/* ============================================================
   吾爱吃瓜官网 整站样式
   文化场馆风：暖白墙面、深色墨迹文字、铜色细线展签感
   ============================================================ */

/* ------------------------------------------------------------
   Base — 基础变量、重置、字体与色彩
   ------------------------------------------------------------ */

:root {
  --color-bg: #F4EFE6;
  --color-ink: #1C1A17;
  --color-bronze: #A56A3B;
  --color-line: #D9CDB8;
  --color-gray: #3E3A34;
  --color-white: #FFFFFF;
  --color-bg-deep: #EDE6D8;
  --color-bg-soft: #F8F4EC;
  --font-serif: Georgia, "Songti SC", "SimSun", serif;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "SF Mono", Consolas, monospace;
  --container-width: 1200px;
  --header-height: 72px;
  --page-header-height: 160px;
  --radius-small: 4px;
  --radius-card: 8px;
  --transition-speed: 0.25s;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-bronze);
  text-decoration: none;
  transition: color var(--transition-speed) ease;
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-serif);
  font-weight: normal;
  line-height: 1.4;
}

h1 {
  font-size: 32px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

p {
  margin-bottom: 1em;
}

figure {
  margin: 0;
}

/* 展签式图注 */
figcaption {
  font-size: 13px;
  color: var(--color-gray);
  padding-top: 8px;
  margin-top: 8px;
  border-top: 1px solid var(--color-line);
  font-family: var(--font-mono);
  line-height: 1.5;
}

/* ------------------------------------------------------------
   Layout — 全局布局骨架：页头、页脚、主容器、面包屑
   ------------------------------------------------------------ */

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

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

.site-brand {
  font-family: var(--font-serif);
  font-size: 22px;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.site-brand a {
  color: var(--color-ink);
  font-weight: bold;
}

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

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

.main-nav a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--color-gray);
  border-bottom: 2px solid transparent;
  line-height: 1.4;
}

.main-nav a:hover {
  color: var(--color-ink);
  border-bottom-color: var(--color-bronze);
}

.main-nav a.is-current {
  color: var(--color-ink);
  border-bottom-color: var(--color-bronze);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px 8px;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-ink);
  transition: transform var(--transition-speed) ease, opacity var(--transition-speed) ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

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

.site-main.inner-main {
  padding-top: 0;
  padding-bottom: 80px;
}

/* 面包屑 */
.breadcrumb {
  font-size: 13px;
  color: var(--color-gray);
  padding: 16px 0;
  margin-bottom: 0;
  line-height: 1.5;
}

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

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

.breadcrumb-sep {
  margin: 0 8px;
  color: var(--color-line);
}

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

.breadcrumb-inner ol {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

/* 页面标题区 */
.page-header {
  min-height: var(--page-header-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 48px;
}

.page-title {
  font-size: 32px;
  font-family: var(--font-serif);
  line-height: 1.3;
  color: var(--color-ink);
  margin: 0;
  padding: 24px 0;
}

/* 页脚 */
.site-footer {
  background-color: var(--color-bg-deep);
  border-top: 1px solid var(--color-line);
  margin-top: 80px;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: bold;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.footer-column p {
  font-size: 14px;
  color: var(--color-gray);
  line-height: 1.7;
}

.footer-column h3 {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.footer-column ul li {
  margin-bottom: 8px;
}

.footer-column ul a {
  font-size: 14px;
  color: var(--color-gray);
}

.footer-column ul a:hover {
  color: var(--color-bronze);
}

.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding: 16px 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--color-gray);
  margin: 0;
}

/* 相关链接 */
.related-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 24px 0;
  border-top: 1px solid var(--color-line);
  margin-top: 48px;
}

.related-links-label {
  font-size: 13px;
  color: var(--color-gray);
  font-family: var(--font-mono);
}

.related-links-item {
  font-size: 14px;
  color: var(--color-bronze);
}

.related-links-item:hover {
  color: var(--color-ink);
}

/* ------------------------------------------------------------
   Components — 通用组件：按钮、展签、条目、表格、FAQ
   ------------------------------------------------------------ */

