/* ============================================================
   base / 基础变量与重置
   ============================================================ */
:root {
  --color-primary: #1B8A5A;
  --color-primary-dark: #14704A;
  --color-primary-light: #E8F5EE;
  --color-accent: #F59E0B;
  --color-accent-light: #FEF3E2;
  --color-highlight: #EF4444;
  --color-highlight-light: #FEEBEB;
  --color-bg: #FDFCF8;
  --color-text: #1F2937;
  --color-text-weak: #6B7280;
  --color-border: #E5E7EB;
  --color-white: #FFFFFF;
  --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --container-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(31, 41, 55, 0.06);
  --shadow-md: 0 4px 12px rgba(31, 41, 55, 0.08);
  --shadow-lg: 0 8px 24px rgba(31, 41, 55, 0.1);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

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

html {
  font-size: 16px;
  line-height: 1.75;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  line-height: 1.3;
  font-weight: 600;
  color: var(--color-text);
}

h1 {
  font-size: 32px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 20px;
}

p {
  margin-bottom: 0;
}

/* ============================================================
   layout / 全站布局骨架
   ============================================================ */
.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-main {
  flex: 1 0 auto;
}

.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.5px;
}

.brand-tagline {
  font-size: 13px;
  color: var(--color-text-weak);
  border-left: 1px solid var(--color-border);
  padding-left: 10px;
  line-height: 1.4;
}

.site-nav {
  margin-left: auto;
}

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

.nav-list li {
  position: relative;
}

.nav-link {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.nav-link.is-current {
  color: var(--color-primary);
  font-weight: 600;
  background-color: var(--color-primary-light);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
}

.toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-footer {
  background-color: #F1F5F2;
  border-top: 1px solid var(--color-border);
  margin-top: 0;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  display: block;
  margin-bottom: 12px;
}

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

.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 14px;
}

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

.footer-links a {
  font-size: 14px;
  color: var(--color-text-weak);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 20px 24px;
  text-align: center;
}

.copyright {
  font-size: 13px;
  color: var(--color-text-weak);
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 32px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal), background-color var(--transition-fast);
  z-index: 100;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-primary-dark);
}

.back-to-top-icon {
  display: block;
  width: 10px;
  height: 10px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(45deg);
  margin-top: 4px;
}

/* ============================================================
   components / 通用组件
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 4px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
}

.btn-text:hover {
  color: var(--color-primary-dark);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

.card-link:hover {
  color: var(--color-primary-dark);
}

.card-link::after {
  content: "→";
  transition: transform var(--transition-fast);
}

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

.section-header {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
  margin-bottom: 40px;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 16px;
  color: var(--color-text-weak);
  max-width: 640px;
  margin: 0 auto;
}

.section-heading {
  margin-bottom: 32px;
}

.section-heading h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.section-heading p {
  font-size: 15px;
  color: var(--color-text-weak);
}

/* 面包屑 */
.breadcrumb {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 20px 24px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-weak);
}

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

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

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

.breadcrumb-current {
  color: var(--color-text);
  font-weight: 500;
}

/* 页面标题区 */
.page-header {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 28px 24px 8px;
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

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

.page-description,
.page-lead,
.page-intro,
.page-subtitle,
.page-title-desc,
.page-heading-desc {
  font-size: 16px;
  color: var(--color-text-weak);
  max-width: 760px;
  line-height: 1.75;
}

/* 内容媒体 */
.content-media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-primary-light);
}

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

.content-media figcaption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--color-text-weak);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
}

.content-media-primary {
  margin: 32px 0;
}

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

/* FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-white);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.faq-item[open] {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  font-size: 22px;
  font-weight: 400;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

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

.faq-answer {
  padding: 0 20px 18px;
  font-size: 15px;
  color: var(--color-text-weak);
  line-height: 1.7;
}

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

/* 结论摘要框 */
.summary-card {
  background-color: var(--color-primary-light);
  border: 1px solid #D1E8DC;
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 40px;
}

.summary-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  background-color: rgba(27, 138, 90, 0.1);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.summary-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.summary-lead {
  font-size: 16px;
  color: var(--color-text);
  margin-bottom: 16px;
}

.summary-list {
  list-style: none;
  margin-bottom: 20px;
}

.summary-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 8px;
  line-height: 1.6;
}

.summary-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.summary-text {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 16px;
}

.summary-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-primary);
}

.summary-link::after {
  content: "→";
  transition: transform var(--transition-fast);
}

