/* ============================================================
   DIGITAL JAZZ BAND - digitaljazzband.com
   Banda digital del proyecto PoesÍA Cantada
   ============================================================ */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f7f7;
  --color-bg-dark: #1a1a1a;
  --color-text: #1a1a1a;
  --color-text-muted: #666666;
  --color-text-inverse: #f7f7f7;
  --color-accent: #b8860b;
  --color-accent-hover: #d4a017;
  --color-accent-glow: rgba(184, 134, 11, 0.4);
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-strong: rgba(0, 0, 0, 0.15);

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --space-xs: 0.75rem;
  --space-sm: 1.5rem;
  --space-md: 3rem;
  --space-lg: 5rem;
  --space-xl: 7rem;

  --max-width: 1100px;
  --max-width-text: 720px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

/* ============================================================
   LOGO / MARCA
   Siguiendo la guía corporativa de PoesÍA Cantada:
   - "Digital" → texto principal (#1a1a1a), peso 400
   - "Jazz"    → dorado (#b8860b), peso 600 + resplandor  [.logo-ia]
   - "Band"    → gris (#666666), peso 400                 [.logo-band]
   ============================================================ */


.logo-ia {
  color: var(--color-accent);
  font-weight: 600;
}

.logo-band {
  color: var(--color-text-muted);
  font-weight: 400;
}

.logo-cantada {
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Logo corporativo completo (libro de estilo)
   Estructura: PoesÍA Cantada (logo-main) + DigitalJazzBand (logo-subtitle)
   Proporción oficial 1:0.5 */
.logo-block {
  display: inline-block;
  text-align: center;
}
.logo-main {
  display: block;
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.5px;
  line-height: 1.2;
  margin-bottom: 0.05em; /* Iguala el hueco Cantada→Digital con el interlineado PoesÍA→Cantada */
}
.logo-main .logo-cantada { display: block; }
.logo-subtitle {
  display: block;
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
  line-height: 1.2;
}

/* Variante inline del subtítulo (para usar DigitalJazzBand dentro de títulos/preguntas
   manteniendo letter-spacing 0.2em del libro). El margin-right negativo compensa el
   espaciado trailing después de la última letra. */
.logo-djb-inline {
  font-family: var(--font-serif);
  letter-spacing: 0.2em;
  margin-right: -0.2em;
}

.highlight-ia {
  color: var(--color-accent);
  font-weight: 600;
  padding: 0 0.1em;
}

.hero-ia {
  color: var(--color-accent);
  font-weight: 600;
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: clamp(5rem, 14vw, 10rem) 0 clamp(5rem, 14vw, 10rem);
  background: #fafaf8;
  text-align: center;
}
/* Foto de la banda como fondo (WebP optimizado, ~72 KB en desktop) */
.hero::before {
  content: '';
  position: absolute;
  inset: -2%;
  background-image: url('../img/poesiacantadagrupo.webp');
  background-size: cover;
  background-position: center;
  filter: blur(3px) saturate(1.1) brightness(0.88);
  z-index: -2;
  will-change: transform;
}
/* Versión móvil más ligera (~33 KB). Blur suave + brightness más bajo para que
   el logo tenga buen contraste sobre la foto. */
@media (max-width: 600px) {
  .hero::before {
    background-image: url('../img/poesiacantadagrupo-sm.webp');
    filter: blur(2px) saturate(1.1) brightness(0.75);
  }
  /* Velo alto y casi opaco en móvil para cubrir bien las dos líneas del logo */
  .hero::after {
    background:
      radial-gradient(ellipse 110% 90% at center, rgba(255, 255, 255, 0.97) 0%, rgba(255, 255, 255, 0.88) 55%, rgba(255, 255, 255, 0.50) 95%),
      radial-gradient(ellipse at top, rgba(184, 134, 11, 0.08), transparent 70%);
  }
  /* DigitalJazzBand en una sola línea siempre */
  .hero h1 .logo-subtitle { white-space: nowrap; }
}
/* Velo radial: opaco en el centro (logo destacado), ligero en los bordes (foto visible) */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 75% 60% at center, rgba(255, 255, 255, 0.92) 0%, rgba(255, 255, 255, 0.65) 45%, rgba(255, 255, 255, 0.15) 90%),
    radial-gradient(ellipse at top, rgba(184, 134, 11, 0.12), transparent 70%);
  z-index: -1;
}

