/* ===================================================================
   扬帆云 (YangFan Cloud) 官网落地页核心样式表
   域名: yangfancloud.baby
   包含: 全局重置、自适应排版、玻璃拟态、同排价格卡片、文章页排版、动态背景适配
   =================================================================== */

:root {
  --bg-color: #080c16;
  --bg-secondary: #0d1424;
  --bg-card: rgba(18, 26, 45, 0.75);
  --bg-card-hover: rgba(26, 38, 64, 0.88);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 242, 254, 0.35);
  --primary: #00f2fe;
  --primary-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  --accent-purple: #7928ca;
  --accent-pink: #ff0080;
  --accent-gradient: linear-gradient(135deg, #7928ca 0%, #ff0080 100%);
  --gold-gradient: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.25);
  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html {
  font-family: var(--font-sans);
  background: radial-gradient(circle at 50% 0%, #111a33 0%, #080c16 75%) fixed;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

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

/* 动态背景画布 (层级置于背景底色之上、内容容器之下，确保100%全浏览器可见) */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
}

/* 页面所有内容容器提升层级至画布之上 */
.navbar, .hero-section, .section, .footer, .cta-banner, .floating-register-bar, .article-page-wrap {
  position: relative;
  z-index: 10;
}

/* 装饰性光晕 */
.ambient-glow {
  position: fixed;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
  z-index: 0;
}
.ambient-glow-1 {
  top: -100px;
  right: -100px;
  background: #00f2fe;
}
.ambient-glow-2 {
  bottom: 20%;
  left: -150px;
  background: #7928ca;
}

/* 容器与布局 */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

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

ul, ol {
  list-style: none;
}

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

/* 导航栏 */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(8, 12, 22, 0.85);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--primary-gradient);
  border-radius: 10px;
  color: #080c16;
  font-weight: 900;
  font-size: 1.1rem;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.logo-icon-img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.45);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: block;
}

.logo-link:hover .logo-icon-img {
  transform: scale(1.1) rotate(-3deg);
  box-shadow: 0 0 22px rgba(0, 242, 254, 0.65);
}

.logo-text {
  background: linear-gradient(90deg, #ffffff, #c7d2fe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

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

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
  border-radius: 2px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* 按钮规范 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #080c16;
  box-shadow: 0 4px 18px rgba(0, 242, 254, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 242, 254, 0.5);
  filter: brightness(1.08);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border-color: var(--border-color);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(255, 0, 128, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 0, 128, 0.45);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1.05rem;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 4px;
}

/* Hero 首屏区 (真实蓝天大海远洋帆船背景) */
.hero-section {
  padding: 110px 0 70px;
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

/* 真实质感蓝天大帆船全景背景容器 */
.hero-realistic-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  filter: brightness(0.95) contrast(1.08) saturate(1.18);
  transform-origin: 50% 65%;
  animation: hero-ship-drift 10s cubic-bezier(0.42, 0, 0.58, 1) infinite alternate;
}

/* 智能透光蒙版：完美呈现蔚蓝天空、碧海白帆与波澜壮阔的海景，底部无缝融合黑夜暗色调 */
.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    linear-gradient(180deg, rgba(8, 12, 22, 0.55) 0%, rgba(8, 12, 22, 0.16) 32%, rgba(8, 12, 22, 0.35) 65%, #080c16 100%);
  pointer-events: none;
}

/* 核心优化：帆船大幅度受风破浪起伏巡游动效 (明显海浪颠簸与横摇侧倾) */
@keyframes hero-ship-drift {
  0% {
    transform: scale(1.05) translate(-12px, 12px) rotate(-2.2deg);
  }
  28% {
    transform: scale(1.09) translate(6px, -24px) rotate(1.2deg);
  }
  55% {
    transform: scale(1.11) translate(18px, -40px) rotate(2.6deg);
  }
  80% {
    transform: scale(1.08) translate(-4px, -14px) rotate(-1.0deg);
  }
  100% {
    transform: scale(1.05) translate(-12px, 12px) rotate(-2.2deg);
  }
}

.hero-content-relative {
  position: relative;
  z-index: 10;
  width: 100%;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: rgba(8, 14, 26, 0.78);
  border: 1px solid rgba(0, 242, 254, 0.4);
  border-radius: var(--radius-full);
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 24px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  animation: pulse-glow 3s infinite;
}

.hero-pill-badge {
  background: var(--primary);
  color: #080c16;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 700;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 22px;
  letter-spacing: -1px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.95), 0 1px 4px rgba(0, 0, 0, 0.9);
}

.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 12px rgba(0, 242, 254, 0.45));
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: #e2e8f0;
  max-width: 820px;
  margin: 0 auto 36px;
  line-height: 1.7;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.95);
}

.hero-keywords {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  max-width: 880px;
  margin: 0 auto 36px;
}

