/* ==========================================================================
   91黑料专区 · zhenfumedical.cn
   企业内容合规与品牌信息整理服务 · 全站样式表
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* ==========================================================================
   1. base — 变量、重置、排版基线
   ========================================================================== */

:root {
  --bg-page: #F5F7FA;
  --bg-surface: #FFFFFF;
  --text-main: #1B2430;
  --text-soft: #5A6675;
  --brand: #1F4E79;
  --accent: #0D8C7E;
  --accent-soft: #EEF3F8;
  --line: #E1E6EC;
  --line-strong: #CBD4DE;
  --radius: 6px;
  --header-h: 64px;
  --shell-w: 1200px;
  --read-w: 720px;
  --shadow-none: none;
  --font-stack: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

p {
  margin: 0;
  overflow-wrap: break-word;
}

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

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

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

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

a:hover {
  color: var(--accent);
}

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

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

/* 跳过导航链接：默认移出可视区，聚焦时回到左上角，绝不撑出横向滚动 */
.skip-link {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 200;
  display: inline-block;
  max-width: 100%;
  padding: 10px 16px;
  background: var(--brand);
  color: #FFFFFF;
  font-size: 14px;
  border-radius: 0 0 var(--radius) 0;
  transform: translateY(-120%);
}

.skip-link:focus {
  transform: translateY(0);
  color: #FFFFFF;
}

/* 轻量淡入：默认可见，仅在支持动画时做增强 */
.fade-in {
  animation: fadeIn 0.5s ease-out both;
}

@keyframes fadeIn {
  from {
    opacity: 0.35;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .fade-in {
    animation: none;
  }
}

/* ==========================================================================
   2. layout — 骨架：body / header / nav / main / footer
   ========================================================================== */

.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-wrap: break-word;
}

/* ---- 页头 ---- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: var(--shell-w);
  min-height: var(--header-h);
  margin: 0 auto;
  padding: 0 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--text-main);
  font-size: 17px;
  font-weight: 600;
}

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

.brand-mark {
  display: inline-block;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  background: var(--brand);
  box-shadow: inset 0 0 0 5px var(--accent);
}

.brand-name {
  white-space: nowrap;
}

/* ---- 主导航 ---- */

.primary-nav {
  flex: 1 1 auto;
  min-width: 0;
}

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

.nav-item {
  position: relative;
}

.nav-item > a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  color: var(--text-main);
  font-size: 15px;
  border-radius: var(--radius);
}

.nav-item > a:hover {
  color: var(--brand);
  background: var(--accent-soft);
}

.nav-item > a.is-current {
  color: var(--brand);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 0 var(--accent);
}

.nav-group-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 12px;
  color: var(--text-main);
  font-size: 15px;
  border-radius: var(--radius);
}

.nav-group-btn::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid var(--text-soft);
  border-bottom: 1.5px solid var(--text-soft);
  transform: rotate(45deg) translateY(-1px);
  transition: transform 0.18s ease;
}

.nav-group-btn:hover {
  color: var(--brand);
  background: var(--accent-soft);
}

.nav-has-group.is-open > .nav-group-btn {
  color: var(--brand);
}

.nav-has-group.is-open > .nav-group-btn::after {
  transform: rotate(-135deg) translateY(-1px);
}

.nav-group {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 120;
  display: none;
  width: 260px;
  padding: 12px 14px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.nav-has-group.is-open > .nav-group {
  display: block;
}

.nav-group-note {
  margin-bottom: 8px;
  padding-bottom: 8px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.6;
  border-bottom: 1px solid var(--line);
}

.nav-group ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-group ul a {
  display: block;
  min-height: 40px;
  padding: 8px 10px;
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.5;
  border-radius: var(--radius);
}

.nav-group ul a:hover {
  color: var(--brand);
  background: var(--accent-soft);
}

.nav-group ul a.is-current {
  color: var(--brand);
  font-weight: 600;
  background: var(--accent-soft);
}

/* 汉堡按钮：桌面隐藏 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-main);
  border-radius: 1px;
}

/* ---- 主区 ---- */

.site-main {
  flex: 1 1 auto;
  width: 100%;
  min-width: 0;
}

.inner-main {
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 28px 24px 72px;
}

.home-main {
  padding: 0 0 72px;
}

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

/* ---- 页脚 ---- */

.site-footer {
  margin-top: auto;
  background: var(--bg-surface);
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 32px;
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 44px 24px 32px;
}

