/* ==========================================================================
   喵喵云 (MiaoMiao Yun) - 工业极简技术风格样式表
   Design Language: Industrial Minimalist / Cold Gray / Fine Lines / Monospace Indices
   Domain: miaomiaoyunjc.lat
   ========================================================================== */

:root {
  --bg-canvas: #090b0f;
  --bg-surface: #10141c;
  --bg-card: #151a24;
  --bg-card-hover: #1b2230;
  --bg-highlight: #20293a;
  
  --border-subtle: #1f2735;
  --border-strong: #2e3a4e;
  --border-accent: #38bdf8;
  
  --accent-cyan: #38bdf8;
  --accent-blue: #2563eb;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-glow: rgba(56, 189, 248, 0.12);
  
  --text-primary: #f0f6fc;
  --text-secondary: #9ba6b6;
  --text-tertiary: #5d6778;
  --text-code: #7dd3fc;
  
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --font-brand: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  --header-height: 64px;
  --container-max: 1200px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.05) 0%, transparent 60%),
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

/* Typography Defaults */
h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

p {
  color: var(--text-secondary);
}

/* Technical Monospace Elements */
.tech-code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-code);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  padding: 4px 10px;
  background: rgba(56, 189, 248, 0.06);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.tech-tag .status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse-dot 2s infinite ease-in-out;
}

.section-number {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
  display: block;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(9, 11, 15, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  user-select: none;
}

.brand-logo img {
  width: 32px;
  height: 32px;
  display: block;
}

.brand-name {
  font-family: var(--font-brand);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 1px 4px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

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

.nav-link {
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 500;
  position: relative;
  padding: 8px 0;
}

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

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
}

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

/* Button Component */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: #1c2638;
  color: #ffffff;
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.15);
}

.btn-primary:hover {
  background: var(--accent-cyan);
  color: #090b0f;
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.4);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-secondary);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
}

.btn:active {
  transform: translateY(0);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.mobile-toggle img {
  width: 20px;
  height: 20px;
  display: block;
}

/* Section Common Styling */
.page-section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}

.section-header {
  margin-bottom: 48px;
}

.section-title {
  font-size: 2rem;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 680px;
}

/* Hero Section */
.hero-section {
  padding: 90px 0 80px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-title {
  font-family: var(--font-brand);
  font-size: 2.85rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero-title .brand-gradient {
  color: var(--accent-cyan);
  text-shadow: 0 0 20px rgba(56, 189, 248, 0.3);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.hero-meta-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.meta-val {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 600;
}

/* Hero Tech HUD Visual Card */
.hero-visual {
  position: relative;
}

.hud-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  position: relative;
}

.hud-panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 20px;
  width: 60px;
  height: 2px;
  background: var(--accent-cyan);
}

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

.hud-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hud-status-chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.hud-nodes-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hud-node-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  transition: border-color var(--transition-fast);
}

.hud-node-row:hover {
  border-color: var(--border-accent);
}

.node-ident {
  display: flex;
  align-items: center;
  gap: 10px;
}

.node-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
}

.node-metrics {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-secondary);
}

.node-ping {
  color: var(--accent-cyan);
  font-weight: 600;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform var(--transition-normal), border-color var(--transition-normal), background var(--transition-normal);
  position: relative;
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
}

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

.feature-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.feature-icon-wrapper img, .feature-icon-wrapper svg {
  width: 22px;
  height: 22px;
}

.feature-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
}

.feature-card h3 {
  font-size: 1.25rem;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.92rem;
  line-height: 1.65;
}

.feature-metrics {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-code);
  display: flex;
  justify-content: space-between;
}

/* Ecosystem / Stream & AI Support Section */
.ecosystem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.ecosystem-column {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
}

.ecosystem-column-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.ecosystem-column-header h3 {
  font-size: 1.35rem;
}

.ecosystem-desc {
  font-size: 0.92rem;
  margin-bottom: 24px;
  color: var(--text-secondary);
}

.service-badges {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.service-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: border-color var(--transition-fast);
}

.service-badge:hover {
  border-color: var(--border-strong);
}

.service-badge img {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.service-info {
  display: flex;
  flex-direction: column;
}

.service-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.service-status {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-green);
}

.disclaimer-box {
  margin-top: 24px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(245, 158, 11, 0.05);
  border: 1px solid rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  font-size: 0.85rem;
  line-height: 1.5;
}

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

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
}

.pricing-card.featured {
  border-color: var(--accent-cyan);
  background: linear-gradient(180deg, rgba(56, 189, 248, 0.05) 0%, var(--bg-card) 40%);
  box-shadow: 0 0 30px rgba(56, 189, 248, 0.1);
}

.plan-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--accent-cyan);
  color: #090b0f;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
}

.plan-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 20px;
  margin-bottom: 20px;
}

.plan-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.plan-price-wrapper {
  margin: 16px 0 12px;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.currency-sym {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent-cyan);
}

.price-value {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.billing-period {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.plan-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.plan-feature-item img {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.plan-feature-item strong {
  color: var(--text-primary);
}

.pricing-note {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  text-align: center;
  margin-top: 14px;
}

