/* CSS Custom Properties */
:root {
  --yellow: #FFD600;
  --navy: #1A2340;
  --dark: #0B0F1A;
  --gray: #8892A4;
  --white: #FFFFFF;
  --light: #F4F6F9;
}

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

html, body {
  height: 100%;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark);
  background: var(--white);
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

button {
  border: none;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  padding: 20px 0;
  transition: all 0.3s ease;
}

.nav.scrolled {
  background: rgba(11, 15, 26, 0.95);
  padding: 12px 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.nav-logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
}

.nav-logo-line {
  display: block;
}

.nav-links {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-item {
  position: relative;
  color: var(--white);
  font-weight: 500;
  font-size: 14px;
  padding: 8px 0;
}

.nav-item.dropdown {
  cursor: pointer;
}

.nav-item.dropdown::after {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border: solid var(--white);
  border-width: 0 2px 2px 0;
  margin-left: 6px;
  transform: rotate(45deg);
  vertical-align: -2px;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: rgba(26, 35, 64, 0.98);
  min-width: 200px;
  border-radius: 4px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  margin-top: 10px;
  border: 1px solid rgba(255, 214, 0, 0.2);
}

.nav-item.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  display: block;
  padding: 12px 16px;
  color: var(--white);
  font-size: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.2s ease;
}

.dropdown-menu a:last-child {
  border-bottom: none;
}

.dropdown-menu a:hover {
  background: rgba(255, 214, 0, 0.1);
  color: var(--yellow);
  padding-left: 20px;
}

.btn-primary {
  background: var(--yellow);
  color: var(--navy);
  padding: 10px 24px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 14px;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: #FFC500;
  transform: translateY(-2px);
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
  background: transparent;
  padding: 0;
}

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

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(10px, 10px);
}

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

.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
  margin-top: 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-drone.png');
  background-size: cover;
  background-position: center 35%;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(11,15,26,.92) 0%, rgba(11,15,26,.82) 45%, rgba(26,35,64,.65) 100%);
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 860px;
  padding: 100px 20px 40px 80px;
  width: 100%;
}

.hero-eyebrow {
  display: inline-block;
  color: var(--yellow);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 30px;
  border-bottom: 2px solid var(--yellow);
  padding-bottom: 8px;
  transition: all 0.3s ease;
}

.hero-eyebrow:hover {
  letter-spacing: 3px;
}

.hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 72px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.hero h1 span {
  color: var(--yellow);
}

.hero-sub {
  font-size: 18px;
  color: #C5D0E0;
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 50px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 42px;
  font-weight: 700;
  color: var(--yellow);
}

.hero-stat-label {
  font-size: 12px;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 8px;
}

.hero-buttons {
  margin-top: 40px;
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Info Bar */
.info-bar {
  background: var(--yellow);
  color: var(--navy);
  padding: 16px 20px;
  text-align: center;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--yellow);
  color: var(--navy);
}

.btn-primary:hover {
  background: #FFC500;
  transform: translateY(-2px);
}

.btn-outline {
  border: 2px solid var(--white);
  color: var(--white);
  background: transparent;
}

.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
}

.btn-outline-navy {
  border: 2px solid var(--navy);
  color: var(--navy);
  background: transparent;
}

.btn-outline-navy:hover {
  background: var(--navy);
  color: var(--white);
}

/* Sections */
.section {
  padding: 80px 20px;
}

.section-dark {
  background: var(--dark);
  color: var(--white);
}

.section-navy {
  background: var(--navy);
  color: var(--white);
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  color: var(--yellow);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  display: block;
}

.section h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  line-height: 1.1;
}

.section-header p {
  font-size: 16px;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

.section-dark .section-header p {
  color: #A8B5CC;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.svc-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 214, 0, 0.1);
  padding: 40px;
  border-radius: 6px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.svc-card:hover {
  border-color: var(--yellow);
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(255, 214, 0, 0.15);
}

.svc-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  color: var(--white);
}

.svc-card p {
  font-size: 15px;
  line-height: 1.7;
  color: #A8B5CC;
  margin-bottom: 24px;
  flex-grow: 1;
}

.svc-card-link {
  color: var(--yellow);
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: inline-block;
}

.svc-card-link::after {
  content: ' →';
  margin-left: 6px;
}

/* Marquee */
.marquee-wrap {
  overflow: hidden;
  background: var(--navy);
  padding: 40px 0;
  border-top: 1px solid rgba(255, 214, 0, 0.1);
  border-bottom: 1px solid rgba(255, 214, 0, 0.1);
}

.marquee-track {
  display: flex;
  gap: 60px;
  animation: scroll 30s linear infinite;
  white-space: nowrap;
  padding: 0 20px;
}

.marquee-track:hover {
  animation-play-state: paused;
}

.marquee-item {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  flex-shrink: 0;
  letter-spacing: 1px;
}

.marquee-item.highlight {
  color: var(--yellow);
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Why Split Section */
.why-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.why-content h2 {
  margin-bottom: 30px;
}

.why-bullets {
  list-style: none;
  margin-bottom: 40px;
}

.why-bullets li {
  padding-left: 32px;
  position: relative;
  margin-bottom: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: #A8B5CC;
}

.why-bullets li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--yellow);
  font-weight: 700;
  font-size: 18px;
}

.why-photo {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
}

.why-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Scope Grid */
.scope-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.scope-item {
  background: rgba(255, 255, 255, 0.05);
  border-left: 4px solid var(--yellow);
  padding: 30px;
  border-radius: 4px;
}

.scope-item h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  color: var(--white);
}

.scope-item p {
  font-size: 14px;
  line-height: 1.6;
  color: #A8B5CC;
}

/* Credentials Grid */
.cred-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.cred-card {
  background: var(--navy);
  padding: 40px;
  border-radius: 6px;
  border: 1px solid rgba(255, 214, 0, 0.1);
  transition: all 0.3s ease;
}

