:root {
  --bg-dark: #060a12;
  --bg-deep: #04070d;
  --bg-card: rgba(12, 19, 34, 0.84);
  --bg-card-hover: rgba(17, 28, 51, 0.92);
  --bg-surface: rgba(9, 15, 29, 0.88);
  --border-color: rgba(30, 41, 59, 0.8);
  --border-accent: rgba(6, 182, 212, 0.28);
  --border-glow: rgba(16, 185, 129, 0.25);
  
  --accent-emerald: #10b981;
  --accent-cyan: #06b6d4;
  --accent-violet: #6366f1;
  --accent-amber: #f59e0b;
  --accent-pink: #ec4899;
  
  --text-main: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;
  
  --font-display: "Newsreader", "Lora", Georgia, "Times New Roman", serif;
  --font-body: "Source Serif 4", "Lora", Georgia, "Times New Roman", serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  --max-width: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  min-height: 100vh;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.68;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Alive Connecting Network Visual Background Canvas */
.network-bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  pointer-events: none;
  display: block;
}

/* Ambient glow atmospheric background */
.ambient-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 60% 45% at 10% 0%, rgba(6, 182, 212, 0.16) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 90% 12%, rgba(99, 102, 241, 0.14) 0%, transparent 55%),
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(16, 185, 129, 0.12) 0%, transparent 60%);
  animation: ambientPulse 12s ease-in-out infinite alternate;
}

@keyframes ambientPulse {
  0% { opacity: 0.85; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.03); }
}

main,
.status-ticker,
.hero,
.features-section,
.tools-section,
.terminal-section,
.api-section,
.products-section,
.site-footer {
  position: relative;
  z-index: 10;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(6, 10, 18, 0.78);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
  transition: var(--transition-fast);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(16, 185, 129, 0.2));
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-weight: 800;
  font-family: var(--font-display);
  font-size: 1.1rem;
  box-shadow: 0 0 16px rgba(6, 182, 212, 0.25);
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #ffffff, var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(16, 185, 129, 0.35);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

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

.nav-cta {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.15), rgba(16, 185, 129, 0.15));
  border: 1px solid var(--border-accent);
  color: var(--text-main);
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.nav-cta:hover {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.28), rgba(16, 185, 129, 0.28));
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
  transform: translateY(-1px);
}

/* Status Ticker */
.status-ticker {
  background: rgba(12, 19, 34, 0.6);
  border-bottom: 1px solid rgba(30, 41, 59, 0.7);
  padding: 10px 0;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.ticker-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

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

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.pulse-dot.cyan {
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
}

.pulse-dot.violet {
  background: var(--accent-violet);
  box-shadow: 0 0 10px var(--accent-violet);
}

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

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  margin-bottom: 24px;
  box-shadow: 0 0 24px rgba(6, 182, 212, 0.15);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 10%, var(--accent-cyan) 60%, var(--accent-emerald) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-emerald));
  color: #04070d;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 24px rgba(6, 182, 212, 0.35);
  transition: var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(6, 182, 212, 0.45);
}

.btn-secondary {
  background: rgba(12, 19, 34, 0.8);
  color: var(--text-main);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-size: 1rem;
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-fast);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

/* Stats Highlights */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 60px 0;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: left;
  position: relative;
  overflow: hidden;
  transition: var(--transition-fast);
  box-shadow: var(--card-glow-base);
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-emerald));
  opacity: 0;
  transition: var(--transition-fast);
}

.stat-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--card-glow-hover);
}

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

.stat-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 6px;
}

.stat-value.cyan { color: var(--accent-cyan); }
.stat-value.emerald { color: var(--accent-emerald); }
.stat-value.violet { color: var(--accent-violet); }
.stat-value.amber { color: var(--accent-amber); }

.stat-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.stat-desc {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.4;
}

/* Interactive Section Headers */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 40px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
}

/* Tool Explorer Section */
.tools-section {
  padding: 80px 0;
  border-top: 1px solid var(--border-color);
}

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.search-box-wrapper {
  flex: 1;
  min-width: 280px;
  position: relative;
}

.search-input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px 12px 42px;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}

.search-input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 16px rgba(6, 182, 212, 0.2);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}

.category-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text-main);
  border-color: var(--border-accent);
}

.tab-btn.active {
  background: rgba(6, 182, 212, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 16px rgba(6, 182, 212, 0.2);
}

