/* MUSI (musichile.cl) - Paleta «Tierra, Río y Sol» (Modo Claro Cálido)
   Fondo Crema Marfil (#FAF7F2), Terracota Escénico (#C25E34), Verde Bosque (#2D5A46), Ocre Dorado (#D97706) */

:root {
  --bg-main: #FAF7F2;               /* Crema Marfil / Papel Natural */
  --bg-surface: #FFFFFF;            /* Blanco Puro para Tarjetas */
  --bg-surface-elevated: #F5F0E8;   /* Arena Suave */
  --border-subtle: #E8E2D8;         /* Borde Arena */
  --border-highlight: #C25E34;      /* Terracota Escénico */

  --text-primary: #1C1917;          /* Café Carbón Profundo */
  --text-secondary: #44403C;        /* Café Medio */
  --text-muted: #78716C;            /* Gris Cálido */

  --accent-terra: #C25E34;          /* Terracota Escénico / CTA Principal */
  --accent-terra-dark: #A84B27;
  --accent-green: #2D5A46;          /* Verde Bosque / Espíritu del Río */
  --accent-amber: #D97706;          /* Ocre Dorado / Museo Sonoro */
  --accent-amber-light: #F59E0B;
}

html {
  scroll-behavior: smooth;
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
}

body {
  overflow-x: hidden;
  line-height: 1.6;
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
}

/* Custom Scrollbar Cálido */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #FAF7F2;
}
::-webkit-scrollbar-thumb {
  background: #D6C9B8;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: #C25E34;
}

/* Selección de texto */
::selection {
  background-color: #C25E34;
  color: #FFFFFF;
}

/* Navegación Crema con Borde Arena */
.nav-blur {
  background: rgba(250, 247, 242, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(232, 226, 216, 0.8);
}

/* Botones Terracota Escénico */
.btn-amber {
  background-color: var(--accent-terra);
  color: #FFFFFF;
  font-weight: 800;
  transition: all 0.25s ease-in-out;
  box-shadow: 0 4px 16px rgba(194, 94, 52, 0.3);
}

.btn-amber:hover {
  background-color: var(--accent-terra-dark);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(194, 94, 52, 0.45);
}

.btn-outline-amber {
  border: 2px solid var(--accent-terra);
  color: var(--accent-terra);
  font-weight: 700;
  background-color: transparent;
  transition: all 0.25s ease-in-out;
}

.btn-outline-amber:hover {
  background-color: var(--accent-terra);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(194, 94, 52, 0.35);
}

/* Tarjetas Blancas con Sombra Cálida */
.card-night {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 4px 16px rgba(28, 25, 23, 0.07);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-night:hover {
  border-color: rgba(194, 94, 52, 0.4);
  box-shadow: 0 12px 35px rgba(194, 94, 52, 0.12);
  transform: translateY(-3px);
}

/* Video Responsivo 16:9 */
.video-responsive {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 1rem;
}

.video-responsive iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Carrusel de Fotos */
.carousel-container {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
}

.carousel-slide {
  display: none;
  width: 100%;
  height: 100%;
  animation: fadeIn 0.4s ease-in-out;
}

.carousel-slide.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.99); }
  to { opacity: 1; transform: scale(1); }
}

/* Contenedor del Reproductor de Spotify */
.spotify-frame-wrap {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(28, 25, 23, 0.1);
  border: 1px solid var(--border-subtle);
  background-color: #F5F0E8;
}

/* Botón Flotante Permanente de WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background-color: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  transition: all 0.3s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.65);
  color: #FFFFFF;
}

/* Badges con Colores Tierra */
.badge-spec {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.015em;
  background-color: rgba(28, 25, 23, 0.06);
  border: 1px solid rgba(28, 25, 23, 0.12);
  color: #44403C;
}
.badge-spec-amber {
  background-color: rgba(217, 119, 6, 0.1);
  border-color: rgba(217, 119, 6, 0.35);
  color: #92400E;
}

.badge-spec-teal {
  background-color: rgba(45, 90, 70, 0.1);
  border-color: rgba(45, 90, 70, 0.35);
  color: #2D5A46;
}

.badge-spec-coral {
  background-color: rgba(194, 94, 52, 0.1);
  border-color: rgba(194, 94, 52, 0.35);
  color: #A84B27;
}

/* Tag Relevante Exclusivo: Fondo verde claro con letras verde bosque oscuro */
.badge-highlight-orange {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.015em;
  background-color: #E8F2EC;
  border: 1px solid #B8DAC8;
  color: #1E4534;
}

/* Selector Multimedia (Foto / Video) */
.media-tab-btn {
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 9999px;
  transition: all 0.2s ease;
  letter-spacing: 0.02em;
}

.media-tab-btn.active {
  background-color: var(--accent-terra);
  color: #FFFFFF;
  box-shadow: 0 2px 10px rgba(194, 94, 52, 0.3);
}

.media-tab-btn:not(.active) {
  background-color: #F5F0E8;
  color: #78716C;
  border: 1px solid #E8E2D8;
}

.media-tab-btn:not(.active):hover {
  background-color: #EDE7DB;
  color: #1C1917;
}

/* Acordeón de Ficha Técnica */
details summary::-webkit-details-marker {
  display: none;
}

details[open] summary svg {
  transform: rotate(180deg);
}