/* 百变小樱云 (baibianxiaoying.cyou) 全新错位交替与全宽横条重构版 */
:root {
  --bg-dark: #08080c;
  --bg-card: #101018;
  --bg-card-alt: #161622;
  --primary-pink: #f43f5e;
  --primary-glow: rgba(244, 63, 94, 0.35);
  --accent-cyan: #06b6d4;
  --accent-purple: #a855f7;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-pink: rgba(244, 63, 94, 0.3);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

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

html {
  scroll-behavior: smooth;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-dark);
}

body {
  line-height: 1.6;
  background: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(244, 63, 94, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 90% 70%, rgba(168, 85, 247, 0.12) 0%, transparent 40%);
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 8, 12, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 900;
  color: #ffffff;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  box-shadow: 0 0 16px var(--primary-glow);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
}

.nav-links a:hover {
  color: var(--primary-pink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  font-size: 14px;
  font-weight: 700;
  border-radius: 999px;
  transition: all 0.25s ease;
  cursor: pointer;
  border: none;
}

.btn-recommend {
  background: var(--primary-pink);
  color: #ffffff !important;
  box-shadow: 0 4px 16px rgba(244, 63, 94, 0.4);
}

.btn-recommend:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(244, 63, 94, 0.6);
}

.btn-auth {
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  border: 1px solid var(--border-subtle);
}

.btn-auth:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-hero-primary {
  background: linear-gradient(135deg, #f43f5e 0%, #a855f7 100%);
  color: #ffffff;
  padding: 16px 36px;
  font-size: 16px;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(244, 63, 94, 0.5);
}

.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(244, 63, 94, 0.7);
}

.btn-hero-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: #ffffff;
  border: 1px solid var(--border-pink);
  padding: 16px 32px;
  font-size: 16px;
  border-radius: 999px;
}

.btn-hero-secondary:hover {
  background: rgba(244, 63, 94, 0.1);
  color: var(--primary-pink);
}

/* 全新 Hero Section: 错位左对齐文本 + 全宽横条监控板 */
.hero {
  padding: 70px 0 40px;
}

.hero-header-line {
  font-family: monospace;
  font-size: 13px;
  color: var(--accent-cyan);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.hero-main-title {
  font-size: 60px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  color: #ffffff;
}

.hero-sub-gradient {
  font-size: 42px;
  font-weight: 800;
  background: linear-gradient(135deg, #f43f5e 0%, #a855f7 50%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  margin-bottom: 24px;
}

.hero-quote-block {
  background: rgba(244, 63, 94, 0.05);
  border-left: 4px solid var(--primary-pink);
  padding: 20px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 860px;
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero-quote-block strong {
  color: #f43f5e;
}

.hero-actions-row {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

/* 全宽横条 Node Monitor Strip (全宽指标行!) */
.full-monitor-strip {
  background: var(--bg-card);
  border: 1px solid var(--border-pink);
  border-radius: var(--radius-md);
  padding: 24px 32px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(244, 63, 94, 0.15);
}

.strip-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 14px;
  margin-bottom: 20px;
}

.strip-title {
  font-size: 18px;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.strip-status {
  background: rgba(52, 211, 153, 0.12);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.3);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}

.strip-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
}

.strip-box.highlight {
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.15) 0%, rgba(168, 85, 247, 0.1) 100%);
  border-color: var(--border-pink);
}

.strip-box-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.strip-box-val {
  font-size: 15px;
  font-weight: 800;
  color: #ffffff;
}

.strip-box.highlight .strip-box-val {
  color: var(--primary-pink);
  font-size: 18px;
}

/* Sections General */
.section {
  padding: 90px 0;
}

.section-tag {
  color: var(--primary-pink);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: 36px;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
}

/* 全新 Zig-Zag 错位交替 Features 布局 */
.zigzag-features {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.zigzag-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition: all 0.3s ease;
}

.zigzag-row:hover {
  border-color: var(--border-pink);
  box-shadow: 0 10px 30px rgba(244, 63, 94, 0.15);
}

.zigzag-row.reverse {
  grid-template-columns: 1fr 1fr;
}

.zigzag-text h3 {
  font-size: 24px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 16px;
}

.zigzag-text p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
}

.zigzag-widget {
  background: var(--bg-card-alt);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  text-align: center;
  font-size: 48px;
}