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

/* 步骤 */
.process-step {
  position: relative;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
}

.step-content p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

/* CTA 区块 */
.cta-section,
.related-cta {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
}

.cta-inner,
.cta-card {
  max-width: 720px;
  margin: 0 auto;
}

.cta-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.cta-desc,
.cta-text,
.cta-card p {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 24px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ============================================================
   pages / 首页
   ============================================================ */
.hero-section {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 64px 0 0;
}

.hero-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.hero-copy {
  padding-top: 16px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
}

.hero-desc {
  font-size: 16px;
  color: var(--color-text-weak);
  line-height: 1.75;
  margin-bottom: 28px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-selector {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.selector-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.selector-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.selector-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.selector-desc {
  font-size: 13px;
  color: var(--color-text-weak);
  margin-bottom: 12px;
}

.selector-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.selector-tag {
  display: inline-block;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
}

.selector-tag:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.hero-figure {
  grid-column: 1 / -1;
  margin: 32px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-primary-light);
}

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

/* 核心能力 */
.capabilities-section {
  padding: 64px 0;
}

.capabilities-grid {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.capability-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.capability-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.capability-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}

.capability-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.capability-desc {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
  margin-bottom: 12px;
}

/* 服务预览 */
.services-preview-section {
  padding: 64px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.services-list {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.service-row:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.service-info {
  flex: 1;
  min-width: 0;
}

.service-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.service-audience {
  font-size: 13px;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: 6px;
}

.service-summary {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

/* 合作流程 */
.process-preview-section {
  padding: 64px 0;
}

.process-timeline {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process-timeline::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 60px;
  right: 60px;
  height: 2px;
  background-color: var(--color-border);
  z-index: 0;
}

.process-timeline .process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-timeline .step-number {
  margin: 0 auto 12px;
  background-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-bg);
}

.process-timeline .step-name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
}

.process-timeline .step-desc {
  font-size: 13px;
  color: var(--color-text-weak);
  line-height: 1.6;
  max-width: 220px;
  margin: 0 auto;
}

.process-cta {
  text-align: center;
  margin-top: 40px;
}

/* 公告 */
.announcement-section {
  padding: 64px 0;
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.announcement-card {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.announcement-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.announcement-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.announcement-date {
  font-size: 13px;
  color: var(--color-text-weak);
  font-family: var(--font-mono);
}

.announcement-tag {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-accent);
  background-color: var(--color-accent-light);
  padding: 2px 10px;
  border-radius: 12px;
}

.announcement-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.announcement-summary {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
  margin-bottom: 12px;
}

/* FAQ 预览 */
.faq-preview-section {
  padding: 64px 0;
}

.faq-more {
  text-align: center;
  margin-top: 24px;
}

/* CTA */
.cta-section {
  margin: 0;
  border-radius: 0;
  background-color: var(--color-primary);
  padding: 64px 24px;
}

.cta-section .cta-title {
  color: var(--color-white);
}

.cta-section .cta-desc {
  color: rgba(255, 255, 255, 0.85);
}

.cta-section .cta-actions .btn-primary {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.cta-section .cta-actions .btn-primary:hover {
  background-color: var(--color-accent-light);
}

.cta-section .cta-actions .btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

.cta-section .cta-actions .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* ============================================================
   pages / 内页通用
   ============================================================ */
.inner-main {
  padding-bottom: 64px;
}

/* 结论摘要 */
.conclusion-summary {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* 新客户指引 */
.process-details {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.process-steps .process-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

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

.prep-list {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.prep-items {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.prep-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  transition: border-color var(--transition-fast);
}

.prep-item:hover {
  border-color: var(--color-primary);
}

.check-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 13px;
  flex-shrink: 0;
  margin-top: 2px;
}

.check-icon::before {
  content: "✓";
}

.prep-text h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.prep-text p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

.missteps {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.misstep-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.misstep-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.misstep-card:hover {
  border-color: var(--color-highlight);
  box-shadow: var(--shadow-sm);
}

.misstep-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--color-text);
}

.misstep-wrong,
.misstep-right {
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 8px;
}

.misstep-wrong strong,
.misstep-right strong {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  margin-right: 6px;
}

.misstep-wrong {
  color: var(--color-highlight);
}

.misstep-wrong strong {
  color: var(--color-highlight);
}

.misstep-right {
  color: var(--color-primary);
}

.misstep-right strong {
  color: var(--color-primary);
}

/* 相关 CTA */
.related-cta {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.related-cta .cta-card {
  padding: 40px;
  background-color: var(--color-primary-light);
  border-radius: var(--radius-lg);
}

.cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ============================================================
   pages / 服务体系
   ============================================================ */
.service-overview {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.service-overview-media {
  margin-bottom: 32px;
}

.service-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-primary-light);
}

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

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

.sidebar-left {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  align-items: start;
}

.filter-aside {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: sticky;
  top: 24px;
}

.aside-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.filter-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}

.filter-item {
  margin: 0;
}

.filter-link {
  display: block;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.filter-link:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.aside-note {
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 16px;
  border: 1px solid var(--color-border);
}

.aside-note-text {
  font-size: 13px;
  color: var(--color-text-weak);
  line-height: 1.6;
  margin-bottom: 8px;
}

.aside-note-link {
  font-size: 13px;
  font-weight: 500;
}

.service-catalog {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-catalog .service-row {
  background-color: var(--color-white);
}

.service-row-main {
  flex: 1;
  min-width: 0;
}

.service-row-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.service-row-audience {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.service-row-summary {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

.service-row-action {
  flex-shrink: 0;
}

.service-detail-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.service-detail-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.service-detail-link::after {
  content: "→";
  transition: transform var(--transition-fast);
}

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

.service-boundary {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.service-boundary .section-title {
  margin-bottom: 8px;
}

.service-boundary .section-intro {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 24px;
}

.boundary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.boundary-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition-fast);
}

.boundary-card:hover {
  border-color: var(--color-primary);
}

.boundary-card-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.boundary-card-text {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

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

.service-cta .cta-title {
  text-align: center;
  margin-bottom: 8px;
}

.service-cta .cta-text {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 24px;
}

/* ============================================================
   pages / 服务详情（数据洞察）
   ============================================================ */
.principles-section,
.example-section,
.missteps-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.principles-section h2,
.example-section h2,
.missteps-section h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.principles-section .section-intro,
.missteps-section .section-intro {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 24px;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.principle-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.principle-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.principle-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-mono);
  margin-bottom: 12px;
}

.principle-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.principle-card p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

.example-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.example-figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-primary-light);
}

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

.example-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--color-text-weak);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
}

.example-text h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 12px;
}

.example-text p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.7;
  margin-bottom: 10px;
}

.misstep-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.misstep-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-highlight);
  border-radius: var(--radius-md);
  padding: 18px 22px;
}

.misstep-item h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
}

.misstep-item p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

/* ============================================================
   pages / 服务详情（策略咨询）
   ============================================================ */
.diagnostic-framework,
.method-steps,
.deliverables {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.diagnostic-framework h2,
.method-steps h2,
.deliverables h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.diagnostic-framework > p,
.method-steps > p,
.deliverables > p {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 24px;
}

.framework-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.framework-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.framework-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.framework-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.framework-card p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: border-color var(--transition-fast);
}

.step-item:hover {
  border-color: var(--color-primary);
}

.step-item .step-number {
  margin-top: 4px;
}

.deliverables-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.deliverable-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition-fast);
}

.deliverable-item:hover {
  border-color: var(--color-primary);
}

.deliverable-item h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.deliverable-item p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

.deliverable-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-primary-light);
}

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

.deliverable-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--color-text-weak);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
}

.misstep-list .misstep-card {
  border-left: 3px solid var(--color-highlight);
}

.correct-approach {
  font-size: 14px;
  color: var(--color-primary);
  line-height: 1.6;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed var(--color-border);
}

.summary-badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.summary-content {
  font-size: 15px;
  color: var(--color-text-weak);
  line-height: 1.7;
}

.summary-content p {
  margin-bottom: 12px;
}

.text-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
}

/* ============================================================
   pages / 角色分工
   ============================================================ */
.roles-intro {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 48px;
}

.roles-intro-media {
  margin: 0;
}

.roles-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-primary-light);
}

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

.roles-figure figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--color-text-weak);
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
}

.roles-intro-text p {
  font-size: 15px;
  color: var(--color-text-weak);
  line-height: 1.7;
  margin-bottom: 12px;
}

.role-matrix-section,
.cooperation-flow-section,
.responsibility-notes {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

.role-matrix-section h2,
.cooperation-flow-section h2,
.responsibility-notes h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.role-matrix-section .section-desc,
.cooperation-flow-section .section-desc {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 24px;
}

.table-wrapper {
  overflow-x: auto;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