/* User Reviews Section (Hidden by Default until verified) */
.reviews-section[hidden] {
  display: none !important;
}

/* FAQ Section */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 900px;
  margin: 0 auto;
}

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

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

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

.faq-question {
  width: 100%;
  padding: 18px 24px;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-align: left;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--accent-cyan);
}

.faq-chevron {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease-out;
  padding: 0 24px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  padding-bottom: 20px;
}

/* Section Navigator Widget (Right side Prev / Next arrows) */
.section-navigator {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 990;
  background: rgba(16, 20, 28, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 6px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.nav-arrow-btn {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.nav-arrow-btn:hover:not(:disabled) {
  background: var(--bg-card-hover);
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.nav-arrow-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  border-color: transparent;
}

.nav-arrow-btn img, .nav-arrow-btn svg {
  width: 20px;
  height: 20px;
}

.nav-section-indicator {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
  text-align: center;
  padding: 2px 0;
  user-select: none;
}

/* Footer Section */
.site-footer {
  background: #06080b;
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 40px;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand {
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.6;
}

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

.footer-nav a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 30px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

/* Knowledge Base / Articles Layout Styles */
.kb-hero {
  padding: 50px 0 40px;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(16, 20, 28, 0.4);
}

.kb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
  margin-top: 36px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.article-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.article-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.35;
}

.article-card-title a {
  color: var(--text-primary);
}

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

.article-excerpt {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex-grow: 1;
}

.article-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.82rem;
}

.read-link {
  color: var(--accent-cyan);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.read-link:hover {
  text-decoration: underline;
}

/* Article Detail Content Layout */
.article-detail-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 50px 20px 80px;
}

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

.article-title {
  font-size: 2.2rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 16px 0;
}

.article-info-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.article-body {
  font-size: 1.02rem;
  line-height: 1.8;
  color: #c9d1d9;
}

.article-body h2 {
  font-size: 1.55rem;
  margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.article-body h3 {
  font-size: 1.25rem;
  margin: 28px 0 12px;
  color: var(--text-primary);
}

.article-body p {
  margin-bottom: 18px;
  color: var(--text-secondary);
}

.article-body ul, .article-body ol {
  margin: 16px 0 24px 24px;
  color: var(--text-secondary);
}

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

.article-body blockquote {
  border-left: 3px solid var(--accent-cyan);
  padding: 14px 20px;
  margin: 24px 0;
  background: var(--bg-surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: normal;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.9rem;
}

.article-body th, .article-body td {
  padding: 12px 14px;
  border: 1px solid var(--border-subtle);
  text-align: left;
}

.article-body th {
  background: var(--bg-card);
  color: var(--text-primary);
  font-weight: 600;
  font-family: var(--font-mono);
}

.article-body td {
  background: var(--bg-surface);
}

.article-promo-callout {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.08) 0%, rgba(37, 99, 235, 0.08) 100%);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 36px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.article-promo-callout h4 {
  font-size: 1.2rem;
  color: var(--accent-cyan);
}

.article-promo-callout p {
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* Breadcrumb Navigation */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: 20px;
}

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

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

.breadcrumb-separator {
  color: var(--text-tertiary);
}

/* Static Information Pages (About, Terms, Privacy, Sitemap) */
.legal-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 60px 20px 80px;
}

.legal-content h1 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.legal-content .legal-date {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-tertiary);
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.legal-section {
  margin-bottom: 36px;
}

.legal-section h2 {
  font-size: 1.35rem;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.legal-section p {
  margin-bottom: 12px;
  line-height: 1.7;
}

.legal-section ul {
  margin-left: 20px;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.legal-section li {
  margin-bottom: 8px;
}

/* Sitemap List Styles */
.sitemap-group {
  margin-bottom: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.sitemap-group h2 {
  font-size: 1.25rem;
  margin-bottom: 16px;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sitemap-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.sitemap-list li a {
  display: block;
  padding: 10px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.sitemap-list li a:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

/* Keyframes */
@keyframes pulse-dot {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.85);
  }
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .ecosystem-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  .site-header {
    border-bottom: 1px solid var(--border-subtle);
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-canvas);
    flex-direction: column;
    padding: 30px 20px;
    gap: 20px;
    align-items: flex-start;
    display: none;
    border-top: 1px solid var(--border-subtle);
  }
  
  .main-nav.mobile-active {
    display: flex;
  }
  
  .nav-link {
    font-size: 1.1rem;
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-subtle);
  }
  
  .header-actions .btn {
    display: none;
  }
  
  .hero-title {
    font-size: 2.1rem;
  }
  
  .hero-meta-list {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .service-badges {
    grid-template-columns: 1fr;
  }
  
  .section-navigator {
    right: 12px;
    bottom: 16px;
    top: auto;
    transform: none;
    flex-direction: row;
    padding: 4px;
    background: rgba(16, 20, 28, 0.95);
  }

  .nav-section-indicator {
    display: none;
  }

  .nav-arrow-btn {
    width: 44px;
    height: 44px;
  }

  .footer-top {
    flex-direction: column;
  }

  .footer-nav {
    flex-wrap: wrap;
    gap: 16px;
  }
  
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Reduced Motion Mode */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}