/* ===================================================================
   VYNTRARD - Top-Tier Enterprise Web Stylesheet
   Focus: High-Credibility, Premium Navy Theme, Fluid Typography & Rich Micro-Interactions
   =================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #070B14;
  --bg-secondary: #0D1424;
  --bg-surface: #131E36;
  --bg-surface-hover: #192745;
  --bg-glass: rgba(15, 23, 42, 0.72);
  --bg-glass-card: rgba(19, 30, 54, 0.65);
  
  --border-light: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-accent: rgba(56, 189, 248, 0.35);
  
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  --text-accent: #38BDF8;
  
  --accent-cyan: #38BDF8;
  --accent-blue: #0284C7;
  --accent-indigo: #6366F1;
  --accent-gold: #F59E0B;
  --accent-green: #10B981;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Shadows & Glows */
  --glow-cyan: 0 0 35px rgba(56, 189, 248, 0.25);
  --glow-indigo: 0 0 45px rgba(99, 102, 241, 0.22);
  --card-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.65);
  --card-shadow-hover: 0 25px 50px -12px rgba(14, 165, 233, 0.2);

  /* Layout */
  --max-width: 1260px;
  --nav-height: 80px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Decorative Background Mesh & Glows */
.bg-mesh {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.mesh-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.45;
}

.mesh-glow-1 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, #0284C7 0%, rgba(2, 132, 199, 0) 70%);
  top: -150px;
  right: -100px;
}

.mesh-glow-2 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #4F46E5 0%, rgba(79, 70, 229, 0) 70%);
  top: 35%;
  left: -150px;
}

.mesh-glow-3 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, #0C4A6E 0%, rgba(12, 74, 110, 0) 70%);
  bottom: -200px;
  right: 15%;
}

.bg-grid-overlay {
  position: absolute;
  inset: 0;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 40%, rgba(0,0,0,0) 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 40%, rgba(0,0,0,0) 85%);
}

/* Containers */
.container {
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* Reusable Glass Panel */
.glass-panel {
  background: var(--bg-glass-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  transition: all var(--transition-smooth);
}

.glass-panel:hover {
  border-color: var(--border-medium);
}

/* Typography Helpers */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Buttons & CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #0284C7 0%, #38BDF8 100%);
  color: #070B14;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(56, 189, 248, 0.5);
  background: linear-gradient(135deg, #38BDF8 0%, #7DD3FC 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-medium);
  color: var(--text-main);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--text-accent);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border-color: var(--border-medium);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.05);
}

.btn-lg {
  padding: 15px 30px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

.icon-right {
  width: 18px;
  height: 18px;
}

/* Section Header Standards */
.section {
  padding: 96px 0;
  position: relative;
}

.section-header {
  max-width: 780px;
  margin: 0 auto 60px;
}

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

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===================================================================
   Header & Nav
   =================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition-fast);
  background: rgba(7, 11, 20, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
}

.site-header.scrolled {
  background: rgba(7, 11, 20, 0.92);
  border-bottom-color: rgba(56, 189, 248, 0.15);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.brand-logo:hover .logo-mark {
  transform: rotate(-4deg) scale(1.06);
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  color: #FFFFFF;
}

.logo-tagline {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 0.15em;
  line-height: 1;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover {
  color: #FFFFFF;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Language Toggle */
.lang-switch-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 600;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 2px 4px;
  transition: color var(--transition-fast);
  font-family: inherit;
  font-size: inherit;
}

.lang-btn.active {
  color: var(--accent-cyan);
}

.lang-btn:hover {
  color: #FFFFFF;
}

.lang-sep {
  color: var(--border-medium);
  font-size: 0.75rem;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: #FFFFFF;
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.mobile-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-menu {
  position: absolute;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(13, 20, 36, 0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-smooth);
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-link {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
}

/* ===================================================================
   Hero Section
   =================================================================== */
.hero-section {
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 60px;
  position: relative;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  width: fit-content;
  margin-bottom: 24px;
}

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

.badge-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-cyan);
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

.hero-headline {
  font-size: clamp(2.5rem, 4.8vw, 3.75rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.headline-gradient {
  display: block;
  background: linear-gradient(135deg, #38BDF8 0%, #818CF8 50%, #C084FC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subline {
  font-size: 1.12rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-assurance {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--border-light);
  padding-top: 24px;
}

