/* =========================================================
   吃瓜不打烊 kanchangshu.com
   全站样式表
   分组：base / layout / components / pages / responsive
   ========================================================= */

/* ---------------------------------------------------------
   base：变量、重置、基础排版
   --------------------------------------------------------- */
:root {
  --c-bg: #F7F4EA;
  --c-green-deep: #1F4D33;
  --c-green: #2F7D4F;
  --c-green-soft: #DCE6D8;
  --c-yellow: #E9A93A;
  --c-ink: #3A3226;
  --c-ink-soft: #6B6153;
  --c-line: #D8D3C4;
  --c-line-soft: #E7E3D6;
  --c-surface: #FFFFFF;
  --c-surface-alt: #FBF9F2;
  --radius: 6px;
  --radius-sm: 4px;
  --container: 1160px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", "WenQuanYi Micro Hei", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", "Courier New", monospace;
}

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

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

body {
  margin: 0;
  background-color: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.8;
  font-weight: 400;
}

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

p {
  margin: 0;
}

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

dl,
dd,
dt,
figure,
figcaption {
  margin: 0;
}

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

a {
  color: var(--c-green);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.18s ease;
}

a:hover {
  color: var(--c-green-deep);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--c-green);
  outline-offset: 2px;
}

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

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

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

/* ---------------------------------------------------------
   layout：容器、主骨架、页头、页脚、主内容
   --------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.8;
}

.site-main {
  flex: 1 0 auto;
  display: block;
  padding-bottom: 56px;
}

/* 页头：两行结构，第一行品牌与汉堡，第二行主导航 */
.site-header {
  background-color: var(--c-surface);
  border-bottom: 1px solid var(--c-line);
}

.site-header__inner {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.site-header__brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0 12px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
}

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

.brand__name {
  font-size: 21px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--c-green-deep);
}

.brand__slogan {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--c-ink-soft);
}

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

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--c-green-deep);
}

/* 主导航 */
.site-nav {
  border-top: 1px solid var(--c-line-soft);
}

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

.primary-nav__item {
  display: block;
}

.primary-nav__link {
  display: block;
  padding: 12px 14px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 3px solid transparent;
}

.primary-nav__link:hover {
  color: var(--c-green-deep);
  background-color: var(--c-surface-alt);
  text-decoration: none;
}

.primary-nav__link.is-current {
  color: var(--c-green-deep);
  font-weight: 600;
  border-bottom-color: var(--c-green);
}

/* 页脚 */
.site-footer {
  background-color: var(--c-green-deep);
  color: #E4EADF;
  font-size: 14px;
  margin-top: auto;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: 28px;
  padding-top: 40px;
  padding-bottom: 28px;
}

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

.site-footer__name {
  font-size: 17px;
  font-weight: 600;
  color: #FFFFFF;
}

.site-footer__intro {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.75;
  color: #C3D2C4;
}

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

.site-footer__title {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  color: #FFFFFF;
}

.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.site-footer__list a {
  display: inline-block;
  font-size: 13.5px;
  line-height: 1.7;
  color: #C3D2C4;
  text-decoration: none;
}

.site-footer__list a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.site-footer__bottom {
  padding-top: 14px;
  padding-bottom: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.site-footer__bottom p {
  font-size: 12.5px;
  line-height: 1.7;
  color: #A9BCAC;
}

/* ---------------------------------------------------------
   components：公告条、面包屑、标题区、表格、列表、链接、折叠
   --------------------------------------------------------- */

/* 公告条 */
.notice-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 9px 24px;
  background-color: var(--c-yellow);
  color: #3A3226;
}

.notice-bar__text {
  font-size: 13.5px;
  line-height: 1.6;
}

.notice-bar__close {
  flex: none;
  width: 28px;
  height: 28px;
  font-size: 17px;
  line-height: 1;
  color: #3A3226;
  border: 1px solid rgba(58, 50, 38, 0.35);
  border-radius: 50%;
}

.notice-bar__close:hover {
  background-color: rgba(255, 255, 255, 0.4);
}

.notice-bar[hidden] {
  display: none;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 24px 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink-soft);
}

