/* ===================================================================
   八戒机场 (Bajie Cloud) 官方落地页样式表 - bajiejc.lat
   特点：纯原生 CSS3、零外部依赖、GPU 硬件加速、秒开性能、自适应全终端
   =================================================================== */

:root {
  --bg-primary: #0a0c14;
  --bg-secondary: #111422;
  --bg-card: rgba(22, 27, 46, 0.75);
  --bg-card-hover: rgba(30, 38, 66, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 229, 255, 0.3);
  
  --text-primary: #f0f4fc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-cyan: #00f2fe;
  --accent-blue: #4facfe;
  --accent-purple: #9d4edd;
  --accent-orange: #ff7b00;
  --accent-green: #10b981;
  --accent-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 50%, #9d4edd 100%);
  --accent-glow: 0 0 25px rgba(0, 242, 254, 0.35);

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --container-max-width: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* ================= 动态背景与光晕效果 ================= */
#dynamic-bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% -10%, #171c35 0%, #0a0c14 70%);
}

.bg-ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.45;
  animation: floatAmbient 18s ease-in-out infinite alternate;
}

.glow-1 {
  top: 5%;
  left: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.25) 0%, transparent 70%);
}

.glow-2 {
  top: 45%;
  right: 5%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(157, 78, 221, 0.22) 0%, transparent 70%);
  animation-duration: 22s;
  animation-delay: -5s;
}

.glow-3 {
  bottom: 10%;
  left: 30%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(79, 172, 254, 0.2) 0%, transparent 70%);
  animation-duration: 16s;
  animation-delay: -10s;
}

@keyframes floatAmbient {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.1); }
  100% { transform: translate(-30px, -40px) scale(0.95); }
}

/* ================= 排版与基础容器 ================= */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: #fff;
}

ul {
  list-style: none;
}

img, svg {
  vertical-align: middle;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.badge-cyan {
  background: rgba(0, 242, 254, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 242, 254, 0.3);
}

.badge-purple {
  background: rgba(157, 78, 221, 0.15);
  color: #c77dff;
  border: 1px solid rgba(157, 78, 221, 0.35);
}

.badge-orange {
  background: rgba(255, 123, 0, 0.12);
  color: #ffa94d;
  border: 1px solid rgba(255, 123, 0, 0.3);
}

.badge-green {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ================= 顶部导航 ================= */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(10, 12, 20, 0.82);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  height: 42px;
  width: auto;
  max-width: 90px;
  object-fit: contain;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 0 12px rgba(0, 242, 254, 0.25));
}

.logo-wrapper:hover .logo-img {
  transform: scale(1.06);
}

.logo-icon {
  width: 44px;
  height: 44px;
  filter: drop-shadow(0 0 10px rgba(0, 242, 254, 0.5));
  transition: transform 0.3s ease;
}

.logo-wrapper:hover .logo-icon {
  transform: rotate(-6deg) scale(1.05);
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: #fff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: width 0.25s ease;
}

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

.header-cta-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ================= 呼吁按钮 (CTA Buttons) ================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
  border: 1px solid transparent;
  line-height: 1;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #050b14;
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(0, 242, 254, 0.35);
}

.btn-primary:hover {
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 242, 254, 0.55);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 15px 34px;
  font-size: 1.08rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

/* ================= HERO 首屏模块 ================= */
.hero-section {
  padding: 90px 0 70px;
  text-align: center;
  position: relative;
}

.hero-content {
  max-width: 880px;
  margin: 0 auto;
}

.hero-pill {
  margin-bottom: 24px;
  cursor: pointer;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -1px;
  margin-bottom: 22px;
}

.hero-subtitle {
  font-size: 1.22rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 38px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-item svg {
  color: var(--accent-cyan);
}

/* ================= 核心优势 / 特性模块 ================= */
.section {
  padding: 85px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 55px;
}

.section-tag {
  font-size: 0.85rem;
  color: var(--accent-cyan);
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  color: #fff;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 26px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(8px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 242, 254, 0.4);
  background: var(--bg-card-hover);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background: rgba(0, 242, 254, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 20px;
}

.feature-card:nth-child(2) .feature-icon-box {
  background: rgba(157, 78, 221, 0.12);
  color: #c77dff;
}

.feature-card:nth-child(3) .feature-icon-box {
  background: rgba(255, 123, 0, 0.12);
  color: #ffa94d;
}

.feature-card:nth-child(4) .feature-icon-box {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
}

.feature-card:nth-child(5) .feature-icon-box {
  background: rgba(79, 172, 254, 0.12);
  color: var(--accent-blue);
}

.feature-card:nth-child(6) .feature-icon-box {
  background: rgba(244, 63, 94, 0.12);
  color: #fb7185;
}

.feature-card h3 {
  font-size: 1.28rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ================= 价格套餐模块 (严格要求所有价格同排) ================= */
.pricing-section {
  background: rgba(14, 18, 30, 0.5);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.pricing-tabs {
  display: flex;
  justify-content: center;
  margin-bottom: 45px;
  gap: 12px;
}

.pricing-tab-btn {
  padding: 10px 24px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.pricing-tab-btn.active, .pricing-tab-btn:hover {
  background: var(--accent-gradient);
  color: #050b14;
  border-color: transparent;
  font-weight: 700;
}

/* 核心：价格卡片严格同排 */
.pricing-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch; /* 确保高度相同，同排对齐 */
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.pricing-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 242, 254, 0.5);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}