.cred-card:hover {
  border-color: var(--yellow);
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(255, 214, 0, 0.15);
}

.cred-card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  color: var(--white);
}

.cred-card p {
  color: var(--gray);
  font-size: 14px;
  line-height: 1.6;
}

/* Page Hero */
.page-hero {
  background: var(--dark);
  padding: 120px 20px 80px;
  text-align: center;
  color: var(--white);
}

.page-hero h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 56px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  line-height: 1.1;
}

.page-hero p {
  font-size: 16px;
  color: var(--gray);
  max-width: 700px;
  margin: 0 auto;
}

/* CTA Band */
.cta-band {
  background: var(--yellow);
  color: var(--navy);
  padding: 80px 20px;
  text-align: center;
}

.cta-band h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 40px;
  text-transform: uppercase;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-band .btn {
  border-color: var(--navy);
  color: var(--navy);
}

.cta-band .btn-primary {
  background: var(--navy);
  color: var(--white);
}

.cta-band .btn-primary:hover {
  background: #0f1a2e;
}

.cta-band .btn-outline-navy:hover {
  background: var(--navy);
  color: var(--white);
}

/* Process Steps */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
}

.process-step {
  position: relative;
  padding: 40px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 214, 0, 0.1);
  border-radius: 6px;
  text-align: center;
}

.process-number {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--yellow);
  margin-bottom: 16px;
}

.process-step h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  color: var(--white);
}

.process-step p {
  font-size: 14px;
  line-height: 1.6;
  color: #A8B5CC;
}

/* Service Area Grid */
.service-area-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.area-tile {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 214, 0, 0.1);
  padding: 30px;
  border-radius: 6px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: default;
}

.area-tile:hover {
  border-color: var(--yellow);
  background: rgba(255, 214, 0, 0.05);
}

.area-tile h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 24px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--white);
}

/* Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 20px;
}

.portfolio-item {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.1);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(11, 15, 26, 0.9));
  color: var(--white);
  padding: 30px 20px 20px;
  font-weight: 600;
  font-size: 16px;
}

/* Photo Gallery */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 60px;
}

.gallery-item {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.1);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* FAQ Section */
.faq-section {
  margin: 60px 0;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 214, 0, 0.1);
  padding: 24px 0;
}

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

.faq-question {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 12px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: '▼';
  font-size: 12px;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-question::after {
  transform: rotate(-180deg);
}

.faq-answer {
  color: #A8B5CC;
  font-size: 15px;
  line-height: 1.7;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

/* Contact Form */
.contact-form {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 214, 0, 0.1);
  padding: 40px;
  border-radius: 6px;
  margin-bottom: 40px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  font-size: 14px;
  color: var(--white);
  text-transform: uppercase;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(255, 214, 0, 0.2);
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
  border-radius: 4px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--yellow);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(255, 214, 0, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  width: 100%;
}

/* Contact Sidebar */
.contact-sidebar {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 214, 0, 0.1);
  padding: 40px;
  border-radius: 6px;
  margin-bottom: 40px;
}

.contact-item {
  margin-bottom: 32px;
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--yellow);
  letter-spacing: 1px;
  margin-bottom: 8px;
  display: block;
}

.contact-value {
  font-size: 18px;
  font-weight: 600;
  color: var(--white);
}

.contact-value a {
  color: var(--white);
  border-bottom: 2px solid var(--yellow);
  transition: all 0.3s ease;
}

.contact-value a:hover {
  color: var(--yellow);
}

/* Footer */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 60px 20px 30px;
  border-top: 1px solid rgba(255, 214, 0, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto 40px;
}

.footer-col h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--yellow);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  color: #A8B5CC;
  font-size: 14px;
  transition: all 0.3s ease;
}

.footer-col ul a:hover {
  color: var(--yellow);
  padding-left: 4px;
}

.footer-contact {
  font-size: 14px;
}

.footer-contact p {
  margin-bottom: 12px;
  color: #A8B5CC;
}

.footer-contact a {
  color: var(--yellow);
  font-weight: 600;
  transition: all 0.3s ease;
}

.footer-contact a:hover {
  color: #FFC500;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid rgba(255, 214, 0, 0.1);
  padding-top: 30px;
  text-align: center;
  font-size: 12px;
  color: var(--gray);
}

.footer-bottom p {
  line-height: 1.8;
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 60px;
    right: 0;
    width: 100%;
    height: calc(100vh - 60px);
    background: rgba(26, 35, 64, 0.98);
    flex-direction: column;
    gap: 0;
    padding: 30px 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    align-items: flex-start;
  }

  .nav-links.open {
    max-height: 500px;
  }

  .nav-item {
    width: 100%;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .dropdown-menu {
    position: static;
    opacity: 0;
    visibility: hidden;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    background: rgba(11, 15, 26, 0.98);
    margin-top: 0;
    border: none;
  }

  .nav-item.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    max-height: 300px;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    margin-top: 0;
  }

  .hero h1 {
    font-size: 42px;
  }

  .section {
    padding: 60px 20px;
  }

  .section h2 {
    font-size: 36px;
  }

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

  .hero-stats {
    gap: 30px;
  }

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

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

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

  .gallery-item {
    aspect-ratio: 16 / 9;
  }

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

  .footer-bottom {
    text-align: center;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .cta-buttons .btn {
    width: 100%;
  }

  .contact-form,
  .contact-sidebar {
    padding: 30px 20px;
  }

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

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

@media (max-width: 480px) {
  .hero h1 {
    font-size: 32px;
  }

  .section h2 {
    font-size: 28px;
  }

  .nav-logo {
    font-size: 14px;
  }

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