.assurance-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 500;
}

.assurance-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ===================================================================
   Hero 3D Spatial Logistics Command Deck & Topography Map
   =================================================================== */
.hero-visual {
  position: relative;
  perspective: 1200px;
}

.map-card-3d {
  padding: 24px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, rgba(16, 26, 48, 0.9) 0%, rgba(8, 14, 28, 0.98) 100%);
  border: 1px solid rgba(56, 189, 248, 0.28);
  box-shadow: 
    0 30px 70px -15px rgba(0, 0, 0, 0.85),
    0 0 45px rgba(56, 189, 248, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-smooth);
}

.map-card-3d:hover {
  border-color: rgba(56, 189, 248, 0.45);
}

/* 3D Deck Header */
.deck-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-light);
  position: relative;
  z-index: 10;
}

.deck-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.deck-status-dot {
  position: relative;
  width: 12px;
  height: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dot-core {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #38BDF8;
  box-shadow: 0 0 10px #38BDF8;
}

.dot-ring {
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1px solid #38BDF8;
  animation: pulse-ring 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

.deck-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 0.08em;
}

.deck-subtitle {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
}

/* Deck View Filter Pills */
.deck-controls {
  display: flex;
  gap: 6px;
  background: rgba(255, 255, 255, 0.04);
  padding: 3px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-light);
}

.view-pill {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.view-pill.active {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.2) 0%, rgba(99, 102, 241, 0.3) 100%);
  color: #FFFFFF;
  border: 1px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 2px 8px rgba(56, 189, 248, 0.2);
}

.view-pill:hover:not(.active) {
  color: var(--text-muted);
}

/* 3D Perspective Stage */
.map-stage-perspective {
  width: 100%;
  height: 380px;
  position: relative;
  perspective: 1100px;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-board-3d {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transform: rotateX(25deg) rotateY(-7deg) rotateZ(1.5deg);
  will-change: transform;
}

/* Hologram Radar Base */
.hologram-radar-base {
  position: absolute;
  inset: -15px;
  border-radius: 20px;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 55%, rgba(14, 165, 233, 0.12) 0%, rgba(99, 102, 241, 0.04) 50%, transparent 75%);
  border: 1px dashed rgba(56, 189, 248, 0.15);
  transform: translateZ(-20px);
}

.radar-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px solid rgba(56, 189, 248, 0.1);
}

.radar-c1 {
  width: 320px;
  height: 220px;
}

.radar-c2 {
  width: 580px;
  height: 380px;
  border-style: dashed;
}

.radar-sweep-beam {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 280px;
  height: 160px;
  transform-origin: 0 0;
  background: linear-gradient(45deg, rgba(56, 189, 248, 0.18), transparent 70%);
  clip-path: polygon(0 0, 100% 0, 80% 100%);
  animation: radar-sweep 12s linear infinite;
  opacity: 0.7;
}

@keyframes radar-sweep {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.grid-crosshairs {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(56, 189, 248, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(56, 189, 248, 0.05) 1px, transparent 1px);
  background-size: 35px 35px;
}

.radar-coord {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: rgba(56, 189, 248, 0.5);
  letter-spacing: 0.05em;
}

.coord-nw { top: 10px; left: 16px; }
.coord-se { bottom: 10px; right: 16px; }

/* SVG Map 3D Layer */
.svg-map-layer {
  position: absolute;
  inset: 0;
  transform: translateZ(5px);
}

.us-3d-svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* 3D Topographic Layers */
.map-depth-shadow {
  fill: #030712;
  stroke: rgba(14, 165, 233, 0.25);
  stroke-width: 2;
  filter: drop-shadow(0 20px 25px rgba(0, 0, 0, 0.9));
  opacity: 0.95;
}

.map-depth-wall {
  fill: url(#extrusionWallGrad);
  stroke: rgba(56, 189, 248, 0.35);
  stroke-width: 1.5;
  filter: drop-shadow(0 8px 12px rgba(0, 0, 0, 0.7));
}

