/* ========================================
   Carson Helicopters — Design System
   ======================================== */

:root {
  /* Brand Colors */
  --navy: #0a1628;
  --navy-light: #121f36;
  --navy-mid: #1a2a45;
  --slate: #2a3a55;
  --steel: #4a5a75;
  --silver: #8a95a8;
  --light: #c5cdd8;
  --off-white: #eef1f5;
  --white: #ffffff;

  /* Accent Colors */
  --accent: #3b7dd8;
  --accent-light: #5a9ae8;
  --accent-dark: #2a6abf;
  --accent-glow: rgba(30, 77, 140, 0.15);
  --amber: #f0a030;
  --red: #e84855;

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-pad: 120px;
  --container-max: 1280px;

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ========================================
   Reset & Base
   ======================================== */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--navy);
  background: var(--white);
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 40px;
}

/* ========================================
   Typography
   ======================================== */

.section-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.section-tag--light {
  color: var(--accent-light);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--navy);
  margin-bottom: 24px;
}

.section-title--light {
  color: var(--white);
}

.section-desc {
  font-size: 18px;
  line-height: 1.7;
  color: var(--steel);
  max-width: 640px;
}

.text-accent {
  color: var(--accent);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.btn--primary:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(30, 77, 140, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
}

.btn--accent {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

.btn--accent:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(30, 77, 140, 0.3);
}

.btn--full {
  width: 100%;
}

/* ========================================
   Navigation
   ======================================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.4s var(--ease);
}

.nav.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo-img {
  height: 50px;
  width: auto;
  filter: brightness(0) invert(1);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 44px;
  height: 44px;
  background: var(--accent);
  color: var(--navy);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
}

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

.logo-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  color: var(--white);
  line-height: 1.2;
}

.logo-tagline {
  font-size: 11px;
  color: var(--silver);
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  border-radius: 6px;
  transition: all 0.2s var(--ease);
}

.nav-link:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.nav-link--mobile-only {
  display: none;
}

.nav-link--cta {
  background: var(--accent);
  color: var(--white) !important;
  font-weight: 600;
  margin-left: 8px;
}

.nav-link--cta:hover {
  background: var(--accent-light) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s var(--ease);
}

/* ========================================
   Hero
   ======================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 40px 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--navy);
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(10, 22, 40, 0.75) 40%, rgba(10, 22, 40, 0.3)),
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(30, 77, 140, 0.08), transparent),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(0, 100, 200, 0.06), transparent);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(30, 77, 140, 0.1);
  border: 1px solid rgba(30, 77, 140, 0.2);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: 24px;
}

.hero-title--accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  line-height: 1.7;
  color: var(--silver);
  max-width: 640px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 80px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  max-width: 720px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  color: var(--white);
}

.stat-suffix {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--silver);
  margin-top: 4px;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.hero-scroll span {
  font-size: 12px;
  font-weight: 500;
  color: var(--silver);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; height: 40px; }
  50% { opacity: 1; height: 60px; }
}

/* ========================================
   Services Grid
   ======================================== */

.services {
  padding: var(--section-pad) 0;
  background: var(--white);
}

.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-header .section-desc {
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  position: relative;
  padding: 48px 40px;
  background: var(--off-white);
  border-radius: 16px;
  border: 1px solid transparent;
  transition: all 0.4s var(--ease);
  overflow: hidden;
  display: block;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}

.service-card:hover {
  border-color: rgba(30, 77, 140, 0.2);
  background: var(--white);
  box-shadow: 0 20px 60px rgba(10, 22, 40, 0.08);
  transform: translateY(-4px);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 48px;
  height: 48px;
  color: var(--accent);
  margin-bottom: 24px;
}

.service-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--silver);
  margin-bottom: 12px;
}

.service-title {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
  margin-bottom: 20px;
}

.service-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  transition: gap 0.3s var(--ease);
}

.service-card--featured {
  background: var(--navy);
}

.service-card--featured .service-number,
.service-card--featured .service-desc {
  color: var(--silver);
}

.service-card--featured .service-title {
  color: var(--white);
}

.service-card--featured:hover {
  background: var(--navy-light);
  border-color: rgba(30, 77, 140, 0.3);
}

.service-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--accent);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 4px;
  margin-bottom: 16px;
}

/* ========================================
   Detail Sections
   ======================================== */

.detail-section {
  padding: var(--section-pad) 0;
}

.detail-section--alt {
  background: var(--off-white);
}

.detail-section--dark {
  background: var(--navy);
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.detail-grid--reverse {
  direction: rtl;
}

