var(--c-brand);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
}

.cross-links__link:hover {
  text-decoration: underline;
}

.cross-links__desc {
  margin: 8px 0 0;
  color: var(--c-ink-2);
  font-size: 14px;
  line-height: 1.7;
}

/* 服务分类页 */
.category-anchor-bar {
  background-color: var(--c-panel);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.category-anchor-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.category-anchor-bar__label {
  color: var(--c-ink-2);
  font-size: 13px;
  font-weight: 600;
}

.category-anchor-bar__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.category-anchor-bar__list a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 14px;
  background-color: var(--c-page);
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
  color: var(--c-ink);
  font-size: 14px;
  text-decoration: none;
}

.category-anchor-bar__list a:hover {
  background-color: var(--c-brand-soft);
  border-color: var(--c-brand);
  color: var(--c-brand);
  text-decoration: none;
}

.category-figure {
  padding-top: 28px;
}

.category-panels {
  padding-top: 32px;
  display: grid;
  gap: 20px;
}

.category-panel {
  min-width: 0;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: background-color 0.15s ease, box-shadow 0.15s ease;
}

.category-panel:hover,
.category-panel:focus-within {
  background-color: var(--c-brand-soft);
  box-shadow: inset 3px 0 0 var(--c-brand);
}

.category-panel__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--c-line);
}

.category-panel__index {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-brand);
  line-height: 1.3;
}

.category-panel__name {
  font-size: 19px;
  font-weight: 600;
}

.category-panel__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px 32px;
  padding: 18px 22px 22px;
}

.category-panel__col {
  min-width: 0;
}

.category-panel__subtitle {
  margin: 0 0 8px;
  color: var(--c-ink);
  font-size: 14px;
  font-weight: 600;
}

.category-panel__subtitle--exclude {
  margin-top: 14px;
  color: var(--c-note);
}

.category-panel__text {
  margin: 0;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

.item-list {
  display: grid;
  gap: 8px;
}

.item-list li {
  position: relative;
  padding-left: 18px;
  color: var(--c-ink);
  font-size: 14.5px;
  line-height: 1.75;
}

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

/* 分类组合提示块 */
.filter-note {
  padding-top: 32px;
}

.filter-note__inner {
  padding: 20px 22px;
  background-color: var(--c-brand-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.filter-note__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  color: var(--c-ink);
}

.filter-note__lead {
  margin: 0 0 12px;
  color: var(--c-ink);
  font-size: 14.5px;
  line-height: 1.75;
}

.filter-note__list {
  display: grid;
  gap: 8px;
}

.filter-note__list li {
  position: relative;
  padding-left: 18px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

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

/* 交付过程页 */
.stage-timeline {
  padding-top: 36px;
}

.stage-list {
  display: grid;
  gap: 0;
}

.stage-item {
  min-width: 0;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--c-line);
}

.stage-item:last-child {
  border-bottom: 1px solid var(--c-line);
}

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

.stage-item__num {
  display: block;
  font-size: 44px;
  font-weight: 700;
  color: var(--c-brand);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.stage-item__body {
  min-width: 0;
  max-width: var(--w-read);
}

.stage-item__name {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.stage-item__text {
  margin: 0 0 14px;
  color: var(--c-ink);
  font-size: 15px;
  line-height: 1.8;
}

.stage-item__roles {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 8px 14px;
  font-size: 14.5px;
}

.stage-item__roles dt {
  color: var(--c-ink-2);
}

.stage-item__roles dd {
  margin: 0;
  color: var(--c-ink);
  line-height: 1.75;
}

.stage-role {
  font-size: 14.5px;
}

.process-media {
  padding-top: 36px;
}

.materials-checklist {
  padding-top: 40px;
}

.checklist {
  display: grid;
  gap: 16px;
}

.checklist__row {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.checklist__stage {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-line);
}

.checklist__items {
  display: grid;
  gap: 8px;
}

.checklist__items li {
  position: relative;
  padding-left: 18px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

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

.output-list {
  padding-top: 40px;
}

.output-list__items {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.output-item {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.output-item__name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.output-item__text {
  margin: 0 0 8px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

.output-item__confirm {
  margin: 0;
  padding-top: 8px;
  border-top: 1px dashed var(--c-line);
  color: var(--c-note);
  font-size: 13.5px;
  line-height: 1.7;
}