.btn-primary {
  display: inline-block;
  padding: 12px 28px;
  background-color: var(--color-bronze);
  color: var(--color-white);
  font-size: 15px;
  border: 1px solid var(--color-bronze);
  border-radius: var(--radius-small);
  cursor: pointer;
  transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
  line-height: 1.5;
}

.btn-primary:hover {
  background-color: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-white);
}

.btn-secondary {
  display: inline-block;
  padding: 12px 28px;
  background-color: transparent;
  color: var(--color-ink);
  font-size: 15px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-small);
  cursor: pointer;
  transition: border-color var(--transition-speed) ease, color var(--transition-speed) ease;
  line-height: 1.5;
}

.btn-secondary:hover {
  border-color: var(--color-bronze);
  color: var(--color-bronze);
}

.section-intro {
  font-size: 16px;
  color: var(--color-gray);
  max-width: 720px;
  margin-bottom: 40px;
}

.section-link {
  display: inline-block;
  margin-top: 24px;
  font-size: 15px;
  color: var(--color-bronze);
  border-bottom: 1px solid var(--color-bronze);
  padding-bottom: 2px;
}

.section-link:hover {
  color: var(--color-ink);
  border-bottom-color: var(--color-ink);
}

/* 展签式图注 hover 反色 */
figure:hover figcaption {
  background-color: var(--color-ink);
  color: var(--color-bg);
  border-top-color: var(--color-ink);
  transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
}

/* 阶段编号 */
.step-number {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-bronze);
  flex-shrink: 0;
}

/* FAQ 手风琴 */
.faq-item {
  border-bottom: 1px solid var(--color-line);
}

.faq-item summary {
  cursor: pointer;
  padding: 20px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  position: relative;
  padding-right: 40px;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  font-size: 22px;
  color: var(--color-bronze);
  font-weight: normal;
  transition: transform var(--transition-speed) ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item summary:hover {
  color: var(--color-bronze);
}

.faq-answer {
  padding: 0 0 20px;
  color: var(--color-gray);
  font-size: 15px;
}

.faq-answer p {
  margin-bottom: 0.8em;
}

/* ------------------------------------------------------------
   Home — 首页各模块
   ------------------------------------------------------------ */

/* 首屏 hero */
.hero-section {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--color-line);
}

.hero-content {
  max-width: 640px;
  margin-bottom: 40px;
}

.hero-content h1 {
  font-size: 36px;
  line-height: 1.3;
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 17px;
  color: var(--color-gray);
  margin-bottom: 32px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-figure {
  margin: 32px 0 24px;
}

.hero-figure img {
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: cover;
}

/* 服务区域索引三段链接 */
.service-index-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--color-line);
  border: 1px solid var(--color-line);
  margin-top: 32px;
}

.service-index-links a {
  display: block;
  padding: 20px 24px;
  background-color: var(--color-bg);
  font-size: 15px;
  color: var(--color-ink);
  text-align: center;
  transition: background-color var(--transition-speed) ease;
}

.service-index-links a:hover {
  background-color: var(--color-bg-deep);
  color: var(--color-bronze);
}

/* 服务能力总览 */
.service-overview-section {
  padding: 64px 0;
}

.service-overview-section h2 {
  margin-bottom: 12px;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.service-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 32px 0;
  border-bottom: 1px solid var(--color-line);
}

.service-item:nth-child(even) {
  direction: rtl;
}

.service-item:nth-child(even) > * {
  direction: ltr;
}

.service-item figure {
  margin: 0;
}

.service-item img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.service-text h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.service-text p {
  color: var(--color-gray);
  font-size: 15px;
}

.deliverable {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--color-line);
}

/* 应用场景索引 */
.scenario-index-section {
  padding: 64px 0;
  background-color: var(--color-bg-deep);
}

.scenario-index-section h2 {
  margin-bottom: 12px;
}

.scenario-blocks {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.scenario-block {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 32px;
  padding: 32px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-line);
  align-items: start;
}

.scenario-block h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.target-audience {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
  margin-bottom: 12px;
}