.detail-grid--reverse > * {
  direction: ltr;
}

.detail-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--steel);
  margin-bottom: 32px;
}

.detail-text--light {
  color: var(--silver);
}

.detail-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.detail-features--light .feature h4 {
  color: var(--white);
}

.detail-features--light .feature p {
  color: var(--silver);
}

.detail-features--light .feature-icon {
  color: var(--accent-light);
}

.feature {
  display: flex;
  gap: 16px;
}

.feature-icon {
  flex-shrink: 0;
  color: var(--accent);
  font-size: 10px;
  margin-top: 6px;
}

.feature h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 4px;
}

.feature p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--steel);
}

/* Detail Images */
.detail-image-wrap {
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 24px;
  box-shadow: 0 20px 60px rgba(10, 22, 40, 0.15);
}

.detail-image {
  width: 100%;
  height: 320px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease);
}

.detail-image-wrap:hover .detail-image {
  transform: scale(1.03);
}

.visual-stat-grid--standalone {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding: 24px;
  background: var(--off-white);
  border-radius: 12px;
}

/* Footer logo */
.footer-logo-img {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 16px;
}

/* Visual Cards */
.visual-card {
  background: var(--off-white);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.visual-card--dark {
  background: var(--navy);
  border-color: rgba(255, 255, 255, 0.08);
}

.visual-card-header {
  display: flex;
  gap: 6px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.visual-card--dark .visual-card-header {
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

.visual-card-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.1);
}

.visual-card--dark .visual-card-dot {
  background: rgba(255, 255, 255, 0.15);
}

.visual-card-body {
  padding: 32px;
}

/* Stat Grid */
.visual-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.visual-stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--navy);
}

.visual-stat-unit {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.visual-stat-label {
  display: block;
  font-size: 13px;
  color: var(--steel);
  margin-top: 4px;
}

/* Timeline */
.modernization-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

.timeline-year {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  min-width: 48px;
}

.timeline-event {
  font-size: 14px;
  color: var(--silver);
}

.timeline-item--active {
  background: rgba(30, 77, 140, 0.08);
  margin: 0 -32px;
  padding: 16px 32px;
  border-radius: 8px;
  border-bottom: none;
}

.timeline-item--active .timeline-event {
  color: var(--accent-light);
  font-weight: 600;
}

/* Composites Metrics */
.composites-metrics {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
  padding: 32px;
  background: var(--off-white);
  border-radius: 12px;
}

.metric-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
}

.metric-unit {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--steel);
  margin-left: 4px;
}

.metric-label {
  display: block;
  font-size: 13px;
  color: var(--steel);
  margin-top: 4px;
}

/* Blade Platforms */
.blade-platforms {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.platform h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 12px;
}

.platform-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.tag {
  padding: 4px 12px;
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--steel);
}

.tag--highlight {
  background: rgba(30, 77, 140, 0.1);
  border-color: rgba(30, 77, 140, 0.2);
  color: var(--accent-dark);
  font-weight: 600;
}

.platform-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--steel);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot--green {
  background: var(--accent);
  box-shadow: 0 0 8px rgba(30, 77, 140, 0.5);
}

.status-dot--amber {
  background: var(--amber);
  box-shadow: 0 0 8px rgba(240, 160, 48, 0.5);
}

/* ========================================
   Anti-Drone Radar Graphic
   ======================================== */

.anti-drone-graphic {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(30, 77, 140, 0.15);
}

.radar-ring:nth-child(1) {
  width: 100%;
  height: 100%;
}

.radar-ring--2 {
  width: 66%;
  height: 66%;
}

.radar-ring--3 {
  width: 33%;
  height: 33%;
}

.radar-sweep {
  position: absolute;
  width: 50%;
  height: 50%;
  top: 0;
  right: 0;
  transform-origin: bottom left;
  background: conic-gradient(from 0deg, transparent, rgba(30, 77, 140, 0.12));
  border-radius: 0 100% 0 0;
  animation: radarSweep 4s linear infinite;
}

@keyframes radarSweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.radar-center {
  position: relative;
  z-index: 2;
}

.radar-blip {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: blip 3s infinite;
}

.radar-blip--1 {
  top: 25%;
  left: 60%;
  animation-delay: 0s;
}

.radar-blip--2 {
  top: 55%;
  right: 20%;
  animation-delay: 1s;
}

.radar-blip--3 {
  bottom: 30%;
  left: 30%;
  animation-delay: 2s;
}

@keyframes blip {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.5); }
}

/* ========================================
   About
   ======================================== */

.about {
  padding: var(--section-pad) 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 80px;
  align-items: center;
}

