/* ==========================================================================
   Karmazillo Unified Brand & Shell Stylesheet
   Ground-Truth Brand Standard:
   - Primary Brand Color: Primary Gray #545454
   - Accent: Desert Bronze / Antique Gold (#C59B27 / #E5C058 / #8A6814)
   - Foundation: Obsidian Black (#0B0C0E) & Armor Charcoal (#181A1F)
   - Light Canvas: Sand Editorial (#F8F7F4)
   ========================================================================== */

:root {
  /* Ground-Truth Primary Gray (Official Brand Criteria) */
  --kz-gray-primary: #545454;
  --color-primary-gray: #545454;
  --color-steel-700: #545454;
  --kz-gray-light: #7E7E7E;
  --kz-gray-dark: #383838;
  --kz-gray-border: rgba(84, 84, 84, 0.45);

  /* Obsidian Armor Monolith Base (Dark Mode Default) */
  --kz-obsidian-950: #0B0C0E;
  --kz-charcoal-900: #181A1F;
  --kz-charcoal-850: #1A1D24;
  --kz-charcoal-800: #1F2228;
  --kz-steel-600: #2E333D;
  --kz-steel-500: #848B98;

  /* Desert Bronze & Gold Clarity Accents */
  --kz-gold-500: #C59B27;
  --kz-gold-300: #E5C058;
  --kz-gold-700: #8A6814;
  --kz-gold-glow: rgba(197, 155, 39, 0.25);
  --kz-gold-subtle: rgba(197, 155, 39, 0.12);
  --kz-gold-border: rgba(197, 155, 39, 0.35);

  /* Sand Editorial Canvas (Light Mode) */
  --kz-sand-canvas: #F8F7F4;
  --kz-sand-surface: #FFFFFF;
  --kz-sand-card: #EFECE6;
  --kz-sand-border: #D8D2C5;
  --kz-sand-muted: #4B5262;

  /* Semantic Telemetry Status */
  --kz-status-success: #22C55E;
  --kz-status-warning: #F59E0B;
  --kz-status-danger: #EF4444;
  --kz-status-info: #38BDF8;

  /* Typography Triad */
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Standard Gradients */
  --gradient-gold: linear-gradient(135deg, #E5C058 0%, #C59B27 50%, #8A6814 100%);
  --gradient-armor: linear-gradient(145deg, #252830 0%, #181A1F 65%, #0B0C0E 100%);
}

/* ==========================================================================
   Global Monolithic Navigation Header (Authoritative Universal Standard)
   ========================================================================== */
.kz-global-header {
  position: sticky !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 1000 !important;
  height: 64px !important;
  min-height: 64px !important;
  max-height: 64px !important;
  padding: 0 1.5rem !important;
  margin: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100% !important;
  box-sizing: border-box !important;
  backdrop-filter: blur(14px) !important;
  -webkit-backdrop-filter: blur(14px) !important;
  transition: background-color 0.2s ease, border-color 0.2s ease !important;
  background: rgba(11, 12, 14, 0.94) !important;
  border-bottom: 1px solid #383838 !important;
}

[data-theme="light"] .kz-global-header {
  background: rgba(248, 247, 244, 0.96) !important;
  border-bottom: 1px solid #D8D2C5 !important;
}

.kz-nav-container {
  max-width: 1280px !important;
  width: 100% !important;
  height: 100% !important;
  margin: 0 auto !important;
  padding: 0 !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  gap: 1rem !important;
  position: relative !important;
  box-sizing: border-box !important;
}

.kz-nav-left {
  display: flex !important;
  align-items: center !important;
  gap: 0 !important;
  flex-shrink: 0 !important;
}

.kz-brand-lockup {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0 !important;
  text-decoration: none !important;
  transition: opacity 0.2s ease !important;
  line-height: 1 !important;
}

.kz-brand-lockup:hover {
  opacity: 0.90 !important;
}

.kz-brand-logo-img,
.kz-global-header .header-logo,
.kz-global-header .brand-logo-img,
.kz-global-header .brand-wordmark-header,
.kz-global-header .kpulse-logo {
  height: 28px !important;
  max-height: 28px !important;
  min-height: 28px !important;
  width: auto !important;
  object-fit: contain !important;
  display: block !important;
  flex-shrink: 0 !important;
}

