/* ==========================================================================
   wycloud (wycloud.rest) - 核心样式表
   设计规范：[Layer 1.5 — Botanical Apothecary Conversion UI]
   配色系统：#F3EEE3 | #303B2D | #7C8664 | #A65F43 | #E6DDCC | #292B25
   字体策略：系统衬线标题栈 + 系统无衬线正文栈 (零外部字体请求，保障 LCP)
   命名风格：BEM 统一架构
   ========================================================================== */

:root {
  --color-bg: #F3EEE3;
  --color-surface: #E6DDCC;
  --color-surface-paper: #FAF7F0;
  --color-primary: #303B2D;
  --color-secondary: #7C8664;
  --color-accent: #A65F43;
  --color-accent-hover: #8B4C33;
  --color-text-main: #292B25;
  --color-text-body: #292B25;
  --color-text-muted: #4A4E42;
  --color-border: #303B2D;
  --color-border-soft: #B8B29E;
  --font-serif: "Songti SC", "STSong", "Noto Serif SC", "SimSun", Georgia, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-note: "Kaiti SC", "STKaiti", "KaiTi", "Songti SC", serif;
  --max-width: 1160px;
  --header-height: 70px;
}

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

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--color-bg);
  color: var(--color-text-body);
  background-image:
    repeating-linear-gradient(
      0deg,
      rgba(48, 59, 45, 0.018) 0px,
      rgba(48, 59, 45, 0.018) 1px,
      transparent 1px,
      transparent 6px
    );
}

main {
  flex: 1;
}

h1,
h2,
h3 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  font-weight: 700;
}

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.18s ease;
}

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

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

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

/* 布局容器 */
.layout-container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* 顶部草本标本签风格导航 Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: rgba(243, 238, 227, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--color-primary);
  box-shadow: 0 2px 0 rgba(124, 134, 100, 0.25);
}

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  min-height: 44px;
  letter-spacing: 0.02em;
}

.site-header__brand-badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  font-family: var(--font-note);
  font-size: 0.8rem;
  font-weight: 600;
  background-color: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0.5rem 0.85rem;
  background-color: var(--color-surface-paper);
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
}

.site-header__nav {
  display: none;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--color-surface-paper);
  border-bottom: 2px solid var(--color-primary);
  padding: 1rem 1.25rem;
}

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

.site-header__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.site-header__link {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.5rem 0.75rem;
  color: var(--color-text-main);
  font-weight: 600;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.site-header__link:hover {
  background-color: var(--color-surface);
  border-left-color: var(--color-accent);
  color: var(--color-primary);
}

.site-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.5rem 1.15rem;
  background-color: var(--color-primary);
  color: var(--color-bg) !important;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--color-primary);
  margin-top: 0.5rem;
  transition: background-color 0.18s ease, transform 0.1s ease;
}

.site-header__cta:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.site-header__cta:active {
  transform: translateY(1px);
}

/* 按钮组件：草本药房质感微压反馈 */
.btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.65rem;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: 1.5px solid var(--color-primary);
  text-align: center;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
}

.btn-action:active {
  transform: translateY(1.5px);
}

.btn-action--primary {
  background-color: var(--color-accent);
  color: #FAF7F0 !important;
  border-color: var(--color-primary);
  box-shadow: 2px 2px 0 var(--color-primary);
}

.btn-action--primary:hover {
  background-color: var(--color-primary);
  color: #FAF7F0 !important;
  box-shadow: 1px 1px 0 var(--color-secondary);
}

.btn-action--secondary {
  background-color: var(--color-surface-paper);
  color: var(--color-primary) !important;
  border-color: var(--color-primary);
  box-shadow: 2px 2px 0 var(--color-secondary);
}

.btn-action--secondary:hover {
  background-color: var(--color-surface);
}

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

/* 首屏 Hero：传统草本药房配方签 + 玻璃标本瓶路由工艺图谱 */
.hero-panel {
  padding: 3rem 0 3.5rem;
  border-bottom: 2px solid var(--color-primary);
  background-color: var(--color-bg);
}