.about-certs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.cert {
  padding: 8px 16px;
  background: var(--off-white);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--steel);
}

.about-card {
  background: var(--navy);
  border-radius: 16px;
  padding: 48px;
  text-align: center;
}

.about-card-year {
  font-family: var(--font-heading);
  font-size: 72px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.about-card-text {
  color: var(--silver);
  font-size: 15px;
  line-height: 1.7;
}

.about-card-text strong {
  color: var(--white);
}

/* ========================================
   Trusted
   ======================================== */

.trusted {
  padding: 80px 0;
  background: var(--off-white);
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.trusted-title {
  text-align: center;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 40px;
}

.trusted-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
}

.trusted-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 40px;
  transition: opacity 0.3s var(--ease);
}

.trusted-name {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.trusted-context {
  font-size: 12px;
  font-weight: 500;
  color: var(--silver);
  letter-spacing: 0.03em;
}

.trusted-item:hover .trusted-name {
  color: var(--accent-dark);
}

.trusted-divider {
  width: 1px;
  height: 40px;
  background: rgba(0, 0, 0, 0.1);
}

/* ========================================
   Contact
   ======================================== */

.contact {
  padding: var(--section-pad) 0;
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 32px;
}

.contact-item-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 4px;
}

.contact-item-value {
  font-size: 16px;
  color: var(--navy);
  line-height: 1.6;
}

.contact-form-wrap {
  background: var(--off-white);
  border-radius: 16px;
  padding: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--navy);
  background: var(--white);
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  transition: all 0.2s var(--ease);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%234a5a75' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

/* Contact Pathways */
.contact-pathways {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 8px;
}

.pathway {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  background: var(--off-white);
  border-radius: 8px;
  border-left: 3px solid var(--accent);
}

.pathway-label {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
}

.pathway-desc {
  font-size: 13px;
  color: var(--steel);
}

/* ========================================
   Footer
   ======================================== */

.footer {
  background: var(--navy);
  padding: 80px 0 40px;
}

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

.footer-brand .logo-mark {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--silver);
  line-height: 1.7;
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-links a {
  display: block;
  font-size: 14px;
  color: var(--silver);
  padding: 4px 0;
  transition: color 0.2s var(--ease);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 13px;
  color: var(--silver);
}

/* ========================================
   Animations / Scroll Reveal
   ======================================== */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
  :root {
    --section-pad: 80px;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .detail-grid,
  .detail-grid--reverse {
    grid-template-columns: 1fr;
    gap: 48px;
    direction: ltr;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-pad: 64px;
  }

  .container {
    padding: 0 24px;
  }

  .nav-container {
    padding: 0 24px;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 999;
    padding: 80px 24px 40px;
    overflow-y: auto;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-link {
    font-size: 18px;
    padding: 14px 32px;
    width: 100%;
    max-width: 300px;
    text-align: center;
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.85);
  }

  .nav-link:hover,
  .nav-link:active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
  }

  .nav-link--mobile-only {
    display: block;
  }

  .nav-link--cta {
    margin-left: 0;
    margin-top: 12px;
  }

  .nav-toggle {
    display: flex;
    z-index: 1001;
    position: relative;
  }

  /* Animate hamburger to X when menu is open */
  .nav-links.active ~ .nav-toggle span:nth-child(1),
  .nav-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-links.active ~ .nav-toggle span:nth-child(2),
  .nav-toggle.open span:nth-child(2) {
    opacity: 0;
  }

  .nav-links.active ~ .nav-toggle span:nth-child(3),
  .nav-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    padding: 120px 24px 80px;
  }

  .hero-actions {
    flex-direction: column;
    margin-bottom: 48px;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .stat-number {
    font-size: 28px;
  }

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

  .composites-metrics {
    flex-direction: column;
    gap: 24px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .anti-drone-graphic {
    max-width: 300px;
  }

  .trusted-grid {
    flex-direction: column;
    gap: 20px;
  }

  .trusted-divider {
    width: 60px;
    height: 1px;
  }

  .trusted-item {
    padding: 0;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 36px;
  }

  .hero-stats {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .stat-number {
    font-size: 24px;
  }

  .stat-label {
    font-size: 11px;
  }

  .section-title {
    font-size: 28px;
  }

  .visual-stat-number {
    font-size: 24px;
  }

  .metric-value {
    font-size: 28px;
  }

  .trusted-grid {
    flex-direction: column;
    gap: 24px;
  }

  .trusted-divider {
    width: 60px;
    height: 1px;
  }

  .pathway {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }
}