.scenario-block p {
  font-size: 15px;
  color: var(--color-gray);
}

.scenario-block a {
  display: inline-block;
  margin-top: 12px;
  font-size: 15px;
}

/* 项目档案预览 */
.archive-preview-section {
  padding: 64px 0;
}

.archive-preview-section h2 {
  margin-bottom: 12px;
}

.archive-feature-item {
  padding: 32px;
  border: 1px solid var(--color-line);
  background-color: var(--color-bg-soft);
  margin-bottom: 24px;
}

.archive-feature-item h3 {
  font-size: 22px;
  margin-bottom: 8px;
}

.archive-meta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
  margin-bottom: 12px;
}

.archive-feature-item p {
  font-size: 15px;
  color: var(--color-gray);
}

.archive-feature-item a {
  display: inline-block;
  margin-top: 12px;
}

.archive-stage-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.archive-stage-links a {
  display: block;
  padding: 16px 20px;
  border: 1px solid var(--color-line);
  font-size: 15px;
  color: var(--color-ink);
  text-align: center;
  background-color: var(--color-bg);
}

.archive-stage-links a:hover {
  border-color: var(--color-bronze);
  color: var(--color-bronze);
}

/* 实施交付预览 */
.delivery-preview-section {
  padding: 64px 0;
  background-color: var(--color-bg-deep);
}

.delivery-preview-section h2 {
  margin-bottom: 12px;
}

.delivery-steps {
  margin-top: 32px;
}

.delivery-steps li {
  display: flex;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-line);
}

.delivery-steps .step-number {
  font-size: 16px;
  padding-top: 4px;
  width: 48px;
}

.delivery-steps .step-content h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.delivery-steps .step-content p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 0;
}

/* 资源归档预览 */
.resource-preview-section {
  padding: 64px 0;
}

.resource-preview-section h2 {
  margin-bottom: 12px;
}

.resource-preview-list {
  display: flex;
  flex-direction: column;
}

.resource-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-line);
}

.resource-item h3 {
  font-size: 17px;
  margin-bottom: 4px;
}

.resource-version {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
  margin-bottom: 8px;
}

.resource-item p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 0;
}

/* FAQ 预览 */
.faq-preview-section {
  padding: 64px 0;
  background-color: var(--color-bg-deep);
}

.faq-preview-section h2 {
  margin-bottom: 24px;
}

.faq-preview-list {
  max-width: 800px;
}

/* 合作咨询入口 */
.consultation-cta-section {
  padding: 64px 0;
  text-align: center;
}

.consultation-cta-section h2 {
  font-size: 28px;
  margin-bottom: 16px;
}

.consultation-cta-section p {
  font-size: 16px;
  color: var(--color-gray);
  max-width: 600px;
  margin: 0 auto 32px;
}

/* ------------------------------------------------------------
   Inner Pages — 内页通用与各页专属
   ------------------------------------------------------------ */

/* 页面标题区说明 */
.page-title-area {
  padding: 0 0 32px;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 48px;
}

.page-title-area p {
  font-size: 16px;
  color: var(--color-gray);
  max-width: 720px;
}

.page-title-inner {
  max-width: 720px;
}

/* 下一步入口 */
.next-step {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--color-line);
}

.next-step p {
  font-size: 16px;
  color: var(--color-gray);
}

.next-step ul {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.next-step ul a {
  font-size: 15px;
  color: var(--color-bronze);
  border-bottom: 1px solid var(--color-bronze);
  padding-bottom: 2px;
}

/* ---- services.html ---- */

.service-matrix {
  margin-bottom: 64px;
}

.section-heading {
  margin-bottom: 40px;
}

.section-heading h2 {
  margin-bottom: 12px;
}

.section-heading p {
  color: var(--color-gray);
  font-size: 15px;
  max-width: 720px;
}

.service-block {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid var(--color-line);
  align-items: center;
}

.service-block:nth-child(even) {
  grid-template-columns: 1fr 1.2fr;
}

.service-number {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-bronze);
  margin-bottom: 8px;
}