/* 服务角色页 */
.page-layout {
  display: block;
  padding-top: 36px;
}

.role-columns {
  min-width: 0;
}

.role-columns__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.role-column {
  min-width: 0;
  padding: 20px 22px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.role-column--client {
  border-top: 3px solid var(--c-brand);
}

.role-column--service {
  border-top: 3px solid var(--c-note);
}

.role-column__title {
  font-size: 17px;
  font-weight: 600;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--c-line);
}

.role-list {
  display: grid;
  gap: 14px;
}

.role-item {
  min-width: 0;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--c-line);
}

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

.role-item__name {
  display: block;
  color: var(--c-ink);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.role-item__duty {
  margin: 0 0 4px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

.role-item__note {
  margin: 0;
  color: var(--c-ink-2);
  font-size: 13.5px;
  line-height: 1.7;
}

.role-media {
  padding-top: 40px;
}

.communication-notes {
  padding-top: 40px;
}

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

.communication-item {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.communication-item__title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.communication-item__desc {
  margin: 0;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

/* 专题解读页 */
.feature-image {
  padding-top: 28px;
}

.topic-list .topic-panel {
  min-width: 0;
  padding: 20px 22px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

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

.topic-panel__index {
  display: inline-block;
  margin-bottom: 6px;
  color: var(--c-brand);
  font-size: 14px;
  font-weight: 700;
}

.topic-panel__title {
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 10px;
}

.topic-panel__summary {
  margin: 0 0 16px;
  color: var(--c-ink);
  font-size: 15px;
  line-height: 1.8;
}

.topic-panel__block {
  min-width: 0;
  padding: 14px 16px;
  background-color: var(--c-page);
  border: 1px solid var(--c-line);
  border-radius: var(--r-sm);
}

.topic-panel__block + .topic-panel__block {
  margin-top: 12px;
}

.topic-panel__label {
  margin: 0 0 8px;
  color: var(--c-brand);
  font-size: 14px;
  font-weight: 600;
}

.topic-panel__points {
  display: grid;
  gap: 8px;
}

.topic-panel__points li {
  position: relative;
  padding-left: 18px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

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

.topic-panel__advice {
  margin: 14px 0 0;
  padding: 12px 14px;
  background-color: var(--c-brand-soft);
  border-left: 3px solid var(--c-brand);
  border-radius: var(--r-sm);
  color: var(--c-ink);
  font-size: 14.5px;
  line-height: 1.75;
}

.topic-panel__link {
  margin: 14px 0 0;
  font-size: 14.5px;
}

/* 合作申请页 */
.cooperate-media {
  padding-top: 28px;
}

.precheck-summary__panel {
  padding: 22px 24px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-note);
  border-radius: var(--r-md);
}

.precheck-detail {
  padding-top: 40px;
}

.precheck-item {
  min-width: 0;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.precheck-item + .precheck-item {
  margin-top: 12px;
}

.precheck-item__details {
  min-width: 0;
}

.precheck-item__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 14px 20px;
  color: var(--c-ink);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
}

.precheck-item__summary::-webkit-details-marker {
  display: none;
}

.precheck-item__summary::before {
  content: "+";
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--c-brand-soft);
  border-radius: 50%;
  color: var(--c-brand);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
}

.precheck-item__details[open] .precheck-item__summary::before {
  content: "–";
}

.precheck-item__summary:hover {
  color: var(--c-brand);
}

.precheck-item__body {
  padding: 14px 20px 18px 52px;
  border-top: 1px solid var(--c-line);
}

.precheck-item__body p {
  margin: 0 0 10px;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.8;
}

.precheck-item__body p:last-child {
  margin-bottom: 0;
}

.start-steps {
  padding-top: 40px;
}

.start-steps__list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.start-steps__item {
  min-width: 0;
  padding: 18px 20px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.start-steps__num {
  display: block;
  margin-bottom: 8px;
  color: var(--c-brand);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
}

.start-steps__name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.start-steps__text {
  margin: 0;
  color: var(--c-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

/* 404 页 */
.error-main {
  padding: 60px 0 20px;
}

.error-main__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 32px;
  align-items: start;
}

.error-panel {
  min-width: 0;
  padding: 28px 30px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.error-panel__code {
  margin: 0 0 10px;
  color: var(--c-brand);
  font-size: 44px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.error-panel__title {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 12px;
}

.error-panel__desc {
  margin: 0 0 22px;
  max-width: var(--w-read);
  color: var(--c-ink-2);
  font-size: 15px;
  line-height: 1.8;
}

