/* ==========================================================================
   ZonAPI Developer Portal — Dark Tech & Crimson Interface Design System
   NovZon Public Metadata Platform (v1 Beta)
   ========================================================================== */

:root {
  --zon-bg: #090A0E;
  --zon-surface: #111319;
  --zon-surface-raised: #181A22;
  --zon-surface-elevated: #222530;
  --zon-surface-code: #0B0C10;
  
  --zon-border: rgba(255, 255, 255, 0.08);
  --zon-border-subtle: rgba(255, 255, 255, 0.04);
  --zon-border-hover: rgba(239, 68, 68, 0.45);
  --zon-border-active: rgba(239, 68, 68, 0.75);
  
  --zon-text: #F3F4F6;
  --zon-text-secondary: #9CA3AF;
  --zon-text-muted: #6B7280;
  
  /* BOLD CRIMSON & SCARLET PALETTE (ANTI-AI SLOP) */
  --zon-accent: #DC2626;
  --zon-accent-hover: #B91C1C;
  --zon-accent-light: #EF4444;
  --zon-accent-glow: rgba(220, 38, 38, 0.28);
  --zon-accent-ghost: rgba(220, 38, 38, 0.12);
  
  --zon-emerald: #10B981;
  --zon-emerald-bg: rgba(16, 185, 129, 0.12);
  --zon-emerald-border: rgba(16, 185, 129, 0.3);
  
  --zon-amber: #F59E0B;
  --zon-amber-bg: rgba(245, 158, 11, 0.12);
  --zon-amber-border: rgba(245, 158, 11, 0.3);
  
  --zon-blue: #38BDF8;
  --zon-blue-bg: rgba(56, 189, 248, 0.12);
  --zon-blue-border: rgba(56, 189, 248, 0.3);

  --zon-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --zon-radius: 10px;
  --zon-radius-sm: 6px;
  --zon-radius-lg: 14px;
}

/* Page Scaffolding */
.zon-portal {
  background-color: var(--zon-bg);
  color: var(--zon-text);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
}

/* Atmospheric Ambient Grid & Crimson Glow */
.zon-portal::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(220, 38, 38, 0.13) 0%, transparent 60%),
    radial-gradient(circle at 90% 65%, rgba(239, 68, 68, 0.04) 0%, transparent 45%);
  pointer-events: none;
  z-index: 0;
}

.zon-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Dedicated Single Top Developer Header */
.zon-subnav-sticky {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(9, 10, 14, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--zon-border);
  transition: all 0.2s ease;
}

.zon-subnav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1.25rem;
}

.zon-subnav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: #fff;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.zon-brand-logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
  filter: drop-shadow(0 0 10px rgba(239, 68, 68, 0.45));
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.zon-subnav-brand:hover .zon-brand-logo-img {
  transform: scale(1.1);
}

.zon-subnav-brand .zon-logo-mark {
  background: linear-gradient(135deg, #DC2626, #EF4444);
  color: #fff;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  box-shadow: 0 0 16px rgba(220, 38, 38, 0.45);
}

.zon-subnav-brand .zon-accent-text {
  color: var(--zon-accent-light);
}

.zon-badge-beta {
  background: rgba(220, 38, 38, 0.12);
  color: #F87171;
  border: 1px solid rgba(220, 38, 38, 0.35);
  font-size: 0.68rem;
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.zon-subnav-nav {
  display: flex;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  flex: 1 1 auto;
  justify-content: center;
}

.zon-subnav-nav::-webkit-scrollbar {
  display: none;
}

.zon-subnav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

.zon-subnav-link {
  color: var(--zon-text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.45rem 0.75rem;
  border-radius: var(--zon-radius-sm);
  text-decoration: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.zon-subnav-link:hover {
  color: #fff;
  background: var(--zon-surface-raised);
}

.zon-subnav-link.active {
  color: #fff;
  background: rgba(220, 38, 38, 0.12);
  border: 1px solid rgba(220, 38, 38, 0.3);
}

