/* ==========================================================================
   影子 Network Accelerator - Pastel Cream & Pink/Orange Theme
   Mobile-First, High Performance, Zero External Dependencies
   ========================================================================== */

/* --- CSS Variables & Design System --- */
:root {
  --bg-dark: #fbf7f2; /* Pastel cream wallpaper */
  --bg-card: rgba(255, 255, 255, 0.88);
  --bg-card-hover: #ffffff;
  --bg-surface: #f5efe6;
  --bg-surface-elevated: #ede4d5;
  --border-light: rgba(255, 110, 130, 0.15);
  --border-glow: rgba(255, 110, 130, 0.4);
  
  --accent-pink: #ff5e7e;
  --accent-orange: #ff9966;
  --accent-blue: #ff6b8b;
  --accent-purple: #ff8e53;
  --accent-cyan: #ff758c;
  --accent-emerald: #10b981;
  
  --text-main: #2b231f; /* Dark warm brown text for high contrast readability */
  --text-muted: #6e635b;
  --text-dim: #9c8e84;
  
  --gradient-brand: linear-gradient(135deg, #ff5e7e 0%, #ff9966 100%);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(255, 94, 126, 0.18) 0%, transparent 70%);
  --glass-border: 1px solid rgba(230, 190, 175, 0.45);
  --glass-shadow: 0 10px 30px rgba(220, 150, 130, 0.12);

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --container-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-family);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--bg-dark);
  background-image: 
    linear-gradient(rgba(200, 190, 180, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 190, 180, 0.3) 1px, transparent 1px),
    radial-gradient(ellipse 80% 80% at 50% -20%, rgba(255, 94, 126, 0.12), rgba(255, 153, 102, 0.12)),
    radial-gradient(ellipse 60% 60% at 80% 50%, rgba(255, 110, 130, 0.08), rgba(255, 255, 255, 0));
  background-size: 36px 36px, 36px 36px, 100% 100%, 100% 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

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

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

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-full);
  background: rgba(255, 94, 126, 0.1);
  border: 1px solid rgba(255, 94, 126, 0.25);
  color: var(--accent-pink);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: var(--text-main);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 3rem auto;
}

/* --- Layout Components --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 5rem 0;
}

.text-center {
  text-align: center;
}

/* --- Navigation Header --- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(251, 247, 242, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: var(--glass-border);
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-main);
}

.logo-icon {
  width: 2.25rem;
  height: 2.25rem;
  background: var(--gradient-brand);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 15px rgba(255, 94, 126, 0.35);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  background: var(--gradient-brand);
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 4px 20px rgba(255, 94, 126, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(255, 94, 126, 0.5);
  color: #ffffff;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.8);
  border: var(--glass-border);
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.btn-secondary:hover {
  background: #ffffff;
  border-color: rgba(255, 94, 126, 0.4);
  color: var(--accent-pink);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 4.5rem;
  left: 0;
  width: 100%;
  background: var(--bg-surface);
  border-bottom: var(--glass-border);
  padding: 1.5rem;
  flex-direction: column;
  gap: 1rem;
}

.mobile-nav.active {
  display: flex;
}

.mobile-nav a {
  font-size: 1.1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(230, 190, 175, 0.3);
}

/* --- Hero Section --- */
.hero {
  padding: 4rem 0 6rem 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: var(--text-main);
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero-features-list {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.hero-features-list li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.hero-features-list svg {
  color: var(--accent-pink);
}

/* --- Network Dashboard Widget --- */
.dashboard-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

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

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(230, 190, 175, 0.3);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
  font-size: 0.8rem;
  font-weight: 600;
}

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

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.nodes-status-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.node-item {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(230, 190, 175, 0.4);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.node-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.node-flag {
  font-size: 1.1rem;
}

.node-ping {
  font-size: 0.8rem;
  color: var(--accent-pink);
  font-family: monospace;
  font-weight: 700;
}

.waveform-box {
  height: 60px;
  background: rgba(245, 239, 230, 0.6);
  border-radius: var(--radius-md);
  border: 1px solid rgba(230, 190, 175, 0.4);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  gap: 4px;
}

.bar {
  flex: 1;
  background: var(--accent-pink);
  border-radius: 2px 2px 0 0;
  opacity: 0.85;
  transition: height 0.5s ease;
}

.bar:nth-child(even) {
  background: var(--accent-orange);
}

.services-tag-row {
  display: flex;
  gap: 0.5rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.service-pill {
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.7);
  font-size: 0.75rem;
  color: var(--text-muted);
  border: 1px solid rgba(230, 190, 175, 0.4);
}

/* --- Core Advantages Section --- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.bento-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--glass-shadow);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: 0 14px 35px rgba(255, 110, 130, 0.2);
}

.card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background: rgba(255, 94, 126, 0.1);
  border: 1px solid rgba(255, 94, 126, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-pink);
  margin-bottom: 1.5rem;
}

.bento-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.bento-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- Global Nodes Section --- */
.nodes-section {
  background: transparent;
  padding: 5rem 0;
}