.service-block h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.service-block p {
  font-size: 15px;
  color: var(--color-gray);
}

.deliverable-label {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
  margin-top: 16px;
  margin-bottom: 8px;
  font-weight: 600;
}

.deliverable-list {
  list-style: none;
}

.deliverable-list li {
  font-size: 14px;
  color: var(--color-gray);
  padding: 4px 0;
  position: relative;
  padding-left: 16px;
}

.deliverable-list li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--color-bronze);
  font-weight: bold;
}

.service-figure img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.service-boundary {
  padding: 48px 0;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 48px;
}

.service-boundary h2 {
  margin-bottom: 16px;
}

.service-boundary p {
  font-size: 15px;
  color: var(--color-gray);
  max-width: 800px;
}

/* ---- scenarios.html ---- */

.filter-description {
  margin-bottom: 48px;
}

.filter-description-inner {
  max-width: 720px;
}

.filter-description-inner p {
  font-size: 16px;
  color: var(--color-gray);
}

.scenario-list {
  margin-bottom: 64px;
}

.scenario-list-inner {
  max-width: 100%;
}

.scenario-item {
  padding: 32px 0;
  border-bottom: 1px solid var(--color-line);
}

.scenario-item-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 16px;
}

.scenario-index {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-bronze);
}

.scenario-item-header h2 {
  font-size: 22px;
}

.scenario-item-body p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 8px;
}

.scenario-object,
.scenario-start,
.scenario-combination,
.scenario-pace {
  padding-left: 16px;
  position: relative;
}

.scenario-object::before,
.scenario-start::before,
.scenario-combination::before,
.scenario-pace::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 6px;
  background-color: var(--color-bronze);
  border-radius: 50%;
}

.scenario-figure {
  margin-top: 40px;
}

.scenario-figure img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
}

.mapping-note {
  margin-bottom: 48px;
}

.mapping-note-inner {
  max-width: 100%;
}

.mapping-note h2 {
  margin-bottom: 24px;
}

.mapping-table-wrap {
  overflow-x: auto;
  margin-bottom: 16px;
}

.mapping-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.mapping-table th,
.mapping-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-line);
}

.mapping-table th {
  background-color: var(--color-bg-deep);
  font-weight: 600;
  color: var(--color-ink);
  font-family: var(--font-serif);
}

.mapping-table td {
  color: var(--color-gray);
}

.mapping-note-text {
  font-size: 14px;
  color: var(--color-gray);
  font-family: var(--font-mono);
}

.next-step-inner {
  max-width: 720px;
}

.next-step-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.next-step-links a {
  font-size: 15px;
  color: var(--color-bronze);
  border-bottom: 1px solid var(--color-bronze);
  padding-bottom: 2px;
}

/* ---- demo.html ---- */

.demo-steps {
  margin-bottom: 48px;
}

.demo-steps > h2 {
  margin-bottom: 32px;
}

.step-item {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line);
}

.demo-steps .step-item .step-number {
  font-size: 16px;
  padding-top: 4px;
  width: 48px;
}

.step-item .step-content h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.step-item .step-content p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 6px;
}

.step-input,
.step-work,
.step-output {
  position: relative;
  padding-left: 16px;
}

.step-input::before,
.step-work::before,
.step-output::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 6px;
  background-color: var(--color-bronze);
  border-radius: 50%;
}

.version-note {
  padding: 24px;
  border: 1px solid var(--color-line);
  background-color: var(--color-bg-soft);
  margin-bottom: 40px;
}

.version-note h2 {
  font-size: 16px;
  margin-bottom: 8px;
}

.version-note p {
  font-size: 14px;
  color: var(--color-gray);
  font-family: var(--font-mono);
  margin-bottom: 0;
}

.demo-figure {
  margin: 40px 0;
}

.demo-figure img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
}

/* ---- cases.html ---- */

.layout-shell {
  margin-bottom: 0;
}

.page-layout.sidebar-right {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}

