/* ==========================================================================
   YToo 歪兔 - 禅意日式庭院风 (Zen Wabi-Sabi) 全局样式表
   Domain: ytoo1.xyz
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  /* Wabi-Sabi Palette */
  --bg-primary: #121314;       /* 浓墨/玄武岩深调 */
  --bg-secondary: #191B1D;     /* 粗粝磐石暗面 */
  --bg-card: #202326;          /* 湿石粗糙卡片背景 */
  --bg-card-hover: #272A2E;    /* 亮微石渐变 */
  --bg-glass: rgba(28, 30, 33, 0.75);
  
  --color-sand: #E3DDD5;       /* 枯山水温润砂质白 */
  --color-sand-muted: #A39D94; /* 沉香灰 */
  --color-moss: #5E7356;       /* 苔绿 */
  --color-moss-light: #7E9675; /* 嫩苔红点 */
  --color-bamboo: #C8A96E;     /* 竹金 / 暖焦茶 */
  --color-bamboo-hover: #DBB87A;
  --color-vermilion: #B85B48;  /* 朱砂淡红 (提示/亮点) */
  --color-border: rgba(200, 169, 110, 0.15);
  --color-border-hover: rgba(200, 169, 110, 0.35);

  --font-serif: 'Noto Serif SC', serif;
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --radius-stone: 16px;
  --radius-pill: 999px;

  --shadow-wabi: 0 20px 50px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* 基础重置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  line-height: 1.7;
  overflow-x: hidden;
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 15% 20%, rgba(94, 115, 86, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(200, 169, 110, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
  position: relative;
}

/* 粗粝岩石质感纹理覆盖层 */
body::before {
  content: "";
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* 枯山水波纹 Canvas */
#zen-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
}

/* 鼠标尾翼 Canvas & 定制光标 */
#cursor-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 99999;
}

/* 容器与版式 */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

/* 标题样式 */
h1, h2, h3, h4, .zen-font {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: -0.01em;
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
}

.section-subtitle {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-bamboo);
  margin-bottom: 0.75rem;
  padding: 0.25rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: rgba(200, 169, 110, 0.05);
}

.section-title {
  font-size: 2.25rem;
  color: var(--color-sand);
  line-height: 1.3;
}

.section-title span {
  color: var(--color-bamboo);
  font-style: italic;
}

/* 导航栏 */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: var(--transition-smooth);
}

.header.scrolled {
  padding: 0.85rem 0;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-sand);
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-moss), var(--color-bamboo));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-primary);
  font-weight: bold;
  box-shadow: 0 4px 15px rgba(94, 115, 86, 0.3);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  color: var(--color-sand-muted);
  position: relative;
  padding: 0.25rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-sand);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-bamboo);
  transition: var(--transition-smooth);
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--color-bamboo) 0%, #A88648 100%);
  color: #0E0F10;
  padding: 0.75rem 1.8rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 6px 20px rgba(200, 169, 110, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(200, 169, 110, 0.4);
  background: linear-gradient(135deg, var(--color-bamboo-hover) 0%, var(--color-bamboo) 100%);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: transparent;
  color: var(--color-sand);
  padding: 0.75rem 1.8rem;
  border-radius: var(--radius-pill);
  font-weight: 500;
  font-size: 0.95rem;
  border: 1px solid var(--color-border-hover);
  transition: var(--transition-smooth);
}

.btn-outline:hover {
  background: rgba(200, 169, 110, 0.1);
  border-color: var(--color-bamboo);
  color: var(--color-bamboo);
}

/* 英雄区 (Hero Section) */
.hero {
  padding: 10rem 0 6rem;
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(94, 115, 86, 0.15);
  border: 1px solid rgba(94, 115, 86, 0.3);
  color: var(--color-moss-light);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  margin-bottom: 1.5rem;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--color-moss-light);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-moss-light);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { opacity: 0.4; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.1); }
  100% { opacity: 0.4; transform: scale(0.9); }
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.25;
  margin-bottom: 1.5rem;
  color: #F3EFEA;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--color-sand-muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.stat-item h3 {
  font-size: 1.8rem;
  color: var(--color-bamboo);
  font-family: var(--font-sans);
  font-weight: 700;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--color-sand-muted);
}

/* Wabi-Sabi 岩石视觉卡片 (Hero Right) */
.hero-visual {
  position: relative;
}

.stone-card {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-stone);
  padding: 2.5rem;
  box-shadow: var(--shadow-wabi);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.stone-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0; width: 100%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-bamboo), transparent);
}