/* Tool Cards Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 22px;
}

.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-fast);
  cursor: pointer;
  position: relative;
  box-shadow: var(--card-glow-base);
}

.tool-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: var(--card-glow-hover);
}

.tool-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.tool-name {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.tool-badge {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  white-space: nowrap;
}

.tool-domain-tag {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.tool-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 18px;
}

.tool-cmd-preview {
  background: var(--bg-surface);
  border: 1px solid rgba(30, 41, 59, 0.7);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tool-card-footer {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(30, 41, 59, 0.6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.tool-run-btn {
  color: var(--accent-emerald);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Interactive Terminal Section */
.terminal-section {
  padding: 80px 0;
  background: var(--bg-deep);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.terminal-wrapper {
  background: #080c16;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(6, 182, 212, 0.1);
  overflow: hidden;
}

.terminal-header {
  background: #0d1424;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.terminal-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.control-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.control-dot.red { background: #ef4444; }
.control-dot.yellow { background: #f59e0b; }
.control-dot.green { background: #10b981; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.terminal-tabs {
  display: flex;
  gap: 6px;
}

.terminal-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.terminal-tab-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.terminal-tab-btn.active {
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.15);
}

.terminal-body {
  padding: 24px;
  min-height: 380px;
  max-height: 480px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
}

.prompt-line {
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.prompt-user {
  color: var(--accent-emerald);
}

.prompt-host {
  color: var(--accent-cyan);
}

.prompt-cmd {
  color: #ffffff;
  font-weight: 600;
}

.terminal-output {
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-word;
  margin-bottom: 20px;
}

.terminal-output .highlight-val { color: var(--accent-cyan); }
.terminal-output .highlight-ok { color: var(--accent-emerald); }
.terminal-output .highlight-warn { color: var(--accent-amber); }

.terminal-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  outline: none;
}

.quick-commands {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  background: rgba(12, 19, 34, 0.5);
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.quick-cmd-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.quick-cmd-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* Platform Features Section */
.features-section,
.topology-section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.feature-card,
.node-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--transition-fast);
  box-shadow: var(--card-glow-base);
}

.feature-card:hover,
.node-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--card-glow-hover);
}

.feature-header,
.node-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.feature-title,
.node-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
}

.feature-badge,
.node-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.node-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
  padding: 12px;
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.spec-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.spec-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
}

.spec-val {
  color: var(--text-main);
  font-weight: 600;
}

.feature-roles-list,
.node-roles-list {
  list-style: none;
}

.feature-role-item,
.node-role-item {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 8px 0;
  border-bottom: 1px solid rgba(30, 41, 59, 0.5);
  display: flex;
  align-items: center;
  gap: 10px;
}

.node-role-item:last-child {
  border-bottom: none;
}

.node-role-item::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
}

/* Products & Services Section */
.products-section {
  padding: 80px 0;
  border-top: 1px solid var(--border-color);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 22px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-fast);
  box-shadow: var(--card-glow-base);
}

.product-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: var(--card-glow-hover);
}

.product-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  position: relative;
}

.product-icon:empty::before {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-emerald));
  opacity: 0.6;
}

.product-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.product-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
}

.product-features {
  list-style: none;
  margin-bottom: 22px;
  flex-grow: 1;
}

.product-features li {
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: 5px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-features li::before {
  content: "\25B8";
  color: var(--accent-cyan);
  font-size: 0.75rem;
}

.product-cta {
  padding-top: 16px;
  border-top: 1px solid rgba(30, 41, 59, 0.6);
}

/* API Developer Quickstart */
.api-section {
  padding: 80px 0;
}

.api-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.api-tabs {
  background: var(--bg-surface);
  padding: 12px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.api-tab-group {
  display: flex;
  gap: 8px;
}

.api-tab {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.api-tab.active {
  background: rgba(6, 182, 212, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.copy-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-fast);
}

.copy-btn:hover {
  color: var(--text-main);
  border-color: var(--accent-cyan);
}

.api-code-block {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
  color: #f1f5f9;
  overflow-x: auto;
}

/* Modal / Drawer for Tool Details */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 13, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal-card {
  background: #0b1220;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(6, 182, 212, 0.15);
  padding: 32px;
  transform: translateY(20px) scale(0.96);
  transition: var(--transition-smooth);
}

.modal-backdrop.open .modal-card {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-close-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-cyan);
}