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

.hero-panel__status-bar {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.hero-panel__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--color-accent);
  display: inline-block;
}

.hero-panel__title {
  font-family: var(--font-serif);
  font-size: 2.125rem;
  line-height: 1.25;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.hero-panel__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-body);
  margin-bottom: 1.75rem;
  max-width: 42rem;
}

.hero-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.85rem;
}

.hero-panel__meta {
  border-top: 1px dashed var(--color-secondary);
  padding-top: 1.15rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  font-size: 0.875rem;
}

.hero-panel__meta-item {
  background-color: var(--color-surface-paper);
  border: 1px solid var(--color-primary);
  padding: 0.7rem 0.9rem;
  position: relative;
}

.hero-panel__meta-label {
  display: block;
  font-family: var(--font-note);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-surface);
  padding-bottom: 0.2rem;
  margin-bottom: 0.25rem;
}

.hero-panel__meta-val {
  font-weight: 700;
  color: var(--color-primary);
}

.hero-panel__diagram {
  background-color: var(--color-surface-paper);
  border: 2px solid var(--color-primary);
  padding: 1.15rem;
  box-shadow: 4px 4px 0 var(--color-surface);
}

.hero-panel__diagram-caption {
  margin-top: 0.75rem;
  padding-top: 0.625rem;
  border-top: 1px solid var(--color-border-soft);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-note);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* 通用板块与药房目录式标题 */
.section-block {
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--color-primary);
}

.section-block--alt {
  background-color: var(--color-surface);
}

.section-block__header {
  margin-bottom: 2.25rem;
  max-width: 46rem;
  border-left: 4px solid var(--color-accent);
  padding-left: 1rem;
}

.section-block__title {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  line-height: 1.3;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.section-block__desc {
  font-size: 1rem;
  color: var(--color-text-body);
}

/* 模块1：使用场景卡 (配方手札风 Recipe/Formulation Notes) */
.scenario-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.scenario-card {
  background-color: var(--color-surface-paper);
  border: 1.5px solid var(--color-primary);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 3px 3px 0 rgba(48, 59, 45, 0.12);
}

.scenario-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-bottom: 0.875rem;
  margin-bottom: 0.875rem;
  border-bottom: 1px dashed var(--color-secondary);
}

.scenario-card__title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-primary);
}

.scenario-card__device {
  font-family: var(--font-note);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  background-color: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.scenario-card__desc {
  font-size: 0.95rem;
  color: var(--color-text-body);
}

/* 模块2：核心特性卡 (草本成分目录卡片 + 点击展开详情交互) */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.feature-card {
  background-color: var(--color-surface-paper);
  border: 1.5px solid var(--color-primary);
  padding: 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 3px 3px 0 var(--color-primary);
}

.feature-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--color-surface);
}

.feature-card__icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.feature-card__label {
  font-family: var(--font-note);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding: 0.15rem 0.5rem;
  border: 1px dashed var(--color-secondary);
  background-color: var(--color-bg);
}

.feature-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

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

.feature-card__reveal-btn {
  align-self: flex-start;
  min-height: 44px;
  padding: 0.35rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-primary);
  cursor: pointer;
  transition: background-color 0.18s ease, transform 0.1s ease;
}

.feature-card__reveal-btn:hover {
  background-color: var(--color-bg);
}

.feature-card__reveal-btn:active {
  transform: translateY(1px);
}

.feature-card__extra {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--color-secondary);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.feature-card__extra[hidden] {
  display: none;
}

/* 模块3 & 模块5：流媒体与AI支持矩阵 (标本瓶标签目录卡) */
.matrix-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.matrix-item {
  background-color: var(--color-surface-paper);
  border: 1px solid var(--color-primary);
  padding: 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: background-color 0.2s ease;
}