.zon-subnav-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

/* Badge Styles */
.zon-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.zon-badge-live {
  background: var(--zon-emerald-bg);
  color: var(--zon-emerald);
  border: 1px solid var(--zon-emerald-border);
}

.zon-badge-live .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--zon-emerald);
  box-shadow: 0 0 6px var(--zon-emerald);
  animation: zon-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

.zon-badge-accent {
  background: var(--zon-accent-ghost);
  color: var(--zon-accent-light);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.zon-badge-mono {
  font-family: var(--zon-font-mono);
  background: var(--zon-surface-raised);
  color: var(--zon-text-secondary);
  border: 1px solid var(--zon-border);
  text-transform: none;
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
}

.zon-badge-sample {
  background: rgba(245, 158, 11, 0.12);
  color: #FBBF24;
  border: 1px solid rgba(245, 158, 11, 0.35);
  font-size: 0.65rem;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Mobile Sub-Strip: Swipeable Anchor Pills for Small Screens */
.zon-mobile-nav-strip {
  display: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0.45rem 0 0.55rem 0;
  border-top: 1px solid var(--zon-border-subtle);
}

.zon-mobile-nav-strip::-webkit-scrollbar {
  display: none;
}

.zon-mobile-nav-links {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

.zon-mobile-nav-link {
  color: var(--zon-text-secondary);
  font-size: 0.76rem;
  font-weight: 500;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  background: var(--zon-surface-raised);
  border: 1px solid var(--zon-border);
  text-decoration: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.zon-mobile-nav-link:hover,
.zon-mobile-nav-link.active {
  color: #fff;
  background: rgba(220, 38, 38, 0.18);
  border-color: rgba(220, 38, 38, 0.4);
}

/* Section Header Styles */
.zon-section {
  padding: 5rem 0;
  position: relative;
}

.zon-section-divider {
  border-top: 1px solid var(--zon-border-subtle);
}

.zon-section-header {
  margin-bottom: 2.5rem;
}

.zon-section-tag {
  font-family: var(--zon-font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--zon-accent-light);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: block;
}

.zon-section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 0.75rem 0;
}

.zon-section-subtitle {
  color: var(--zon-text-secondary);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 640px;
  margin: 0;
}

/* Hero Section */
.zon-hero {
  padding: 4.5rem 0 5.5rem 0;
}

.zon-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.zon-hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.zon-hero-headline {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: #fff;
  margin: 0;
}

.zon-hero-headline span.highlight {
  background: linear-gradient(135deg, #fff 30%, var(--zon-accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.zon-hero-desc {
  font-size: 1.15rem;
  color: var(--zon-text-secondary);
  line-height: 1.65;
  margin: 0;
}

.zon-hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

.zon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--zon-radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  border: 1px solid transparent;
}

.zon-btn-primary {
  background: linear-gradient(135deg, #DC2626, #EF4444);
  color: #fff;
  border: 1px solid rgba(239, 68, 68, 0.35);
  box-shadow: 0 2px 16px rgba(220, 38, 38, 0.35);
}

.zon-btn-primary:hover {
  background: linear-gradient(135deg, #B91C1C, #DC2626);
  transform: translateY(-1px);
  box-shadow: 0 4px 22px rgba(220, 38, 38, 0.55);
  color: #fff;
}

.zon-btn-secondary {
  background: var(--zon-surface-raised);
  color: var(--zon-text);
  border-color: var(--zon-border);
}

.zon-btn-secondary:hover {
  background: var(--zon-surface-elevated);
  border-color: var(--zon-border-hover);
  color: #fff;
  transform: translateY(-1px);
}

.zon-btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
}

.zon-hero-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--zon-border);
}

.zon-fact-item {
  display: flex;
  flex-direction: column;
}

.zon-fact-label {
  font-family: var(--zon-font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--zon-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.zon-fact-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
}