.footer-brand {
  margin-bottom: 10px;
  color: var(--text-main);
  font-size: 16px;
  font-weight: 600;
}

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

.footer-title {
  margin-bottom: 12px;
  color: var(--text-main);
  font-size: 14px;
  font-weight: 600;
}

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

.footer-list a {
  display: inline-block;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.6;
}

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

.footer-bottom {
  border-top: 1px solid var(--line);
}

.footer-bottom p {
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 16px 24px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.7;
}

/* ==========================================================================
   3. components — 面包屑、标题区、按钮、链接、列表、折叠、侧栏
   ========================================================================== */

/* ---- 面包屑 ---- */

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 14px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.6;
}

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

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

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

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

/* ---- 页面标题区 ---- */

.page-header {
  margin-bottom: 20px;
}

.page-title {
  color: var(--text-main);
  font-size: 28px;
  font-weight: 600;
  line-height: 1.4;
}

.page-lead,
.page-title-note {
  max-width: var(--read-w);
  margin-bottom: 28px;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.page-eyebrow {
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
}

/* 内页标题区统一间距 */
.inner-main .page-title {
  margin-bottom: 12px;
}

/* ---- 通用区块标题 ---- */

.section-head {
  margin-bottom: 24px;
}

.section-head h2 {
  font-size: 22px;
}

.section-desc,
.section-note,
.section-lead,
.section-intro {
  margin-top: 8px;
  max-width: var(--read-w);
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.section-text {
  margin-top: 14px;
  max-width: var(--read-w);
  color: var(--text-main);
  font-size: 15px;
  line-height: 1.8;
}

.section-footnote {
  margin-top: 18px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
}

.section-more {
  margin-top: 20px;
}

/* ---- 按钮与文字链接 ---- */

.entry-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

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

.entry-btn-primary:hover {
  background: var(--accent);
  color: #FFFFFF;
}

.entry-btn-secondary {
  background: var(--bg-surface);
  color: var(--brand);
  border-color: var(--line-strong);
}

.entry-btn-secondary:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 22px;
  background: var(--brand);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius);
}

.btn-primary:hover {
  background: var(--accent);
  color: #FFFFFF;
}

.arrow-link,
.text-link,
.inline-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 500;
}

.arrow-link::after {
  content: "→";
  font-size: 13px;
  transition: transform 0.18s ease;
}

.arrow-link:hover::after {
  transform: translateX(3px);
}

.arrow-link:hover,
.text-link:hover,
.inline-link:hover {
  color: var(--accent);
}

.text-link {
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
}

.text-link:hover {
  border-bottom-color: var(--accent);
}

/* ---- 图片容器 ---- */

.content-figure,
.summary-visual,
.process-visual,
.scenario-figure,
.section-figure,
.page-media,
.hero-visual {
  overflow: hidden;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.content-figure img,
.summary-visual img,
.process-visual img,
.scenario-figure img,
.section-figure img,
.page-media img,
.hero-visual img {
  width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--accent-soft);
}

.content-figure figcaption,
.summary-visual figcaption,
.process-visual figcaption,
.scenario-figure figcaption,
.section-figure figcaption,
.page-media figcaption,
.hero-visual figcaption {
  padding: 10px 14px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.65;
  border-top: 1px solid var(--line);
}

/* ---- 折叠问答 ---- */

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

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

.faq-item summary {
  position: relative;
  padding: 16px 44px 16px 18px;
  color: var(--text-main);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 18px;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 18px;
  font-weight: 400;
  line-height: 1;
}

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

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

.faq-answer {
  padding: 14px 18px 18px;
}

.faq-answer p {
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

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

/* ---- 侧栏通用 ---- */

.aside-title,
.side-title {
  margin-bottom: 12px;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 600;
}

.aside-title + ul,
.side-title + ul {
  margin-bottom: 20px;
}

.side-title:not(:first-child) {
  margin-top: 22px;
}

/* ==========================================================================
   4. pages — 首页与各内页业务模块
   ========================================================================== */

/* ------------------------------------------------------------------
   4.1 首页 index.html
   ------------------------------------------------------------------ */

.hero {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 56px 24px;
}

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

.hero-eyebrow {
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
}

.hero-copy h1 {
  font-size: 34px;
  font-weight: 600;
  line-height: 1.35;
}

.hero-lead {
  margin-top: 16px;
  max-width: 560px;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.85;
}

