/* ==========================================================================
   Spflyfish超级飞鱼 (spflyfish.lol) — Layer 1.5 Digital Garden Conversion UI 样式表
   配色体系：Background #F1F3EC | Primary #263B32 | Secondary #71846D
            Accent #D58B5B | Surface #FFFFFF | Border #D9E0D5
   ========================================================================== */

:root {
  --bg-page: #F1F3EC;
  --bg-surface: #FFFFFF;
  --bg-subtle: #E6EBE0;
  --text-primary: #263B32;
  --text-secondary: #43564B;
  --garden-secondary: #71846D;
  --accent-amber: #D58B5B;
  --accent-dark: #1B2B24;
  --border-line: #D9E0D5;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: "Songti SC", "STSong", "Noto Serif SC", "SimSun", Georgia, serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "PingFang SC", monospace;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.68;
  color: var(--text-primary);
  background-color: var(--bg-page);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--bg-page);
  color: var(--text-primary);
}

a {
  color: var(--text-primary);
  text-decoration: underline;
  text-decoration-color: var(--accent-amber);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent-dark);
  text-decoration-thickness: 2px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent-amber);
  outline-offset: 2px;
}

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

ul,
ol {
  list-style-position: inside;
}

/* 布局容器 */
.layout-container {
  width: 100%;
  max-width: 1160px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* 顶部导航栏（转化路径与知识探索导航清晰分离） */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(241, 243, 236, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 1rem;
}

.site-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  min-height: 44px;
  padding: 0.25rem 0;
}

.site-header__logo-mark {
  display: inline-block;
  width: 12px;
  height: 12px;
  background-color: var(--text-primary);
  border: 2px solid var(--accent-amber);
  border-radius: 50%;
}

.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0.5rem 0.75rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
}

.site-header__nav {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-line);
  padding: 0.75rem 1.25rem;
}

.site-header__nav--open {
  display: block;
}

.site-header__menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.site-header__link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.5rem 0.75rem;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.site-header__link:hover,
.site-header__link--active {
  color: var(--text-primary);
  background-color: var(--bg-subtle);
  border-bottom: 2px solid var(--accent-amber);
}

@media (min-width: 768px) {
  .site-header__toggle {
    display: none;
  }
  .site-header__nav {
    display: block;
    position: static;
    background: transparent;
    border-bottom: none;
    padding: 0;
  }
  .site-header__menu {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
  }
}

/* 按钮组件 */
.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.action-btn--primary {
  background-color: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
  box-shadow: inset 0 -3px 0 var(--accent-amber);
}

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

.action-btn--secondary {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--garden-secondary);
}

.action-btn--secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.action-btn--block {
  width: 100%;
}

/* 通用区块排版 */
.page-section {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--border-line);
}

.page-section--surface {
  background-color: var(--bg-surface);
}

.page-section__header {
  margin-bottom: 2rem;
  max-width: 740px;
}

.page-section__title {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  line-height: 1.32;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.625rem;
}

.page-section__desc {
  font-size: 1rem;
  color: var(--text-secondary);
}

@media (min-width: 768px) {
  .page-section {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }
  .page-section__title {
    font-size: 2.05rem;
  }
}

/* 首屏 Hero（Digital Garden 知识花园连接界面） */
.hero-panel {
  padding-top: 2.75rem;
  padding-bottom: 3.25rem;
  border-bottom: 1px solid var(--border-line);
  background-color: var(--bg-surface);
}

.hero-panel__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
}

.hero-panel__title {
  font-family: var(--font-serif);
  font-size: 2rem;
  line-height: 1.24;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.hero-panel__subtitle {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 58ch;
}

.hero-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.hero-panel__trust {
  border-top: 1px dashed var(--border-line);
  padding-top: 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
}

.hero-panel__trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-panel__trust-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-amber);
  border: 1px solid var(--text-primary);
  flex-shrink: 0;
}

.hero-panel__diagram {
  border: 1px solid var(--border-line);
  background-color: var(--bg-page);
  padding: 1.25rem;
  position: relative;
}

.hero-panel__diagram-caption {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
  border-top: 1px solid var(--border-line);
  padding-top: 0.5rem;
}

@media (min-width: 900px) {
  .hero-panel {
    padding-top: 4rem;
    padding-bottom: 4.5rem;
  }
  .hero-panel__grid {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 3rem;
  }
  .hero-panel__title {
    font-size: 2.55rem;
  }
  .hero-panel__trust {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 知识花园交互式筛选与搜索工具栏 (Digital Garden Explorer) */
.garden-toolbar {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.garden-toolbar__search-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.garden-toolbar__input {
  flex: 1 1 260px;
  min-height: 44px;
  padding: 0.5rem 0.875rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text-primary);
  background-color: var(--bg-page);
  border: 1px solid var(--border-line);
}