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

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

.breadcrumb-sep {
  color: #B3AB99;
}

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

/* 页面标题区（统一 H1 视觉） */
.page-header {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px 0;
}

.page-title {
  font-size: 34px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--c-green-deep);
}

/* 内页用途说明条 */
.page-head {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.page-head__inner {
  padding: 14px 0 0;
}

.page-head__note {
  max-width: 760px;
  padding-top: 12px;
  border-top: 1px solid var(--c-line);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-ink-soft);
}

/* 内页导语区 */
.page-hero {
  display: block;
}

.page-hero__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px 24px 0;
}

.page-hero__lead,
.page-hero__desc,
.page-hero__text,
.page-hero__main {
  max-width: 760px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-ink);
}

.page-hero__note {
  max-width: 760px;
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.page-hero__head {
  max-width: 760px;
}

/* 通用区块与标题 */
.section {
  padding: 44px 0 0;
}

.section-title,
.section__title {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--c-green-deep);
}

.section-desc,
.section__intro,
.section__lead,
.section-lead,
.section-intro {
  max-width: 760px;
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-ink-soft);
}

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

.section__head {
  margin-bottom: 20px;
}

.sub-title {
  margin-top: 22px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.section-foot {
  margin-top: 18px;
  font-size: 14.5px;
}

/* 表格通用 */
.table-scroll,
.table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-surface);
}

.data-table {
  width: 100%;
  min-width: 640px;
  font-size: 14px;
}

.data-table__caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 13px;
  color: var(--c-ink-soft);
  border-bottom: 1px solid var(--c-line-soft);
}

.data-table thead th {
  padding: 11px 14px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--c-green-deep);
  background-color: var(--c-green-soft);
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.data-table tbody td,
.data-table tbody th {
  padding: 11px 14px;
  font-size: 14px;
  line-height: 1.7;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line-soft);
}

.data-table tbody tr:nth-child(even) td,
.data-table tbody tr:nth-child(even) th {
  background-color: var(--c-surface-alt);
}

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

.data-table__rowhead {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--c-green-deep);
  white-space: nowrap;
}

/* 字段表：字段名列等宽字体 */
.data-table--fields tbody th {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--c-green-deep);
  white-space: nowrap;
}

.data-table--fields tbody td {
  min-width: 220px;
}

/* 对比表：首列固定 */
.data-table--compare tbody th {
  font-weight: 600;
  color: var(--c-green-deep);
  white-space: nowrap;
}

/* 来源注释 */
.source-note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.source-note__text {
  padding: 12px 14px;
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-sm);
}

/* 说明块 */
.note-block {
  max-width: 760px;
  padding: 12px 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-ink-soft);
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-sm);
}

/* 链接样式 */
.link-strong {
  display: inline-block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-green);
  text-decoration: underline;
}

.link-strong:hover {
  color: var(--c-green-deep);
}

.link-more {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
  color: var(--c-green);
}

/* 入口条 */
.entry-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  align-items: center;
  margin-top: 18px;
  padding: 14px 16px;
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.entry-bar__text {
  font-size: 14px;
  color: var(--c-ink-soft);
}

.entry-bar__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

/* 步骤列表（内页纵向） */
.step-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}

.step-list__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 14px 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.step-list__no,
.step-list__index,
.step-list__num {
  grid-row: 1 / span 3;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.7;
  color: var(--c-yellow);
}

.step-list__name,
.step-list__title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.step-list__text,
.step-list__desc {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ink);
}

/* 要点列表 */
.point-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.point-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.8;
}

.point-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  background-color: var(--c-green);
  border-radius: 50%;
}

/* 勾选列表 */
.check-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.check-list__item {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.8;
}

.check-list__item::before {
  content: "·";
  position: absolute;
  left: 4px;
  top: -1px;
  font-size: 20px;
  line-height: 1.6;
  color: var(--c-green);
}

/* 提示列表 */
.tip-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.tip-list__item {
  padding: 12px 14px;
  font-size: 14.5px;
  line-height: 1.8;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-left: 3px solid var(--c-yellow);
  border-radius: var(--radius-sm);
}