.kz-brand-divider,
.kz-nav-divider {
  display: inline-block !important;
  width: 1px !important;
  height: 18px !important;
  background: #4A4F59 !important;
  margin: 0 12px !important;
  flex-shrink: 0 !important;
}

[data-theme="light"] .kz-brand-divider,
[data-theme="light"] .kz-nav-divider {
  background: #D8D2C5 !important;
}

.kz-brand-title-group {
  display: inline-flex !important;
  align-items: center !important;
  gap: 6px !important;
  line-height: 1 !important;
}

.kz-brand-prefix {
  font-family: var(--font-display), 'Plus Jakarta Sans', sans-serif !important;
  font-weight: 800 !important;
  font-size: 1.05rem !important;
  color: #C59B27 !important;
  letter-spacing: -0.015em !important;
  line-height: 1 !important;
}

.kz-brand-descriptor {
  font-family: var(--font-display), 'Plus Jakarta Sans', sans-serif !important;
  font-weight: 700 !important;
  font-size: 1.05rem !important;
  color: #FFFFFF !important;
  letter-spacing: -0.015em !important;
  line-height: 1 !important;
}

[data-theme="light"] .kz-brand-descriptor {
  color: #111317 !important;
}

.kz-brand-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--kz-steel-500);
  background: rgba(84, 84, 84, 0.2);
  border: 1px solid rgba(84, 84, 84, 0.4);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  margin-left: 0.35rem;
}

[data-theme="light"] .kz-brand-tag {
  color: var(--kz-sand-muted);
  background: var(--kz-sand-card);
  border-color: var(--kz-sand-border);
}

.kz-module-badge {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--kz-gold-300);
  background: rgba(197, 155, 39, 0.12);
  border: 1px solid var(--kz-gold-border);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
}

[data-theme="light"] .kz-module-badge {
  color: #785A09;
  background: rgba(197, 155, 39, 0.14);
  border-color: rgba(155, 120, 19, 0.35);
}

/* Secondary sticky sub-navigation for in-page anchors and view switchers */
.kz-subnav {
  position: sticky;
  top: 56px;
  z-index: 40;
  background: rgba(24, 26, 31, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--kz-gray-primary);
  padding: 0.55rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  overflow-x: auto;
  box-sizing: border-box;
}

[data-theme="light"] .kz-subnav {
  background: rgba(239, 236, 230, 0.95);
  border-bottom-color: var(--kz-sand-border);
}

.kz-subnav-link {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--kz-steel-500);
  text-decoration: none;
  white-space: nowrap;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  transition: all 0.15s ease;
}

.kz-subnav-link:hover,
.kz-subnav-link.is-active {
  color: var(--kz-gold-300);
  background: rgba(197, 155, 39, 0.1);
}

[data-theme="light"] .kz-subnav-link {
  color: var(--kz-sand-muted);
}

[data-theme="light"] .kz-subnav-link:hover,
[data-theme="light"] .kz-subnav-link.is-active {
  color: #8A6814;
  background: rgba(197, 155, 39, 0.15);
}

/* Ecosystem Dropdown Trigger */
.kz-nav-center {
  display: flex;
  align-items: center;
  position: relative;
}

.kz-dropdown-wrapper {
  position: relative;
}

.kz-dropdown-trigger {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.55rem !important;
  height: 36px !important;
  min-height: 36px !important;
  max-height: 36px !important;
  padding: 0 14px !important;
  border-radius: 9999px !important;
  background: var(--kz-charcoal-900) !important;
  border: 1px solid var(--kz-gray-primary) !important;
  color: #FFFFFF !important;
  font-family: var(--font-display), 'Plus Jakarta Sans', sans-serif !important;
  font-weight: 700 !important;
  font-size: 0.8125rem !important;
  line-height: 1 !important;
  cursor: pointer !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
  user-select: none !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3) !important;
  box-sizing: border-box !important;
}