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

.archive-intro {
  margin-bottom: 48px;
}

.archive-intro h2 {
  margin-bottom: 12px;
}

.archive-intro p {
  font-size: 15px;
  color: var(--color-gray);
}

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

.field-list li {
  font-size: 14px;
  color: var(--color-gray);
  padding: 4px 0;
  font-family: var(--font-mono);
}

.archive-list {
  margin-bottom: 48px;
}

.archive-list > h2 {
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-line);
}

.archive-entry {
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line);
}

.entry-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
  margin-bottom: 8px;
}

.entry-year,
.entry-stage,
.entry-status {
  display: inline-block;
}

.entry-status {
  color: var(--color-bronze);
}

.entry-note {
  font-size: 13px;
  color: var(--color-gray);
  margin-top: 4px;
}

.entry-body h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.entry-body p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 0;
}

.archive-reading {
  margin-bottom: 48px;
}

.archive-reading h2 {
  margin-bottom: 12px;
}

.archive-reading p {
  font-size: 15px;
  color: var(--color-gray);
}

/* 侧栏 */
.sidebar {
  border-left: 1px solid var(--color-line);
  padding-left: 32px;
}

.sidebar section {
  margin-bottom: 40px;
}

.sidebar h2 {
  font-size: 16px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.sidebar ul li {
  margin-bottom: 8px;
}

.sidebar ul a {
  font-size: 14px;
  color: var(--color-gray);
}

.sidebar ul a:hover {
  color: var(--color-bronze);
}

.sidebar p {
  font-size: 14px;
  color: var(--color-gray);
}

.archive-index {
  margin-bottom: 40px;
}

.archive-field-note {
  margin-bottom: 40px;
}

.archive-field-note p {
  font-size: 14px;
  color: var(--color-gray);
}

.archive-field-note ul {
  margin-top: 12px;
}

.archive-field-note ul li {
  font-size: 13px;
  color: var(--color-gray);
  font-family: var(--font-mono);
  padding: 4px 0;
}

.archive-related {
  margin-bottom: 40px;
}

.archive-related ul li {
  margin-bottom: 8px;
}

.archive-related ul a {
  font-size: 14px;
  color: var(--color-bronze);
}

.archive-related ul a:hover {
  color: var(--color-ink);
}

/* 内容媒体 */
.content-media {
  margin: 32px 0;
}

.content-media-inline {
  margin: 24px 0;
}

.content-media img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
}

/* ---- delivery.html ---- */

.delivery-stages {
  margin-bottom: 64px;
}

.delivery-stages > h2 {
  margin-bottom: 12px;
}

.section-lead {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 32px;
  max-width: 720px;
}

.stage-item {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line);
}

.stage-number {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--color-bronze);
  padding-top: 4px;
  width: 56px;
  flex-shrink: 0;
}

.stage-content h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.stage-content p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 8px;
}

.stage-detail {
  padding-left: 16px;
  position: relative;
}

.stage-detail::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 6px;
  height: 6px;
  background-color: var(--color-bronze);
  border-radius: 50%;
}

.stage-detail strong {
  color: var(--color-ink);
  font-weight: 600;
}

.stage-figure {
  margin: 40px 0;
}

.stage-figure img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
}

.acceptance-table {
  margin-bottom: 48px;
}

.acceptance-table h2 {
  margin-bottom: 12px;
}

.table-wrap {
  overflow-x: auto;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table-wrap th,
.table-wrap td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}

.table-wrap th {
  background-color: var(--color-bg-deep);
  font-weight: 600;
  color: var(--color-ink);
  font-family: var(--font-serif);
}

.table-wrap td {
  color: var(--color-gray);
}

.next-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.next-links a {
  font-size: 15px;
  color: var(--color-bronze);
  border-bottom: 1px solid var(--color-bronze);
  padding-bottom: 2px;
}

/* ---- resources.html ---- */

.page-title-note {
  font-size: 15px;
  color: var(--color-gray);
  max-width: 720px;
}

.page-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}

.resource-category-section {
  margin-bottom: 48px;
}

.resource-category-section > h2 {
  margin-bottom: 12px;
}

.resource-category-section > p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 32px;
}