.map-surface {
  fill: url(#usSurfaceGrad);
  stroke: #38BDF8;
  stroke-width: 2.2;
  filter: drop-shadow(0 0 10px rgba(56, 189, 248, 0.4));
}

/* Geodetic Coordinates Grid */
.grid-meridian,
.grid-parallel {
  fill: none;
  stroke: rgba(56, 189, 248, 0.16);
  stroke-width: 1;
  stroke-dasharray: 4, 6;
}

/* Great Lakes */
.great-lakes .lake-path {
  fill: #050B18;
  stroke: rgba(56, 189, 248, 0.35);
  stroke-width: 1.2;
}

/* Ground Shadows of Transport Arcs (No Pointer Events) */
.ground-shadow-arcs,
.ground-shadow-arcs * {
  pointer-events: none !important;
}

.ground-shadow-arcs .shadow-arc {
  fill: none;
  stroke: url(#routeShadowGrad);
  stroke-width: 3.5;
  opacity: 0.8;
}

/* Supply Route Group (Zero-Flicker Architecture) */
.supply-route-group {
  cursor: pointer;
}

/* Solid Transparent Hit Target: broad 18px stroke, static, zero gap flicker */
.route-hit-target {
  fill: none;
  stroke: transparent;
  stroke-width: 18px;
  stroke-linecap: round;
  pointer-events: stroke;
}

/* Elevated High-Altitude 3D Laser Arcs: purely visual, pointer-events none so dashed gaps don't flicker */
.laser-arc {
  fill: none;
  stroke: url(#routeArcGrad);
  stroke-width: 2.4px;
  stroke-linecap: round;
  stroke-dasharray: 8, 4;
  animation: laser-stream 18s linear infinite;
  pointer-events: none !important; /* CRITICAL FIX: prevents empty dash gaps from triggering rapid mouseleave/mouseenter */
  transition: stroke-width 0.25s ease, filter 0.25s ease, stroke 0.25s ease;
}

/* Stable, jitter-free hover state driven by the group */
.supply-route-group:hover .laser-arc,
.supply-route-group.active .laser-arc {
  stroke: #FFFFFF;
  stroke-width: 3.8px;
  filter: drop-shadow(0 0 10px #38BDF8) drop-shadow(0 0 4px #FFFFFF);
}

@keyframes laser-stream {
  from { stroke-dashoffset: 300; }
  to { stroke-dashoffset: 0; }
}

/* Moving Energy Packets (must never intercept pointer events) */
.energy-packets,
.energy-packets * {
  pointer-events: none !important;
}

/* 3D Vertical Laser Beacons */
.beacon-3d {
  cursor: pointer;
  transform-style: preserve-3d;
}

/* Stable hover state without coordinate-shifting CSS transforms */
.beacon-3d:hover .beacon-jewel,
.beacon-3d.active .beacon-jewel {
  fill: #FFFFFF;
  stroke: #38BDF8;
  filter: drop-shadow(0 0 14px #38BDF8);
}

.beacon-3d:hover .beacon-beam,
.beacon-3d.active .beacon-beam {
  opacity: 1;
  filter: drop-shadow(0 0 14px rgba(56, 189, 248, 1));
}

.beacon-3d:hover .hub-floating-tag .tag-bg,
.beacon-3d.active .hub-floating-tag .tag-bg {
  fill: rgba(18, 34, 68, 0.98);
  stroke: #38BDF8;
  filter: drop-shadow(0 0 12px rgba(56, 189, 248, 0.6));
}

.beacon-base-ring {
  fill: none;
  stroke: rgba(56, 189, 248, 0.6);
  stroke-width: 1.6;
}

.ring-anim1 {
  animation: base-ring-pulse 2.2s ease-out infinite;
  transform-origin: center;
}

.ring-anim2 {
  animation: base-ring-pulse 2.2s ease-out infinite 1.1s;
  transform-origin: center;
}

@keyframes base-ring-pulse {
  0% { transform: scale(0.6); opacity: 0.9; }
  100% { transform: scale(1.8); opacity: 0; }
}

.beacon-base-core {
  fill: rgba(56, 189, 248, 0.3);
  stroke: #38BDF8;
  stroke-width: 1.2;
}

