/* ==========================================================================
   猫猫云 (MIAOMIAO CLOUD) - 日式禅意水墨极简样式表
   色彩规范：
   - 暖宣纸底: #f4efe3
   - 浓淡水墨: #33302a (主色), #555148 (次色), #8a8479 (浅墨)
   - 印章红:   #b23a26 (唯一朱砂提色)
   - 细分界线: rgba(51, 48, 42, 0.12)
   ========================================================================== */

:root {
  --bg-rice-paper: #f4efe3;
  --bg-rice-paper-card: rgba(255, 255, 255, 0.5);
  --color-ink-heavy: #33302a;
  --color-ink-medium: #555148;
  --color-ink-light: #8a8479;
  --color-seal-red: #b23a26;
  --color-seal-red-soft: rgba(178, 58, 38, 0.1);
  --border-line-subtle: rgba(51, 48, 42, 0.12);
  --border-line-hover: rgba(51, 48, 42, 0.3);
  --font-serif-cn: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --font-mono-en: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, "Courier New", monospace;
  --spacing-container: 1180px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-rice-paper);
}

body {
  background-color: var(--bg-rice-paper);
  color: var(--color-ink-heavy);
  font-family: var(--font-serif-cn);
  line-height: 1.85;
  letter-spacing: 0.06em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

/* 宣纸微质感噪点与水墨晕染底纹 */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  background: 
    radial-gradient(circle at 80% 20%, rgba(178, 58, 38, 0.02) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(51, 48, 42, 0.03) 0%, transparent 50%);
  z-index: -1;
}

/* 英文极小号等宽字加 0.28em 字距 */
.zen-en-sub,
.zen-tag-en,
.zen-code,
.zen-en-mono {
  font-family: var(--font-mono-en);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-ink-light);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease, border-color 0.3s ease;
}

/* 容器定义与留白 */
.zen-container {
  max-width: var(--spacing-container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

.zen-section {
  padding-top: 6.5rem;
  padding-bottom: 6.5rem;
  border-bottom: 1px solid var(--border-line-subtle);
  position: relative;
}

/* 印章点缀组件 */
.zen-seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--color-seal-red);
  color: var(--color-seal-red);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  line-height: 1.2;
  border-radius: 2px;
  letter-spacing: 0.15em;
  user-select: none;
  background: rgba(178, 58, 38, 0.03);
}

.zen-seal-round {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* 下划线悬停变长的小文字链 CTA */
.zen-cta-link {
  display: inline-flex;
  align-items: center;
  position: relative;
  font-size: 0.92rem;
  letter-spacing: 0.12em;
  color: var(--color-ink-heavy);
  padding-bottom: 4px;
  font-weight: 500;
  cursor: pointer;
}

.zen-cta-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40%;
  height: 1.5px;
  background-color: var(--color-seal-red);
  transition: width 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}

.zen-cta-link:hover::after {
  width: 100%;
}

.zen-cta-link:hover {
  color: var(--color-seal-red);
}

/* 禅意水墨实体按钮 */
.zen-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-ink-heavy);
  color: #fff;
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  padding: 0.85rem 2.2rem;
  border: 1px solid var(--color-ink-heavy);
  position: relative;
  overflow: hidden;
  transition: all 0.35s ease;
  min-height: 46px;
}

.zen-btn-primary:hover {
  background-color: var(--color-seal-red);
  border-color: var(--color-seal-red);
  color: #fff;
  box-shadow: 0 8px 24px rgba(178, 58, 38, 0.18);
}

.zen-btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--color-ink-heavy);
  font-size: 0.88rem;
  letter-spacing: 0.16em;
  padding: 0.8rem 2rem;
  border: 1px solid var(--border-line-subtle);
  transition: all 0.3s ease;
  min-height: 46px;
}

.zen-btn-outline:hover {
  border-color: var(--color-ink-heavy);
  background-color: rgba(51, 48, 42, 0.04);
}

/* ==========================================================================
   导航栏 Header
   ========================================================================== */
.zen-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(244, 239, 227, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-line-subtle);
  transition: all 0.3s ease;
}

.zen-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.zen-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.zen-brand-title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-ink-heavy);
}

.zen-nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2.2rem;
}

.zen-nav-item a {
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: var(--color-ink-medium);
  position: relative;
  padding: 0.4rem 0;
}

.zen-nav-item a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1.5px;
  background-color: var(--color-seal-red);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.zen-nav-item a:hover {
  color: var(--color-seal-red);
}

.zen-nav-item a:hover::after {
  width: 100%;
}

.zen-nav-item.highlight a {
  color: var(--color-seal-red);
  font-weight: 600;
}