.hero-entries {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.hero-note {
  margin-top: 18px;
  padding-top: 16px;
  max-width: 560px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.75;
  border-top: 1px solid var(--line);
}

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

.hero-visual img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---- 首页通用区块容器 ---- */

.section-inner {
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 56px 24px 0;
}

.capability-summary,
.scenario-index,
.process-digest,
.faq-teaser,
.closing-entry {
  padding-bottom: 8px;
}

/* ---- 能力摘要 ---- */

.summary-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 380px);
  gap: 40px;
  align-items: start;
}

.direction-rows {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.direction-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 4px 18px 0;
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.18s ease, padding-left 0.18s ease;
}

.direction-row:hover {
  padding-left: 12px;
  box-shadow: inset 3px 0 0 0 var(--accent);
}

.direction-info {
  min-width: 0;
}

.direction-info h3 {
  margin-bottom: 6px;
  font-size: 17px;
}

.direction-info p {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.direction-row .arrow-link {
  flex: 0 0 auto;
  white-space: nowrap;
}

.direction-fit {
  color: var(--text-soft);
  font-size: 13px;
}

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

.summary-visual img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---- 场景索引 ---- */

.scenario-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.scenario-col {
  min-width: 0;
  padding: 20px 20px 22px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.scenario-col h3 {
  margin-bottom: 12px;
  font-size: 17px;
}

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

.scenario-list li {
  position: relative;
  padding-left: 14px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

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

.scenario-tip {
  margin-top: 14px;
  padding-top: 12px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.7;
  border-top: 1px solid var(--line);
}

.scenario-col .arrow-link {
  margin-top: 12px;
}

/* ---- 流程摘要 ---- */

.phase-bar {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  counter-reset: none;
}

.phase-item {
  min-width: 0;
  padding: 18px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
}

.phase-index {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
}

.phase-item h3 {
  margin-bottom: 8px;
  font-size: 16px;
}

.phase-item p {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.process-visual {
  margin-top: 28px;
}

.process-visual img {
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

/* ---- 起步疑问 ---- */

.teaser-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.teaser-item {
  padding: 20px 4px;
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.18s ease, padding-left 0.18s ease;
}

.teaser-item:hover {
  padding-left: 12px;
  box-shadow: inset 3px 0 0 0 var(--accent);
}

.teaser-q {
  margin-bottom: 8px;
  color: var(--text-main);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
}

.teaser-a {
  max-width: var(--read-w);
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.teaser-item .arrow-link {
  margin-top: 12px;
}

/* ---- 收束入口 ---- */

.closing-entry {
  padding-bottom: 0;
}

.closing-entry .section-inner {
  padding-bottom: 56px;
}

.closing-entry h2 {
  margin-bottom: 22px;
  font-size: 22px;
}

.closing-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.closing-col {
  min-width: 0;
  padding: 26px 24px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.closing-col h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

.closing-col p {
  margin-bottom: 18px;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

/* ------------------------------------------------------------------
   4.2 服务能力 91hlzq/capability.html
   ------------------------------------------------------------------ */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 40px;
  align-items: start;
}

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

.sidebar-left .page-layout,
.page-layout.sidebar-left {
  grid-template-columns: 200px minmax(0, 1fr);
}

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

.directory-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.directory-item a {
  display: block;
  padding: 9px 10px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.5;
  border-radius: var(--radius);
}

.directory-item a:hover {
  color: var(--brand);
  background: var(--accent-soft);
}

.directory-item a.is-current {
  color: var(--brand);
  font-weight: 600;
  background: var(--accent-soft);
  box-shadow: inset 2px 0 0 0 var(--accent);
}

.directory-note {
  margin-top: 14px;
  padding-top: 12px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.7;
  border-top: 1px solid var(--line);
}

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

.service-sections > h2 {
  margin-bottom: 20px;
  font-size: 22px;
}

.service-section {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.service-section h3 {
  margin-bottom: 14px;
  font-size: 18px;
}

.condition-table {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.condition-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 16px;
  background: var(--bg-surface);
}

.condition-row + .condition-row {
  border-top: 1px solid var(--line);
}

.condition-row dt {
  color: var(--brand);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.75;
}

.condition-row dd {
  min-width: 0;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.service-sections .content-figure {
  margin: 28px 0;
}