.beacon-beam {
  filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.8));
  opacity: 0.85;
}

.beacon-jewel {
  fill: #38BDF8;
  stroke: #FFFFFF;
  stroke-width: 2;
  filter: drop-shadow(0 0 10px #38BDF8);
  animation: jewel-float 2.5s ease-in-out infinite alternate;
}

@keyframes jewel-float {
  0% { transform: translateY(0); }
  100% { transform: translateY(-3px); }
}

/* 3D Floating HUD Pill Tag (Zero Position Shift on Hover) */
.hub-floating-tag {
  cursor: pointer;
  pointer-events: all;
  transition: opacity var(--transition-fast);
}

.tag-bg {
  fill: rgba(10, 18, 36, 0.88);
  stroke: rgba(56, 189, 248, 0.45);
  stroke-width: 1;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.8));
  transition: fill 0.2s ease, stroke 0.2s ease, filter 0.2s ease;
}

.hub-floating-tag:hover .tag-bg {
  fill: rgba(20, 36, 72, 0.98);
  stroke: #38BDF8;
  stroke-width: 1.4;
  filter: drop-shadow(0 0 12px rgba(56, 189, 248, 0.7));
}

.tag-title {
  fill: #FFFFFF;
  transition: fill 0.2s ease;
}

.hub-floating-tag:hover .tag-title {
  fill: #38BDF8;
}
  font-family: var(--font-mono);
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.tag-desc {
  fill: #38BDF8;
  font-family: var(--font-mono);
  font-size: 7px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* 3D Deck Telemetry Footer */
.deck-telemetry-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding: 12px 18px;
  background: rgba(10, 16, 30, 0.7);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  position: relative;
  z-index: 10;
}

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

.telem-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

.telem-value {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 700;
  color: #FFFFFF;
}

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

.highlight-gold {
  color: var(--accent-gold);
}

.telem-divider {
  width: 1px;
  height: 28px;
  background: var(--border-light);
}

/* View Mode Filter States */
.map-board-3d.filter-corridors .map-depth-wall,
.map-board-3d.filter-corridors .geodetic-grid {
  opacity: 0.3;
}

.map-board-3d.filter-corridors .laser-arc {
  stroke-width: 3.5;
  filter: drop-shadow(0 0 10px #38BDF8);
}

.map-board-3d.filter-capacity .hub-floating-tag {
  transform: translate(12px, -62px) scale(1.1);
}

.map-board-3d.filter-capacity .laser-arc {
  opacity: 0.4;
}

/* ===================================================================
   Trust / Channel Marquee
   =================================================================== */
.trust-marquee-wrapper {
  margin-top: 50px;
  padding: 30px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  background: rgba(13, 20, 36, 0.4);
}

.trust-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  text-align: center;
  letter-spacing: 0.12em;
  margin-bottom: 22px;
}

.channel-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 36px;
}

.channel-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.channel-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.channel-icon {
  font-size: 1.1rem;
}

.channel-icon-svg {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.channel-icon-svg svg {
  width: 100%;
  height: 100%;
}

.channel-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* ===================================================================
   Screen 2: About Us (Who We Are & What We Do)
   =================================================================== */
.about-section {
  padding: 96px 0;
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  margin-bottom: 40px;
}

.about-card {
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-smooth);
}

.about-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-accent);
}

.about-card-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  width: fit-content;
  margin-bottom: 20px;
}

.about-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.about-card-icon {
  width: 48px;
  height: 48px;
  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;
  flex-shrink: 0;
}

.about-card-icon svg {
  width: 24px;
  height: 24px;
}

.about-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.3;
}

.about-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
}

.about-pillar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: auto;
  border-top: 1px solid var(--border-light);
  padding-top: 18px;
}

.about-pillar-list li {
  font-size: 0.85rem;
  color: #CBD5E1;
  position: relative;
  padding-left: 18px;
}

.about-pillar-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: bold;
}

.about-stats-banner {
  padding: 28px 36px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  align-items: center;
  background: linear-gradient(135deg, rgba(20, 30, 55, 0.75) 0%, rgba(10, 16, 32, 0.88) 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.about-banner-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.about-banner-val {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.about-banner-lbl {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ===================================================================
   Metrics Section
   =================================================================== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.metrics-footnote {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 24px;
  text-align: center;
  line-height: 1.5;
  letter-spacing: 0.02em;
  opacity: 0.85;
}