.keyword-tag {
  background: rgba(8, 14, 26, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e2e8f0;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  transition: var(--transition);
}

.keyword-tag:hover {
  background: rgba(0, 242, 254, 0.12);
  border-color: var(--primary);
  color: #ffffff;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-guarantee {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: #d1d5db;
  background: rgba(8, 14, 26, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 10px 24px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.hero-guarantee-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-guarantee-item span {
  color: var(--success);
}

/* 核心特性与数据栏 */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 50px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 30px 20px;
  backdrop-filter: blur(12px);
}

.stat-item {
  text-align: center;
  border-right: 1px solid var(--border-color);
}

.stat-item:last-child {
  border-right: none;
}

.stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  display: block;
  margin-bottom: 4px;
}

.stat-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 通用Section */
.section {
  padding: 85px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 50px;
}

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

.section-title {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

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

/* 特性网格 */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-gradient);
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  background: var(--bg-card-hover);
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ===================================================================
   价格区域：所有价格严格同排展示 (Desktop & Scrollable Mobile)
   =================================================================== */
.pricing-section {
  position: relative;
  background: linear-gradient(180deg, rgba(8, 12, 22, 0.4) 0%, rgba(13, 20, 36, 0.8) 50%, rgba(8, 12, 22, 0.4) 100%);
  padding: 90px 0;
  overflow: hidden;
}

.pricing-notice {
  text-align: center;
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.9rem;
  color: #38bdf8;
}

/* 核心要求：所有价格要同排展示 */
.pricing-grid-same-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
  width: 100%;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 18px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.pricing-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 242, 254, 0.4);
  box-shadow: 0 12px 35px -10px rgba(0, 242, 254, 0.3);
}

/* 特殊高亮推荐卡片 */
.pricing-card.featured {
  background: linear-gradient(180deg, rgba(30, 41, 70, 0.9) 0%, rgba(17, 24, 42, 0.95) 100%);
  border: 2px solid #00f2fe;
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.25);
  transform: scale(1.02);
}

.pricing-card.featured:hover {
  transform: scale(1.02) translateY(-8px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-gradient);
  color: #080c16;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  white-space: nowrap;
  box-shadow: 0 2px 10px rgba(0, 242, 254, 0.4);
}

.pricing-badge.gold {
  background: var(--gold-gradient);
  color: #1e1b4b;
}

.pricing-badge.purple {
  background: var(--accent-gradient);
  color: #ffffff;
}

.pricing-header {
  text-align: center;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 18px;
}

.plan-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.plan-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  min-height: 34px;
}

.plan-price-wrap {
  margin: 12px 0 6px;
}

.currency {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--primary);
  vertical-align: top;
}

.price-num {
  font-size: 2.3rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1;
}

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

.plan-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.82rem;
  color: #d1d5db;
  line-height: 1.4;
}

.feature-check {
  color: var(--primary);
  font-weight: bold;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.pricing-action {
  margin-top: auto;
}

.btn-plan {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.9rem;
}

/* 客户端下载与外链 */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

.client-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px 18px;
  text-align: center;
  transition: var(--transition);
}

.client-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}

.client-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.client-card h4 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.client-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.client-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.client-link-btn {
  display: inline-block;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.78rem;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.client-link-btn:hover {
  background: rgba(0, 242, 254, 0.15);
  border-color: var(--primary);
  color: var(--primary);
}

/* SEO文章展示区与内部跳转 */
.articles-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 26px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.article-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-card);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.article-cat {
  background: rgba(0, 242, 254, 0.1);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.article-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 12px;
}

.article-card h3 a:hover {
  color: var(--primary);
}

.article-excerpt {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.tag-badge {
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 4px;
  color: #94a3b8;
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 600;
}

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

/* 常见问题 FAQ (手风琴) */
.faq-wrap {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.faq-item.active {
  border-color: rgba(0, 242, 254, 0.4);
  background: rgba(22, 32, 54, 0.85);
}

.faq-question {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 600;
  user-select: none;
}

.faq-toggle-icon {
  font-size: 1.4rem;
  color: var(--primary);
  transition: transform 0.3s ease;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  color: var(--text-muted);
  font-size: 0.93rem;
  line-height: 1.7;
}

.faq-answer-inner {
  padding: 0 24px 22px 24px;
}

/* 用户真实评价展示 */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.review-card:hover {
  border-color: rgba(0, 242, 254, 0.3);
  transform: translateY(-4px);
}

.review-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.review-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: white;
  font-size: 1rem;
}

.review-info h4 {
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.review-info span {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.review-stars {
  color: #fbbf24;
  margin-bottom: 12px;
  font-size: 0.85rem;
}

.review-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.review-tag {
  align-self: flex-start;
  margin-top: 14px;
  font-size: 0.75rem;
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