.service-sections .content-figure img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.material-summary {
  margin-top: 32px;
  padding: 26px 24px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.material-summary h2 {
  margin-bottom: 8px;
  font-size: 20px;
}

.summary-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.summary-col {
  min-width: 0;
  padding-top: 14px;
  border-top: 2px solid var(--accent);
}

.summary-col h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

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

.summary-list li {
  position: relative;
  padding-left: 14px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

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

.excluded-types {
  margin-top: 32px;
}

.excluded-types h2 {
  margin-bottom: 8px;
  font-size: 20px;
}

.excluded-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.excluded-item {
  padding: 16px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--radius);
}

.excluded-item:hover {
  border-left-color: var(--accent);
}

.excluded-title {
  margin-bottom: 6px;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
}

.excluded-note {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.next-entry {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.next-entry h2 {
  margin-bottom: 18px;
  font-size: 20px;
}

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

.entry-block {
  min-width: 0;
  padding: 20px 20px 22px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.entry-block h3 {
  margin-bottom: 8px;
  font-size: 16px;
}

.entry-block p {
  margin-bottom: 14px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

/* ------------------------------------------------------------------
   4.3 场景方案 91hlzq/scenarios.html
   ------------------------------------------------------------------ */

.scenario-groups {
  max-width: 100%;
}

.scenario-groups > h2 {
  margin-bottom: 20px;
  font-size: 22px;
}

.scenario-item {
  padding: 26px 0 26px 20px;
  border-top: 1px solid var(--line);
  border-left: 2px solid transparent;
  transition: border-left-color 0.18s ease;
}

.scenario-item:hover {
  border-left-color: var(--accent);
}

.scenario-item h3 {
  margin-bottom: 10px;
  font-size: 19px;
}

.scenario-condition {
  max-width: var(--read-w);
  margin-bottom: 16px;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.scenario-block {
  max-width: var(--read-w);
  margin-bottom: 16px;
}

.scenario-block h4 {
  margin-bottom: 10px;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 600;
}

.scenario-map {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-bottom: 10px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
}

.scenario-map a {
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

.scenario-map a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.scenario-next {
  font-size: 14px;
}

.scenario-figure {
  margin: 18px 0;
  max-width: var(--read-w);
}

.scenario-figure img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.scenario-mapping {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.scenario-mapping h2 {
  margin-bottom: 8px;
  font-size: 22px;
}

.mapping-list {
  display: flex;
  flex-direction: column;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.mapping-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  padding: 14px 18px;
  background: var(--bg-surface);
}

.mapping-row + .mapping-row {
  border-top: 1px solid var(--line);
}

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

.mapping-direction {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
}

.mapping-direction a {
  color: var(--brand);
  border-bottom: 1px solid var(--line-strong);
}

.mapping-direction a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.first-actions {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.first-actions h2 {
  margin-bottom: 8px;
  font-size: 22px;
}

.action-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
  counter-reset: action;
}

.action-item {
  min-width: 0;
  padding: 20px 20px 22px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.action-item h3 {
  position: relative;
  margin-bottom: 10px;
  padding-left: 30px;
  font-size: 16px;
}

.action-item h3::before {
  counter-increment: action;
  content: counter(action);
  position: absolute;
  top: 0;
  left: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--accent-soft);
  color: var(--brand);
  font-size: 13px;
  font-weight: 600;
  border-radius: 50%;
}

.action-item p {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

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

.next-card {
  min-width: 0;
  padding: 22px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.next-card h3 {
  margin-bottom: 8px;
  font-size: 17px;
}

.next-card h3 a {
  color: var(--brand);
}

.next-card h3 a:hover {
  color: var(--accent);
}

.next-card p {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

/* ------------------------------------------------------------------
   4.4 合作流程 91hlzq/process.html
   ------------------------------------------------------------------ */

.page-title-section {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--line);
}

.page-title-section .container {
  padding-top: 32px;
  padding-bottom: 32px;
}

.page-title-section .page-lead {
  margin-bottom: 0;
}

.layout-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 44px;
  align-items: start;
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 32px 24px 72px;
}

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

.content-main .breadcrumb {
  margin-bottom: 14px;
}

.content-main .page-header {
  margin-bottom: 28px;
}

.phase-section {
  margin-bottom: 36px;
}

.phase-item {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.phase-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.phase-head .phase-index {
  margin-bottom: 0;
  padding: 2px 8px;
  background: var(--accent-soft);
  color: var(--brand);
  font-size: 13px;
  font-weight: 600;
  border-radius: 4px;
}