.garden-toolbar__suggestions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.garden-toolbar__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.garden-tag-btn {
  min-height: 44px;
  padding: 0.375rem 0.875rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-page);
  border: 1px solid var(--border-line);
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.garden-tag-btn:hover {
  border-color: var(--garden-secondary);
  background-color: var(--bg-subtle);
}

.garden-tag-btn--active {
  background-color: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
}

.garden-empty-state {
  background-color: var(--bg-surface);
  border: 1px dashed var(--garden-secondary);
  padding: 2rem 1.5rem;
  text-align: center;
  margin-top: 1rem;
}

.garden-empty-state[hidden] {
  display: none;
}

/* 互联卡片网格与垂直连接线（移动端垂直互联，桌面端网格互联） */
.matrix-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  position: relative;
}

@media (min-width: 640px) {
  .matrix-grid--two,
  .matrix-grid--four {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .matrix-grid--three {
    grid-template-columns: repeat(3, 1fr);
  }
  .matrix-grid--four {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* 使用场景与知识节点卡 */
.scenario-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-top: 3px solid var(--garden-secondary);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.2s ease;
}

.scenario-card:hover {
  border-color: var(--accent-amber);
}

.scenario-card[hidden] {
  display: none;
}

.scenario-card__meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-line);
  display: inline-block;
  padding: 0.25rem 0.625rem;
  margin-bottom: 0.875rem;
  align-self: flex-start;
}

.scenario-card__title {
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.625rem;
}

.scenario-card__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 0.875rem;
}

.scenario-card__expand-btn {
  min-height: 44px;
  padding: 0.375rem 0.75rem;
  background-color: var(--bg-page);
  border: 1px solid var(--border-line);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.scenario-card__expand-btn:hover {
  border-color: var(--accent-amber);
}

.scenario-card__detail {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border-line);
  font-size: 0.875rem;
  color: var(--text-primary);
}

.scenario-card__detail[hidden] {
  display: none;
}

/* 功能特性卡 */
.feature-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  padding: 1.75rem 1.5rem;
}

.feature-card__icon {
  width: 36px;
  height: 36px;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.feature-card__title {
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.625rem;
}

.feature-card__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* AI 支持与流媒体支持模块 */
.support-table {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background-color: var(--border-line);
  border: 1px solid var(--border-line);
}

@media (min-width: 640px) {
  .support-table {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 960px) {
  .support-table {
    grid-template-columns: repeat(6, 1fr);
  }
}

.support-cell {
  background-color: var(--bg-surface);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.support-cell__icon {
  width: 24px;
  height: 24px;
  color: var(--accent-amber);
}

.support-cell__name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.support-cell__note {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.support-notice {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

/* 核心优势与三步入门流 (Benefits & Short Onboarding) */
.benefit-row {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  padding: 1.5rem;
}

.benefit-row__label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--garden-secondary);
  margin-bottom: 0.375rem;
}

.benefit-row__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.benefit-row__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* 定价区 (Pricing) */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

@media (min-width: 860px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.plan-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.plan-card--featured {
  border: 2px solid var(--text-primary);
  box-shadow: 0 6px 0 var(--accent-amber);
  background-color: var(--bg-surface);
}

.plan-card__header {
  border-bottom: 1px solid var(--border-line);
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
}

.plan-card__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  background-color: var(--text-primary);
  color: #FFFFFF;
  border-left: 3px solid var(--accent-amber);
  margin-bottom: 0.5rem;
}

.plan-card__audience {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.plan-card__name {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.plan-card__price {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--text-primary);
}

.plan-card__period {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.plan-card__features {
  list-style: none;
  margin-bottom: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.plan-card__feature-item {
  font-size: 0.9375rem;
  color: var(--text-primary);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.plan-card__check {
  color: var(--accent-amber);
  font-weight: 800;
  flex-shrink: 0;
}

/* FAQ 手风琴 */
.faq-list {
  border: 1px solid var(--border-line);
  background-color: var(--bg-surface);
}

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

.faq-item:last-child {
  border-bottom: none;
}

.faq-item__trigger {
  width: 100%;
  min-height: 56px;
  padding: 1rem 1.25rem;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
}

.faq-item__trigger:hover {
  background-color: var(--bg-subtle);
}

.faq-item__indicator {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-amber);
  flex-shrink: 0;
}