.hero h1 {
  font-weight: 400;
  line-height: 1;
  margin: 0;
  color: var(--color-text);
}
.hero h1 .logo-main { font-size: clamp(3.5rem, 12vw, 7rem); }
.hero h1 .logo-subtitle { font-size: clamp(1.75rem, 6vw, 3.5rem); /* 50% del título - Proporción 1:0.5 */ }

.logo-link {
  display: inline-block;
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.logo-link:hover,
.logo-link:focus-visible {
  color: inherit;
  opacity: 0.9;
  transform: translateY(-1px);
}

.sitio-oficial-wrap {
  text-align: center;
  padding: clamp(1.5rem, 3vw, 2.5rem) var(--space-sm);
}
.hero-sitio-oficial {
  display: inline-block;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text);
  margin: 0;
  padding: 0.6rem 1.4rem;
  background: #ffffff;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}
.hero-sitio-oficial a {
  color: var(--color-accent);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.hero-sitio-oficial a:hover {
  border-bottom-color: var(--color-accent);
}/* ============================================================
   SECCIONES GENÉRICAS
   ============================================================ */

section {
  padding: clamp(3rem, 7vw, 6rem) 0;
}

.section-alt { background: var(--color-bg-alt); }

.section-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  text-align: center;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.section-title .logo-ia { color: var(--color-accent); font-weight: 600; }

.section-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-md);
}

/* ============================================================
   MANIFIESTO
   ============================================================ */

.manifiesto-texto {
  max-width: var(--max-width-text);
  margin: 0 auto;
  font-size: 1.08rem;
  line-height: 1.9;
  color: var(--color-text);
}

.manifiesto-texto p { margin-bottom: var(--space-sm); }

.manifiesto-texto strong { color: var(--color-accent); font-weight: 600; }

.manifiesto-cita {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  line-height: 1.5;
  text-align: center;
  max-width: 720px;
  margin: var(--space-md) auto;
  padding: var(--space-sm) var(--space-md);
  border-left: 3px solid var(--color-accent);
  color: var(--color-text-muted);
  background: rgba(184, 134, 11, 0.03);
}

/* ============================================================
   MIEMBROS DE LA BANDA
   ============================================================ */

.miembros-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-sm);
  max-width: var(--max-width);
  margin: 0 auto;
}

.miembro {
  background: #fff;
  border: 1px solid var(--color-border-strong);
  border-radius: 8px;
  padding: var(--space-sm);
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: all 0.25s ease;
}

.miembro:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.10);
}

.miembro-avatar {
  width: 100px;
  height: 100px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.miembro-nombre {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.2rem;
}

.miembro-rol {
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 0.6rem;
}


/* ============================================================
   GÉNEROS
   ============================================================ */

.generos-lista {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  max-width: 800px;
  margin: 0 auto;
}

.genero-tag {
  padding: 0.55rem 1.1rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  transition: all 0.2s;
}

.genero-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ============================================================
   DISCOGRAFÍA (GRID DE CANCIONES)
   ============================================================ */

.disco-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.cancion-card {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.25s ease;
  color: inherit;
}

.cancion-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  border-color: var(--color-accent);
  color: inherit;
}

.cancion-portada {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #eee;
  object-fit: cover;
  display: block;
}

.cancion-info {
  padding: 0.75rem 0.85rem;
}

.cancion-titulo {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.15rem;
  line-height: 1.25;
}

.cancion-genero {
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.disco-cta {
  text-align: center;
  margin-top: var(--space-md);
}

/* ============================================================
   PLATAFORMAS
   ============================================================ */

.plataformas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xs);
  max-width: 900px;
  margin: 0 auto;
}

.plataforma-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1.1rem 1.3rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.2s;
  min-height: 56px;
}

.plataforma-card:hover {
  transform: translateY(-2px);
  color: var(--color-text);
}

.plataforma-card svg {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

.plataforma-card.spotify:hover { border-color: #1DB954; color: #1DB954; }
.plataforma-card.youtube:hover { border-color: #FF0000; color: #FF0000; }
.plataforma-card.amazon:hover  { border-color: #00A8E1; color: #00A8E1; }
.plataforma-card.boomplay:hover { border-color: #00D4AA; color: #00D4AA; }

