/* ═══════════════════════════════════════════
 * DIVERGENTE WEB · ESTILOS BASE
 * Paleta heredada del Faro · cosmogonía + sobriedad
 * ═══════════════════════════════════════════ */

:root {
  --noche: #0d1424;
  --noche-glass: rgba(13, 20, 36, 0.78);
  --noche-card: rgba(13, 20, 36, 0.55);
  --crema: #f4ebd8;
  --crema-suave: #c8b8a0;
  --oro-vivo: #d4a574;
  --oro-foil: #f4c87a;
  --bronce: #8a6a3e;
  --amanecer: #e8985a;
  --atardecer: #c47b5a;

  --fuente-display: 'Cinzel', 'Trajan Pro', serif;
  --fuente-titulo: 'Cinzel', serif;
  --fuente-editorial: 'Cormorant Garamond', Georgia, serif;
  --fuente-cuerpo: 'Crimson Pro', Georgia, serif;

  --espacio-xs: 4px;
  --espacio-sm: 12px;
  --espacio-md: 24px;
  --espacio-lg: 48px;
  --espacio-xl: 80px;

  --radio-sm: 6px;
  --radio-md: 12px;
  --radio-lg: 20px;

  --transicion-base: 0.3s ease;
}

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

[hidden] { display: none !important; }

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

body {
  font-family: var(--fuente-cuerpo);
  color: var(--crema);
  background: var(--noche);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  color: var(--oro-vivo);
  text-decoration: none;
  transition: color var(--transicion-base);
}
a:hover { color: var(--oro-foil); }

/* ═══ FONDO COSMOGONÍA ═══ */
.fondo-cosmogonia {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: linear-gradient(180deg, #050a15 0%, #0d1424 35%, #1a2540 70%, #2a3550 100%);
}

.cielo-dia {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 80%, rgba(244, 200, 122, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 30%, rgba(132, 167, 215, 0.06) 0%, transparent 40%);
  transition: opacity 2s ease;
}

.cordillera {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 32vh;
  background:
    linear-gradient(180deg, transparent 0%, rgba(13, 20, 36, 0.4) 60%, rgba(13, 20, 36, 0.8) 100%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 300' preserveAspectRatio='none'><path d='M0,300 L0,180 L80,140 L160,170 L240,90 L320,130 L420,60 L520,110 L620,40 L720,100 L820,70 L920,130 L1000,80 L1080,140 L1160,100 L1200,160 L1200,300 Z' fill='%231a2540'/><path d='M0,300 L0,220 L100,200 L200,170 L300,210 L400,150 L500,200 L600,140 L700,190 L800,160 L900,200 L1000,170 L1100,220 L1200,180 L1200,300 Z' fill='%230d1424'/></svg>");
  background-size: cover;
  background-position: bottom;
  background-repeat: no-repeat;
  filter: drop-shadow(0 -8px 14px rgba(0,0,0,0.3));
}

.sol {
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fff8d0 0%, #ffe082 30%, #ff9d4a 70%, transparent 100%);
  filter: blur(0.5px) drop-shadow(0 0 80px rgba(255, 184, 90, 0.6));
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: filter 1.2s ease;
}

/* ═══ NAV SUPERIOR ═══ */
.nav-superior {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 36px;
  background: rgba(7, 12, 24, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(212, 165, 116, 0.2);
}

.nav-marca {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--fuente-display);
  font-size: 1.1rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--crema);
}
.marca-glifo {
  color: var(--oro-vivo);
  font-size: 1.6rem;
  filter: drop-shadow(0 0 12px rgba(244, 200, 122, 0.5));
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}
.nav-links a {
  font-family: var(--fuente-titulo);
  font-size: 0.78rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--crema-suave);
}
.nav-links a:hover { color: var(--crema); }

.nav-cta {
  padding: 8px 16px;
  border: 1px solid var(--oro-foil);
  border-radius: var(--radio-sm);
  color: var(--oro-vivo) !important;
}
.nav-ops {
  padding: 8px 14px;
  background: linear-gradient(135deg, var(--oro-foil), var(--oro-vivo));
  color: var(--noche) !important;
  border-radius: var(--radio-sm);
  font-weight: 700 !important;
}

/* ═══ MAIN ═══ */
main { min-height: 70vh; position: relative; }

/* ═══ HERO COMUNA ═══ */
.hero-comuna {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--espacio-xl) var(--espacio-md);
  text-align: center;
}
.hero-eyebrow {
  font-family: var(--fuente-titulo);
  font-size: 0.75rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--oro-foil);
  margin-bottom: var(--espacio-sm);
}
.hero-titulo {
  font-family: var(--fuente-display);
  font-size: clamp(2rem, 5vw, 3.6rem);
  color: var(--crema);
  margin-bottom: var(--espacio-md);
  line-height: 1.2;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}
.hero-titulo em {
  color: var(--oro-vivo);
  font-style: normal;
}
.hero-bajada {
  font-family: var(--fuente-editorial);
  font-style: italic;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: var(--crema-suave);
  max-width: 720px;
  margin: 0 auto var(--espacio-lg);
  line-height: 1.7;
}