.phase-name {
  font-size: 18px;
}

.phase-detail {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.phase-detail dt {
  padding: 10px 16px 0;
  background: var(--bg-surface);
  color: var(--brand);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.7;
}

.phase-detail dd {
  padding: 4px 16px 12px;
  background: var(--bg-surface);
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.phase-detail dt + dd {
  border-bottom: 1px solid var(--line);
}

.phase-detail dd:last-child {
  border-bottom: 0;
}

.phase-section .content-figure {
  margin: 28px 0;
}

.phase-section .content-figure img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.scope-change-section,
.handover-section {
  margin-bottom: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.scope-change-section h2,
.handover-section h2 {
  font-size: 22px;
}

.change-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.change-col {
  min-width: 0;
  padding: 20px 20px 22px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.change-col-direct {
  border-top: 3px solid var(--accent);
}

.change-col-reconfirm {
  border-top: 3px solid var(--line-strong);
}

.change-title {
  margin-bottom: 12px;
  font-size: 16px;
}

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

.change-list li {
  position: relative;
  padding-left: 14px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

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

.principle-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.handover-section .principle-item {
  padding: 16px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--radius);
}

.handover-section .principle-item:hover {
  border-left-color: var(--accent);
}

.principle-name {
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 600;
}

.handover-section .principle-item p {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.content-side {
  min-width: 0;
  position: sticky;
  top: calc(var(--header-h) + 20px);
  padding: 18px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.side-index-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.side-index-list a {
  display: block;
  padding: 7px 10px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.55;
  border-radius: var(--radius);
}

.side-index-list a:hover {
  color: var(--brand);
  background: var(--accent-soft);
}

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

.side-checklist li {
  position: relative;
  padding-left: 14px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.7;
}

.side-checklist li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
}

.side-entry {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.side-entry-text {
  margin-bottom: 8px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.7;
}

.related-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}

.related-links-item {
  display: flex;
  gap: 8px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
}

.related-links-label {
  flex: 0 0 auto;
  color: var(--text-main);
  font-weight: 600;
}

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

/* ------------------------------------------------------------------
   4.5 常见问题 91hlzq/faq.html
   ------------------------------------------------------------------ */

.page-media {
  max-width: var(--read-w);
  margin-bottom: 32px;
}

.page-media img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.faq-group {
  margin-bottom: 32px;
}

.group-head {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.group-head h2 {
  margin-bottom: 6px;
  font-size: 20px;
}

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

.entry-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.entry-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 14px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.entry-list a {
  color: var(--brand);
  font-size: 15px;
  font-weight: 600;
}

.entry-list a:hover {
  color: var(--accent);
}

.entry-list span {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
}

/* ------------------------------------------------------------------
   4.6 服务边界 91hlzq/boundaries.html
   ------------------------------------------------------------------ */

.page-layout .content-aside {
  min-width: 0;
  position: sticky;
  top: calc(var(--header-h) + 20px);
  padding: 18px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.boundary-section {
  margin-bottom: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.boundary-section:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.boundary-section h2 {
  margin-bottom: 8px;
  font-size: 22px;
}

.clause-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.clause-item {
  padding: 16px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--radius);
}

.clause-item:hover {
  border-left-color: var(--accent);
}

.clause-lead {
  margin-bottom: 6px;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
}

.clause-note {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.boundary-section .section-figure {
  margin: 24px 0;
}

.boundary-section .section-figure img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.boundary-section .principle-item {
  padding: 16px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
  border-radius: var(--radius);
}

.boundary-section .principle-item:hover {
  border-left-color: var(--accent);
}

.principle-lead {
  margin-bottom: 6px;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
}

.principle-note {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

.aside-point-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.aside-point-item {
  position: relative;
  padding-left: 16px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.75;
}

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

.aside-entry {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.aside-entry-text {
  margin-bottom: 8px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.7;
}

/* ------------------------------------------------------------------
   4.7 404 页
   ------------------------------------------------------------------ */

.error-main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 32px;
  width: 100%;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 64px 24px 80px;
}

.error-panel {
  width: 100%;
  max-width: var(--read-w);
  padding: 32px 28px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.error-code {
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
}

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

.error-text {
  margin-bottom: 22px;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.8;
}