/* Footer */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 40px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: #ffffff;
  margin-bottom: 12px;
}

.footer-desc {
  max-width: 420px;
  line-height: 1.6;
  margin-bottom: 16px;
}

.footer-col-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(30, 41, 59, 0.5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================
   Mobile & Responsive Optimizations
   ========================================== */
@media (max-width: 992px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid,
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-wrapper {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 16px;
  }
  .hero {
    padding: 48px 0 36px;
  }
  .hero-title {
    font-size: 2.1rem;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .btn-primary,
  .btn-secondary {
    width: 100%;
    text-align: center;
    padding: 14px 20px;
  }
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .features-grid,
  .products-grid,
  .tools-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .category-tabs {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 8px;
    gap: 8px;
    scrollbar-width: none;
  }
  .category-tabs::-webkit-scrollbar {
    display: none;
  }
  .tab-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .modal-card {
    padding: 20px;
    max-height: 85vh;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.85rem;
  }
  .brand-text {
    font-size: 1.15rem;
  }
  .brand-badge {
    display: none;
  }
  .container {
    padding: 0 16px;
  }
}

/* ==========================================
   Moving Intro Card & Portal Entry Transition
   ========================================== */
.portal-intro-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  perspective: 1200px;
  background: radial-gradient(circle at center, rgba(8, 14, 28, 0.94) 0%, rgba(4, 7, 13, 0.98) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 1;
  visibility: visible;
  transition: opacity 8.0s cubic-bezier(0.2, 0.9, 0.3, 1), visibility 8.0s ease;
}

.portal-intro-overlay.dismissing {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.portal-shockwave {
  position: absolute;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  border: 3px solid var(--accent-cyan);
  box-shadow: 0 0 60px var(--accent-cyan);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.1) rotate(0deg);
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity;
  backface-visibility: hidden;
}

.portal-intro-overlay.dismissing .portal-shockwave {
  animation: shockwaveBurst 8.0s cubic-bezier(0.1, 0.85, 0.25, 1) forwards;
}

@keyframes shockwaveBurst {
  0% {
    transform: translate(-50%, -50%) scale(0.2) rotate(0deg);
    opacity: 1;
    border-width: 6px;
  }
  30% {
    opacity: 1;
    border-width: 4px;
  }
  65% {
    opacity: 0.75;
  }
  100% {
    transform: translate(-50%, -50%) scale(45) rotate(540deg);
    opacity: 0;
    border-width: 1px;
  }
}

.portal-intro-card {
  background: rgba(11, 18, 32, 0.96);
  border: 1px solid rgba(6, 182, 212, 0.45);
  border-radius: 24px;
  padding: 40px 36px 36px;
  max-width: 580px;
  width: 100%;
  text-align: center;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.85), 0 0 50px rgba(6, 182, 212, 0.2);
  animation: introCardFloat 5s ease-in-out infinite alternate;
  will-change: transform, opacity;
  backface-visibility: hidden;
  transform: translate3d(0, 0, 0);
  transition: transform 8.0s cubic-bezier(0.2, 0.95, 0.3, 1), opacity 6.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.portal-intro-overlay.dismissing .portal-intro-card {
  transform: scale(4.8) rotate(720deg) translateZ(350px);
  opacity: 0;
}

/* Dashboard transition state */
.portal-dashboard {
  opacity: 0;
  visibility: hidden;
  transform: scale(0.94) translate3d(0, 20px, 0);
  will-change: transform, opacity;
  backface-visibility: hidden;
  transition: opacity 7.0s cubic-bezier(0.2, 0.8, 0.25, 1), transform 7.0s cubic-bezier(0.16, 1, 0.3, 1);
}

.portal-dashboard.revealed {
  opacity: 1;
  visibility: visible;
  transform: scale(1) translate3d(0, 0, 0);
}

/* Staggered cascading reveal on entering portal */
body.portal-active .site-header {
  animation: portalFadeIn 5.0s 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}
body.portal-active .hero-pill {
  animation: portalFadeIn 5.0s 1.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}
body.portal-active .hero-title {
  animation: portalFadeIn 5.0s 2.2s cubic-bezier(0.16, 1, 0.3, 1) both;
}
body.portal-active .hero-subtitle {
  animation: portalFadeIn 5.0s 2.9s cubic-bezier(0.16, 1, 0.3, 1) both;
}
body.portal-active .hero-actions {
  animation: portalFadeIn 5.0s 3.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}
body.portal-active .stats-grid {
  animation: portalFadeIn 5.0s 4.0s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes portalFadeIn {
  0% {
    opacity: 0;
    transform: translate3d(0, 24px, 0) scale(0.96);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes introCardFloat {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(0.35deg); }
  100% { transform: translateY(5px) rotate(-0.35deg); }
}