.error-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.error-links {
  min-width: 0;
  padding: 22px 24px;
  background-color: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}

.error-links__title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--c-line);
}

.error-links__list {
  display: grid;
  gap: 10px;
}

.error-links__list a {
  display: inline-block;
  min-height: 32px;
  color: var(--c-brand);
  font-size: 15px;
  text-decoration: none;
}

.error-links__list a:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   6. responsive —— 900px 与 600px 断点
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .container {
    padding: 0 18px;
  }

  .breadcrumb,
  .page-title {
    padding-left: 18px;
    padding-right: 18px;
  }

  /* 主导航折叠为汉堡菜单 */
  .nav-toggle {
    display: block;
  }

  .primary-nav__inner {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .primary-nav__list {
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 6px 0;
  }

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

  .primary-nav__item a {
    min-height: 48px;
    display: flex;
    align-items: center;
    padding: 12px 4px;
    border-bottom: 1px solid var(--c-line);
  }

  .primary-nav__item a.is-current {
    border-bottom-color: var(--c-brand);
  }

  .nav-cta {
    margin: 10px 0 14px;
    min-height: 48px;
  }

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

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

  .hero__content h1 {
    font-size: 30px;
  }

  .hero__lead {
    max-width: none;
  }

  .featured-grid,
  .cross-links__list,
  .communication-list,
  .related-links__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .service-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

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

@media (max-width: 600px) {
  body {
    font-size: 15.5px;
  }

  .brand-bar__inner {
    min-height: 60px;
    gap: 10px;
  }

  .brand__name {
    font-size: 19px;
  }

  .brand__slogan {
    font-size: 13px;
  }

  .page-title {
    font-size: 26px;
    padding-top: 18px;
    padding-bottom: 16px;
  }

  .section__head h2,
  .section-head__title,
  .section-title,
  .inner-main .section-title {
    font-size: 20px;
  }

  .hero {
    padding: 30px 0 34px;
  }

  .hero__content h1 {
    font-size: 26px;
  }

  .path-steps {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .section {
    padding-top: 34px;
  }

  .featured-grid,
  .cross-links__list,
  .communication-list,
  .related-links__list,
  .output-list__items,
  .roles-columns,
  .role-columns__grid,
  .catalog-panel__cols,
  .category-panel__body,
  .precheck-summary__list,
  .timeline,
  .start-steps__list,
  .footer__cols {
    grid-template-columns: minmax(0, 1fr);
  }

  .directory-list__item {
    grid-template-columns: 34px minmax(0, 1fr);
    column-gap: 10px;
  }

  .stage-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .stage-item__num {
    font-size: 34px;
  }

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

  .stage-item__roles dd {
    margin-bottom: 8px;
  }

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

  .timeline__roles dd {
    margin-bottom: 8px;
  }

  .featured-card__meta {
    grid-template-columns: 68px minmax(0, 1fr);
  }

  .service-item__side {
    padding: 14px 16px;
  }

  .category-panel__head,
  .category-panel__body,
  .precheck-summary__panel,
  .error-panel {
    padding-left: 16px;
    padding-right: 16px;
  }

  .precheck-item__body {
    padding-left: 20px;
  }

  .prev-next__inner {
    flex-direction: column;
  }

  .prev-next__link--next {
    margin-left: 0;
  }

  .media-figure img,
  .feature-media__figure img,
  .feature-image__figure img,
  .cooperate-media__figure img,
  .role-media__figure img {
    aspect-ratio: 16 / 10;
  }

  .hero__media img {
    aspect-ratio: 16 / 11;
  }

  .error-panel__code {
    font-size: 34px;
  }

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

/* 动效增强：仅在支持且未要求减少动效时启用，不影响初始可见性 */
@media (prefers-reduced-motion: no-preference) {
  .featured-card,
  .catalog-panel,
  .timeline__stage,
  .roles-column,
  .topic-item,
  .topic-panel,
  .service-item,
  .checklist__row,
  .output-item,
  .role-column,
  .communication-item,
  .start-steps__item {
    transition: background-color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  }

  .featured-card:hover,
  .timeline__stage:hover,
  .roles-column:hover,
  .topic-item:hover,
  .topic-panel:hover,
  .checklist__row:hover,
  .output-item:hover,
  .role-column:hover,
  .communication-item:hover,
  .start-steps__item:hover {
    border-color: var(--c-brand);
    box-shadow: var(--shadow-panel);
  }
}