.matrix-item:hover {
  background-color: var(--color-surface);
}

.matrix-item__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  color: var(--color-accent);
}

.matrix-item__name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.matrix-item__note {
  font-size: 0.875rem;
  color: var(--color-text-body);
}

/* 模块4：定价方案 (支持人群筛选高亮 + 小批量手工包装盒质感卡片) */
.pricing-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.75rem;
  padding: 0.75rem 1rem;
  background-color: var(--color-surface-paper);
  border: 1px solid var(--color-primary);
}

.pricing-filter__label {
  font-family: var(--font-note);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-right: 0.25rem;
}

.pricing-filter__btn {
  min-height: 44px;
  padding: 0.4rem 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  background-color: var(--color-bg);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.1s ease;
}

.pricing-filter__btn:hover {
  background-color: var(--color-surface);
}

.pricing-filter__btn:active {
  transform: translateY(1px);
}

.pricing-filter__btn--active {
  background-color: var(--color-primary);
  color: var(--color-bg);
}

.pricing-filter__status {
  width: 100%;
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-top: 0.25rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

.plan-card {
  background-color: var(--color-surface-paper);
  border: 1.5px solid var(--color-primary);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 3px 3px 0 rgba(48, 59, 45, 0.14);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.plan-card--featured {
  border: 2.5px solid var(--color-primary);
  background-color: #FAF7F0;
  box-shadow: 5px 5px 0 var(--color-accent);
  position: relative;
}

.plan-card--selected {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  transform: translateY(-3px);
}

.plan-card__badge {
  display: inline-block;
  align-self: flex-start;
  background-color: var(--color-primary);
  color: var(--color-bg);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  margin-bottom: 0.75rem;
  letter-spacing: 0.04em;
}

.plan-card__audience {
  font-family: var(--font-note);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}

.plan-card__name {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.plan-card__price {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--color-primary);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1.5px solid var(--color-primary);
}

.plan-card__unit {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.plan-card__list {
  list-style: none;
  margin-bottom: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.plan-card__item {
  font-size: 0.9375rem;
  color: var(--color-text-body);
  padding-left: 1.25rem;
  position: relative;
}

.plan-card__item::before {
  content: "❖";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 0.8rem;
}

/* 模块6：FAQ 手风琴 (配方档案抽屉) */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  max-width: 52rem;
}

.faq-item {
  background-color: var(--color-surface-paper);
  border: 1.5px solid var(--color-primary);
}

.faq-item__trigger {
  width: 100%;
  min-height: 52px;
  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(--color-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  transition: background-color 0.18s ease;
}

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

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

.faq-item__panel {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.95rem;
  color: var(--color-text-body);
  border-top: 1px dashed var(--color-secondary);
  padding-top: 0.875rem;
}

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

/* Final CTA：深林草本墨绿底 + 羊皮纸浅字 */
.final-cta {
  padding: 3.5rem 0;
  background-color: var(--color-primary);
  color: var(--color-bg);
  border-top: 2px solid var(--color-primary);
}

.final-cta__box {
  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: 1.65rem;
  font-weight: 700;
  color: var(--color-bg);
  margin-bottom: 0.5rem;
}

.final-cta__sub {
  font-size: 1rem;
  color: var(--color-surface);
}

/* 页脚 Footer */
.site-footer {
  background-color: var(--color-surface);
  border-top: 2px solid var(--color-primary);
  padding: 2.5rem 0 5.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.site-footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border-soft);
}

.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  list-style: none;
}

.site-footer__link {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.site-footer__link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.site-footer__bottom {
  padding-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* 移动端吸底 CTA */
.mobile-sticky-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 90;
  background-color: var(--color-surface-paper);
  border-top: 2px solid var(--color-primary);
  padding: 0.625rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  transform: translateY(100%);
  transition: transform 0.22s ease-out;
}

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

.mobile-sticky-bar__text {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
}

