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

body {
  height: 100vh;
  font-family: monospace;
  overflow: hidden;
}

/* VIDEO */
#bg-video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -3;
}

/* OSCURECER */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: -2;
}

/* TARJETA */
.card {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 340px;
  padding: 30px;
  background: rgba(25, 25, 25, 0.65);
  backdrop-filter: blur(15px);
  border-radius: 20px;
  border: 2px solid #6b0000;
  box-shadow: 0 0 35px rgba(107, 0, 0, 0.6);
  text-align: center;
  color: white;
  transition: transform 0.1s ease;
}

/* AVATAR */
.avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 2px solid #6b0000;
  margin-bottom: 15px;
}

/* TEXTO */
h1 {
  letter-spacing: 2px;
}

.location {
  display: block;
  margin-top: 6px;
  opacity: 0.8;
}

/* LINKS */
.links {
  margin-top: 22px;
  display: flex;
  justify-content: center;
  gap: 14px;
}

.social-btn {
  width: 52px;
  height: 52px;
  display: flex;
  justify-content: center;
  align-items: center;

  background: none;
  border: 1px solid #6b0000;
  border-radius: 14px;

  color: white;
  text-decoration: none;
  cursor: pointer;

  transition: all 0.15s ease;
}

/* EFECTO HUNDIDO */
.social-btn:hover {
  transform: translateY(3px);
  box-shadow: inset 0 0 14px rgba(107, 0, 0, 0.8);
}

/* EFECTO CLICK */
.social-btn:active {
  transform: translateY(5px);
}

/* BOTON MUSICA */
#music-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: none;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
}

.music-on {
  text-shadow: 0 0 12px red;
}

.music-off {
  opacity: 0.4;
}