/* ============================================================
   SOBRE EL PROYECTO
   ============================================================ */

.proyecto-box {
  max-width: var(--max-width-text);
  margin: 0 auto;
  padding: var(--space-md);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  text-align: center;
}

.proyecto-box p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.proyecto-box p strong { color: var(--color-text); }

/* ============================================================
   FAQ
   ============================================================ */

.faq-lista {
  max-width: var(--max-width-text);
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

.faq-item:last-child { border-bottom: none; }

.faq-pregunta {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.faq-respuesta {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text-muted);
}

.faq-respuesta a { color: var(--color-accent); }
.faq-respuesta a:hover { text-decoration: underline; }

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
  padding: var(--space-md) 0 var(--space-sm);
}

/* Logo en fondo oscuro (libro de estilo: Poes/Digital → #fff; Cantada/Band → #cccccc) */
.site-footer .logo-main { color: #ffffff; font-size: 1.4rem; }
.site-footer .logo-subtitle { color: #cccccc; font-size: 0.7rem; }
.site-footer .footer-col .logo-block { text-align: left; margin-bottom: 0.9rem; }
.site-footer .logo-band,
.site-footer .logo-cantada { color: #cccccc; }
.site-footer .logo-ia,
.site-footer .highlight-ia { color: var(--color-accent); font-weight: 600; }

.footer-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.footer-col h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 0.7rem;
  color: #fff;
}

.footer-col p, .footer-col a {
  font-size: 0.93rem;
  color: #bbb;
  line-height: 1.7;
  display: block;
  margin-bottom: 0.3rem;
}

.footer-col a:hover { color: var(--color-accent); }

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: var(--space-sm);
  text-align: center;
  font-size: 0.85rem;
  color: #888;
}

.footer-bottom a { color: var(--color-accent); }

.footer-legal {
  margin-top: 0.6rem;
  font-size: 0.75rem;
  color: #888;
  line-height: 1.5;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 768px) {
  body { font-size: 16px; }

  .hero { padding: 3rem 0 3.5rem; }

  section { padding: 3.5rem 0; }

  .miembros-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; }
  .disco-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.75rem; }
  .plataformas-grid { grid-template-columns: 1fr 1fr; }

  .proyecto-box { padding: var(--space-sm); }
}

@media (max-width: 600px) {
  .disco-grid { grid-template-columns: repeat(2, 1fr); }

  /* Logo: letter-spacing reducido para que DigitalJazzBand no se apriete */
  .hero h1 .logo-subtitle { letter-spacing: 0.12em; }
  .logo-djb-inline { letter-spacing: 0.08em; margin-right: -0.08em; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }

  .hero { padding: 2.5rem 0 2.5rem; }
  .hero::before { inset: -2%; }

  /* Logo más compacto en pantallas pequeñas */
  .hero h1 .logo-main { font-size: clamp(2.4rem, 13vw, 3.5rem); }
  .hero h1 .logo-subtitle { font-size: clamp(1.2rem, 7vw, 1.75rem); letter-spacing: 0.08em; }

  .manifiesto-cita { padding: 1rem; font-size: 1.05rem; }

  .miembros-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .miembro { padding: 1rem; }
  .miembro-avatar { width: 60px; height: 60px; font-size: 1.2rem; margin-bottom: 0.6rem; }
  .miembro-nombre { font-size: 1.05rem; }
  .miembro-rol { font-size: 0.72rem; }

  .cancion-titulo { font-size: 0.95rem; }
  .cancion-genero { font-size: 0.65rem; }

  .plataforma-card { font-size: 0.9rem; padding: 0.9rem 1rem; }

  .faq-pregunta { font-size: 1.15rem; }
}

@media (max-width: 380px) {
  .disco-grid { grid-template-columns: 1fr 1fr; gap: 0.6rem; }
  .cancion-info { padding: 0.6rem; }

  .hero h1 .logo-main { font-size: 2.2rem; }
  .hero h1 .logo-subtitle { font-size: 1.05rem; letter-spacing: 0.06em; }
}

/* ============================================================
   ACCESIBILIDAD
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}