@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

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

body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(180deg, #00bcd4 0%, #003366 100%);
  color: #fff;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  position: sticky;
  top: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 40px;
  z-index: 10;
  backdrop-filter: blur(5px);
}

.logo {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 1.5em;
  color: #00ffff;
  letter-spacing: 1px;
}

.logo svg {
  width: 45px;
  height: 45px;
  margin-right: 10px;
}

nav a {
  color: #fff;
  text-decoration: none;
  margin-left: 25px;
  font-weight: 500;
  transition: color 0.3s;
}

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

main {
  flex: 1;
  text-align: center;
  padding: 60px 20px;
}

h1, h2 {
  color: #fff;
  margin-bottom: 20px;
}

p {
  line-height: 1.7;
  margin-bottom: 20px;
}

.player {
  margin: 40px auto;
  max-width: 400px;
}

.btn {
  display: inline-block;
  background: #e81e4d;
  color: #fff;
  padding: 12px 30px;
  border-radius: 30px;
  text-decoration: none;
  transition: 0.3s;
}

.btn:hover {
  background: #c0153e;
}

footer {
  background: rgba(0, 0, 0, 0.6);
  text-align: center;
  padding: 30px 10px;
}

.social {
  margin-bottom: 10px;
}

.social a {
  color: #fff;
  font-size: 28px;
  margin: 0 10px;
  transition: transform 0.3s, color 0.3s;
}

.social a:hover {
  color: #00ffff;
  transform: scale(1.2);
}

.wave {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 200%;
  height: 200px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 100%;
  animation: wave 10s linear infinite;
  transform: translateY(50%);
  z-index: 0;
}

@keyframes wave {
  from { transform: translateX(0) translateY(50%); }
  to { transform: translateX(-50%) translateY(50%); }
}