/* Galaxycloud Modern Dark Tech Design System */
:root {
  --bg-dark: #090D16;
  --bg-surface: rgba(17, 24, 39, 0.75);
  --bg-surface-hover: rgba(30, 41, 59, 0.85);
  --bg-card: rgba(15, 23, 42, 0.65);
  --border-glow: rgba(99, 102, 241, 0.3);
  --border-cyan-glow: rgba(6, 182, 212, 0.35);
  
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  --accent-indigo: #6366F1;
  --accent-purple: #8B5CF6;
  --accent-cyan: #06B6D4;
  --accent-green: #10B981;
  
  --grad-primary: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  --grad-cyan-indigo: linear-gradient(135deg, #06B6D4 0%, #6366F1 100%);
  --grad-glow: linear-gradient(135deg, rgba(99,102,241,0.2) 0%, rgba(139,92,246,0.15) 100%);
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-family);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
}

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

/* Background Canvas */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
}

/* Glassmorphism Containers */
.glass-panel {
  background: var(--bg-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.15);
}

.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: rgba(6, 182, 212, 0.4);
  box-shadow: 0 10px 25px -5px rgba(6, 182, 212, 0.2);
}

/* Typography Utilities */
.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cyan-gradient-text {
  background: var(--grad-cyan-indigo);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #A5B4FC;
}

.badge-green {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.3);
  color: #6EE7B7;
}

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

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 10px rgba(6, 182, 212, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(6, 182, 212, 0); }
}

/* Header & Nav */
header.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
}

.logo-icon {
  width: 34px;
  height: 34px;
  background: var(--grad-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.5);
  font-size: 18px;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-main);
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--grad-primary);
  color: #FFF;
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
  transition: all 0.25s ease;
}

.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.25s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
}

/* Announcement Top Banner */
.top-announcement {
  background: linear-gradient(90deg, rgba(99,102,241,0.2) 0%, rgba(6,182,212,0.2) 100%);
  border-bottom: 1px solid rgba(99,102,241,0.3);
  text-align: center;
  padding: 8px 16px;
  font-size: 13px;
  color: var(--text-main);
  font-weight: 500;
}

.top-announcement a {
  color: var(--accent-cyan);
  text-decoration: underline;
  margin-left: 8px;
}

/* Main Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Hero Section */
.hero {
  padding: 80px 0 60px 0;
  text-align: center;
  position: relative;
}

.hero-badge-wrap {
  margin-bottom: 24px;
}

.hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 58px;
  }
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 760px;
  margin: 0 auto 36px auto;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

/* 3D Floating Console Preview */
.console-preview-wrap {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  perspective: 1000px;
}

.console-preview {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(99, 102, 241, 0.25);
  overflow: hidden;
  transform: rotateX(4deg);
  transition: transform 0.5s ease;
}

.console-preview:hover {
  transform: rotateX(0deg) scale(1.01);
}

.console-header {
  background: rgba(9, 13, 22, 0.9);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.console-dots {
  display: flex;
  gap: 8px;
}

.console-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background: #EF4444; }
.dot-yellow { background: #F59E0B; }
.dot-green { background: #10B981; }

.console-body {
  padding: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  text-align: left;
}

.metric-box {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 16px;
  border-radius: 10px;
}

.metric-title {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.metric-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent-cyan);
}

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

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 14px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 16px;
  max-width: 600px;
  margin: 0 auto;
}

/* Section 3: Latency & Status Nodes */
.nodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.node-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.node-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.node-flag {
  font-size: 24px;
}

.node-name {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-main);
}

.node-spec {
  font-size: 12px;
  color: var(--text-muted);
}

.node-ping {
  text-align: right;
}

.ping-ms {
  font-weight: 700;
  color: var(--accent-green);
  font-size: 15px;
}

.ping-status {
  font-size: 11px;
  color: var(--text-dim);
}

/* Section 4: Pricing & Features */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  margin-bottom: 80px;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.pricing-card.featured {
  border-color: var(--accent-indigo);
  box-shadow: 0 0 35px rgba(99, 102, 241, 0.25);
  transform: scale(1.03);
}

.featured-badge {
  position: absolute;
  top: -14px;
  right: 24px;
  background: var(--grad-primary);
  color: #FFF;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  text-transform: uppercase;
}

.price-header {
  margin-bottom: 24px;
}

.plan-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 13px;
  color: var(--text-muted);
}

.price-amount {
  font-size: 42px;
  font-weight: 800;
  margin: 16px 0 4px 0;
}

.price-unit {
  font-size: 14px;
  color: var(--text-dim);
  font-weight: 400;
}

.feature-list {
  list-style: none;
  margin-bottom: 30px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.feature-list li span.check {
  color: var(--accent-cyan);
  font-weight: 700;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(99, 102, 241, 0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--accent-cyan);
}

.feature-card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card-desc {
  font-size: 14px;
  color: var(--text-muted);
}

/* Section 5: FAQ & Knowledge Base */
.faq-wrap {
  max-width: 840px;
  margin: 0 auto 80px auto;
}

.faq-item {
  margin-bottom: 16px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 17px;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  padding: 0 24px 20px 24px;
  color: var(--text-muted);
  font-size: 15px;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-item.active .faq-toggle {
  transform: rotate(180deg);
}

/* Articles Grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.article-card {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.article-tag {
  font-size: 11px;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  margin-bottom: 8px;
}

.article-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.4;
}

.article-excerpt {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.article-link-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-indigo);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Section 6: Reviews */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.reviewer-profile {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.reviewer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--grad-cyan-indigo);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #FFF;
}

.reviewer-name {
  font-weight: 700;
  font-size: 15px;
}

.reviewer-role {
  font-size: 12px;
  color: var(--text-dim);
}

.review-content {
  font-size: 14px;
  color: var(--text-muted);
  font-style: italic;
}

/* Footer */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 60px 0 30px 0;
  background: #060910;
}

.footer-top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 16px;
  margin-bottom: 16px;
  color: var(--text-main);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
}

.footer-col ul li a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 13px;
  color: var(--text-dim);
}

/* Article Detail Template Styles */
.article-page {
  padding: 60px 0;
}

.article-header {
  margin-bottom: 40px;
  text-align: center;
}

.article-body {
  max-width: 860px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.8;
  color: #CBD5E1;
}

.article-body h2 {
  font-size: 24px;
  color: var(--text-main);
  margin: 36px 0 16px 0;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.article-body h3 {
  font-size: 20px;
  color: var(--text-main);
  margin: 24px 0 12px 0;
}

.article-body p {
  margin-bottom: 20px;
}

.article-body ul, .article-body ol {
  margin: 0 0 20px 24px;
}

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

.article-cta-box {
  margin: 40px 0;
  padding: 30px;
  text-align: center;
  background: var(--grad-glow);
  border: 1px solid var(--accent-indigo);
  border-radius: var(--radius-md);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hero-title {
    font-size: 34px;
  }
  .pricing-card.featured {
    transform: none;
  }
}