.metric-card {
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: transparent;
  transition: background var(--transition-smooth);
}

.metric-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
}

.metric-card:hover::before {
  background: linear-gradient(90deg, #38BDF8, #818CF8);
}

.featured-metric {
  background: linear-gradient(160deg, rgba(30, 41, 59, 0.85) 0%, rgba(15, 23, 42, 0.95) 100%);
  border-color: rgba(99, 102, 241, 0.4);
}

.featured-metric::before {
  background: linear-gradient(90deg, #6366F1, #38BDF8);
}

.metric-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.metric-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.badge-accent {
  background: rgba(99, 102, 241, 0.15);
  color: #A5B4FC;
  border-color: rgba(99, 102, 241, 0.3);
}

.metric-icon {
  width: 24px;
  height: 24px;
  opacity: 0.8;
}

.metric-number-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 12px;
}

.counter {
  font-family: var(--font-mono);
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1;
  color: #FFFFFF;
}

.metric-unit {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.metric-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.metric-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Achievements Banner */
.achievements-banner {
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 48px;
  align-items: center;
  background: linear-gradient(135deg, rgba(20, 30, 55, 0.85) 0%, rgba(10, 16, 32, 0.95) 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.pill-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-gold);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.25);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.achievements-intro h3 {
  font-size: 1.75rem;
  margin-bottom: 14px;
}

.achievements-intro p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.achievements-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.stat-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-fast);
}

.stat-box:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--border-medium);
  transform: translateY(-3px);
}

.stat-num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent-cyan);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #FFFFFF;
}

.stat-caption {
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.45;
}

/* ===================================================================
   Capabilities Section
   =================================================================== */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.capability-card {
  padding: 40px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.capability-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-accent);
}

.cap-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.cap-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cap-icon-box svg {
  width: 26px;
  height: 26px;
}

.cap-step-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-dim);
}

.cap-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.cap-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.cap-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: auto;
  border-top: 1px solid var(--border-light);
  padding-top: 20px;
}

.cap-points li {
  font-size: 0.88rem;
  color: #CBD5E1;
  position: relative;
  padding-left: 20px;
}

.cap-points li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: bold;
}

/* ===================================================================
   Supply Chain Pipeline (5 Nodes)
   =================================================================== */
.pipeline-wrapper {
  position: relative;
  margin-top: 40px;
  padding: 30px 0;
}

.pipeline-progress-bar {
  position: absolute;
  top: 52px;
  left: 5%;
  right: 5%;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  z-index: 1;
}

.pipeline-progress-fill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #38BDF8 0%, #6366F1 50%, #38BDF8 100%);
  background-size: 200% 100%;
  border-radius: 2px;
  animation: gradient-slide 8s linear infinite;
}

@keyframes gradient-slide {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.pipeline-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
  z-index: 2;
}

.pipeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.node-marker {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-bottom: 24px;
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.3);
  transition: all var(--transition-fast);
}

.node-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: #FFFFFF;
}

.pipeline-node:hover .node-marker {
  transform: scale(1.15);
  border-color: #FFFFFF;
  box-shadow: 0 0 25px rgba(56, 189, 248, 0.6);
}

.node-card {
  width: 100%;
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  text-align: left;
  min-height: 240px;
}

.node-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
}

.node-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 8px;
}

.node-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.node-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
}

.node-badge {
  margin-top: auto;
  font-size: 0.72rem;
  font-weight: 600;
  color: #A5B4FC;
  background: rgba(99, 102, 241, 0.12);
  padding: 4px 8px;
  border-radius: 4px;
  width: fit-content;
}

/* Stage Deep-Dive Drawer */
.pipeline-detail-drawer {
  margin-top: 36px;
  padding: 32px 36px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(56, 189, 248, 0.3);
  background: linear-gradient(145deg, rgba(19, 30, 54, 0.9) 0%, rgba(10, 16, 32, 0.98) 100%);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 0 0 25px rgba(56, 189, 248, 0.1);
  transition: all var(--transition-smooth);
  animation: fadeIn 0.4s ease-out;
}