.stone-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.node-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-moss-light);
  background: rgba(94, 115, 86, 0.12);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
}

.node-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.node-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: var(--transition-smooth);
}

.node-row:hover {
  background: rgba(200, 169, 110, 0.06);
  border-color: var(--color-border-hover);
  transform: translateX(4px);
}

.node-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.node-flag {
  font-size: 1.2rem;
}

.node-name {
  font-size: 0.92rem;
  font-weight: 500;
}

.node-ping {
  font-size: 0.82rem;
  color: var(--color-moss-light);
  font-family: monospace;
}

.node-tag {
  font-size: 0.75rem;
  color: var(--color-bamboo);
  border: 1px solid var(--color-border);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

/* 核心特性 (Features) */
.features {
  padding: 6rem 0;
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-stone);
  padding: 2.25rem;
  transition: var(--transition-smooth);
  position: relative;
}

.feature-card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-wabi);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(200, 169, 110, 0.1);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bamboo);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.feature-title {
  font-size: 1.3rem;
  margin-bottom: 0.85rem;
  color: var(--color-sand);
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--color-sand-muted);
  line-height: 1.7;
}

/* 套餐价格 (Pricing) */
.pricing {
  padding: 6rem 0;
  background: linear-gradient(180deg, transparent 0%, rgba(25, 27, 29, 0.5) 50%, transparent 100%);
  position: relative;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
  align-items: stretch;
}

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-stone);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
  position: relative;
}

.price-card.popular {
  border-color: var(--color-bamboo);
  background: linear-gradient(180deg, rgba(200, 169, 110, 0.08) 0%, var(--bg-card) 100%);
  transform: scale(1.03);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.popular-badge {
  position: absolute;
  top: -14px;
  right: 2rem;
  background: linear-gradient(135deg, var(--color-bamboo), #A88648);
  color: #0E0F10;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.price-header h3 {
  font-size: 1.5rem;
  color: var(--color-sand);
  margin-bottom: 0.5rem;
}

.price-header p {
  font-size: 0.88rem;
  color: var(--color-sand-muted);
  margin-bottom: 1.5rem;
}

.price-amount {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.price-currency {
  font-size: 1.3rem;
  color: var(--color-bamboo);
  font-weight: 600;
}

.price-num {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-sand);
  font-family: var(--font-sans);
}

.price-period {
  font-size: 0.9rem;
  color: var(--color-sand-muted);
}

.price-features {
  list-style: none;
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.price-features li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.92rem;
  color: var(--color-sand-muted);
}

.price-features li svg {
  color: var(--color-moss-light);
  flex-shrink: 0;
}

.price-btn {
  width: 100%;
  text-align: center;
  justify-content: center;
}

/* 文章精选展示 (SEO Articles Showcase) */
.articles-section {
  padding: 6rem 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-stone);
  padding: 2rem;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-bamboo);
  background: var(--bg-card-hover);
}

.article-tag {
  display: inline-block;
  font-size: 0.78rem;
  color: var(--color-bamboo);
  border: 1px solid var(--color-border);
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
  width: fit-content;
}

.article-title {
  font-size: 1.2rem;
  line-height: 1.4;
  margin-bottom: 0.85rem;
  color: var(--color-sand);
}

.article-excerpt {
  font-size: 0.92rem;
  color: var(--color-sand-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--color-sand-muted);
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.article-read-more {
  color: var(--color-bamboo);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

/* 用户评价 (Testimonials) */
.testimonials {
  padding: 6rem 0;
  background: rgba(25, 27, 29, 0.4);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-stone);
  padding: 2rem;
  position: relative;
}

.quote-mark {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: rgba(200, 169, 110, 0.2);
  line-height: 1;
  margin-bottom: -1rem;
}

.testimonial-text {
  font-size: 0.95rem;
  color: var(--color-sand);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-moss), var(--color-bamboo));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--bg-primary);
  font-size: 1rem;
}

.author-info h4 {
  font-size: 0.95rem;
  color: var(--color-sand);
  font-family: var(--font-sans);
  font-weight: 600;
}

.author-info p {
  font-size: 0.8rem;
  color: var(--color-sand-muted);
}

/* 常见问题 (FAQ Accordion) */
.faq-section {
  padding: 6rem 0;
}

.faq-container {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition-smooth);
}

