/* ============================================================
   Culturoscope · Música y sonido
   Sistema visual del manual de marca (v2.1) — mismos tokens
   que el showroom. Valores ajustables en :root.
   ============================================================ */

:root {
  --paper:       #f4f6f5;   /* Fondo claro primario (frío) */
  --paper-warm:  #fbfaf6;   /* Fondo claro cálido (hero) */
  --ink:         #14181a;   /* Tinta principal */
  --ink-soft:    rgba(20,24,26,.72);  /* Texto secundario */
  --ink-faint:   rgba(20,24,26,.50);  /* Etiquetas tenues */
  --border:      rgba(20,24,26,.10);  /* Bordes UI */
  --azul:        #1269C7;   /* Greek Blue — acento principal */
  --azul-hover:  #0d52a0;

  /* "Mar": gradiente de marca (navy → azul → agua) */
  --gradient-sea: linear-gradient(158deg, #0c2742 0%, #1269C7 58%, #1F9C92 122%);
  --on-dark:      #f4f6f5;
  --on-dark-soft: rgba(244,246,245,.82);
  --on-dark-faint:rgba(244,246,245,.55);

  --f-display: 'Geist', system-ui, sans-serif;
  --f-body:    'Plus Jakarta Sans', system-ui, sans-serif;
  --f-mono:    'JetBrains Mono', monospace;

  --space-3: 12px; --space-4: 16px; --space-5: 24px;
  --space-6: 32px; --space-7: 48px; --space-8: 72px; --space-9: 112px;

  --max-width: 1000px;
  --header-h:  64px;
  --radius:    14px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--f-body); font-size: 1.0625rem; line-height: 1.65;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--azul); text-decoration: none; }
a:hover { color: var(--azul-hover); }
h1 {
  font-family: var(--f-display); font-weight: 500;
  letter-spacing: -0.02em; line-height: 1.08; margin: 0;
}

.container {
  width: 100%; max-width: var(--max-width);
  margin-inline: auto; padding-inline: var(--space-5);
}
.eyebrow {
  font-family: var(--f-mono); font-size: 0.74rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint);
}

/* Cabecera */
.site-header { height: var(--header-h); display: flex; align-items: center; border-bottom: 1px solid var(--border); }
.brand { display: inline-flex; align-items: center; gap: var(--space-3); color: var(--ink); }
.brand__mark { width: 42px; height: 42px; }
.brand__name { font-family: var(--f-display); font-weight: 500; letter-spacing: -0.01em; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; }
.lang-switch { display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.04em; }
.lang-switch a { color: var(--ink-faint); transition: color .15s ease; }
.lang-switch a:hover { color: var(--ink); }
.lang-switch a[aria-current="true"] { color: var(--azul); }

/* Hero */
.hero { background: var(--paper-warm); padding-block: var(--space-9) var(--space-8); border-bottom: 1px solid var(--border); }
.hero__inner { max-width: 640px; }
.hero h1 { font-size: clamp(2.6rem, 7vw, 4rem); margin: var(--space-4) 0 var(--space-4); }
.hero__lead { font-size: clamp(1.15rem, 2.4vw, 1.4rem); color: var(--ink-soft); margin: 0; }

/* Obras: discos (Spotify) + vídeo (YouTube) */
.works { padding-block: var(--space-8) var(--space-9); }
.group + .group { margin-top: var(--space-9); }
.group__head { display: block; margin-bottom: var(--space-5); }

.albums {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
}
.album iframe { width: 100%; height: 352px; border: 0; border-radius: 12px; }
.albums + .videos__grid { margin-top: var(--space-6); }

.videos__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}
.video {
  position: relative; aspect-ratio: 16 / 9;
  background: #000; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 14px 40px rgba(12,39,66,.12);
}
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* Pie */
.site-footer { background: var(--gradient-sea); color: var(--on-dark); padding-block: var(--space-8); }
.site-footer__inner { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); }
.site-footer__mark { width: 36px; height: 36px; }
.site-footer p { margin: 0; color: var(--on-dark-soft); font-size: 0.95rem; }
.site-footer .back { margin-left: auto; font-family: var(--f-mono); font-size: 0.8rem; color: var(--on-dark-soft); }
.site-footer .back:hover { color: var(--on-dark); }

@media (max-width: 600px) {
  .hero { padding-block: var(--space-8) var(--space-7); }
  .albums, .videos__grid { grid-template-columns: 1fr; }
}