* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Arial', sans-serif;
}

body, html {
  height: 100%;
  background-color: #0c0c0c;
  overflow: hidden;
}

#loading {
  position: fixed;
  width: 100%;
  height: 100%;
  background: #0b0b0b;
  color: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.loading-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #111, #222);
  overflow: hidden;
}

.images {
  width: 100%;
  height: 100%;
  background-image: url('logo1.png'), url('logo2.png'), url('logo3.png');
  background-repeat: repeat;
  animation: move-bg 10s linear infinite;
  opacity: 1;
}

@keyframes move-bg {
  0% { background-position: 0 0; }
  100% { background-position: 100% 100%; }
}

#concert-popup {
  position: fixed;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 10, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9;
}

#concert-popup.hidden {
  display: none;
}

.popup-content {
  text-align: center;
  color: white;
}

.popup-content img {
  width: 300px;
  border-radius: 10px;
  margin-bottom: 20px;
}

.popup-content button {
  background: #fff;
  color: #000;
  border: none;
  padding: 10px 20px;
  cursor: pointer;
  font-weight: bold;
  border-radius: 5px;
}

/* VÍDEO DE FUNDO */
#bg-video {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

/* HEADER E MENU */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  color: white;
  position: relative;
}

.logo {
  font-size: 2rem;
}

#menu-btn {
  font-size: 2rem;
  cursor: pointer;
}

#menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 60%;
  height: 100%;
  background: rgba(15, 15, 15, 0.95);
  transition: right 0.5s ease;
  padding-top: 100px;
}

#menu.active {
  right: 0;
}

#menu ul {
  list-style: none;
  text-align: center;
}

#menu ul li {
  margin: 20px 0;
}

#menu ul li a {
  color: white;
  text-decoration: none;
  font-size: 1.2rem;
  letter-spacing: 2px;
}

.center-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
}

.center-text h1 {
  font-size: 3rem;
  letter-spacing: 3px;
}

.buttons {
  margin-top: 20px;
}

.btn, .btn-outline {
  display: inline-block;
  padding: 10px 20px;
  text-decoration: none;
  font-weight: bold;
  border-radius: 25px;
  margin: 5px;
}

.btn {
  background: white;
  color: black;
}

.btn-outline {
  border: 2px solid white;
  color: white;
}