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

.faq-question {
  padding: 1.35rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-sand);
}

.faq-toggle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(200, 169, 110, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bamboo);
  transition: var(--transition-smooth);
}

.faq-item.active .faq-toggle {
  transform: rotate(180deg);
  background: var(--color-bamboo);
  color: var(--bg-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 1.75rem;
  color: var(--color-sand-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 1.75rem 1.5rem;
}

/* CTA 注册横幅 */
.cta-banner {
  padding: 5rem 0;
  background: radial-gradient(circle at center, rgba(94, 115, 86, 0.15) 0%, rgba(18, 19, 20, 0.9) 70%);
  text-align: center;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.cta-box {
  max-width: 760px;
  margin: 0 auto;
}

.cta-box h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--color-sand);
}

.cta-box p {
  font-size: 1.1rem;
  color: var(--color-sand-muted);
  margin-bottom: 2rem;
}

/* 页脚与 PBN 输血管道 (Footer PBN Link Pipeline) */
footer, .footer {
  background: #0D0E0F;
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2rem;
  position: relative;
  z-index: 2;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  color: var(--color-sand-muted);
  font-size: 0.9rem;
  margin-top: 1rem;
  max-width: 320px;
  line-height: 1.7;
}

.footer-col h4 {
  font-size: 1rem;
  color: var(--color-sand);
  margin-bottom: 1.25rem;
  font-family: var(--font-sans);
  font-weight: 600;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--color-sand-muted);
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--color-bamboo);
  padding-left: 4px;
}

/* 核心任务 2：PBN 权重精准输血管道 (友情链接区) */
.pbn-link-pipeline {
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(200, 169, 110, 0.08);
  text-align: center;
}

.pbn-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(163, 157, 148, 0.4);
  margin-bottom: 0.85rem;
}

.pbn-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.85rem 1.5rem;
  list-style: none;
}

.pbn-links li a {
  font-size: 0.78rem;
  color: rgba(163, 157, 148, 0.55);
  transition: var(--transition-smooth);
}

.pbn-links li a:hover {
  color: var(--color-bamboo);
  text-decoration: underline;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  color: rgba(163, 157, 148, 0.4);
  font-size: 0.82rem;
}

/* 文章详情页专用样式 */
.article-detail {
  padding: 8rem 0 6rem;
}

.article-header {
  max-width: 860px;
  margin: 0 auto 3rem;
  text-align: center;
}

.article-header h1 {
  font-size: 2.6rem;
  line-height: 1.3;
  margin: 1.2rem 0;
  color: var(--color-sand);
}

.article-header-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: var(--color-sand-muted);
}

.article-body {
  max-width: 860px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-stone);
  padding: 3.5rem 3rem;
  box-shadow: var(--shadow-wabi);
  font-size: 1.05rem;
  line-height: 1.95;
  color: #DDD8D0;
}

.article-body h2 {
  font-size: 1.65rem;
  margin: 2.5rem 0 1.25rem;
  color: var(--color-bamboo);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.article-body h3 {
  font-size: 1.3rem;
  margin: 1.8rem 0 1rem;
  color: var(--color-sand);
}

.article-body p {
  margin-bottom: 1.5rem;
}

.article-body ul, .article-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

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

.article-body blockquote {
  background: rgba(200, 169, 110, 0.06);
  border-left: 3px solid var(--color-bamboo);
  padding: 1.2rem 1.5rem;
  margin: 2rem 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--color-sand);
}

.article-cta-box {
  background: linear-gradient(135deg, rgba(94, 115, 86, 0.2) 0%, rgba(200, 169, 110, 0.15) 100%);
  border: 1px solid var(--color-border-hover);
  border-radius: 12px;
  padding: 2rem;
  margin: 3rem 0;
  text-align: center;
}

.article-cta-box h3 {
  color: var(--color-sand);
  margin-bottom: 0.75rem;
  font-size: 1.3rem;
}

.article-cta-box p {
  color: var(--color-sand-muted);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.internal-link-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  transition: var(--transition-smooth);
}

.internal-link-card:hover {
  background: rgba(200, 169, 110, 0.08);
  border-color: var(--color-bamboo);
}

/* 响应式断点 */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .nav-menu {
    display: none; /* 可拓展移动端抽屉导航 */
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .article-body {
    padding: 2rem 1.5rem;
  }
  .article-header h1 {
    font-size: 1.9rem;
  }
}