/* 条目列表 */
.item-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.item-list__item {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.8;
}

.item-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  background-color: var(--c-yellow);
  border-radius: 50%;
}

/* 入口链接列表 */
.entry-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 14px;
}

.entry-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  align-items: center;
  margin-top: 14px;
}

.entry-list__item a,
.entry-links__item a,
.link-list__item a {
  font-size: 14.5px;
}

.related-entry__text {
  max-width: 760px;
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-ink-soft);
}

/* 侧栏通用：默认主内容在前，aside 在后 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
  padding-top: 26px;
}

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

.page-layout__aside,
.page-layout__side,
.page-side,
.sidebar {
  min-width: 0;
}

/* 锚点目录 */
.anchor-nav,
.side-nav {
  padding: 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.anchor-nav__title,
.side-nav__title,
.related-links__title,
.side-entry__title,
.aside-block__title,
.side-note__title {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.anchor-nav__list,
.side-nav__list,
.related-links__list,
.side-entry__list,
.doc-list,
.link-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.anchor-nav__link,
.anchor-nav__list a,
.side-nav__list a,
.related-links__list a,
.side-entry__list a {
  display: block;
  padding: 6px 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-ink);
  text-decoration: none;
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.anchor-nav__link:hover,
.anchor-nav__list a:hover,
.side-nav__list a:hover,
.related-links__list a:hover,
.side-entry__list a:hover {
  color: var(--c-green-deep);
  background-color: var(--c-surface-alt);
  text-decoration: none;
}

.anchor-nav__link.is-active,
.anchor-nav__list a.is-active,
.side-nav__list a.is-active {
  color: var(--c-green-deep);
  font-weight: 600;
  border-left-color: var(--c-green);
  background-color: var(--c-green-soft);
}

/* 侧栏区块 */
.aside-block,
.side-entry,
.side-note {
  margin-top: 20px;
  padding: 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.aside-block:first-child,
.side-entry:first-child,
.side-note:first-child {
  margin-top: 0;
}

.aside-block__lead {
  margin-bottom: 10px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.side-note p {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.doc-list__item,
.link-list__item {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.75;
}

.doc-list__item::before,
.link-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background-color: var(--c-green);
  border-radius: 50%;
}

/* 图片与图注 */
.media-figure,
.media-block,
.content-figure,
.section-figure,
.section__media,
.hero__media {
  overflow: hidden;
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.media-figure img,
.media-block img,
.content-figure img,
.section-figure img,
.section__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background-color: var(--c-green-soft);
}

.media-figure figcaption,
.media-block figcaption,
.content-figure figcaption,
.section-figure figcaption,
.section__caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink-soft);
  border-top: 1px solid var(--c-line-soft);
}

/* 双栏说明 */
.two-column,
.split-block,
.split-cols,
.role-columns {
  display: grid;
  gap: 24px;
  margin-top: 16px;
}

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

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

.two-column__main,
.two-column__side,
.split-block__col,
.split-col,
.role-col {
  min-width: 0;
  padding: 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.split-block__title,
.split-col__title,
.role-col__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.split-block__col p {
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.8;
}

.split-block__col p:first-of-type {
  margin-top: 0;
}

/* 折叠条目 */
.faq__list,
.faq-group__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq__item,
.faq-item {
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.faq__question,
.faq-item__summary {
  position: relative;
  padding: 13px 44px 13px 16px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-green-deep);
  cursor: pointer;
  list-style: none;
}

.faq__question::-webkit-details-marker,
.faq-item__summary::-webkit-details-marker {
  display: none;
}

.faq__question::after,
.faq-item__summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--c-green);
}

details[open] > .faq__question::after,
details[open] > .faq-item__summary::after {
  content: "−";
}

.faq__answer,
.faq-item__body {
  padding: 12px 16px 14px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-ink);
  border-top: 1px solid var(--c-line-soft);
}

.faq-item__body p + p {
  margin-top: 8px;
}

.faq-item__link {
  margin-top: 8px;
  font-size: 14px;
}

/* ---------------------------------------------------------
   pages：首页
   --------------------------------------------------------- */
.home-main {
  padding-bottom: 56px;
}