.nodes-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.matrix-card {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(230, 190, 175, 0.4);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--glass-shadow);
}

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

.region-name {
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
}

.latency-tag {
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--accent-pink);
  background: rgba(255, 94, 126, 0.1);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
}

.matrix-specs {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
}

/* --- AI & Streaming Section --- */
.scenarios-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.scenario-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--glass-shadow);
}

.scenario-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.scenario-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-md);
  background: rgba(255, 153, 102, 0.15);
  border: 1px solid rgba(255, 153, 102, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-orange);
}

.scenario-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-main);
}

.scenario-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.logo-badges-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(230, 190, 175, 0.4);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

/* --- SaaS Pricing Section --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.3s ease;
  box-shadow: var(--glass-shadow);
}

.pricing-card.featured {
  background: #ffffff;
  border: 2px solid var(--accent-pink);
  box-shadow: 0 0 35px rgba(255, 94, 126, 0.25);
  transform: scale(1.03);
}

.badge-featured {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-brand);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.plan-name {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.plan-price {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.plan-price span {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 400;
}

.plan-features {
  list-style: none;
  margin-bottom: 2rem;
  flex: 1;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.92rem;
  color: var(--text-main);
  margin-bottom: 0.85rem;
}

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

/* --- SEO Articles Cards Section --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.blog-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease;
  box-shadow: var(--glass-shadow);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 94, 126, 0.4);
}

.blog-tag {
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-pink);
  background: rgba(255, 94, 126, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.blog-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.blog-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-dim);
  border-top: 1px solid rgba(230, 190, 175, 0.3);
  padding-top: 1rem;
}

.read-link {
  color: var(--accent-pink);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

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

/* --- Testimonials Section --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.testimonial-card {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--glass-shadow);
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.avatar-placeholder {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #ffffff;
  font-size: 0.9rem;
}

.author-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
}

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

/* --- FAQ Accordion Section --- */
.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.2s ease;
  box-shadow: var(--glass-shadow);
}

.faq-item[open] {
  border-color: rgba(255, 94, 126, 0.4);
  background: #ffffff;
}

.faq-summary {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-main);
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  transition: transform 0.3s ease;
  color: var(--accent-pink);
  flex-shrink: 0;
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Footer --- */
.footer {
  background: rgba(239, 228, 212, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: var(--glass-border);
  padding: 4rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

.footer-col a:hover {
  color: var(--accent-pink);
}

.footer-bottom {
  border-top: 1px solid rgba(210, 170, 155, 0.4);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.recommended-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.recommended-links a {
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.recommended-links a:hover {
  color: var(--accent-pink);
}

/* --- Article Subpage Styling --- */
.article-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 3rem 1.5rem 6rem 1.5rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

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

.article-header {
  margin-bottom: 3rem;
  border-bottom: 1px solid rgba(230, 190, 175, 0.4);
  padding-bottom: 2rem;
}

.article-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  color: var(--text-main);
}

.article-meta-info {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-main);
}

.article-body h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-main);
  margin: 2.5rem 0 1.25rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(230, 190, 175, 0.4);
}

.article-body h3 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 1.75rem 0 0.85rem 0;
}

.article-body p {
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

.article-body ul, .article-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: var(--text-muted);
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-callout {
  background: rgba(255, 94, 126, 0.08);
  border-left: 4px solid var(--accent-pink);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  font-size: 0.98rem;
}

.article-callout p {
  margin-bottom: 0;
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.95rem;
  overflow-x: auto;
  display: block;
}

.article-table th, .article-table td {
  padding: 0.85rem 1rem;
  border: 1px solid rgba(230, 190, 175, 0.4);
  text-align: left;
}

.article-table th {
  background: rgba(255, 255, 255, 0.8);
  color: var(--text-main);
  font-weight: 600;
}

.article-table td {
  color: var(--text-muted);
}

.article-cta-box {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(245, 239, 230, 0.95));
  border: 1px solid rgba(255, 94, 126, 0.3);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  margin: 3.5rem 0;
  box-shadow: var(--glass-shadow);
}

.article-cta-box h3 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  color: var(--text-main);
}

.article-cta-box p {
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 1.75rem auto;
}

.related-articles {
  margin-top: 4rem;
  border-top: 1px solid rgba(230, 190, 175, 0.4);
  padding-top: 3rem;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-content {
    text-align: center;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-features-list {
    justify-content: center;
  }
  .bento-grid, .pricing-grid, .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-card.featured {
    transform: none;
  }
  .nodes-matrix {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .section-title {
    font-size: 1.85rem;
  }
  .hero-content h1 {
    font-size: 2.35rem;
  }
  .nav-links, .nav-cta {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .scenarios-grid, .bento-grid, .pricing-grid, .blog-grid, .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .nodes-status-list {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .recommended-links {
    justify-content: center;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  .hero-content h1 {
    font-size: 2rem;
  }
  .btn-primary, .btn-secondary {
    width: 100%;
  }
  .nodes-matrix {
    grid-template-columns: 1fr;
  }
}

/* Accessibility: Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}