/* Terminal / Code Window Preview */
.zon-terminal {
  background: var(--zon-surface-code);
  border: 1px solid var(--zon-border);
  border-radius: var(--zon-radius-lg);
  overflow: hidden;
  box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
}

.zon-terminal-header {
  background: var(--zon-surface);
  border-bottom: 1px solid var(--zon-border);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.zon-terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #33384B;
}

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

.zon-terminal-title {
  font-family: var(--zon-font-mono);
  font-size: 0.78rem;
  color: var(--zon-text-muted);
}

.zon-terminal-body {
  padding: 1.25rem;
  font-family: var(--zon-font-mono);
  font-size: 0.84rem;
  line-height: 1.6;
  overflow-x: auto;
}

.zon-terminal-request {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding-bottom: 0.9rem;
  margin-bottom: 0.9rem;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
}

.zon-method-tag {
  font-family: var(--zon-font-mono);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  line-height: 1;
}

.zon-method-get {
  background: var(--zon-blue-bg);
  color: var(--zon-blue);
  border: 1px solid var(--zon-blue-border);
}

.zon-terminal-code {
  color: #C3CADB;
  white-space: pre;
}

/* Capabilities Cards Grid */
.zon-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

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

.zon-card {
  background: var(--zon-surface);
  border: 1px solid var(--zon-border);
  border-radius: var(--zon-radius);
  padding: 1.75rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.zon-card:hover {
  background: var(--zon-surface-raised);
  border-color: var(--zon-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -10px rgba(0, 0, 0, 0.5);
}

.zon-card-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--zon-surface-raised);
  border: 1px solid var(--zon-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--zon-accent-light);
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
  transition: all 0.2s ease;
}

.zon-card:hover .zon-card-icon {
  background: var(--zon-accent-ghost);
  border-color: rgba(239, 68, 68, 0.4);
  color: #fff;
}

.zon-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.02em;
}

.zon-card-endpoint {
  font-family: var(--zon-font-mono);
  font-size: 0.78rem;
  color: var(--zon-blue);
  margin-bottom: 0.75rem;
}

.zon-card-desc {
  color: var(--zon-text-secondary);
  font-size: 0.92rem;
  line-height: 1.55;
  margin: 0;
  flex-grow: 1;
}

/* Quick Start Tabs */
.zon-tabs-container {
  background: var(--zon-surface);
  border: 1px solid var(--zon-border);
  border-radius: var(--zon-radius-lg);
  overflow: hidden;
}

.zon-tabs-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--zon-surface-raised);
  border-bottom: 1px solid var(--zon-border);
  padding: 0 1rem;
}

.zon-tab-buttons {
  display: flex;
  gap: 0.25rem;
}

.zon-tab-btn {
  background: transparent;
  border: none;
  color: var(--zon-text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.85rem 1.15rem;
  cursor: pointer;
  position: relative;
  transition: all 0.15s ease;
}

.zon-tab-btn:hover {
  color: var(--zon-text);
}

.zon-tab-btn.active {
  color: #fff;
}

.zon-tab-btn.active::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--zon-accent-light);
}

.zon-tab-content {
  display: none;
  padding: 1.5rem;
  background: var(--zon-surface-code);
  font-family: var(--zon-font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: #C3CADB;
  overflow-x: auto;
}

.zon-tab-content.active {
  display: block;
}

.zon-copy-btn {
  background: var(--zon-surface);
  border: 1px solid var(--zon-border);
  color: var(--zon-text-secondary);
  padding: 0.35rem 0.65rem;
  border-radius: var(--zon-radius-sm);
  font-size: 0.78rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.15s ease;
}

.zon-copy-btn:hover {
  background: var(--zon-surface-elevated);
  color: #fff;
  border-color: var(--zon-border-hover);
}

/* API Explorer Interactive Workbench */
.zon-explorer {
  background: var(--zon-surface);
  border: 1px solid var(--zon-border);
  border-radius: var(--zon-radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 48px -14px rgba(0, 0, 0, 0.6);
}