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

.role-matrix-table thead th {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 600;
  padding: 14px 18px;
  text-align: left;
  border-bottom: 2px solid var(--color-primary);
  white-space: nowrap;
}

.role-matrix-table tbody th {
  font-weight: 600;
  color: var(--color-text);
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
  background-color: var(--color-bg);
}

.role-matrix-table tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-weak);
  line-height: 1.6;
}

.role-matrix-table tbody tr:last-child th,
.role-matrix-table tbody tr:last-child td {
  border-bottom: none;
}

.role-matrix-table tbody tr:hover td {
  background-color: var(--color-primary-light);
}

.cooperation-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cooperation-step-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: border-color var(--transition-fast);
}

.cooperation-step-item:hover {
  border-color: var(--color-primary);
}

.cooperation-step-item .step-number {
  margin-top: 4px;
}

.notes-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.notes-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  transition: border-color var(--transition-fast);
}

.notes-item:hover {
  border-color: var(--color-primary);
}

.notes-item h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
}

.notes-item p {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

/* ============================================================
   pages / 更新记录
   ============================================================ */
.page-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.updates-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}

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

.latest-announcement {
  margin-bottom: 48px;
}

.announcement-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.announcement-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.announcement-item.is-expanded {
  border-color: var(--color-primary);
}

.announcement-header {
  padding: 24px 28px 0;
}

.announcement-content {
  padding: 16px 28px;
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.7;
}

.announcement-footer {
  padding: 0 28px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.tag-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-accent);
  background-color: var(--color-accent-light);
  padding: 2px 10px;
  border-radius: 12px;
}

.tag-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.history-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.history-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.history-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.history-item-title {
  font-size: 16px;
  font-weight: 600;
}

.history-item-date {
  font-size: 13px;
  color: var(--color-text-weak);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.history-item-summary {
  font-size: 14px;
  color: var(--color-text-weak);
  line-height: 1.6;
  margin-bottom: 8px;
}

.history-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
}

.updates-sidebar {
  position: sticky;
  top: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-module {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.sidebar-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-links li a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--color-text-weak);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.sidebar-links li a:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.sidebar-note {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  font-size: 13px;
  color: var(--color-text-weak);
  line-height: 1.6;
}

/* ============================================================
   pages / 问题帮助
   ============================================================ */
.faq-intro {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 48px;
}

.faq-intro-text p {
  font-size: 15px;
  color: var(--color-text-weak);
  line-height: 1.7;
}

.faq-intro-media {
  margin: 0;
}

.faq-intro-media img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background-color: var(--color-primary-light);
}

.faq-content {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  margin-bottom: 48px;
}

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

.faq-section h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
}

.faq-question-text {
  flex: 1;
}

.faq-toggle-icon {
  display: none;
}

.faq-guide-cta {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.cta-content {
  background-color: var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
}

.cta-content h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.cta-content p {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 24px;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-white);
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.cta-button:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
}

/* ============================================================
   pages / 404
   ============================================================ */
.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
}

.error-section {
  text-align: center;
  max-width: 520px;
}

.error-code {
  font-size: 72px;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-mono);
  line-height: 1.2;
  margin-bottom: 16px;
}

.error-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: var(--color-text-weak);
  margin-bottom: 28px;
}

.error-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.error-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-white);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.error-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ============================================================
   responsive / 响应式
   ============================================================ */
@media (max-width: 992px) {
  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 24px;
  }

  .process-timeline::before {
    display: none;
  }

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

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

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

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

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

  .sidebar-left {
    grid-template-columns: 220px 1fr;
    gap: 24px;
  }

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

  .updates-sidebar {
    position: static;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-figure {
    grid-column: 1;
  }

  .example-content {
    grid-template-columns: 1fr;
  }

  .roles-intro {
    grid-template-columns: 1fr;
  }

  .faq-intro {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: auto;
    min-height: 60px;
    padding: 8px 16px;
    flex-wrap: wrap;
    gap: 8px;
  }

  .brand-tagline {
    display: none;
  }

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

  .site-nav {
    flex-basis: 100%;
    margin-left: 0;
  }

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

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

  .nav-link {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

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

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

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

  .hero-section {
    padding: 40px 0 0;
  }

  .hero-title {
    font-size: 28px;
  }

  .hero-figure img {
    height: 200px;
  }

  .capabilities-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .capability-card {
    padding: 20px 16px;
  }

  .service-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
  }

  .process-timeline {
    grid-template-columns: 1fr 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 16px 24px;
  }

