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

body {
  font-family: 'Poppins', sans-serif;
  color: #fff;
  background: linear-gradient(180deg, #000, #050505, #101010);
  transition: background 1s ease;
  overflow-x: hidden;
}

/* Background color changes on scroll */
body.scrolled {
  background: linear-gradient(180deg, #0b0b0b, #111, #222);
}

/* Particle Canvas */
canvas#particles {
  position: fixed;
  top: 0; 
  left: 0;
  width: 100%; 
  height: 100%;
  z-index: -1;
  background: radial-gradient(circle at center, #000 40%, #020202 100%);
  filter: brightness(1.1);
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(17,17,17,0.85);
  padding: 12px 50px;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid #00ffe0;
  transition: 0.3s;
}

.header.shrink {
  padding: 8px 40px;
  background: rgba(10,10,10,0.95);
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
}

.logo span { 
  color: #00ffe0; 
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

/* Navigation */
nav ul { 
  list-style: none; 
  display: flex; 
  gap: 25px; 
}

nav a {
  color: #ccc;
  text-decoration: none;
  transition: 0.3s;
  font-weight: 500;
}

nav a:hover { 
  color: #00ffe0; 
}

/* Hero */
.hero {
  height: 100vh;
  background: url('https://cdn.pixabay.com/photo/2017/08/30/09/37/game-2690576_1280.jpg') 
    center/cover no-repeat fixed;
  display: flex; 
  align-items: center; 
  justify-content: center;
  text-align: center;
  position: relative;
}

.hero::after {
  content: ''; 
  position: absolute; 
  inset: 0; 
  background: rgba(0,0,0,0.6);
}

.hero-content { 
  position: relative; 
  z-index: 1; 
  max-width: 800px; 
}

.hero h1 { 
  font-size: 2.8rem; 
  margin-bottom: 20px; 
}

.hero h1 span { 
  color: #00ffe0; 
}

.hero p { 
  color: #ccc; 
  margin-bottom: 30px; 
  font-size: 1.1rem; 
}

.btn {
  background: #00ffe0; 
  color: #000;
  padding: 10px 24px; 
  border-radius: 6px;
  font-weight: 700; 
  text-decoration: none;
  transition: 0.3s;
}

.btn:hover { 
  background: #00b8a8; 
}

/* Section Layout */
.section {
  padding: 80px 10%;
  text-align: center;
  margin: 60px 0;
  background: rgba(17,17,17,0.85);
  border-radius: 10px;
  backdrop-filter: blur(5px);
  box-shadow: 0 0 25px rgba(0,255,224,0.05);
}

h2 { 
  color: #00ffe0; 
  font-size: 2rem; 
  margin-bottom: 20px; 
}

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

.card {
  background: #1a1a1a;
  border-radius: 10px;
  overflow: hidden;
  transition: 0.3s;
  padding-bottom: 15px;
  box-shadow: 0 0 15px rgba(0,255,224,0.08);
}

.card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.card h3 {
  color: #00ffe0;
  margin-top: 10px;
}

.card p { 
  color: #aaa; 
  margin-bottom: 10px; 
}

.card .btn {
  margin-top: 10px;
  display: inline-block;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 25px rgba(0,255,224,0.35);
}

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

.video-card video { 
  width: 100%; 
  border-radius: 10px; 
}

/* Events */
.events ul {
  list-style: none;
  color: #ccc;
  line-height: 2;
}

/* Join Us */
.contact p {
  color: #ccc;
  max-width: 600px;
  margin: 0 auto 30px;
  line-height: 1.6;
}

.contact-btn {
  display: flex;
  justify-content: center;
}

/* Back to Top Button */
#backToTop {
  display: none;
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: #00ffe0;
  color: #000;
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  padding: 10px 15px;
  cursor: pointer;
  box-shadow: 0 0 15px #00ffe0;
  transition: 0.3s;
  z-index: 999;
}

#backToTop:hover { 
  background: #00b8a8; 
}

/* Footer */
footer {
  background: #0a0a0a;
  text-align: center;
  padding: 20px;
  color: #888;
  font-size: 0.9rem;
}