.zon-explorer-toolbar {
  padding: 1.25rem 1.5rem;
  background: var(--zon-surface-raised);
  border-bottom: 1px solid var(--zon-border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.zon-explorer-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.zon-select,
.zon-input {
  background: var(--zon-bg);
  border: 1px solid var(--zon-border);
  color: #fff;
  padding: 0.6rem 0.85rem;
  border-radius: var(--zon-radius-sm);
  font-size: 0.88rem;
  font-family: var(--zon-font-mono);
  outline: none;
  transition: border-color 0.2s;
}

.zon-select:focus,
.zon-input:focus {
  border-color: var(--zon-accent-light);
  box-shadow: 0 0 0 2px rgba(220, 38, 38, 0.25);
}

.zon-url-preview {
  flex-grow: 1;
  background: var(--zon-bg);
  border: 1px solid var(--zon-border);
  padding: 0.6rem 0.85rem;
  border-radius: var(--zon-radius-sm);
  font-family: var(--zon-font-mono);
  font-size: 0.85rem;
  color: #94A3B8;
  overflow-x: auto;
  white-space: nowrap;
}

.zon-url-preview span.host {
  color: var(--zon-text-muted);
}
.zon-url-preview span.path {
  color: #fff;
  font-weight: 600;
}
.zon-url-preview span.query {
  color: var(--zon-accent-light);
}

.zon-explorer-response {
  background: var(--zon-surface-code);
  min-height: 280px;
  display: flex;
  flex-direction: column;
}

.zon-response-header {
  padding: 0.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--zon-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--zon-font-mono);
  font-size: 0.8rem;
}

.zon-response-metrics {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.zon-response-body {
  padding: 1.5rem;
  font-family: var(--zon-font-mono);
  font-size: 0.84rem;
  line-height: 1.6;
  max-height: 480px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  color: #D1D5DB;
}

/* Custom Scrollbars for Terminal & Explorer */
.zon-terminal-body::-webkit-scrollbar,
.zon-response-body::-webkit-scrollbar,
.zon-url-preview::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

.zon-terminal-body::-webkit-scrollbar-track,
.zon-response-body::-webkit-scrollbar-track,
.zon-url-preview::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.25);
}

.zon-terminal-body::-webkit-scrollbar-thumb,
.zon-response-body::-webkit-scrollbar-thumb,
.zon-url-preview::-webkit-scrollbar-thumb {
  background: rgba(239, 68, 68, 0.35);
  border-radius: 3px;
}

.zon-terminal-body::-webkit-scrollbar-thumb:hover,
.zon-response-body::-webkit-scrollbar-thumb:hover,
.zon-url-preview::-webkit-scrollbar-thumb:hover {
  background: rgba(239, 68, 68, 0.65);
}

/* Endpoint Reference Table */
.zon-ref-item {
  background: var(--zon-surface);
  border: 1px solid var(--zon-border);
  border-radius: var(--zon-radius);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color 0.2s;
}

.zon-ref-item:hover {
  border-color: var(--zon-border-hover);
}

.zon-ref-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  background: var(--zon-surface);
}

.zon-ref-route {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.zon-ref-path {
  font-family: var(--zon-font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
}

.zon-ref-desc {
  font-size: 0.88rem;
  color: var(--zon-text-secondary);
}

.zon-ref-body {
  padding: 1.5rem;
  background: var(--zon-surface-code);
  border-top: 1px solid var(--zon-border);
}

.zon-param-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}

.zon-param-table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  color: var(--zon-text-muted);
  border-bottom: 1px solid var(--zon-border);
  font-family: var(--zon-font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.zon-param-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--zon-border-subtle);
  color: var(--zon-text-secondary);
}

.zon-param-name {
  font-family: var(--zon-font-mono);
  color: #fff;
  font-weight: 600;
}

.zon-param-type {
  font-family: var(--zon-font-mono);
  color: var(--zon-accent-light);
  font-size: 0.78rem;
}