.error-guide {
  width: 100%;
  max-width: var(--read-w);
}

.error-guide-title {
  margin-bottom: 16px;
  font-size: 20px;
}

.error-guide-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.error-guide-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 14px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.error-guide-list a {
  color: var(--brand);
  font-size: 15px;
  font-weight: 600;
}

.error-guide-list a:hover {
  color: var(--accent);
}

.error-guide-list span {
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
}

/* ==========================================================================
   5. responsive — 1080px / 768px / 480px
   ========================================================================== */

@media (max-width: 1080px) {
  .hero-inner {
    gap: 36px;
  }

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

  .summary-visual {
    max-width: 520px;
  }

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

  .page-layout,
  .sidebar-left .page-layout,
  .page-layout.sidebar-left {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

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

  .content-side,
  .page-layout .content-aside {
    position: static;
  }

  .direction-directory {
    position: static;
  }

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

  .scenario-col:last-child {
    grid-column: 1 / -1;
  }

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

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

  .action-item:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
    padding: 36px 24px 26px;
  }
}

@media (max-width: 768px) {
  /* ---- 移动导航 ---- */

  .header-inner {
    flex-wrap: wrap;
    gap: 12px;
    padding: 10px 18px;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

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

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 8px 0 12px;
    border-top: 1px solid var(--line);
  }

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

  .nav-item > a,
  .nav-group-btn {
    justify-content: space-between;
    width: 100%;
    min-height: 44px;
    padding: 10px 8px;
    font-size: 15px;
  }

  .nav-item > a.is-current {
    box-shadow: inset 3px 0 0 0 var(--accent);
  }

  .nav-group {
    position: static;
    width: 100%;
    margin: 4px 0 8px;
    padding: 10px 12px 12px;
    border-radius: var(--radius);
  }

  .nav-has-group.is-open > .nav-group {
    display: block;
  }

  /* ---- 骨架 ---- */

  .inner-main {
    padding: 20px 18px 56px;
  }

  .container {
    padding: 0 18px;
  }

  .section-inner {
    padding: 40px 18px 0;
  }

  .home-main {
    padding-bottom: 48px;
  }

  /* ---- 标题层级 ---- */

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

  .hero-copy h1 {
    font-size: 26px;
  }

  .section-head h2,
  .service-sections > h2,
  .scenario-groups > h2,
  .scenario-mapping h2,
  .first-actions h2,
  .scope-change-section h2,
  .handover-section h2,
  .boundary-section h2,
  .closing-entry h2 {
    font-size: 20px;
  }

  /* ---- 首页 ---- */

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding: 36px 18px;
  }

  .hero-copy h1 {
    line-height: 1.4;
  }

  .hero-entries {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-entries .entry-btn {
    width: 100%;
  }

  .scenario-columns,
  .summary-columns,
  .action-list,
  .closing-columns,
  .entry-pair,
  .next-entry-grid,
  .change-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .scenario-col:last-child,
  .action-item:last-child {
    grid-column: auto;
  }

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

  .direction-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .direction-row:hover {
    padding-left: 10px;
  }

  /* ---- 内页 ---- */

  .condition-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .condition-row dt {
    padding-bottom: 2px;
  }

  .mapping-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .scenario-item {
    padding: 22px 0 22px 14px;
  }

  .material-summary {
    padding: 20px 16px;
  }

  .faq-item summary {
    padding: 14px 40px 14px 14px;
    font-size: 15px;
  }

  .faq-answer {
    padding: 12px 14px 16px;
  }

  .page-title-section .container {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .layout-shell {
    padding: 24px 18px 56px;
  }

  .error-main {
    padding: 40px 18px 56px;
  }

  .error-panel {
    padding: 24px 20px;
  }

  /* ---- 页脚 ---- */

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding: 32px 18px 24px;
  }

  .footer-bottom p {
    padding: 14px 18px;
  }
}

@media (max-width: 480px) {
  .brand {
    font-size: 16px;
  }

  .hero-copy h1 {
    font-size: 24px;
  }

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

  .teaser-item:hover,
  .direction-row:hover,
  .clause-item:hover {
    padding-left: 0;
    box-shadow: none;
  }

  .teaser-item:hover {
    padding-left: 10px;
    box-shadow: inset 3px 0 0 0 var(--accent);
  }

  .entry-list li,
  .error-guide-list li {
    padding: 12px 14px;
  }
}