:root {
  --vh: 100vh;
  --overlay: rgba(7,10,14,0.45);
  --accent: #ffffff;
}

/* Ajuste global básico */
* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  font-family: Inter, system-ui, Arial, sans-serif;
  background: #000;
  color: #fff;
}

/* 🎥 HERO PRINCIPAL */
.hero {
  position: relative;
  width: 100%;
  height: calc(var(--vh));
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero video {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 100%;
  min-height: 100%;
  object-fit: contain;
  filter: brightness(0.72);
  z-index: 0;
}

/* Capa oscura encima del video */
.overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,9,15,0.22) 0%, rgba(5,7,10,0.55) 55%, rgba(3,4,6,0.7) 100%);
  z-index: 1;
}

/* Cabecera superior */
.hero-header {
  position: absolute;
  top: 18px;
  left: 24px;
  right: 24px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

/* Logo */
.logo img {
  height: 120px;
  width: auto;
  display: block;
  mix-blend-mode: multiply;
  filter: brightness(1.05) contrast(1.1);
}

/* Texto superior */
.top-right {
  text-align: right;
  font-size: 28px;
  font-weight: 800;
  font-family: 'Playfair Display', serif;
  color: #e5e5e5;
  text-transform: uppercase;
  letter-spacing: 5.4px;
  text-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.top-right .small {
  display: block;
  font-size: 15px;
  font-family: 'Inter', sans-serif;
  letter-spacing: 4px;
  font-weight: 600;
  color: #d9d9d9;
  margin-top: 6px;
}

/* Texto principal */
.hero-content {
  top: 30%;
  position: relative;
  z-index: 4;
  width: min(1200px, 92%);
  text-align: center;
  padding: 30px 20px;
}

.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: 110px;
  line-height: 0.88;
  margin: 0;
  font-weight: 400;
  letter-spacing: 2px;
  color: var(--accent);
}

.hero-sub {
  margin-top: 18px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.92);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  font-weight: 400;
}

/* 🎵 Botón de música flotante */
#btnMusica {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 50;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: transform 0.2s ease, background 0.2s ease;
}

#btnMusica:hover {
  transform: scale(1.08);
  background: rgba(255,255,255,0.25);
}

/* 📱 Responsive del hero */
@media (max-width:1100px) {
  .hero-title { font-size: 72px; }
}

@media (max-width:720px) {
  .hero { height: 85vh; }
  .hero-title { font-size: 40px; }
  .top-right { font-size: 14px; }
}