/* Architecture & Semantic Cards */
.zon-arch-card {
  background: var(--zon-surface);
  border: 1px solid var(--zon-border);
  border-radius: var(--zon-radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.zon-arch-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.zon-arch-body {
  color: var(--zon-text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Rate Limits Banner */
.zon-limits-banner {
  background: linear-gradient(135deg, rgba(18, 19, 25, 0.95), rgba(24, 26, 35, 0.95));
  border: 1px solid rgba(220, 38, 38, 0.25);
  border-radius: var(--zon-radius-lg);
  padding: 2.25rem;
  box-shadow: 0 16px 36px -12px rgba(0, 0, 0, 0.6);
}

.zon-limits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.zon-limit-stat {
  background: var(--zon-surface-code);
  border: 1px solid var(--zon-border);
  border-radius: var(--zon-radius-sm);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
}

.zon-limit-number {
  font-size: 1.85rem;
  font-weight: 800;
  color: #fff;
  font-family: var(--zon-font-mono);
  margin-bottom: 0.25rem;
}

.zon-limit-label {
  font-size: 0.8rem;
  color: var(--zon-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Ending CTA Callout */
.zon-cta-box {
  background: radial-gradient(circle at 50% 0%, rgba(220, 38, 38, 0.16) 0%, rgba(17, 19, 25, 0.85) 100%);
  border: 1px solid var(--zon-border-hover);
  border-radius: var(--zon-radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.zon-cta-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  margin: 0;
}

.zon-cta-desc {
  color: var(--zon-text-secondary);
  font-size: 1.05rem;
  max-width: 580px;
  line-height: 1.6;
  margin: 0;
}

/* Homepage Discovery Section Scoped Styles */
.zonapi-home-discovery {
  margin: 2.5rem 0;
  padding: 1.75rem 2rem;
  background: #111319;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.zonapi-home-discovery:hover {
  border-color: rgba(220, 38, 38, 0.4);
  box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.5);
}

.zonapi-home-discovery::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  bottom: 0;
  background: linear-gradient(to bottom, #DC2626, #EF4444);
}

.zonapi-home-discovery-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.zonapi-home-discovery-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #181A22;
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #EF4444;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.zonapi-home-discovery-icon img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(239, 68, 68, 0.5));
}

.zonapi-home-discovery-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.25rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.zonapi-home-discovery-content p {
  font-size: 0.9rem;
  color: #AEB6CA;
  margin: 0;
  line-height: 1.5;
}

.zonapi-home-discovery-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.zonapi-home-code-badge {
  font-family: var(--zon-font-mono);
  font-size: 0.8rem;
  background: #0A0B12;
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  color: #38BDF8;
}

/* Responsive Breakpoints */
@media (max-width: 1120px) {
  .zon-subnav-links {
    gap: 0.15rem;
  }
  .zon-subnav-link {
    font-size: 0.8rem;
    padding: 0.35rem 0.55rem;
  }
  .action-btn-text {
    display: none;
  }
}

@media (max-width: 1024px) {
  .zon-hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .zon-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .zon-limits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .zon-subnav-nav {
    display: none; /* Collapsed on mobile, anchor jump via buttons */
  }
  .zon-mobile-nav-strip {
    display: block;
  }
  .action-btn-text {
    display: inline;
  }
  .zon-hero-headline {
    font-size: 2.4rem;
  }
  .zon-section-title {
    font-size: 1.85rem;
  }
  .zon-grid-3,
  .zon-grid-2 {
    grid-template-columns: 1fr;
  }
  .zon-limits-grid {
    grid-template-columns: 1fr;
  }
  .zon-hero-facts {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  .zonapi-home-discovery {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
  .zonapi-home-discovery-right {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 480px) {
  .zon-hero-headline {
    font-size: 2rem;
  }
  .zon-hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .zon-btn {
    width: 100%;
  }
}

/* Reduced Motion Compliance */
@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;
  }
}