.kz-dropdown-trigger:hover,
.kz-dropdown-trigger[aria-expanded="true"] {
  border-color: var(--kz-gold-500);
  background: var(--kz-charcoal-800);
  color: var(--kz-gold-300);
  box-shadow: 0 4px 16px rgba(197, 155, 39, 0.25);
}

[data-theme="light"] .kz-dropdown-trigger {
  background: #FFFFFF;
  border-color: var(--kz-sand-border);
  color: #111317;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .kz-dropdown-trigger:hover,
[data-theme="light"] .kz-dropdown-trigger[aria-expanded="true"] {
  background: var(--kz-sand-card);
  border-color: var(--kz-gold-500);
  color: var(--kz-gold-300);
}

.kz-trigger-icon {
  color: var(--kz-gold-300);
  display: flex;
  align-items: center;
}

.kz-trigger-chevron {
  color: var(--kz-steel-500);
  transition: transform 0.25s ease, color 0.2s ease;
  display: flex;
  align-items: center;
}

.kz-dropdown-trigger[aria-expanded="true"] .kz-trigger-chevron {
  transform: rotate(180deg);
  color: var(--kz-gold-300);
}

/* Ecosystem Dropdown Panel */
.kz-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  width: min(540px, calc(100vw - 2rem));
  background: #14161C;
  border: 1px solid var(--kz-gray-primary);
  border-radius: 14px;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.85), 0 0 0 1px rgba(84, 84, 84, 0.35), 0 0 28px rgba(197, 155, 39, 0.15);
  backdrop-filter: blur(18px);
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  max-height: calc(100vh - 85px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.kz-dropdown-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

[data-theme="light"] .kz-dropdown-menu {
  background: #FFFFFF;
  border-color: var(--kz-sand-border);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(84, 84, 84, 0.15);
}

.kz-dropdown-header {
  padding: 0.875rem 1.25rem;
  background: #101216;
  border-bottom: 1px solid var(--kz-gray-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

[data-theme="light"] .kz-dropdown-header {
  background: var(--kz-sand-canvas);
  border-bottom-color: var(--kz-sand-border);
}

.kz-dropdown-super {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--kz-gold-300);
  font-weight: 700;
}

.kz-dropdown-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 800;
  color: #FFFFFF;
}

[data-theme="light"] .kz-dropdown-title {
  color: #111317;
}

.kz-dropdown-list {
  padding: 0.5rem;
  overflow-y: auto;
  max-height: 440px;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.kz-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.7rem 0.85rem;
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  background: transparent;
  border: 1px solid transparent;
  transition: all 0.15s ease;
}

.kz-dropdown-item:hover,
.kz-dropdown-item:focus-visible {
  background: var(--kz-charcoal-900);
  border-color: rgba(197, 155, 39, 0.45);
  transform: translateX(2px);
  outline: none;
}

[data-theme="light"] .kz-dropdown-item:hover,
[data-theme="light"] .kz-dropdown-item:focus-visible {
  background: var(--kz-sand-card);
  border-color: rgba(155, 120, 19, 0.45);
}

.kz-item-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--kz-charcoal-800);
  border: 1px solid var(--kz-gray-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--kz-gold-300);
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.kz-dropdown-item:hover .kz-item-icon-box {
  border-color: var(--kz-gold-500);
  background: rgba(197, 155, 39, 0.15);
  box-shadow: 0 0 12px rgba(197, 155, 39, 0.25);
}

[data-theme="light"] .kz-item-icon-box {
  background: var(--kz-sand-card);
  border-color: var(--kz-sand-border);
  color: #9B7813;
}

.kz-item-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.kz-item-top-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.kz-item-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: #FFFFFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

[data-theme="light"] .kz-item-title {
  color: #111317;
}

.kz-item-badge-new {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 800;
  color: #0B0C0E;
  background: var(--gradient-gold);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.kz-item-desc {
  font-size: 0.78125rem;
  color: var(--kz-steel-500);
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kz-dropdown-item:hover .kz-item-title {
  color: var(--kz-gold-300);
}

.kz-dropdown-footer {
  padding: 0.75rem 1.25rem;
  background: #101216;
  border-top: 1px solid var(--kz-gray-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
}

[data-theme="light"] .kz-dropdown-footer {
  background: var(--kz-sand-canvas);
  border-top-color: var(--kz-sand-border);
}

