:root {
  --primary: #00c6ff;
  --secondary: #0072ff;
  --dark: #0a0f24;
  --dark-secondary: #1a1f34;
  --light: #ffffff;
  --gray: #cccccc;
  --overlay: rgba(10, 15, 36, 0.8);
}

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

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--dark);
  color: var(--light);
  scroll-behavior: smooth;
  line-height: 1.6;
  overflow-x: hidden;
  background: radial-gradient(circle at center, #0a1a3a 0%, #050a1a 100%);
}

h1, h2, h3, h4 {
  line-height: 1.2;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border: none;
  border-radius: 50px;
  color: white;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 14px;
  box-shadow: 0 4px 15px rgba(0, 198, 255, 0.3);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 198, 255, 0.4);
}

section {
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--primary);
  position: relative;
  display: inline-block;
  text-shadow: 0 0 10px rgba(0, 198, 255, 0.5);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
}

/* Header Styles */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
  padding: 15px 0;
  background-color: rgba(10, 15, 36, 0.9);
  backdrop-filter: blur(10px);
}

header.scrolled {
  padding: 10px 0;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  text-shadow: 0 0 10px rgba(0, 198, 255, 0.5);
}

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

.nav-links li {
  margin-left: 30px;
  position: relative;
}

.nav-links a {
  color: white;
  font-weight: 500;
  font-size: 1rem;
  transition: color 0.3s ease;
  position: relative;
}

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

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

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

.hamburger {
  display: none;
  cursor: pointer;
  z-index: 1001;
}

.hamburger div {
  width: 25px;
  height: 3px;
  background-color: white;
  margin: 5px;
  transition: all 0.3s ease;
}

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

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(10, 15, 36, 0.7), rgba(10, 15, 36, 0.9));
  z-index: 1;
}

#bg-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.7;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 20px;
  text-align: center;
  margin: 0 auto;
}

.hero-content h1 {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 20px;
  background: linear-gradient(to right, var(--primary), var(--light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  text-shadow: 0 0 20px rgba(0, 198, 255, 0.5);
  animation: pulse 2s infinite;
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  color: var(--gray);
}

/* Game Section */
#game-section {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: url('https://images.unsplash.com/photo-1535598745646-f609941cec1f?q=80&w=2070&auto=format&fit=crop') no-repeat center center;
  background-size: cover;
}

.game-container {
  width: 100%;
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 30px;
  background: rgba(10, 15, 36, 0.85);
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 198, 255, 0.3);
  box-shadow: 0 0 30px rgba(0, 198, 255, 0.3);
}

.game-title {
  margin-bottom: 30px;
  color: var(--primary);
  font-size: 2.2rem;
}

#game-canvas {
  background: rgba(5, 15, 40, 0.8);
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
  max-width: 100%;
  border: 2px solid var(--primary);
  display: block;
  margin: 0 auto;
}

.game-controls {
  margin-top: 25px;
  display: flex;
  justify-content: center;
  gap: 15px;
}

.game-instructions {
  margin-top: 20px;
  color: var(--gray);
  font-size: 0.9rem;
  padding: 15px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 10px;
}

/* About Section */
.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-text p {
  margin-bottom: 20px;
}

/* Aim Section */
.aim-section {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  padding: 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.aim-section ul {
  list-style: none;
  padding-left: 0;
}

.aim-section li {
  margin-bottom: 15px;
  padding-left: 30px;
  position: relative;
  font-size: 1.1rem;
}

.aim-section li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
  font-size: 1.2rem;
}

/* Design Section */
.design-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
}

.design-text {
  flex: 1;
  min-width: 300px;
}

.design-image {
  flex: 1;
  min-width: 300px;
  position: relative;
}

.design-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
}

.design-image img:hover {
  transform: scale(1.03);
}

.design-image::after {
  content: '';
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--primary);
  border-radius: 10px;
  z-index: -1;
}

/* Demo Section */
.video-container {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border: 2px solid var(--primary);
}

.video-container video {
  width: 100%;
  display: block;
}

/* Team Section */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.team-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  padding: 30px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.team-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.team-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 198, 255, 0.1);
  border-color: var(--primary);
}

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

.team-card img {
  width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 20px;
  border: 3px solid var(--primary);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
}

.team-card:hover img {
  transform: scale(1.05);
}

.team-card h3 {
  font-size: 1.3rem;
  margin-bottom: 5px;
  color: var(--primary);
}

.team-card p {
  color: var(--gray);
  font-size: 0.9rem;
}

/* Footer */
footer {
  background-color: var(--dark-secondary);
  padding: 50px 0 20px;
  text-align: center;
  position: relative;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 40px;
  gap: 30px;
}

.footer-logo {
  flex: 1;
  min-width: 250px;
  text-align: left;
}

.footer-logo .logo {
  margin-bottom: 20px;
}

.footer-logo p {
  color: var(--gray);
  margin-bottom: 20px;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  transition: all 0.3s ease;
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

.footer-links {
  flex: 1;
  min-width: 250px;
  display: flex;
  justify-content: space-around;
}

.footer-links h3 {
  color: var(--primary);
  margin-bottom: 20px;
  font-size: 1.2rem;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--gray);
  transition: color 0.3s ease;
}

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

.copyright {
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--gray);
  font-size: 0.9rem;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
  box-shadow: 0 0 15px rgba(0, 198, 255, 0.5);
}

.back-to-top.active {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--secondary);
  transform: translateY(-5px);
}

/* Underwater Effect */
.bubble {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  bottom: -100px;
  animation: bubble-float linear infinite;
  z-index: 0;
}

@keyframes bubble-float {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.5;
  }
  100% {
    transform: translateY(-100vh) translateX(20px);
    opacity: 0;
  }
}

@keyframes pulse {
  0% {
    text-shadow: 0 0 10px rgba(0, 198, 255, 0.5);
  }
  50% {
    text-shadow: 0 0 20px rgba(0, 198, 255, 0.8);
  }
  100% {
    text-shadow: 0 0 10px rgba(0, 198, 255, 0.5);
  }
}

/* Responsive Styles */
@media (max-width: 992px) {
  .section-title {
    font-size: 2rem;
  }
  
  .hero-content h1 {
    font-size: 3rem;
  }
  
  .hero-content p {
    font-size: 1.1rem;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--dark);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: right 0.5s ease;
    z-index: 1000;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.2);
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .nav-links li {
    margin: 15px 0;
  }
  
  .hamburger.active div:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
  }
  
  .hamburger.active div:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active div:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .btn {
    width: 100%;
    text-align: center;
  }
  
  .about-content, .design-content {
    flex-direction: column;
  }
  
  .design-image::after {
    display: none;
  }
  
  .footer-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .footer-logo {
    text-align: center;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 30px;
    text-align: center;
  }
  
  .aim-section {
    padding: 30px 20px;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 1.8rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  .team-card {
    padding: 20px;
  }
  
  .team-card img {
    width: 120px;
    height: 120px;
  }
  
  #game-canvas {
    width: 95%;
    height: 300px;
  }
}