/* ==========================================================================
   Nexitally 奶昔专线 - getnexitally.homes
   Global Stylesheet with Modern Dark Theme & Glassmorphism
   ========================================================================== */

:root {
  --bg-primary: #080c16;
  --bg-secondary: #0d1424;
  --bg-card: rgba(15, 23, 42, 0.72);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(56, 189, 248, 0.35);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --accent-cyan: #38bdf8;
  --accent-indigo: #6366f1;
  --accent-purple: #a855f7;
  --accent-pink: #ec4899;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;

  --gradient-brand: linear-gradient(135deg, #38bdf8 0%, #6366f1 50%, #a855f7 100%);
  --gradient-btn: linear-gradient(135deg, #0284c7 0%, #6366f1 100%);
  --gradient-btn-hover: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
  --gradient-badge: linear-gradient(90deg, rgba(56, 189, 248, 0.15), rgba(99, 102, 241, 0.15));

  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 25px -3px rgba(0, 0, 0, 0.35);
  --shadow-glow: 0 0 25px rgba(56, 189, 248, 0.22);
  --shadow-purple-glow: 0 0 30px rgba(168, 85, 247, 0.25);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --container-max: 1240px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Background Canvas */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  pointer-events: none;
}

.ambient-glow {
  position: fixed;
  top: 15%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 750px;
  height: 520px;
  background: radial-gradient(circle, rgba(244, 114, 182, 0.12) 0%, rgba(192, 132, 252, 0.08) 35%, rgba(56, 189, 248, 0.05) 65%, transparent 80%);
  filter: blur(85px);
  z-index: -1;
  pointer-events: none;
}

.ambient-glow-milkshake {
  position: fixed;
  bottom: 8%;
  right: 8%;
  width: 600px;
  height: 480px;
  background: radial-gradient(circle, rgba(251, 113, 133, 0.09) 0%, rgba(244, 114, 182, 0.06) 40%, transparent 75%);
  filter: blur(95px);
  z-index: -1;
  pointer-events: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

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

a:hover {
  color: #7dd3fc;
}

.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: var(--gradient-badge);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 12, 22, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.4);
}

.brand-logo-img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(56, 189, 248, 0.5));
  transition: transform 0.3s ease;
}

.nav-brand:hover .brand-logo-img {
  transform: scale(1.08) rotate(-4deg);
}

.brand-badge {
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
  margin-left: 0.4rem;
}

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

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

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #ffffff;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.35);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transition: 0.6s;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  background: var(--gradient-btn-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(56, 189, 248, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--accent-cyan);
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 0.85rem 2rem;
  font-size: 1.05rem;
}

.btn-full {
  width: 100%;
}

/* Hero Section */
.hero-section {
  padding: 5.5rem 0 4.5rem 0;
  text-align: center;
  position: relative;
}

.hero-badge-wrap {
  margin-bottom: 1.5rem;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1.25rem;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  color: #e2e8f0;
  box-shadow: var(--shadow-sm);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  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(1.15); 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); }
}

.hero-title {
  font-size: 3.25rem;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 1.5rem;
  max-width: 950px;
  margin-left: auto;
  margin-right: auto;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto 2.5rem auto;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

/* Trust Stats Bar */
.trust-stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  max-width: 1050px;
  margin: 0 auto;
}

.stat-item {
  text-align: center;
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -0.75rem;
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--border-color);
}

.stat-number {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--accent-cyan);
  margin-bottom: 0.25rem;
}

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

/* Common Section */
.section-padding {
  padding: 5rem 0;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: var(--shadow-glow);
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-cyan);
  margin-bottom: 1.25rem;
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-text {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   PRICING SECTION: 所有价格同排 (All Prices in One Row on Desktop)
   ========================================================================== */
.pricing-section {
  position: relative;
}

.pricing-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4 Cards in one single row on desktop */
  gap: 1.25rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
}

.pricing-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: var(--shadow-glow);
}

.pricing-card.featured {
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 2px solid #6366f1;
  box-shadow: var(--shadow-purple-glow);
}

.pricing-ribbon {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-brand);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.4);
}

.pricing-header {
  margin-bottom: 1.5rem;
  text-align: center;
}

.pricing-plan-name {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.pricing-plan-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 38px;
}

.pricing-amount-box {
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  margin-bottom: 1.5rem;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.pricing-amount {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.2rem;
}

.currency {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.price-number {
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.period {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-left: 0.2rem;
}

.price-sub-calc {
  font-size: 0.78rem;
  color: var(--accent-cyan);
  margin-top: 0.4rem;
}

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

.pricing-features-list li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.pricing-features-list li span.check-icon {
  color: var(--accent-emerald);
  font-weight: bold;
  flex-shrink: 0;
}