.kz-dropdown-overview-link {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--kz-gold-300);
  text-decoration: none;
}

.kz-dropdown-overview-link:hover {
  text-decoration: underline;
}

/* Nav Right & Theme Toggle (Universal Controls) */
.kz-nav-right,
.kz-global-header .header-actions,
.kz-global-header .nav-actions,
.kz-global-header .header-controls {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  flex-shrink: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
}

.kz-theme-toggle-btn,
.theme-toggle-btn {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.45rem !important;
  height: 36px !important;
  min-height: 36px !important;
  max-height: 36px !important;
  padding: 0 14px !important;
  border-radius: 9999px !important;
  background: var(--kz-charcoal-900) !important;
  border: 1px solid var(--kz-gray-primary) !important;
  color: #FFFFFF !important;
  font-family: var(--font-display), 'Plus Jakarta Sans', sans-serif !important;
  font-weight: 700 !important;
  font-size: 0.8125rem !important;
  line-height: 1 !important;
  cursor: pointer !important;
  transition: all 0.2s ease !important;
  user-select: none !important;
  box-sizing: border-box !important;
}

.kz-theme-toggle-btn:hover,
.theme-toggle-btn:hover {
  border-color: var(--kz-gold-500) !important;
  color: var(--kz-gold-300) !important;
  box-shadow: 0 0 12px rgba(197, 155, 39, 0.2) !important;
}

[data-theme="light"] .kz-theme-toggle-btn,
[data-theme="light"] .theme-toggle-btn {
  background: #FFFFFF !important;
  border-color: #D8D2C5 !important;
  color: #111317 !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05) !important;
}

[data-theme="light"] .kz-theme-toggle-btn:hover,
[data-theme="light"] .theme-toggle-btn:hover {
  border-color: #C59B27 !important;
  color: #8A6814 !important;
}

/* ==========================================================================
   Global Master Monolithic Footer
   ========================================================================== */
.kz-global-footer {
  border-top: 1px solid var(--kz-gray-primary);
  background: var(--kz-charcoal-900);
  padding: 2.75rem 2rem 2.25rem;
  margin-top: auto;
  box-sizing: border-box;
  width: 100%;
}

[data-theme="light"] .kz-global-footer {
  background: var(--kz-sand-card);
  border-top-color: var(--kz-sand-border);
}

.kz-footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}

.kz-footer-brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.kz-footer-emblem {
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.kz-footer-brand-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: #FFFFFF;
}

[data-theme="light"] .kz-footer-brand-title {
  color: #111317;
}

.kz-footer-tagline {
  font-size: 0.875rem;
  color: var(--kz-steel-500);
  letter-spacing: 0.02em;
}

.kz-footer-nav-cluster {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem 0.85rem;
  font-size: 0.8125rem;
}

.kz-footer-nav-link {
  color: var(--kz-steel-500);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  transition: color 0.15s ease;
}

.kz-footer-nav-link:hover {
  color: var(--kz-gold-300);
}

.kz-footer-dot {
  color: var(--kz-gray-primary);
  opacity: 0.6;
}

.kz-footer-disclaimer {
  max-width: 820px;
  padding: 0.85rem 1.25rem;
  background: rgba(11, 12, 14, 0.6);
  border: 1px solid var(--kz-gray-primary);
  border-radius: 8px;
  font-size: 0.72rem;
  color: var(--kz-steel-500);
  line-height: 1.5;
  text-align: left;
  margin: 0.5rem 0;
}

[data-theme="light"] .kz-footer-disclaimer {
  background: rgba(255, 255, 255, 0.75);
  border-color: var(--kz-sand-border);
}

.kz-footer-telemetry {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--kz-gray-primary);
  border-top: 1px solid rgba(84, 84, 84, 0.25);
  padding-top: 1rem;
  width: 100%;
}

@media (max-width: 768px) {
  .kz-global-header {
    padding: 0.65rem 1rem;
  }
  .kz-dropdown-menu {
    width: calc(100vw - 1.5rem);
  }
  .kz-footer-telemetry {
    flex-direction: column;
    gap: 0.35rem;
  }
}