.pricing-card.popular {
  border-color: rgba(0, 242, 254, 0.6);
  background: linear-gradient(180deg, rgba(28, 37, 65, 0.85) 0%, rgba(18, 23, 42, 0.85) 100%);
  box-shadow: 0 10px 30px rgba(0, 242, 254, 0.15);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-gradient);
  color: #050b14;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.pricing-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.plan-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.price-box {
  margin-top: 18px;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.price-currency {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.price-amount {
  font-size: 3.2rem;
  font-weight: 900;
  color: #fff;
  line-height: 1;
}

.price-period {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-left: 4px;
}

.plan-features {
  margin-bottom: 32px;
  flex-grow: 1;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 13px;
}

.plan-features li svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.plan-features li.disabled {
  color: var(--text-muted);
  text-decoration: line-through;
}

.plan-features li.disabled svg {
  color: var(--text-muted);
}

/* ================= 全球节点覆盖与延迟模块 ================= */
.nodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.node-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
}

.node-item:hover {
  border-color: rgba(0, 242, 254, 0.4);
  background: var(--bg-card-hover);
}

.node-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.node-flag {
  font-size: 1.8rem;
  line-height: 1;
}

.node-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
}

.node-type {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.node-ping {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-green);
}

.ping-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ================= 客户端支持与配置模块 ================= */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.client-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  transition: var(--transition);
}

.client-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 242, 254, 0.35);
  background: var(--bg-card-hover);
}

.client-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.client-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.client-apps {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ================= 深度干货文章推荐区 ================= */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 26px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  position: relative;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 242, 254, 0.4);
  background: var(--bg-card-hover);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.article-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 14px;
}

.article-title a {
  color: #fff;
}

.article-title a:hover {
  color: var(--accent-cyan);
}

.article-excerpt {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 16px;
  font-size: 0.88rem;
}

.article-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--accent-cyan);
}

.article-read-more:hover {
  gap: 10px;
}

/* ================= 用户真实评价模块 ================= */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: var(--transition);
}

.review-card:hover {
  border-color: rgba(0, 242, 254, 0.3);
  transform: translateY(-3px);
}

.review-stars {
  color: #f59e0b;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.reviewer-box {
  display: flex;
  align-items: center;
  gap: 14px;
}

.reviewer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #050b14;
  font-size: 1.1rem;
}

.reviewer-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
}

.reviewer-role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ================= 常见问题 FAQ 模块 ================= */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(0, 242, 254, 0.3);
}

.faq-question {
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  user-select: none;
}

.faq-icon {
  font-size: 1.3rem;
  color: var(--accent-cyan);
  transition: transform 0.25s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 26px 22px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ================= 底部与外链模块 ================= */
.site-footer {
  background: #06080e;
  border-top: 1px solid var(--border-color);
  padding: 70px 0 35px;
  margin-top: 80px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-top: 16px;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 1.02rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ================= 文章详情页专属排版 ================= */
.article-page-header {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 50px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

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

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

.article-detail-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  color: #fff;
}

.article-author-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.article-content {
  max-width: 860px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.85;
  color: #cbd5e1;
}

.article-content h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  margin: 45px 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.article-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #e2e8f0;
  margin: 32px 0 14px;
}

.article-content p {
  margin-bottom: 22px;
}

.article-content ul, .article-content ol {
  margin: 0 0 24px 24px;
}

.article-content ul {
  list-style: disc;
}

.article-content ol {
  list-style: decimal;
}

.article-content li {
  margin-bottom: 10px;
  color: #cbd5e1;
}

.article-content blockquote {
  border-left: 4px solid var(--accent-cyan);
  background: rgba(0, 242, 254, 0.06);
  padding: 16px 22px;
  margin: 28px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: italic;
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.article-content th, .article-content td {
  padding: 14px 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
  font-size: 0.92rem;
}

.article-content th {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-weight: 700;
}

.article-content pre, .article-content code {
  font-family: Consolas, Monaco, "Andale Mono", monospace;
  background: rgba(0, 0, 0, 0.4);
  color: #38bdf8;
  border-radius: 4px;
}

.article-content code {
  padding: 2px 6px;
  font-size: 0.9em;
}

.article-content pre {
  padding: 18px;
  margin: 24px 0;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  line-height: 1.5;
}

.article-cta-box {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.1) 0%, rgba(157, 78, 221, 0.12) 100%);
  border: 1px solid rgba(0, 242, 254, 0.35);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  text-align: center;
  margin: 50px 0;
}

.article-cta-box h3 {
  font-size: 1.6rem;
  color: #fff;
  margin-bottom: 10px;
}

.article-cta-box p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 24px;
}

.related-articles-section {
  border-top: 1px solid var(--border-color);
  padding: 60px 0 20px;
  margin-top: 60px;
}

/* ================= 响应式适配 ================= */
@media (max-width: 1024px) {
  .pricing-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .pricing-card {
    padding: 28px 20px;
  }
  .price-amount {
    font-size: 2.6rem;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 820px) {
  .hero-title {
    font-size: 2.3rem;
  }
  .pricing-row {
    grid-template-columns: 1fr; /* 移动端单列堆叠，但在桌面端所有价格严格同排 */
  }
  .nav-menu {
    display: none; /* 移动端保持纯粹精简秒开 */
  }
  .header-inner {
    height: 68px;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
}