.zen-nav-cta {
  display: flex;
  align-items: center;
}

/* ==========================================================================
   Hero 主视觉区
   ========================================================================== */
.zen-hero {
  position: relative;
  padding-top: 5rem;
  padding-bottom: 6rem;
  overflow: hidden;
  border-bottom: 1px solid var(--border-line-subtle);
}

.zen-hero-grid {
  display: grid;
  grid-template-columns: auto 1fr 1.15fr;
  align-items: center;
  gap: 3.5rem;
}

/* 竖排标题「云深有猫」 */
.zen-vertical-title-box {
  writing-mode: vertical-rl;
  text-orientation: upright;
  display: flex;
  align-items: center;
  padding-right: 1.5rem;
  border-right: 1px solid var(--border-line-subtle);
}

.zen-vertical-title {
  font-size: 2.4rem;
  letter-spacing: 0.45em;
  color: var(--color-ink-heavy);
  font-weight: 700;
  position: relative;
}

.zen-vertical-tagline {
  font-size: 0.95rem;
  letter-spacing: 0.35em;
  color: var(--color-ink-light);
  margin-right: 0.85rem;
}

/* 主视觉文案区 */
.zen-hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.zen-haiku-quote {
  font-size: 1.25rem;
  letter-spacing: 0.22em;
  color: var(--color-ink-medium);
  margin-bottom: 1.2rem;
  border-left: 2px solid var(--color-seal-red);
  padding-left: 1rem;
  line-height: 1.6;
}

.zen-hero-h1 {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.12em;
  color: var(--color-ink-heavy);
  margin-bottom: 1.2rem;
}

.zen-hero-desc {
  font-size: 1.05rem;
  color: var(--color-ink-medium);
  line-height: 2;
  margin-bottom: 2.2rem;
  letter-spacing: 0.08em;
}

.zen-hero-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

/* 主视觉：手绘感圆相（Enso）与猫剪影 */
.zen-enso-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.zen-enso-svg {
  width: 100%;
  max-width: 420px;
  height: auto;
  filter: drop-shadow(0 15px 35px rgba(51, 48, 42, 0.08));
  animation: ensoFloat 8s ease-in-out infinite alternate;
}

@keyframes ensoFloat {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-8px) rotate(1deg); }
}

/* ==========================================================================
   三大核心功能优势（计算 / 存储 / 网络）
   ========================================================================== */
.zen-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--border-line-subtle);
  background: var(--bg-rice-paper-card);
}

.zen-feature-card {
  padding: 3.5rem 2.5rem;
  border-right: 1px solid var(--border-line-subtle);
  position: relative;
  transition: background-color 0.4s ease;
  display: flex;
  flex-direction: column;
}

.zen-feature-card:last-child {
  border-right: none;
}

.zen-feature-card:hover {
  background-color: rgba(255, 255, 255, 0.7);
}

.zen-feature-number {
  font-family: var(--font-mono-en);
  font-size: 0.85rem;
  color: var(--color-seal-red);
  letter-spacing: 0.28em;
  margin-bottom: 1.2rem;
}

.zen-feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-ink-heavy);
  margin-bottom: 0.8rem;
}

.zen-feature-haiku {
  font-size: 0.95rem;
  color: var(--color-seal-red);
  letter-spacing: 0.15em;
  margin-bottom: 1.2rem;
  font-style: normal;
}

.zen-feature-desc {
  font-size: 0.95rem;
  color: var(--color-ink-medium);
  line-height: 1.9;
  letter-spacing: 0.06em;
  flex-grow: 1;
}

/* ==========================================================================
   流媒体与 AI 生产力支持图卡
   ========================================================================== */
.zen-media-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.zen-media-card {
  border: 1px solid var(--border-line-subtle);
  background: var(--bg-rice-paper-card);
  padding: 2.2rem 1.8rem;
  position: relative;
  transition: all 0.35s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.zen-media-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-line-hover);
  box-shadow: 0 10px 30px rgba(51, 48, 42, 0.05);
}

.zen-media-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-line-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--color-seal-red);
  background: rgba(255, 255, 255, 0.6);
}

.zen-media-title {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-ink-heavy);
  margin-bottom: 0.5rem;
}

.zen-media-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-family: var(--font-mono-en);
  letter-spacing: 0.15em;
  color: var(--color-seal-red);
  margin-bottom: 0.8rem;
}

.zen-media-desc {
  font-size: 0.9rem;
  color: var(--color-ink-medium);
  line-height: 1.8;
}

/* ==========================================================================
   价格方案对比表
   ========================================================================== */
.zen-pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.zen-price-card {
  background: var(--bg-rice-paper-card);
  border: 1px solid var(--border-line-subtle);
  padding: 3rem 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.35s ease;
}