  .footer-bottom {
    padding: 16px;
  }

  .breadcrumb {
    padding: 16px 16px 0;
  }

  .page-header {
    padding: 20px 16px 8px;
  }

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

  .page-title-area {
    padding: 0 16px 16px;
  }

  .page-description,
  .page-lead,
  .page-intro,
  .page-subtitle,
  .page-title-desc,
  .page-heading-desc {
    font-size: 15px;
  }

  .inner-main {
    padding-bottom: 40px;
  }

  .conclusion-summary,
  .process-details,
  .prep-list,
  .missteps,
  .related-cta,
  .service-overview,
  .service-boundary,
  .service-cta,
  .principles-section,
  .example-section,
  .missteps-section,
  .diagnostic-framework,
  .method-steps,
  .deliverables,
  .roles-intro,
  .role-matrix-section,
  .cooperation-flow-section,
  .responsibility-notes,
  .page-container,
  .faq-intro,
  .faq-content,
  .faq-guide-cta {
    padding-left: 16px;
    padding-right: 16px;
  }

  .summary-card {
    padding: 20px;
  }

  .misstep-grid {
    grid-template-columns: 1fr;
  }

  .boundary-grid {
    grid-template-columns: 1fr;
  }

  .principle-grid {
    grid-template-columns: 1fr;
  }

  .framework-grid {
    grid-template-columns: 1fr;
  }

  .deliverables-list {
    grid-template-columns: 1fr;
  }

  .sidebar-left {
    grid-template-columns: 1fr;
  }

  .filter-aside {
    position: static;
    order: 2;
  }

  .service-catalog {
    order: 1;
  }

  .service-row {
    padding: 18px;
  }

  .service-row-action {
    width: 100%;
  }

  .service-detail-link {
    width: 100%;
    justify-content: center;
  }

  .faq-question {
    padding: 16px;
    font-size: 15px;
  }

  .faq-answer {
    padding: 0 16px 16px;
  }

  .cta-section {
    padding: 40px 16px;
  }

  .cta-actions {
    flex-direction: column;
    width: 100%;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .cta-links {
    flex-direction: column;
    width: 100%;
  }

  .cta-links .btn,
  .cta-links .cta-button {
    width: 100%;
  }

  .related-cta .cta-card {
    padding: 24px 20px;
  }

  .cta-content {
    padding: 24px 20px;
  }

  .error-section {
    padding: 40px 16px;
  }

  .error-code {
    font-size: 56px;
  }

  .error-actions {
    flex-direction: column;
  }

  .error-link {
    width: 100%;
  }

  .page-layout {
    gap: 20px;
  }

  .summary-list li {
    font-size: 14px;
  }

  .step-content h3 {
    font-size: 16px;
  }

  .step-content p {
    font-size: 13px;
  }

  .prep-item {
    padding: 16px;
  }

  .misstep-card {
    padding: 20px;
  }

  .role-matrix-table {
    font-size: 13px;
  }

  .role-matrix-table thead th,
  .role-matrix-table tbody th,
  .role-matrix-table tbody td {
    padding: 12px 14px;
  }

  .history-item-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 8px 12px;
  }

  .brand-name {
    font-size: 20px;
  }

  .nav-link {
    font-size: 14px;
    padding: 10px 12px;
  }

  .hero-section {
    padding: 32px 0 0;
  }

  .hero-title {
    font-size: 24px;
  }

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

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .hero-figure img {
    height: 160px;
  }

  .selector-card {
    padding: 16px;
  }

  .capabilities-grid {
    grid-template-columns: 1fr;
  }

  .process-timeline {
    grid-template-columns: 1fr;
  }

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

  .section-desc {
    font-size: 14px;
  }

  .announcement-card {
    padding: 20px;
  }

  .announcement-meta {
    flex-wrap: wrap;
  }

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

  .summary-card {
    padding: 16px;
  }

  .summary-title {
    font-size: 18px;
  }

  .step-item,
  .cooperation-step-item,
  .process-steps .process-step {
    flex-direction: column;
    gap: 12px;
  }

  .step-number {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

  .prep-item {
    flex-direction: column;
    gap: 10px;
  }

  .check-icon {
    margin-top: 0;
  }

  .example-content {
    padding: 20px;
  }

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

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

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

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

  .content-media-inline img {
    height: 180px;
  }

  .faq-intro-media img {
    height: 160px;
  }

  .table-wrapper {
    margin: 0 -16px;
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 40px;
    height: 40px;
  }
}