@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");

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

:root {
  --primary-blue: #0b1426;
  --electric-blue: #2563eb;
  --accent-gold: #f59e0b;
  --pure-white: #ffffff;
  --light-gray: #f8fafc;
  --charcoal: #374151;
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
}

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: var(--charcoal);
  scroll-behavior: smooth;
  overflow-x: hidden;
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  background: rgba(11, 20, 38, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.3s ease;
}

.header.scrolled {
  padding: 0.5rem 2rem;
  background: rgba(11, 20, 38, 0.98);
}

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

.logo {
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(45deg, var(--electric-blue), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-decoration: none;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: var(--pure-white);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

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

.mobile-menu {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger {
  width: 25px;
  height: 3px;
  background: var(--pure-white);
  margin: 3px 0;
  transition: 0.3s;
}

/* Hero Section */
.hero {
  height: 100vh;
  background: linear-gradient(135deg, var(--primary-blue) 0%, #1e3a8a 100%);

  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--pure-white);
  position: relative;
  overflow: hidden;
}
/* Desktop and tablet - show background image */
@media (min-width: 769px) {
  .hero {
    background: linear-gradient(rgba(11, 20, 38, 0.7), rgba(30, 58, 138, 0.7)),
      url("drone-hero.jpeg") center center/cover no-repeat;
  }
}

/* Mobile - keep original gradient */
@media (max-width: 768px) {
  .hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #1e3a8a 100%);
  }

  /* Keep the original floating pattern for mobile */
  .hero::before {
    display: block; /* Ensure the original pattern shows on mobile */
  }
}
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="rgba(255,255,255,0.02)" points="0,0 1000,300 1000,1000 0,700"/></svg>');
  animation: float 20s ease-in-out infinite;
}

.hero-content {
  max-width: 800px;
  padding: 0 2rem;
  z-index: 2;
  position: relative;
}

.hero h1 {
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 800;
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.5s forwards;
}

.hero .tagline {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1s forwards;
}

.hero-description {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.5s forwards;
}

.cta-button {
  display: inline-block;
  padding: 1rem 2rem;
  background: linear-gradient(45deg, var(--electric-blue), var(--accent-gold));
  color: var(--pure-white);
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
  opacity: 0;
  animation: fadeInUp 1s ease-out 2s forwards;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(37, 99, 235, 0.5);
}

.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--accent-gold);
  border-radius: 50%;
  animation: floatParticle 15s infinite linear;
}

/* 3D Model Section */
.models-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.model-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 1rem;
  text-align: center;
}

/* Responsive adjustment */
@media (max-width: 768px) {
  .models-container {
    grid-template-columns: 1fr;
  }
}

.model-section {
  padding: 4rem 2rem;
  background: var(--light-gray);
  text-align: center;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  align-items: center;
  color: var(--primary-blue);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--charcoal);
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.model-container {
  max-width: 1200px;
  margin: 0 auto;
  background: var(--pure-white);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
  position: relative;
}

.model-viewer {
  width: 100%;
  height: 500px;
  border-radius: 15px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.model-controls {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.control-btn {
  padding: 0.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 25px;
  backdrop-filter: blur(10px);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.control-btn:hover {
  background: var(--electric-blue);
  color: var(--pure-white);
  transform: translateY(-2px);
}

.loading-indicator {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 10;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 5px solid var(--glass-border);
  border-top: 5px solid var(--electric-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

.model-info {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 15px;
  backdrop-filter: blur(10px);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  text-align: center;
}

.info-item {
  padding: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
}

.info-item strong {
  color: var(--electric-blue);
  display: block;
  margin-bottom: 0.25rem;
}

/* Services Section */
.services {
  padding: 4rem 2rem;
  background: var(--primary-blue);
  color: var(--pure-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.service-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(20px);
  transition: all 0.3s ease;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.service-card:hover::before {
  left: 100%;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--accent-gold);
}