.zen-price-card.featured {
  border-color: var(--color-seal-red);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 12px 35px rgba(178, 58, 38, 0.08);
}

.zen-price-badge-top {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-seal-red);
  color: #fff;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  padding: 0.25rem 0.85rem;
  border-radius: 2px;
  white-space: nowrap;
}

.zen-price-header {
  text-align: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-line-subtle);
  margin-bottom: 2rem;
}

.zen-price-plan-name {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 0.4rem;
}

.zen-price-plan-desc {
  font-size: 0.85rem;
  color: var(--color-ink-light);
  letter-spacing: 0.08em;
}

.zen-price-value-box {
  margin-top: 1.4rem;
  display: flex;
  align-items: baseline;
  justify-content: center;
}

.zen-price-currency {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-seal-red);
  margin-right: 2px;
}

.zen-price-amount {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-ink-heavy);
  font-family: var(--font-mono-en);
}

.zen-price-period {
  font-size: 0.85rem;
  color: var(--color-ink-light);
  margin-left: 4px;
}

.zen-price-features {
  list-style: none;
  margin-bottom: 2.5rem;
  flex-grow: 1;
}

.zen-price-features li {
  font-size: 0.9rem;
  color: var(--color-ink-medium);
  padding: 0.65rem 0;
  border-bottom: 1px dashed rgba(51, 48, 42, 0.08);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.zen-price-features li::before {
  content: "·";
  color: var(--color-seal-red);
  font-size: 1.5rem;
  line-height: 0;
}

.zen-price-cta {
  width: 100%;
}

/* ==========================================================================
   用户评价与口碑
   ========================================================================== */
.zen-reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3.5rem;
}

.zen-review-card {
  border: 1px solid var(--border-line-subtle);
  background: var(--bg-rice-paper-card);
  padding: 2.8rem 2.2rem;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.zen-review-card::before {
  content: "“";
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-size: 4rem;
  line-height: 1;
  color: rgba(51, 48, 42, 0.08);
  font-family: var(--font-serif-cn);
}

.zen-review-content {
  font-size: 0.96rem;
  color: var(--color-ink-medium);
  line-height: 1.95;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.zen-review-author {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid var(--border-line-subtle);
  padding-top: 1.2rem;
}

.zen-review-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(51, 48, 42, 0.05);
  border: 1px solid var(--border-line-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-ink-heavy);
}

.zen-review-info h4 {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--color-ink-heavy);
}

.zen-review-info span {
  font-size: 0.78rem;
  color: var(--color-ink-light);
  font-family: var(--font-mono-en);
}

/* ==========================================================================
   常见问题 FAQ
   ========================================================================== */
.zen-faq-container {
  max-width: 860px;
  margin: 3.5rem auto 0;
}

.zen-faq-item {
  border-bottom: 1px solid var(--border-line-subtle);
  padding: 1.8rem 0;
}

.zen-faq-q {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-ink-heavy);
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.zen-faq-q::before {
  content: "问";
  font-size: 0.75rem;
  padding: 0.15rem 0.4rem;
  background-color: var(--color-seal-red);
  color: #fff;
  border-radius: 2px;
}

.zen-faq-a {
  font-size: 0.96rem;
  color: var(--color-ink-medium);
  line-height: 1.95;
  padding-left: 2.2rem;
}

/* ==========================================================================
   页脚 Footer - 极简四项打开新标签
   ========================================================================== */
.zen-footer {
  padding-top: 5rem;
  padding-bottom: 4rem;
  background-color: var(--bg-rice-paper);
  border-top: 1px solid var(--border-line-subtle);
  text-align: center;
}

.zen-footer-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3.5rem;
  list-style: none;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.zen-footer-link {
  font-size: 1.05rem;
  letter-spacing: 0.15em;
  color: var(--color-ink-heavy);
  font-weight: 600;
  position: relative;
  padding-bottom: 4px;
}

.zen-footer-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-seal-red);
  transition: width 0.3s ease;
}

.zen-footer-link:hover {
  color: var(--color-seal-red);
}

.zen-footer-link:hover::after {
  width: 100%;
}

.zen-footer-copy {
  font-size: 0.8rem;
  color: var(--color-ink-light);
  font-family: var(--font-mono-en);
  letter-spacing: 0.28em;
}

/* ==========================================================================
   缓和淡入加载动画
   ========================================================================== */
@keyframes zenFadeIn {
  0% {
    opacity: 0;
    transform: translateY(18px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.zen-fade-in {
  opacity: 0;
  animation: zenFadeIn 1.1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.35s; }
.delay-3 { animation-delay: 0.55s; }
.delay-4 { animation-delay: 0.75s; }