/* CTA 转换Banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.2) 0%, rgba(99, 102, 241, 0.2) 100%);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--radius-lg);
  padding: 50px 30px;
  text-align: center;
  margin: 60px 0;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.cta-banner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-banner p {
  color: #cbd5e1;
  max-width: 680px;
  margin: 0 auto 28px;
  font-size: 1.05rem;
}

/* 友情外链与生态导航 */
.outbound-links-section {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  background: rgba(6, 9, 16, 0.6);
}

.outbound-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.outbound-col h5 {
  font-size: 0.95rem;
  margin-bottom: 14px;
  color: #ffffff;
}

.outbound-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.outbound-col a {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.outbound-col a:hover {
  color: var(--primary);
  padding-left: 4px;
}

/* 页脚 */
.footer {
  border-top: 1px solid var(--border-color);
  background: #05070d;
  padding: 50px 0 30px;
  font-size: 0.88rem;
  color: var(--text-dim);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  margin-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* 浮动固定注册按钮 (移动端极具转化率) */
.floating-register-bar {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99;
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid rgba(0, 242, 254, 0.4);
  backdrop-filter: blur(14px);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  animation: float-soft 3s ease-in-out infinite;
}

.floating-text {
  font-size: 0.85rem;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ===================================================================
   文章内页专用排版样式
   =================================================================== */
.article-page-wrap {
  padding: 50px 0 80px;
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 24px;
}

.article-breadcrumb a:hover {
  color: var(--primary);
}

.article-header {
  margin-bottom: 36px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
}

.article-header h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 16px;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.article-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  align-items: start;
}

.article-toc {
  position: sticky;
  top: 96px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
  backdrop-filter: blur(10px);
}

.article-toc h4 {
  font-size: 1rem;
  margin-bottom: 14px;
  color: #ffffff;
  border-left: 3px solid var(--primary);
  padding-left: 10px;
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
}

.toc-list a {
  color: var(--text-muted);
  line-height: 1.4;
  display: block;
}

.toc-list a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.article-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  line-height: 1.85;
  color: #d1d5db;
  font-size: 1rem;
}

.article-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: #ffffff;
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #f3f4f6;
  margin: 28px 0 12px;
}

.article-content p {
  margin-bottom: 18px;
}

.article-content ul, .article-content ol {
  margin-bottom: 20px;
  padding-left: 24px;
}

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

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

.article-content li {
  margin-bottom: 8px;
}

.article-content strong {
  color: #ffffff;
}

.article-content blockquote {
  border-left: 4px solid var(--primary);
  background: rgba(0, 242, 254, 0.05);
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: #e2e8f0;
}

.article-cta-box {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.1) 0%, rgba(121, 40, 202, 0.15) 100%);
  border: 1px solid rgba(0, 242, 254, 0.35);
  border-radius: var(--radius-md);
  padding: 26px;
  text-align: center;
  margin: 36px 0;
}

.related-articles {
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
}

/* 关键帧动画 */
@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
  }
  50% {
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.45);
  }
}

@keyframes float-soft {
  0%, 100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, -6px);
  }
}

/* ===================================================================
   移动端与响应式适配 (Responsive Media Queries)
   =================================================================== */

/* 大屏幕至中等屏幕 (1150px 以下) */
@media (max-width: 1200px) {
  /* 确保所有价格在较窄屏幕上依然支持同排查看（横向滑动或自适应缩放） */
  .pricing-grid-same-row {
    grid-template-columns: repeat(5, minmax(220px, 1fr));
    overflow-x: auto;
    padding-bottom: 20px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }
  .pricing-card {
    scroll-snap-align: start;
    min-width: 220px;
  }
  .clients-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-toc {
    display: none;
  }
}

/* 平板屏幕 (900px 以下) */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .articles-preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .reviews-grid {
    grid-template-columns: repeat(1, 1fr);
  }
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .stat-item:nth-child(2) {
    border-right: none;
  }
  .stat-item {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
  }
  .stat-item:nth-last-child(-n+2) {
    border-bottom: none;
    padding-bottom: 0;
  }
  .outbound-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 手机屏幕 (640px 以下) */
@media (max-width: 640px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(8, 12, 22, 0.98);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    gap: 18px;
  }
  .nav-menu.show {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .articles-preview-grid {
    grid-template-columns: 1fr;
  }
  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-bar {
    grid-template-columns: 1fr;
  }
  .stat-item {
    border-right: none !important;
    border-bottom: 1px solid var(--border-color);
  }
  .stat-item:last-child {
    border-bottom: none;
  }
  .outbound-grid {
    grid-template-columns: 1fr;
  }
  .article-content {
    padding: 24px 18px;
  }
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta .btn {
    width: 100%;
  }
  .floating-register-bar {
    width: calc(100% - 32px);
    justify-content: space-between;
  }
}