.drawer-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.drawer-stage-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.35);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.08em;
}

.drawer-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.01em;
}

.drawer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.drawer-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.drawer-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(56, 189, 248, 0.25);
}

.drawer-card-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-indigo);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.drawer-card-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===================================================================
   Partnership Models & Roadmap
   =================================================================== */
.models-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.model-card {
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.model-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
}

.featured-model {
  background: linear-gradient(160deg, rgba(25, 38, 70, 0.85) 0%, rgba(14, 23, 44, 0.95) 100%);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 20px 45px rgba(56, 189, 248, 0.15);
}

.model-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  width: fit-content;
  margin-bottom: 20px;
}

.model-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.model-icon-svg {
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.model-icon-svg svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 10px rgba(56, 189, 248, 0.35));
}

.model-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.model-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.model-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  margin-bottom: 24px;
}

.benefit-tag {
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  padding: 3px 8px;
  border-radius: 4px;
  color: #CBD5E1;
}

/* 6-Step Implementation Roadmap */
.roadmap-block {
  padding: 48px;
  background: linear-gradient(145deg, rgba(19, 30, 54, 0.8) 0%, rgba(10, 16, 32, 0.95) 100%);
}

.roadmap-header {
  max-width: 650px;
  margin-bottom: 40px;
}

.roadmap-header h3 {
  font-size: 1.75rem;
  margin-bottom: 10px;
}

.roadmap-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.roadmap-step {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  position: relative;
  transition: all var(--transition-fast);
}

.roadmap-step:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-medium);
  transform: translateY(-3px);
}

.step-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.step-name {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #FFFFFF;
}

.step-summary {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===================================================================
   Screen 4.5: Interactive Supply Chain Estimator
   =================================================================== */
.estimator-section {
  padding: 90px 0;
  position: relative;
}

.estimator-wrapper {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 44px;
  padding: 44px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(56, 189, 248, 0.28);
  background: linear-gradient(150deg, rgba(19, 30, 54, 0.88) 0%, rgba(10, 16, 32, 0.96) 100%);
  box-shadow: 0 25px 60px -20px rgba(0, 0, 0, 0.8), 0 0 35px rgba(56, 189, 248, 0.1);
}

.estimator-controls,
.estimator-results {
  min-width: 0;
}

.estimator-controls {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.calc-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calc-label {
  font-size: 0.92rem;
  font-weight: 700;
  color: #FFFFFF;
}

.calc-val-pill {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
}

.range-slider-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.custom-range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.12);
  outline: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.custom-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #38BDF8;
  border: 3px solid #070B14;
  cursor: pointer;
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.8);
  transition: transform var(--transition-fast);
}

.custom-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.custom-range-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #38BDF8;
  border: 3px solid #070B14;
  cursor: pointer;
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.8);
}

.range-ticks {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  padding: 0 4px;
}

.calc-btn-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.calc-toggle-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-fast);
}

.calc-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(56, 189, 248, 0.3);
  color: #FFFFFF;
}

.calc-toggle-btn.active {
  background: rgba(56, 189, 248, 0.12);
  border-color: var(--accent-cyan);
  color: #FFFFFF;
  box-shadow: 0 0 16px rgba(56, 189, 248, 0.18);
}

/* Estimator Results Card */
.estimator-results {
  background: rgba(13, 20, 36, 0.92);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}

.res-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  width: fit-content;
}

.res-stat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.res-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.res-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.res-val {
  font-size: 0.96rem;
  font-weight: 700;
  color: #FFFFFF;
}

.highlight-green {
  color: #34D399 !important;
}

.res-feature-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.res-feature-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: #E2E8F0;
  margin-bottom: 10px;
}

.res-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.res-feature-list li {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.45;
  position: relative;
  padding-left: 18px;
}

.res-feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-cyan);
  font-weight: 800;
}

/* ===================================================================
   Screen 5.5: Frequently Asked Questions (FAQ) Section
   =================================================================== */
.faq-section {
  padding: 90px 0;
}

.faq-accordion-wrap {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: rgba(19, 30, 54, 0.55);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item:hover {
  border-color: rgba(56, 189, 248, 0.3);
  background: rgba(19, 30, 54, 0.75);
}