.mobile-sticky-bar__btn {
  padding: 0.5rem 1.15rem;
  min-height: 44px;
  background-color: var(--color-accent);
  color: #FAF7F0 !important;
  border: 1px solid var(--color-primary);
  font-weight: 700;
  font-size: 0.9375rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

/* 指南页与文章页样式 */
.breadcrumb-bar {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-primary);
  background-color: var(--color-surface);
  font-size: 0.875rem;
}

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

.breadcrumb-bar__item + .breadcrumb-bar__item::before {
  content: "·";
  margin-right: 0.5rem;
  color: var(--color-primary);
  font-weight: 700;
}

.guide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.guide-card {
  background-color: var(--color-surface-paper);
  border: 1.5px solid var(--color-primary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 3px 3px 0 rgba(48, 59, 45, 0.12);
}

.guide-card__thumb {
  border-bottom: 1px solid var(--color-primary);
  background-color: var(--color-surface);
  padding: 1rem;
}

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

.guide-card__meta {
  display: flex;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 0.625rem;
  border-bottom: 1px dashed var(--color-secondary);
  padding-bottom: 0.4rem;
}

.guide-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.guide-card__title a {
  color: inherit;
  text-decoration: none;
}

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

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

.guide-card__read {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
}

/* 文章正文排版 (草本配方手札纸感) */
.article-wrap {
  padding: 2.5rem 0 4rem;
}

.article-content {
  max-width: 48rem;
  margin: 0 auto;
  background-color: var(--color-surface-paper);
  border: 1.5px solid var(--color-primary);
  box-shadow: 4px 4px 0 var(--color-surface);
  padding: 1.75rem 1.25rem;
}

.article-content__header {
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 1.25rem;
  margin-bottom: 1.75rem;
}

.article-content__title {
  font-size: 1.75rem;
  line-height: 1.32;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.article-content__meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.article-content h2 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 2rem 0 0.875rem;
  padding-bottom: 0.375rem;
  border-bottom: 1px dashed var(--color-secondary);
}

.article-content h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 1.5rem 0 0.625rem;
}

.article-content p {
  margin-bottom: 1.125rem;
  color: var(--color-text-body);
}

.article-content ul,
.article-content ol {
  margin: 0 0 1.25rem 1.5rem;
  color: var(--color-text-body);
}

.article-content li {
  margin-bottom: 0.5rem;
}

.article-content__callout {
  background-color: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  border-top: 1px solid var(--color-primary);
  border-right: 1px solid var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.article-content__cta-box {
  margin-top: 2.5rem;
  padding: 1.75rem;
  background-color: var(--color-surface);
  border: 2px solid var(--color-primary);
  text-align: left;
}

.article-content__related {
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px dashed var(--color-secondary);
}

/* 响应式断点 */
@media (min-width: 640px) {
  .scenario-grid,
  .feature-grid,
  .matrix-grid,
  .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-content {
    padding: 2.5rem;
  }
}

@media (min-width: 960px) {
  .site-header__toggle {
    display: none;
  }
  .site-header__nav {
    display: flex !important;
    position: static;
    background: transparent;
    border: none;
    padding: 0;
    align-items: center;
    gap: 1.5rem;
  }
  .site-header__list {
    flex-direction: row;
    gap: 0.25rem;
  }
  .site-header__link {
    border-left: none;
    border-bottom: 2px solid transparent;
  }
  .site-header__link:hover {
    background: transparent;
    border-bottom-color: var(--color-accent);
  }
  .site-header__cta {
    margin-top: 0;
  }
  .hero-panel__grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
  .hero-panel__title {
    font-size: 2.65rem;
  }
  .feature-grid,
  .matrix-grid,
  .pricing-grid,
  .guide-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .final-cta__box {
    flex-direction: row;
    align-items: center;
  }
  .site-footer {
    padding-bottom: 2.5rem;
  }
  .mobile-sticky-bar {
    display: none !important;
  }
}