.resource-group {
  margin-bottom: 40px;
}

.resource-group h3 {
  font-size: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 16px;
}

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

.resource-list .resource-item h3 {
  font-size: 16px;
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 4px;
}

.resource-list .resource-version {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
  margin-bottom: 4px;
}

.resource-list .resource-item p {
  font-size: 14px;
  color: var(--color-gray);
  margin-bottom: 0;
}

.resource-note-section {
  margin-bottom: 48px;
}

.resource-figure img {
  width: 100%;
  max-height: 280px;
  object-fit: cover;
}

.resource-line {
  border-top: 1px solid var(--color-line);
  margin: 16px 0;
}

.version-field {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
}

/* 侧栏 */
.sidebar-content {
  border-left: 1px solid var(--color-line);
  padding-left: 32px;
}

.sidebar-content h2 {
  font-size: 16px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.rule-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-line);
}

.rule-list h3 {
  font-size: 15px;
  margin-bottom: 6px;
}

.rule-list p {
  font-size: 14px;
  color: var(--color-gray);
  margin-bottom: 0;
}

/* ---- help.html ---- */

.faq-intro {
  margin-bottom: 48px;
}

.faq-intro-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.faq-figure img {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
}

.faq-intro-text p {
  font-size: 15px;
  color: var(--color-gray);
}

.faq-group {
  margin-bottom: 48px;
}

.faq-group > h2 {
  font-size: 20px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.faq-list {
  max-width: 800px;
}

.help-other {
  margin-bottom: 48px;
}

.help-other h2 {
  margin-bottom: 12px;
}

.help-other p {
  font-size: 15px;
  color: var(--color-gray);
}

.help-link-list {
  margin-top: 16px;
}

.help-link-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.help-link-list a {
  font-size: 15px;
  color: var(--color-bronze);
}

.help-link-list span {
  font-size: 13px;
  color: var(--color-gray);
  font-family: var(--font-mono);
}

.sidebar-block {
  margin-bottom: 40px;
}

.sidebar-block h2 {
  font-size: 16px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.sidebar-block p {
  font-size: 14px;
  color: var(--color-gray);
}

.sidebar-link-list {
  margin-top: 12px;
}

.sidebar-link-list li {
  margin-bottom: 8px;
}

.sidebar-link-list a {
  font-size: 14px;
  color: var(--color-bronze);
}

.sidebar-link-list a:hover {
  color: var(--color-ink);
}

.next-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 15px;
  color: var(--color-bronze);
  border-bottom: 1px solid var(--color-bronze);
  padding-bottom: 2px;
}

/* ---- contact.html ---- */

.cooperation-intro {
  margin-bottom: 64px;
}

.cooperation-intro-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.cooperation-text h2 {
  font-size: 22px;
  margin-bottom: 12px;
}

.cooperation-text p {
  font-size: 15px;
  color: var(--color-gray);
}

.cooperation-figure img {
  width: 100%;
  max-height: 280px;
  object-fit: cover;
}

.cooperation-path-section {
  margin-bottom: 64px;
}

.cooperation-path-list {
  display: flex;
  flex-direction: column;
}

.cooperation-step {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line);
}

.cooperation-step .step-number {
  font-size: 16px;
  padding-top: 4px;
  width: 48px;
}

.cooperation-step .step-content h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.cooperation-step .step-content p {
  font-size: 15px;
  color: var(--color-gray);
  margin-bottom: 6px;
}

.cooperation-step .step-output {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-bronze);
}

.preparation-section {
  margin-bottom: 64px;
}

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

.checklist-item {
  padding: 20px 24px;
  border: 1px solid var(--color-line);
  background-color: var(--color-bg-soft);
}

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

.checklist-item p {
  font-size: 14px;
  color: var(--color-gray);
  margin-bottom: 0;
}

/* ---- 404.html ---- */

.error-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 80px 24px;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-content {
  text-align: center;
  max-width: 560px;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 72px;
  color: var(--color-bronze);
  line-height: 1;
  margin-bottom: 16px;
}