/* Features Section */
.features {
  padding: 4rem 2rem;
  background: var(--pure-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-point {
  text-align: center !important;
  padding: 2rem;
  border-radius: 15px;
  transition: all 0.3s ease;
}

.feature-point-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.feature-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(45deg, var(--electric-blue), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
}

.para {
  display: block;
  margin-block-start: 1em;
  margin-block-end: 1em;
  margin-inline-start: 0px;
  margin-inline-end: 0px;
  unicode-bidi: isolate;
}

/* Contact Section */
.contact {
  padding: 4rem 2rem;
  background: linear-gradient(
    135deg,
    var(--light-gray) 0%,
    var(--pure-white) 100%
  );
}

.contact-container {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.contact-form {
  background: var(--pure-white);
  padding: 2rem;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  margin-top: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--charcoal);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--electric-blue);
}

.submit-btn {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(45deg, var(--electric-blue), var(--accent-gold));
  color: var(--pure-white);
  border: none;
  border-radius: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

/* Footer */
.footer {
  background: var(--primary-blue);
  color: var(--pure-white);
  padding: 2rem;
  text-align: center;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.footer-links a {
  color: var(--pure-white);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes floatParticle {
  0% {
    transform: translateY(100vh) rotate(0deg);
  }
  100% {
    transform: translateY(-100vh) rotate(360deg);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu {
    display: flex;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero .tagline {
    font-size: 1.2rem;
  }

  .section-title {
    font-size: 2rem;
  }

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

  .model-viewer {
    height: 300px;
  }
}

/* Intersection Observer Classes */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.6s ease;
}

.slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.6s ease;
}

.slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.services {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 40px;
  align-items: center;
  min-height: 80vh;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  padding: 20px;
}

.service-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-card.active {
  background: rgba(255, 255, 255, 0.25);
  border-color: #4a9eff;
  transform: translateY(-5px);
  box-shadow: 0 25px 50px rgba(11, 20, 38, 0.3);
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.service-card:hover::before {
  left: 100%;
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 15px;
  display: block;
}

.service-card h3 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: 15px;
  font-weight: 600;
}

.service-card p {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
  font-size: 0.95rem;
}

.phone-mockup {
  position: relative;
  width: 350px;
  height: 600px;
  background: linear-gradient(145deg, var(--primary-blue), #1a2332);
  border-radius: 30px;
  padding: 20px;
  box-shadow: 0 30px 60px rgba(11, 20, 38, 0.4);
  display: flex;
  flex-direction: column;
  justify-self: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.phone-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 15px;
  margin-bottom: 20px;
}

.phone-tabs {
  display: flex;
  gap: 10px;
}

.phone-tab {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  color: white;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.phone-tab.active {
  background: #4a9eff;
}

.phone-content {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  padding: 30px;
  position: relative;
  overflow: hidden;
}

.content-section {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
  position: absolute;
  top: 30px;
  left: 30px;
  right: 30px;
  bottom: 30px;
}

.content-section.active {
  opacity: 1;
  transform: translateY(0);
  position: relative;
  top: auto;
  left: auto;
  right: auto;
  bottom: auto;
}

.content-title {
  color: white;
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-align: center;
}

.content-description {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
  margin-bottom: 30px;
  text-align: center;
}

.three-container {
  width: 100%;
  height: 200px;
  border-radius: 15px;
  overflow: hidden;
  background: rgba(11, 20, 38, 0.3);
  margin-bottom: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-list {
  list-style: none;
  padding: 0;
}

.feature-item {
  display: flex;
  align-items: center !important;
  padding: 10px 0;
  color: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.feature-icon {
  margin-right: 15px;
  font-size: 1.2rem;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in {
  animation: fadeIn 0.8s ease forwards;
}

.slide-left {
  animation: slideLeft 0.8s ease forwards;
}

.slide-right {
  animation: slideRight 0.8s ease forwards;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .services {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .services-grid {
    order: 2;
  }

  .phone-mockup {
    order: 1;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .phone-mockup {
    width: 300px;
    height: 500px;
  }

  .service-card {
    padding: 20px;
  }
}