/* 全新 Horizontal Strip Pricing 套餐横向条排版! */
.pricing-strips {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.price-strip {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px 36px;
  display: grid;
  grid-template-columns: 220px 180px 1fr 160px;
  align-items: center;
  gap: 24px;
  transition: all 0.3s ease;
}

.price-strip:hover {
  border-color: var(--border-pink);
  transform: translateX(6px);
}

.price-strip.popular {
  border: 2px solid var(--primary-pink);
  background: linear-gradient(90deg, #18101a 0%, #101018 100%);
  box-shadow: 0 0 30px rgba(244, 63, 94, 0.2);
}

.strip-name {
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-pop {
  background: var(--primary-pink);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 4px;
}

.strip-price-num {
  font-size: 32px;
  font-weight: 900;
  color: var(--primary-pink);
}

.strip-price-unit {
  font-size: 13px;
  color: var(--text-muted);
}

.strip-feats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.feat-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 13px;
  padding: 4px 12px;
  border-radius: 999px;
}

/* Articles Section: 主辅双栏布局 */
.articles-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.featured-article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-pink);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.featured-article-card h3 {
  font-size: 22px;
  font-weight: 800;
  color: #ffffff;
  margin: 16px 0;
  line-height: 1.4;
}

.featured-article-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.article-list-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.article-mini-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s ease;
}

.article-mini-item:hover {
  border-color: var(--border-pink);
  transform: translateX(4px);
}

.article-mini-title {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  max-width: 80%;
}

.article-mini-tag {
  background: rgba(244, 63, 94, 0.12);
  color: var(--primary-pink);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
}

/* User Reviews Section */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
}

.review-stars {
  color: #fbbf24;
  font-size: 16px;
  margin-bottom: 12px;
}

.review-text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 18px;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 40px;
  height: 40px;
  background: rgba(244, 63, 94, 0.2);
  color: var(--primary-pink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.user-info h4 {
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
}

.user-info span {
  font-size: 12px;
  color: var(--text-muted);
}

/* FAQ 2-Column Grid Accordion */
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.faq-question {
  font-size: 16px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 12px;
}

.faq-answer {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Footer & PBN Links (Dark Mode) */
footer {
  background: #040406;
  color: var(--text-muted);
  padding: 56px 0 28px;
  text-align: center;
  font-size: 14px;
  border-top: 1px solid var(--border-subtle);
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-brand {
  font-size: 22px;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.footer-desc {
  max-width: 640px;
  margin: 0 auto 28px;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-pbn {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  font-size: 12px;
  color: #475569;
}

.footer-pbn span {
  color: #334155;
}

.footer-pbn a {
  color: #64748b;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-pbn a:hover {
  color: var(--primary-pink);
  text-decoration: underline;
}

.copyright {
  margin-top: 18px;
  font-size: 12px;
  color: #334155;
}

/* Article Page styles */
.article-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-subtle);
  padding: 56px 0;
  margin-bottom: 48px;
}

.article-title {
  font-size: 36px;
  font-weight: 900;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 18px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
  color: var(--text-muted);
}

.article-body {
  max-width: 880px;
  margin: 0 auto 60px;
  background: var(--bg-card);
  padding: 48px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-secondary);
}

.article-body h2 {
  font-size: 24px;
  font-weight: 800;
  color: #ffffff;
  margin: 36px 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-pink);
}

.article-body h3 {
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  margin: 28px 0 14px;
}

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

.article-body ul, .article-body ol {
  margin-bottom: 24px;
  padding-left: 28px;
}

.article-body li {
  margin-bottom: 10px;
}

.article-body blockquote {
  background: rgba(244, 63, 94, 0.08);
  border-left: 4px solid var(--primary-pink);
  padding: 18px 24px;
  margin: 28px 0;
  border-radius: 0 8px 8px 0;
  color: var(--primary-pink);
}

.cta-box {
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.12) 0%, rgba(168, 85, 247, 0.12) 100%);
  border: 1px solid var(--border-pink);
  border-radius: var(--radius-md);
  padding: 36px;
  text-align: center;
  margin: 48px 0;
}

.cta-box h3 {
  font-size: 22px;
  color: #ffffff;
  margin-bottom: 14px;
}

.cta-box p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .price-strip {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .zigzag-row, .zigzag-row.reverse, .articles-layout, .faq-grid {
    grid-template-columns: 1fr;
  }
  .hero-main-title {
    font-size: 42px;
  }
  .hero-sub-gradient {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .article-body {
    padding: 28px 20px;
  }
}