.error-content h1 {
  font-size: 28px;
  margin-bottom: 16px;
}

.error-desc {
  font-size: 16px;
  color: var(--color-gray);
  margin-bottom: 32px;
}

.error-action {
  margin-bottom: 32px;
}

.error-links {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.error-links a {
  font-size: 15px;
  color: var(--color-bronze);
  border-bottom: 1px solid var(--color-bronze);
  padding-bottom: 2px;
}

/* ------------------------------------------------------------
   Responsive — 响应式断点
   ------------------------------------------------------------ */

@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .page-layout.sidebar-right {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .sidebar {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--color-line);
    padding-top: 32px;
  }

  .page-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .sidebar-content {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--color-line);
    padding-top: 32px;
  }

  .cooperation-intro-inner,
  .faq-intro-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 768px) {
  /* 移动导航 */
  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    padding: 8px 24px;
    display: none;
  }

  .main-nav ul.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 14px 0;
    border-bottom: 1px solid var(--color-line);
    border-bottom-color: var(--color-line);
    font-size: 15px;
  }

  .main-nav a.is-current {
    border-bottom-color: var(--color-bronze);
  }

  .main-nav ul.is-open a:last-child {
    border-bottom: none;
  }

  /* 首页 hero */
  .hero-section {
    padding: 40px 0 32px;
  }

  .hero-content h1 {
    font-size: 28px;
  }

  .service-index-links {
    grid-template-columns: 1fr;
  }

  /* 服务能力 */
  .service-item {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .service-item:nth-child(even) {
    direction: ltr;
  }

  .service-item img {
    height: 200px;
  }

  /* 场景块 */
  .scenario-block {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 20px;
  }

  .archive-stage-links {
    grid-template-columns: 1fr;
  }

  .delivery-steps li {
    gap: 16px;
  }

  .delivery-steps .step-number {
    width: 32px;
  }

  /* 服务矩阵 */
  .service-block {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 24px 0;
  }

  .service-block:nth-child(even) {
    grid-template-columns: 1fr;
  }

  .service-figure img {
    height: 180px;
  }

  /* 场景条目 */
  .scenario-item-header {
    flex-direction: column;
    gap: 4px;
  }

  /* 演示步骤 */
  .step-item {
    gap: 16px;
  }

  .demo-steps .step-item .step-number {
    width: 32px;
  }

  /* 交付阶段 */
  .stage-item {
    gap: 16px;
  }

  .stage-number {
    width: 40px;
  }

  /* 联系页 */
  .checklist-grid {
    grid-template-columns: 1fr;
  }

  .cooperation-step {
    gap: 16px;
  }

  .cooperation-step .step-number {
    width: 32px;
  }

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 32px;
  }

  /* 内页标题 */
  .page-header {
    min-height: auto;
    padding: 24px 0;
  }

  .page-title {
    font-size: 26px;
  }

  .site-main {
    padding: 0 16px;
  }

  .header-inner {
    padding: 0 16px;
  }

  .site-main.inner-main {
    padding-bottom: 48px;
  }

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

  .btn-primary,
  .btn-secondary {
    text-align: center;
  }

  .related-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .error-main {
    padding: 48px 16px;
  }

  .error-code {
    font-size: 48px;
  }
}

@media (max-width: 480px) {
  .site-brand {
    font-size: 18px;
  }

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

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

  .section-intro {
    font-size: 15px;
  }

  h2 {
    font-size: 20px;
  }

  .service-text h3 {
    font-size: 18px;
  }

  .scenario-block h3 {
    font-size: 18px;
  }

  .archive-feature-item {
    padding: 20px;
  }

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

  .mapping-table th,
  .mapping-table td {
    padding: 10px 8px;
    font-size: 13px;
  }

  .table-wrap th,
  .table-wrap td {
    padding: 10px 8px;
    font-size: 13px;
  }

  .delivery-steps .step-content h3,
  .step-item .step-content h3,
  .stage-content h3 {
    font-size: 16px;
  }

  .checklist-item {
    padding: 16px;
  }

  .cooperation-text h2 {
    font-size: 20px;
  }
}