.pricing-features-list li strong {
  color: var(--text-primary);
}

.pricing-disclaimer {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Speed / Node Visualization */
.node-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.node-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
}

.node-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  background: var(--bg-card-hover);
}

.node-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.node-flag {
  font-size: 1.8rem;
}

.node-name {
  font-weight: 700;
  font-size: 1.05rem;
}

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

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

.latency {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-emerald);
}

.bandwidth {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Articles Grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.article-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: var(--shadow-glow);
}

.article-card-header {
  padding: 1.5rem 1.5rem 0.5rem 1.5rem;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.tag-badge {
  font-size: 0.75rem;
  padding: 0.15rem 0.6rem;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
}

.article-card-title {
  font-size: 1.15rem;
  line-height: 1.4;
  margin-bottom: 0.75rem;
}

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

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

.article-card-body {
  padding: 0 1.5rem 1.5rem 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.article-excerpt {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

/* User Reviews Section (用户评价) */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.review-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.review-stars {
  color: #facc15;
  font-size: 1rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.review-content {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

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

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #38bdf8, #818cf8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-size: 1rem;
}

.author-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.author-role {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* FAQ Section (常见问题) */
.faq-container {
  max-width: 850px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(56, 189, 248, 0.3);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--accent-cyan);
  transition: transform 0.3s ease;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.35s ease-out;
  padding: 0 1.5rem;
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.25rem 1.5rem;
}

/* External Links Section (外链与生态工具导航) */
.ext-links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.ext-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  transition: var(--transition);
}

.ext-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-3px);
}

.ext-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.ext-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
}

.ext-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Global CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.cta-banner h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.cta-banner p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 2rem auto;
}

/* Footer */
.footer {
  background: #04070e;
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem 0;
  margin-top: 5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 1rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  letter-spacing: 0.5px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

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

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.geo-tag-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ==========================================================================
   ARTICLE PAGE STYLES (Single Article & Knowledge Base)
   ========================================================================== */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 3rem;
  padding: 3rem 0 5rem 0;
}

.article-content {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem;
}

.article-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.article-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 2rem;
  margin-bottom: 2.5rem;
}

.article-header h1 {
  font-size: 2.25rem;
  line-height: 1.3;
  margin-bottom: 1rem;
}

.article-post-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #cbd5e1;
}

.article-body h2 {
  font-size: 1.6rem;
  margin: 2.5rem 0 1rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #f1f5f9;
}

.article-body h3 {
  font-size: 1.25rem;
  margin: 1.75rem 0 0.75rem 0;
  color: var(--accent-cyan);
}

.article-body p {
  margin-bottom: 1.4rem;
}

.article-body ul, .article-body ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

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

.article-body blockquote {
  border-left: 4px solid var(--accent-cyan);
  background: rgba(56, 189, 248, 0.06);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5rem 0;
  font-style: italic;
  color: #e2e8f0;
}

.article-table-wrap {
  overflow-x: auto;
  margin: 2rem 0;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.article-body th, .article-body td {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color);
}

.article-body th {
  background: rgba(30, 41, 59, 0.8);
  color: var(--text-primary);
  font-weight: 700;
}

.article-body tr:nth-child(even) td {
  background: rgba(15, 23, 42, 0.4);
}

.article-internal-link {
  color: var(--accent-cyan);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-internal-link:hover {
  color: #93c5fd;
}

.article-inline-cta {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  margin: 2.5rem 0;
  text-align: center;
}

/* Sidebar */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.sidebar-widget {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.sidebar-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sidebar-links {
  list-style: none;
}

.sidebar-links li {
  margin-bottom: 0.85rem;
}

.sidebar-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: block;
  line-height: 1.5;
}

.sidebar-links a:hover {
  color: var(--accent-cyan);
  padding-left: 4px;
}

.sidebar-cta-box {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(56, 189, 248, 0.15) 100%);
  border: 1px solid rgba(56, 189, 248, 0.3);
  text-align: center;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (Mobile Adaptation)
   ========================================================================== */
@media (max-width: 1200px) {
  .pricing-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .features-grid, .articles-grid, .reviews-grid, .node-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-layout {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .ext-links-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(8, 12, 22, 0.96);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border-color);
  }
  .nav-links.show {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-cta .btn {
    display: none;
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-description {
    font-size: 1rem;
  }
  .pricing-row {
    grid-template-columns: 1fr;
  }
  .features-grid, .articles-grid, .reviews-grid, .node-grid, .ext-links-grid {
    grid-template-columns: 1fr;
  }
  .trust-stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    padding: 1.25rem;
  }
  .stat-item:nth-child(2)::after {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .article-content {
    padding: 1.75rem 1.25rem;
  }
  .article-header h1 {
    font-size: 1.7rem;
  }
}