.portal-intro-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #34d399;
  margin-bottom: 20px;
}

.portal-intro-logo-wrap {
  position: relative;
  display: inline-block;
  margin-bottom: 12px;
}

.portal-intro-logo {
  border-radius: 22px;
  box-shadow: 0 0 35px rgba(6, 182, 212, 0.55);
  border: 2px solid rgba(6, 182, 212, 0.6);
  display: block;
}

.portal-intro-title {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: #ffffff;
  margin: 12px 0 6px;
}

.portal-intro-tagline {
  color: var(--accent-cyan);
  font-size: 1.12rem;
  font-weight: 600;
  font-family: var(--font-body);
  margin-bottom: 12px;
}

.portal-intro-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.68;
  margin-bottom: 24px;
}

.portal-intro-status-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.intro-status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.25);
  padding: 6px 14px;
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #f1f5f9;
}

.portal-intro-btn {
  background: linear-gradient(135deg, var(--accent-cyan), #0284c7);
  border: none;
  padding: 16px 36px;
  border-radius: 12px;
  font-size: 1.08rem;
  font-weight: 700;
  color: #060a12;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 0 35px rgba(6, 182, 212, 0.55);
  transition: var(--transition-fast);
  animation: btnPulse 3s ease-in-out infinite;
}

.portal-intro-btn:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 0 45px rgba(34, 211, 238, 0.75);
}

@keyframes btnPulse {
  0% { box-shadow: 0 0 25px rgba(6, 182, 212, 0.4); }
  50% { box-shadow: 0 0 45px rgba(34, 211, 238, 0.75); }
  100% { box-shadow: 0 0 25px rgba(6, 182, 212, 0.4); }
}

.portal-intro-hint {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 14px;
}

/* ==========================================
   PESTLE Business & Enterprise Impact
   ========================================== */
.pestle-section {
  padding: 100px 0;
  border-top: 1px solid var(--border-subtle);
  position: relative;
}

.pestle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

@media (max-width: 992px) {
  .pestle-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .pestle-grid {
    grid-template-columns: 1fr;
  }
}

.pestle-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  box-shadow: var(--card-glow-base);
}

.pestle-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: var(--card-glow-hover);
}

.pestle-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.pestle-letter {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.35);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pestle-card[data-category="political"] .pestle-letter {
  background: rgba(6, 182, 212, 0.15);
  border-color: rgba(6, 182, 212, 0.4);
  color: var(--accent-cyan);
}

.pestle-card[data-category="economic"] .pestle-letter {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.4);
  color: var(--accent-emerald);
}

.pestle-card[data-category="social"] .pestle-letter {
  background: rgba(168, 85, 247, 0.15);
  border-color: rgba(168, 85, 247, 0.4);
  color: var(--accent-violet);
}

.pestle-card[data-category="technological"] .pestle-letter {
  background: rgba(34, 211, 238, 0.15);
  border-color: rgba(34, 211, 238, 0.4);
  color: #22d3ee;
}

.pestle-card[data-category="legal"] .pestle-letter {
  background: rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.4);
  color: #3b82f6;
}

.pestle-card[data-category="environmental"] .pestle-letter {
  background: rgba(52, 211, 153, 0.15);
  border-color: rgba(52, 211, 153, 0.4);
  color: #34d399;
}

.pestle-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.pestle-title {
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.35;
}

.pestle-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 0;
}

.pestle-points {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pestle-points li {
  font-size: 0.86rem;
  color: var(--text-secondary);
  position: relative;
  padding-left: 18px;
  line-height: 1.45;
}

.pestle-points li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-size: 1.1rem;
  line-height: 1;
}

/* ==========================================
   Pricing & Maintenance Retainers Section
   ========================================== */
.pricing-section {
  padding: 100px 0;
  border-top: 1px solid var(--border-subtle);
  position: relative;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
  align-items: stretch;
}

@media (max-width: 992px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45), 0 0 28px var(--accent-cyan-dim);
}