.faq-item.active {
  border-color: rgba(56, 189, 248, 0.45);
  box-shadow: 0 10px 30px -10px rgba(56, 189, 248, 0.15);
}

.faq-question-btn {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 28px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  color: #FFFFFF;
  gap: 20px;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  transition: color var(--transition-fast);
}

.faq-question-btn:hover {
  color: var(--accent-cyan);
}

.faq-toggle-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-smooth), background var(--transition-fast);
}

.faq-toggle-icon svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-smooth);
}

.faq-item.active .faq-toggle-icon {
  background: rgba(56, 189, 248, 0.2);
  color: var(--accent-cyan);
}

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

.faq-answer-pane {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.35s ease;
  padding: 0 28px;
}

.faq-item.active .faq-answer-pane {
  max-height: 800px;
  padding-bottom: 24px;
}

.faq-answer-pane p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ===================================================================
   Contact & RFP Section
   =================================================================== */
.contact-section {
  padding-bottom: 120px;
}

.contact-wrapper {
  padding: 50px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  gap: 60px;
  background: linear-gradient(145deg, rgba(19, 30, 54, 0.9) 0%, rgba(13, 20, 36, 0.98) 100%);
  border: 1px solid rgba(56, 189, 248, 0.25);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.8);
}

.contact-info-col,
.contact-form-col {
  min-width: 0;
}

.contact-title {
  font-size: 2.2rem;
  margin-bottom: 18px;
}

.contact-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 36px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}

.method-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.method-icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.method-icon-circle svg {
  width: 20px;
  height: 20px;
}

.method-content-wrap {
  flex: 1;
  min-width: 0;
}

.method-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.method-action-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.method-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: #FFFFFF;
}

a.method-value:hover {
  color: var(--accent-cyan);
}

.btn-copy-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--accent-cyan);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.btn-copy-chip:hover {
  background: rgba(56, 189, 248, 0.2);
  border-color: var(--accent-cyan);
  transform: translateY(-1px);
}

.btn-copy-chip .chip-svg {
  width: 12px;
  height: 12px;
}

.compliance-callout {
  display: flex;
  gap: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px;
}

.compliance-badge-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.compliance-badge-icon-svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.compliance-badge-icon-svg svg {
  width: 100%;
  height: 100%;
}

.compliance-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* RFP Form */
.rfp-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.84rem;
  font-weight: 600;
  color: #E2E8F0;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: rgba(10, 15, 28, 0.85);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: #FFFFFF;
  font-family: inherit;
  font-size: 0.92rem;
  transition: all var(--transition-fast);
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 40px;
}

.form-select option {
  background: #0F172A;
  color: #FFFFFF;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
  background: rgba(15, 23, 42, 0.95);
}

.form-textarea {
  resize: vertical;
}

.btn-submit {
  margin-top: 8px;
  padding: 15px 24px;
  font-size: 1rem;
}

.form-privacy-note {
  font-size: 0.78rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 6px;
}

.privacy-lock-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.form-inquiry-panel {
  display: none;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(52, 211, 153, 0.35);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 18px;
  animation: fadeIn 0.3s ease;
}

.inquiry-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}

.inquiry-icon-circle {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(52, 211, 153, 0.2);
  color: var(--accent-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.inquiry-title-group .inquiry-title {
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.inquiry-title-group .inquiry-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin: 0;
}

.inquiry-preview-box {
  background: rgba(7, 11, 20, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 14px;
}

.inquiry-preview-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.inquiry-text-content {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: #CBD5E1;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  line-height: 1.55;
  max-height: 150px;
  overflow-y: auto;
}

.inquiry-actions-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.inquiry-actions-row .btn-sm {
  padding: 8px 16px;
  font-size: 0.82rem;
}

.inquiry-actions-row .icon-left {
  width: 14px;
  height: 14px;
  margin-right: 4px;
}

/* ===================================================================
   Footer
   =================================================================== */
.site-footer {
  border-top: 1px solid var(--border-light);
  background: #05080F;
  padding: 80px 0 40px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-summary {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 360px;
}

.footer-contact-details {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.f-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
}