/* ═══ KPIS COMUNA ═══ */
.kpis-comuna {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--espacio-md);
  max-width: 1100px;
  margin: 0 auto var(--espacio-xl);
  padding: 0 var(--espacio-md);
}
.kpi-card {
  background: var(--noche-glass);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212, 165, 116, 0.2);
  border-radius: var(--radio-md);
  padding: var(--espacio-md);
  text-align: center;
}
.kpi-numero {
  font-family: var(--fuente-display);
  font-size: 2.4rem;
  color: var(--oro-vivo);
  display: block;
  margin-bottom: 6px;
}
.kpi-label {
  font-family: var(--fuente-titulo);
  font-size: 0.72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--crema-suave);
}

/* ═══ LEAD MAGNET (libros) ═══ */
.lead-magnet {
  max-width: 800px;
  margin: var(--espacio-xl) auto;
  padding: var(--espacio-lg);
  background: linear-gradient(135deg, rgba(244, 200, 122, 0.08), rgba(13, 20, 36, 0.6));
  backdrop-filter: blur(14px);
  border: 1px solid rgba(244, 200, 122, 0.4);
  border-radius: var(--radio-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.lead-eyebrow {
  font-family: var(--fuente-titulo);
  font-size: 0.7rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--oro-foil);
  margin-bottom: 10px;
}
.lead-titulo {
  font-family: var(--fuente-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--crema);
  margin-bottom: var(--espacio-sm);
}
.lead-bajada {
  font-family: var(--fuente-editorial);
  font-style: italic;
  color: var(--crema-suave);
  margin-bottom: var(--espacio-md);
  line-height: 1.6;
}
.lead-form {
  display: flex;
  gap: 10px;
  max-width: 480px;
  margin: 0 auto;
  flex-wrap: wrap;
}
.lead-input {
  flex: 1;
  min-width: 220px;
  padding: 12px 16px;
  background: var(--noche-card);
  border: 1px solid rgba(212, 165, 116, 0.3);
  border-radius: var(--radio-sm);
  color: var(--crema);
  font-family: var(--fuente-cuerpo);
  font-size: 1rem;
}
.lead-input:focus {
  outline: none;
  border-color: var(--oro-vivo);
}
.lead-submit {
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--oro-foil), var(--oro-vivo));
  color: var(--noche);
  border: 0;
  border-radius: var(--radio-sm);
  font-family: var(--fuente-titulo);
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform var(--transicion-base);
}
.lead-submit:hover { transform: translateY(-2px); }
.lead-aviso {
  font-family: var(--fuente-editorial);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--crema-suave);
  margin-top: 14px;
}

/* ═══ CONTENIDO TEXTO ═══ */
.contenido-comuna {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--espacio-lg) var(--espacio-md);
}
.contenido-comuna h2 {
  font-family: var(--fuente-display);
  font-size: 1.8rem;
  color: var(--oro-vivo);
  margin: var(--espacio-lg) 0 var(--espacio-sm);
  letter-spacing: 1px;
}
.contenido-comuna p {
  font-family: var(--fuente-cuerpo);
  font-size: 1.08rem;
  color: var(--crema);
  margin-bottom: var(--espacio-md);
  line-height: 1.75;
}
.contenido-comuna ul {
  margin: var(--espacio-sm) 0 var(--espacio-md) var(--espacio-md);
  font-family: var(--fuente-cuerpo);
  color: var(--crema-suave);
  line-height: 1.8;
}
.contenido-comuna em {
  color: var(--oro-foil);
  font-style: italic;
}

/* ═══ PIE FARO ═══ */
.pie-faro {
  margin-top: var(--espacio-xl);
  padding: var(--espacio-xl) var(--espacio-md) var(--espacio-lg);
  background: rgba(5, 10, 21, 0.95);
  border-top: 1px solid rgba(212, 165, 116, 0.2);
}
.pie-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--espacio-lg);
  max-width: 1100px;
  margin: 0 auto;
}
.pie-bloque {
  font-family: var(--fuente-cuerpo);
  color: var(--crema-suave);
  line-height: 1.7;
}
.pie-titulo {
  font-family: var(--fuente-display);
  font-size: 0.85rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--oro-vivo);
  margin-bottom: var(--espacio-sm);
}
.pie-bloque a {
  display: block;
  padding: 4px 0;
}
.pie-firma {
  max-width: 1100px;
  margin: var(--espacio-lg) auto 0;
  padding-top: var(--espacio-md);
  border-top: 1px solid rgba(212, 165, 116, 0.15);
  text-align: center;
  font-family: var(--fuente-editorial);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--crema-suave);
}
.lemniscata-pie {
  font-family: var(--fuente-display);
  font-size: 1.4rem;
  color: var(--oro-vivo);
  margin-right: 10px;
}

/* ═══ AUDIO STICKY ═══ */
.audio-sticky {
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 100;
  width: 280px;
  background: rgba(7, 12, 24, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212, 165, 116, 0.35);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.35s ease;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}
.audio-sticky.contraido { transform: translateY(calc(100% - 44px)); }
.audio-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 14px;
  background: linear-gradient(135deg, #1a2540, #0d1424);
  border: 0;
  border-bottom: 1px solid rgba(212, 165, 116, 0.25);
  color: var(--oro-foil);
  font-family: var(--fuente-titulo);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
}
.audio-sticky iframe { display: block; }

/* ═══ MOBILE ═══ */
@media (max-width: 760px) {
  .nav-superior { padding: 10px 14px; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 0.65rem; letter-spacing: 1px; }
  .nav-cta, .nav-ops { padding: 6px 10px; font-size: 0.65rem; }
  .marca-texto { display: none; }
  .audio-sticky { width: calc(100vw - 24px); right: 12px; left: 12px; }
  .pie-grid { gap: var(--espacio-md); }
}