.pricing-card-popular {
  border-color: rgba(6, 182, 212, 0.55);
  background: linear-gradient(180deg, rgba(12, 22, 45, 0.95) 0%, rgba(8, 14, 28, 0.98) 100%);
  box-shadow: 0 12px 32px rgba(6, 182, 212, 0.15);
}

.pricing-badge-popular {
  position: absolute;
  top: -12px;
  right: 24px;
  background: linear-gradient(135deg, var(--accent-cyan), #0284c7);
  color: #060a12;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 20px;
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.6);
}

.pricing-tier-tag {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 12px;
}

.pricing-tier-tag.highlight {
  color: #22d3ee;
}

.pricing-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}

.pricing-currency {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-primary);
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.pricing-period {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-muted);
}

.pricing-billed-note {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--accent-emerald);
  margin-bottom: 12px;
}

.pricing-target {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  min-height: 42px;
}

.pricing-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: 20px 0;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.pricing-features li {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.45;
  position: relative;
  padding-left: 18px;
}

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

.pricing-features li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-size: 1.1rem;
  line-height: 1;
}

.pricing-cta-wrap {
  margin-top: auto;
}

.btn-primary-pricing {
  display: block;
  text-align: center;
  background: linear-gradient(135deg, var(--accent-cyan), #0284c7);
  color: #060a12;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 13px 20px;
  border-radius: 10px;
  text-decoration: none;
  transition: var(--transition-fast);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
}

.btn-primary-pricing:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(34, 211, 238, 0.65);
}

.btn-outline-pricing {
  display: block;
  text-align: center;
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.35);
  color: var(--accent-cyan);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 13px 20px;
  border-radius: 10px;
  text-decoration: none;
  transition: var(--transition-fast);
}

.btn-outline-pricing:hover {
  background: rgba(6, 182, 212, 0.18);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
  color: #fff;
}

/* ==========================================
   Modular Installation & Onboarding Options
   ========================================== */
.installation-breakdown {
  margin-top: 64px;
  padding: 48px 36px;
  background: rgba(12, 18, 40, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(16px);
}

.installation-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 8px;
}

.installation-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 36px auto;
}

.installation-title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.installation-subtitle {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.installation-core-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}

@media (max-width: 820px) {
  .installation-core-grid {
    grid-template-columns: 1fr;
  }
}

.installation-core-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.installation-core-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-accent);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}

.installation-core-card-turnkey {
  border-color: rgba(6, 182, 212, 0.45);
  background: linear-gradient(180deg, rgba(14, 25, 52, 0.9) 0%, rgba(9, 16, 32, 0.95) 100%);
}

.installation-core-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 4px 10px;
  border-radius: 6px;
  align-self: flex-start;
  margin-bottom: 14px;
}

.installation-core-badge.turnkey {
  color: #22d3ee;
  background: rgba(34, 211, 238, 0.16);
  border: 1px solid rgba(34, 211, 238, 0.35);
}

.installation-core-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
}

.installation-core-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.installation-pricing {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.installation-amount {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.installation-type {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.installation-tagline {
  font-size: 0.84rem;
  color: var(--accent-emerald);
  margin-bottom: 16px;
  line-height: 1.4;
}

.installation-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.installation-list li {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.45;
  position: relative;
  padding-left: 16px;
}

.installation-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-size: 1.1rem;
  line-height: 1;
}

/* Hardware Add-Ons Grid */
.hardware-addons-wrap {
  border-top: 1px solid var(--border-subtle);
  padding-top: 32px;
}

.hardware-addons-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 20px;
  text-align: center;
}

.hardware-addons-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

@media (max-width: 1024px) {
  .hardware-addons-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .hardware-addons-grid {
    grid-template-columns: 1fr;
  }
}

.hardware-addon-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-fast);
}

.hardware-addon-card:hover {
  border-color: var(--border-accent);
  background: rgba(15, 23, 42, 0.85);
  transform: translateY(-2px);
}

.hardware-addon-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 10px;
}

.hardware-addon-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.35;
}

.hardware-addon-price {
  font-family: var(--font-mono);
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--accent-cyan);
  white-space: nowrap;
}

.hardware-addon-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin-bottom: 12px;
  flex-grow: 1;
}

.hardware-addon-fit {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-emerald);
  line-height: 1.35;
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
  padding-top: 8px;
}