.f-contact-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--accent-cyan);
  margin-top: 2px;
}

.f-contact-icon svg {
  width: 100%;
  height: 100%;
}

.f-contact-link {
  color: var(--text-main);
  transition: color var(--transition-fast);
}

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

.footer-heading {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  color: #FFFFFF;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

.hub-list-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hub-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-pill);
  color: var(--text-muted);
}

.footer-bottom {
  border-top: 1px solid var(--border-light);
  padding-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.regulatory-disclaimer {
  font-size: 0.75rem;
  color: var(--text-dim);
  line-height: 1.5;
  border-left: 2px solid var(--border-medium);
  padding-left: 12px;
}

/* ===================================================================
   Floating Quick Action Dock
   =================================================================== */
.floating-quick-dock {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.floating-quick-dock.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.dock-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-fast);
}

.dock-rfp {
  background: linear-gradient(135deg, #0284C7 0%, #4F46E5 100%);
  color: #FFFFFF;
  border-color: rgba(56, 189, 248, 0.4);
}

.dock-rfp:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(2, 132, 199, 0.45);
}

.dock-rfp svg {
  width: 16px;
  height: 16px;
}

.dock-top {
  width: 44px;
  height: 44px;
  padding: 0;
  justify-content: center;
  background: rgba(15, 23, 42, 0.85);
  color: var(--accent-cyan);
  border-color: rgba(56, 189, 248, 0.25);
}

.dock-top:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
}

.dock-top svg {
  width: 18px;
  height: 18px;
}

/* ===================================================================
   Responsive Media Queries
   =================================================================== */
@media (max-width: 1200px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .models-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pipeline-steps {
    grid-template-columns: repeat(3, 1fr);
  }

  .pipeline-progress-bar {
    display: none;
  }
  
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .desktop-nav {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .capabilities-grid {
    grid-template-columns: 1fr;
  }

  .achievements-banner {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .drawer-grid {
    grid-template-columns: 1fr;
  }

  .estimator-wrapper {
    grid-template-columns: 1fr;
    padding: 30px;
  }

  .roadmap-grid {
    grid-template-columns: 1fr;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
    padding: 30px;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-stats-banner {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (max-width: 768px) {
  .nav-cta {
    display: none !important;
  }
}

@media (max-width: 640px) {
  .nav-cta {
    display: none !important;
  }

  .about-stats-banner {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }

  .hero-section {
    padding-top: calc(var(--nav-height) + 20px);
  }

  .hero-headline {
    font-size: 2.2rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  /* 3D Map Mobile Optimizations */
  .map-card-3d {
    padding: 16px;
  }

  .deck-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .deck-controls {
    width: 100%;
    justify-content: space-between;
  }

  .view-pill {
    padding: 4px 8px;
    font-size: 0.68rem;
  }

  .map-stage-perspective {
    height: 270px;
    perspective: 800px;
  }

  .map-board-3d {
    transform: rotateX(20deg) rotateY(-4deg) rotateZ(0deg) scale(0.95);
  }

  .deck-telemetry-footer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .telem-divider {
    display: none;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .achievements-stats {
    grid-template-columns: 1fr;
  }

  .pipeline-steps {
    grid-template-columns: 1fr;
  }

  .pipeline-detail-drawer {
    padding: 24px 20px;
  }

  .drawer-title {
    font-size: 1.15rem;
  }

  .estimator-wrapper {
    padding: 20px;
  }

  .calc-btn-group {
    grid-template-columns: 1fr;
  }

  .res-stat-row {
    grid-template-columns: 1fr;
  }

  .estimator-results {
    padding: 24px 18px;
  }

  .models-grid {
    grid-template-columns: 1fr;
  }

  .faq-question-btn {
    padding: 16px 20px;
    font-size: 0.95rem;
  }

  .faq-answer-pane {
    padding: 0 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .floating-quick-dock {
    bottom: 20px;
    right: 20px;
  }

  .dock-text {
    display: none;
  }

  .dock-btn {
    padding: 12px;
  }

  .inquiry-actions-row {
    flex-direction: column;
  }

  .inquiry-actions-row .btn {
    width: 100%;
    justify-content: center;
  }
}