.hero {
  padding: 36px 0 4px;
  background-color: var(--c-surface);
  border-bottom: 1px solid var(--c-line);
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding-bottom: 36px;
}

.hero__content {
  min-width: 0;
}

.hero__eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--c-green-deep);
  background-color: var(--c-green-soft);
  border-radius: var(--radius-sm);
}

.hero__title {
  font-size: 34px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--c-green-deep);
}

.hero__lead {
  max-width: 620px;
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-ink);
}

.hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 20px;
}

.hero__media {
  min-width: 0;
}

.hero__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background-color: var(--c-green-soft);
}

.hero__caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink-soft);
  border-top: 1px solid var(--c-line-soft);
}

/* 能力概览 */
.capability__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.capability__item {
  padding: 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-top: 3px solid var(--c-green);
  border-radius: var(--radius);
}

.capability__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-yellow);
}

.capability__name {
  margin-top: 4px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.capability__text {
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ink);
}

.capability__note {
  margin-top: 16px;
  padding: 12px 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-ink-soft);
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-sm);
}

/* 品类预览：房型式条目 */
.catalog-row {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  padding: 20px 0;
  border-bottom: 1px solid var(--c-line-soft);
}

.catalog-row:first-of-type {
  border-top: 1px solid var(--c-line-soft);
}

.catalog-row__media {
  min-width: 0;
  overflow: hidden;
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.catalog-row__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background-color: var(--c-green-soft);
}

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

.catalog-row__name {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.catalog-row__facts {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 4px 12px;
  margin-top: 10px;
}

.catalog-row__facts dt {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.catalog-row__facts dd {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ink);
}

/* 首页合作流程：横向步骤条 */
.process .step-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.process .step-list__item {
  display: block;
  padding: 16px;
  border-top: 3px solid var(--c-green);
}

.process .step-list__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-yellow);
}

.process .step-list__name {
  margin-top: 4px;
}

.process .step-list__text {
  margin-top: 8px;
}

/* 首页交付与单据两栏 */
.delivery__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  margin-top: 18px;
}

.delivery__main,
.delivery__aside {
  min-width: 0;
}

.delivery__main p {
  font-size: 14.5px;
  line-height: 1.85;
}

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

.delivery__media {
  margin-top: 16px;
  overflow: hidden;
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.delivery__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background-color: var(--c-green-soft);
}

.aside-title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.aside-foot {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

/* 首页批次字段摘要与字段列表 */
.batch-summary .table-scroll {
  margin-top: 18px;
}

.field-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.field-list__item {
  padding: 12px 14px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius-sm);
}

.field-list__name {
  display: block;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--c-green-deep);
}

.field-list__desc {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-ink);
}

/* 首页合作对接入口 */
.cooperation-entry p {
  max-width: 760px;
  font-size: 14.5px;
  line-height: 1.85;
}

.cooperation-entry .field-list {
  max-width: 760px;
}

/* ---------------------------------------------------------
   pages：品类目录
   --------------------------------------------------------- */
.catalog-group,
.catalog-compare,
.catalog-fit {
  padding-top: 26px;
}

.catalog-entry {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  padding: 20px 0;
  border-bottom: 1px solid var(--c-line-soft);
}

.catalog-entry:first-of-type {
  border-top: 1px solid var(--c-line-soft);
}

.catalog-entry__media {
  min-width: 0;
  overflow: hidden;
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.catalog-entry__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background-color: var(--c-green-soft);
}

.catalog-entry__caption {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ink-soft);
  border-top: 1px solid var(--c-line-soft);
}

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

.catalog-entry__title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.catalog-entry__facts {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 4px 12px;
  margin-top: 10px;
}

.catalog-entry__facts dt {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}

.catalog-entry__facts dd {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ink);
}

.catalog-entry__link {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
}

.catalog-fit__link {
  margin-top: 16px;
  font-size: 14.5px;
}

/* 品类目录侧栏 */
.sidebar .anchor-nav,
.sidebar .related-links {
  margin-top: 20px;
}

