:root {
  --bg-1: #081426;
  --bg-2: #0d1b2e;
  --bg-3: #010409;
  --primary: #0d47a1;
  --primary-deep: #002171;
  --sky: #4fc3f7;
  --accent: #00b0ff;
  --text: #e6eef9;
  --text-muted: #9db4cf;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(160deg, var(--bg-1) 0%, var(--bg-2) 55%, var(--bg-3) 100%);
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.6;
}

.hero {
  text-align: center;
  padding: 64px 20px 48px;
  background: radial-gradient(1200px 400px at 50% -100px, rgba(15, 118, 210, 0.35), transparent 70%);
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.logo {
  width: 112px;
  height: 112px;
  border-radius: 24px;
  box-shadow: 0 12px 40px rgba(0, 176, 255, 0.25);
  margin-bottom: 20px;
}

h1 {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, var(--sky), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  color: var(--text-muted);
  font-size: 1.15rem;
  margin-top: 6px;
}

.player-card {
  margin: 36px auto 0;
  max-width: 560px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(79, 195, 247, 0.25);
  border-radius: 20px;
  padding: 24px;
  backdrop-filter: blur(6px);
}

audio {
  width: 100%;
}

.live {
  margin-top: 14px;
  font-size: 0.95rem;
  color: var(--sky);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #3df07a;
  box-shadow: 0 0 10px #3df07a;
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 12px 20px 48px;
  display: grid;
  gap: 20px;
}

.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 20px;
  padding: 28px;
}

.card h2 {
  font-size: 1.35rem;
  color: var(--sky);
  margin-bottom: 12px;
}

.card p {
  color: var(--text);
  opacity: 0.92;
}

.btn-download {
  display: inline-block;
  margin-top: 20px;
  padding: 15px 30px;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary-deep), var(--primary));
  border: 1px solid rgba(0, 176, 255, 0.6);
  box-shadow: 0 10px 30px rgba(0, 176, 255, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(0, 176, 255, 0.35);
}

.version {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.meta {
  margin-top: 14px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.meta a {
  color: var(--accent);
  text-decoration: none;
}

.meta a:hover {
  text-decoration: underline;
}

footer {
  text-align: center;
  padding: 24px 20px 40px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

footer .contact a {
  color: var(--accent);
  text-decoration: none;
}

footer .contact a:hover {
  text-decoration: underline;
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.9rem;
  }
  .logo {
    width: 92px;
    height: 92px;
  }
}