/* ==========================================================================
   推荐资讯及文章专有样式
   ========================================================================== */
.zen-article-header {
  padding-top: 4.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-line-subtle);
  margin-bottom: 3.5rem;
  text-align: center;
}

.zen-article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.2rem;
}

.zen-article-h1 {
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.08em;
  color: var(--color-ink-heavy);
  max-width: 900px;
  margin: 0 auto 1.5rem;
}

.zen-article-body {
  max-width: 840px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 2.1;
  color: var(--color-ink-heavy);
}

.zen-article-body h2 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-top: 3rem;
  margin-bottom: 1.2rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-line-subtle);
  color: var(--color-ink-heavy);
}

.zen-article-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-top: 2rem;
  margin-bottom: 0.8rem;
  color: var(--color-ink-medium);
}

.zen-article-body p {
  margin-bottom: 1.8rem;
  letter-spacing: 0.05em;
  text-align: justify;
}

.zen-article-body ul, 
.zen-article-body ol {
  margin-bottom: 2rem;
  padding-left: 1.8rem;
}

.zen-article-body li {
  margin-bottom: 0.8rem;
  line-height: 1.9;
}

.zen-article-body blockquote {
  border-left: 3px solid var(--color-seal-red);
  padding: 1.2rem 1.8rem;
  background: rgba(255, 255, 255, 0.4);
  margin: 2rem 0;
  font-style: normal;
  color: var(--color-ink-medium);
}

.zen-article-body pre {
  background: #2a2723;
  color: #e5ded2;
  padding: 1.4rem 1.8rem;
  border-radius: 4px;
  font-family: var(--font-mono-en);
  font-size: 0.88rem;
  line-height: 1.6;
  overflow-x: auto;
  margin: 2rem 0;
}

.zen-table-box {
  overflow-x: auto;
  margin: 2.2rem 0;
}

.zen-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.zen-table th, .zen-table td {
  padding: 1rem 1.2rem;
  border: 1px solid var(--border-line-subtle);
}

.zen-table th {
  background: rgba(51, 48, 42, 0.05);
  font-weight: 600;
  color: var(--color-ink-heavy);
}

.zen-article-nav {
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border-line-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* 资讯中心卡片列表 */
.zen-news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  margin-top: 3rem;
}

.zen-news-card {
  border: 1px solid var(--border-line-subtle);
  background: var(--bg-rice-paper-card);
  padding: 2.8rem 2.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.35s ease;
}

.zen-news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(51, 48, 42, 0.06);
  border-color: var(--border-line-hover);
}

.zen-news-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
  color: var(--color-ink-heavy);
}

.zen-news-card-title:hover {
  color: var(--color-seal-red);
}

.zen-news-card-excerpt {
  font-size: 0.95rem;
  color: var(--color-ink-medium);
  line-height: 1.85;
  margin-bottom: 1.8rem;
  flex-grow: 1;
}

/* ==========================================================================
   移动端与响应式适配 (@media)
   ========================================================================== */
@media (max-width: 1024px) {
  .zen-hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }

  .zen-vertical-title-box {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    border-right: none;
    border-bottom: 1px solid var(--border-line-subtle);
    padding-right: 0;
    padding-bottom: 1.2rem;
    margin-bottom: 1rem;
    justify-content: center;
  }

  .zen-vertical-title {
    letter-spacing: 0.3em;
  }

  .zen-hero-actions {
    justify-content: center;
  }

  .zen-features-grid {
    grid-template-columns: 1fr;
  }

  .zen-feature-card {
    border-right: none;
    border-bottom: 1px solid var(--border-line-subtle);
    padding: 2.5rem 1.8rem;
  }

  .zen-feature-card:last-child {
    border-bottom: none;
  }

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

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

  .zen-reviews-grid {
    grid-template-columns: 1fr;
  }

  .zen-news-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .zen-container {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .zen-section {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .zen-nav-inner {
    height: 64px;
  }

  .zen-nav-links {
    display: none; /* 移动端精简突出行动点 */
  }

  .zen-hero-h1 {
    font-size: 2rem;
  }

  .zen-media-grid {
    grid-template-columns: 1fr;
  }

  .zen-pricing-grid {
    grid-template-columns: 1fr;
  }

  .zen-footer-nav {
    flex-direction: column;
    gap: 1.5rem;
  }

  .zen-btn-primary,
  .zen-btn-outline {
    width: 100%;
    text-align: center;
    min-height: 48px; /* 适合移动端手指点按 */
  }

  .zen-hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 1.2rem;
  }

  .zen-article-h1 {
    font-size: 1.7rem;
  }
}