.faq-item__panel {
  padding: 0 1.25rem 1.25rem 1.25rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-item__panel[hidden] {
  display: none;
}

/* 底部行动召唤 (Final CTA) */
.final-cta {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-line);
}

.final-cta__box {
  border: 1px solid var(--border-line);
  border-left: 4px solid var(--accent-amber);
  background-color: var(--bg-page);
  padding: 2.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.final-cta__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.375rem;
}

.final-cta__desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

@media (min-width: 768px) {
  .final-cta__box {
    flex-direction: row;
    align-items: center;
    padding: 2.5rem 2.5rem;
  }
}

/* 页脚 Footer */
.site-footer {
  background-color: var(--bg-page);
  padding-top: 2.5rem;
  padding-bottom: 5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

@media (min-width: 768px) {
  .site-footer {
    padding-bottom: 2.5rem;
  }
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.site-footer__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.site-footer__link {
  color: var(--text-primary);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.site-footer__link:hover {
  text-decoration: underline;
}

.site-footer__disclosure {
  padding-top: 1rem;
  border-top: 1px solid var(--border-line);
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

/* 移动端吸底 CTA */
.sticky-mobile-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  background-color: var(--bg-surface);
  border-top: 2px solid var(--accent-amber);
  padding: 0.625rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  transform: translateY(100%);
  transition: transform 0.2s ease-out;
}

.sticky-mobile-cta--visible {
  transform: translateY(0);
}

.sticky-mobile-cta__text {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.sticky-mobile-cta__btn {
  min-height: 44px;
  padding: 0.5rem 1.125rem;
  font-size: 0.9375rem;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .sticky-mobile-cta {
    display: none;
  }
}

/* 面包屑导航 */
.breadcrumb-bar {
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-line);
  background-color: var(--bg-surface);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.breadcrumb-bar__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb-bar__item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
}

.breadcrumb-bar__link {
  color: var(--text-primary);
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.breadcrumb-bar__link:hover {
  text-decoration: underline;
}

/* 指南列表页卡片 (zhinan.html) */
.guide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .guide-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.guide-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-top: 3px solid var(--text-primary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.guide-card[hidden] {
  display: none;
}

.guide-card__thumb {
  border-bottom: 1px solid var(--border-line);
  background-color: var(--bg-page);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.guide-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.guide-card__meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 0.625rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.guide-card__title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  line-height: 1.35;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.guide-card__title-link {
  color: var(--text-primary);
  text-decoration: none;
}

.guide-card__title-link:hover {
  text-decoration: underline;
  text-decoration-color: var(--accent-amber);
}

.guide-card__excerpt {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.guide-card__readmore {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  text-decoration: underline;
  text-decoration-color: var(--accent-amber);
}

/* 文章详情页与合规单页排版 */
.article-shell {
  padding-top: 2.5rem;
  padding-bottom: 3.5rem;
}

.article-doc {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-line);
  border-top: 4px solid var(--text-primary);
  padding: 1.75rem 1.25rem;
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .article-doc {
    padding: 3rem 3.25rem;
  }
}

.article-doc__header {
  border-bottom: 1px solid var(--border-line);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}

.article-doc__title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  line-height: 1.3;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .article-doc__title {
    font-size: 2.125rem;
  }
}

.article-doc__meta {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--text-secondary);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.article-doc__content h2 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  line-height: 1.35;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2.25rem;
  margin-bottom: 0.875rem;
  padding-bottom: 0.375rem;
  border-bottom: 1px solid var(--border-line);
}

.article-doc__content h3 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.4;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 1.5rem;
  margin-bottom: 0.625rem;
}

.article-doc__content p {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 1.125rem;
  line-height: 1.75;
}

.article-doc__content ul,
.article-doc__content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.25rem;
  list-style-position: outside;
}

.article-doc__content li {
  margin-bottom: 0.5rem;
  line-height: 1.7;
}

.article-doc__callout {
  background-color: var(--bg-page);
  border-left: 4px solid var(--accent-amber);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.article-doc__table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
}

.article-doc__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.article-doc__table th,
.article-doc__table td {
  border: 1px solid var(--border-line);
  padding: 0.75rem;
  text-align: left;
}

.article-doc__table th {
  background-color: var(--bg-subtle);
  font-weight: 700;
}

.article-doc__cta {
  margin-top: 2.5rem;
  padding: 1.75rem;
  background-color: var(--bg-page);
  border: 1px solid var(--border-line);
  border-left: 4px solid var(--accent-amber);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}

.article-doc__related {
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-line);
}

.article-doc__related-list {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.article-doc__related-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-weight: 600;
}