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

.sidebar .related-links {
  padding: 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

/* ---------------------------------------------------------
   pages：分级标准
   --------------------------------------------------------- */
.sidebar-left .page-layout__inner {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  max-width: var(--container);
  margin: 0 auto;
  padding: 26px 24px 0;
}

.sidebar-left .page-side {
  min-width: 0;
}

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

.content-section {
  padding-top: 30px;
}

.content-section:first-child {
  padding-top: 0;
}

.content-section p {
  max-width: 760px;
  margin-top: 10px;
  font-size: 14.5px;
  line-height: 1.85;
}

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

.content-section .table-wrap {
  margin-top: 16px;
}

/* ---------------------------------------------------------
   pages：批次记录
   --------------------------------------------------------- */
.record-figure {
  padding-top: 24px;
}

.record-figure .media-figure {
  max-width: 900px;
}

.record-fields,
.record-path,
.record-check,
.related-entry {
  padding-top: 34px;
}

.record-fields .table-wrap,
.record-path .step-list {
  margin-top: 16px;
}

.record-fields .data-table {
  min-width: 720px;
}

.record-check .split-block {
  margin-top: 16px;
}

/* ---------------------------------------------------------
   pages：交付与单据
   --------------------------------------------------------- */
.packing-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.packing-list__item {
  padding: 14px 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-left: 3px solid var(--c-green);
  border-radius: var(--radius-sm);
}

.packing-list__name {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.packing-list__desc {
  margin-top: 6px;
  font-size: 14.5px;
  line-height: 1.8;
}

.packing-list__channel {
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.section--note .note-block {
  margin-top: 12px;
}

/* ---------------------------------------------------------
   pages：合作流程
   --------------------------------------------------------- */
.flow-steps {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}

.flow-step {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.flow-step__index {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-yellow);
}

.flow-step__body {
  min-width: 0;
}

.flow-step__title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.flow-step__desc {
  margin-top: 6px;
  font-size: 14.5px;
  line-height: 1.8;
}

.flow-step__output {
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}

.section--fields .table-wrap {
  margin-top: 16px;
}

.section--split .split-cols {
  margin-top: 16px;
}

.section--links .entry-list {
  margin-top: 14px;
}

/* ---------------------------------------------------------
   pages：服务能力
   --------------------------------------------------------- */
.capability-roles,
.capability-practice,
.capability-review,
.capability-links {
  padding-top: 30px;
}

.capability-roles:first-child {
  padding-top: 0;
}

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

.role-col__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.8;
}

.role-col__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  background-color: var(--c-green);
  border-radius: 50%;
}

.capability-practice .section-figure {
  margin-top: 16px;
}

.practice-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.practice-item {
  padding: 14px 16px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.practice-item__name {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.practice-item p {
  margin-top: 6px;
  font-size: 14.5px;
  line-height: 1.8;
}

.review-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.review-step {
  padding: 14px 16px;
  background-color: var(--c-surface-alt);
  border: 1px solid var(--c-line-soft);
  border-top: 3px solid var(--c-yellow);
  border-radius: var(--radius);
}

.review-step__name {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-green-deep);
}

.review-step p {
  margin-top: 6px;
  font-size: 14.5px;
  line-height: 1.8;
}

.capability-links .entry-links {
  margin-top: 14px;
}

/* ---------------------------------------------------------
   pages：问题排查
   --------------------------------------------------------- */
.troubleshoot-intro {
  padding-top: 22px;
}

.troubleshoot-intro .media-figure {
  max-width: 900px;
}

.troubleshoot-nav {
  padding-top: 24px;
}

.troubleshoot-nav__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.troubleshoot-nav__link {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-ink);
  background-color: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 999px;
  text-decoration: none;
}

.troubleshoot-nav__link:hover {
  color: var(--c-green-deep);
  border-color: var(--c-green);
  text-decoration: none;
}

.troubleshoot-nav__link.is-active {
  color: #FFFFFF;
  background-color: var(--c-green);
  border-color: var(--c-green);
}

.troubleshoot-body {
  padding-top: 8px;
}

.faq-group {
  padding-top: 30px;
}

.faq-group__head {
  margin-bottom: 12px;
}

.faq-group__title {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--c-green-deep);
}

.faq-group__desc {
  max-width: 760px;
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-ink-soft);
}

.troubleshoot-entry {
  padding-top: 40px;
}

.troubleshoot-entry__inner {
  padding: 20px;
  background-color: var(--c-surface);
  border: 1px solid var(--c-line-soft);
  border-radius: var(--radius);
}

.troubleshoot-entry__title {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--c-green-deep);
}

.troubleshoot-entry__text {
  max-width: 760px;
  margin-top: 10px;
  font-size: 14.5px;
  line-height: 1.85;
}

.troubleshoot-entry__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 14px;
  font-size: 14.5px;
}

/* ---------------------------------------------------------
   pages：404
   --------------------------------------------------------- */
.error-main {
  padding: 60px 0 70px;
}

.error-main__inner {
  max-width: 760px;
}

.error-main__code {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 600;
  line-height: 1.2;
  color: var(--c-yellow);
}

.error-main__title {
  margin-top: 8px;
  font-size: 34px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--c-green-deep);
}

.error-main__text {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-ink);
}

.error-main__links {
  margin-top: 28px;
}

.error-main__links-title {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--c-green-deep);
}

.error-main__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px 24px;
  margin-top: 14px;
}

.error-main__list a {
  font-size: 14.5px;
}

/* ---------------------------------------------------------
   responsive：960px / 640px
   --------------------------------------------------------- */
@media (max-width: 960px) {
  .site-header__brand {
    padding: 12px 0;
  }

  .nav-toggle {
    display: flex;
  }

  /* 手机端：只收起列表本身，父容器保持可见 */
  .site-nav {
    border-top: 1px solid var(--c-line-soft);
  }

  .primary-nav__list {
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 6px 0 12px;
  }

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

  .primary-nav__item {
    width: 100%;
  }

  .primary-nav__link {
    min-height: 48px;
    padding: 13px 4px;
    border-bottom: 1px solid var(--c-line-soft);
    border-left: 3px solid transparent;
  }

  .primary-nav__link.is-current {
    border-bottom-color: var(--c-line-soft);
    border-left-color: var(--c-green);
  }

  .page-layout,
  .sidebar-left .page-layout__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .page-layout__aside,
  .page-layout__side,
  .sidebar,
  .page-side {
    order: 2;
  }

  .page-layout__main,
  .page-content {
    order: 1;
  }

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

  .hero__media {
    order: 2;
  }

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

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

  .two-column,
  .split-block,
  .split-cols,
  .role-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .site-footer__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

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

@media (max-width: 640px) {
  .container,
  .site-header__inner,
  .breadcrumb,
  .page-header,
  .page-head,
  .page-hero__inner,
  .sidebar-left .page-layout__inner {
    padding-left: 16px;
    padding-right: 16px;
  }

  .page-title,
  .hero__title,
  .error-main__title {
    font-size: 26px;
  }

  .section-title,
  .section__title,
  .faq-group__title,
  .troubleshoot-entry__title,
  .error-main__links-title {
    font-size: 19px;
  }

  .brand__name {
    font-size: 19px;
  }

  .brand__slogan {
    font-size: 12px;
  }

  .notice-bar {
    padding: 8px 16px;
    gap: 8px;
  }

  .notice-bar__text {
    font-size: 12.5px;
  }

  .hero {
    padding-top: 24px;
  }

  .section {
    padding-top: 34px;
  }

  .capability__list,
  .practice-list,
  .review-steps,
  .error-main__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .catalog-row__facts,
  .catalog-entry__facts {
    grid-template-columns: 84px minmax(0, 1fr);
  }

  .flow-step {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 10px;
  }

  .step-list__item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 4px 10px;
  }

  .troubleshoot-nav__list {
    gap: 6px;
  }

  .troubleshoot-nav__link {
    padding: 8px 12px;
    font-size: 13.5px;
  }

  .site-footer__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
    padding-top: 32px;
  }

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

  .data-table {
    min-width: 560px;
  }
}

/* 尊重减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}