/* Riquadro promozionale che chiude la Home (RC88 · Canale 222).
   Immagine a sinistra, invito alla cultura a destra; su telefono le due
   parti si impilano. Usa la tavolozza calda dell'emittente. */

.home-banner-spot {
  --banner-cream: #fffaf0;
  --banner-brown: #463c32;
  --banner-brown-soft: #6b5b48;
  --banner-gold: #f6bf4d;
  --banner-gold-deep: #a56a18;
  --banner-line: rgba(83, 61, 32, .16);
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  align-items: center;
  gap: clamp(16px, 2.6vw, 30px);
  width: min(1180px, calc(100% - 28px));
  margin: 34px auto 46px;
  padding: clamp(15px, 2.2vw, 24px);
  border: 1px solid var(--banner-line);
  border-radius: 24px;
  background:
    radial-gradient(circle at 8% 6%, rgba(246, 191, 77, .22), transparent 42%),
    linear-gradient(150deg, #fffaf0, #fdf2dd);
  box-shadow: 0 20px 50px rgba(51, 35, 17, .14);
}

.home-banner-spot[hidden] {
  display: none !important;
}

.home-banner-figure {
  display: grid;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--banner-line);
  border-radius: 18px;
  background: var(--banner-cream);
  box-shadow: 0 14px 34px rgba(51, 35, 17, .18);
}

.home-banner-frame {
  position: relative;
  background: linear-gradient(135deg, #fff6dd, #f7e3ba);
}

.home-banner-frame::before {
  content: "";
  display: block;
  padding-top: 69.53%; /* 527 / 758: la proporzione dell'immagine originale */
}

.home-banner-image {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.home-banner-frame[data-state="loading"]::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(255, 255, 255, 0) 20%, rgba(255, 255, 255, .55) 50%, rgba(255, 255, 255, 0) 80%);
  background-size: 220% 100%;
  animation: home-banner-shine 1.5s ease-in-out infinite;
}

@keyframes home-banner-shine {
  from { background-position: 140% 0; }
  to { background-position: -40% 0; }
}

.home-banner-ribbon {
  display: block;
  height: 5px;
  background: linear-gradient(90deg, var(--banner-gold-deep), var(--banner-gold) 46%, #ffe19a);
}

.home-banner-copy {
  display: grid;
  gap: 11px;
  min-width: 0;
}

.home-banner-eyebrow {
  margin: 0;
  color: var(--banner-gold-deep);
  font: 950 .72rem/1.2 system-ui, sans-serif;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.home-banner-heading {
  margin: 0;
  color: var(--banner-brown);
  font: 900 clamp(1.5rem, 3.2vw, 2.4rem)/1.06 Georgia, serif;
  letter-spacing: -.02em;
}

/* Sul fondo chiaro del riquadro la parola CULTURA deve restare dorata ma
   leggibile: l'oro luminoso del tema scuro qui sparirebbe. */
.home-banner-heading .culture-word {
  color: var(--banner-gold-deep);
  text-shadow: none;
}

.home-banner-text {
  margin: 0;
  color: var(--banner-brown-soft);
  font: 500 clamp(.94rem, 1.5vw, 1.04rem)/1.55 system-ui, sans-serif;
}

.home-banner-caption {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 4px 0 0;
  color: #8a755c;
  font: 850 .76rem/1.35 system-ui, sans-serif;
  letter-spacing: .02em;
}

.home-banner-caption-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 999px;
  background: #d81f2a;
}

/* Tema scuro: il riquadro diventa bruno, come le altre fasce della Home. */
html[data-theme="dark"] .home-banner-spot {
  --banner-brown: #fffaf0;
  --banner-brown-soft: #d8cbb8;
  --banner-line: rgba(255, 214, 130, .2);
  background:
    radial-gradient(circle at 8% 6%, rgba(246, 191, 77, .16), transparent 42%),
    linear-gradient(150deg, #241f1a, #2f281f);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .4);
}

html[data-theme="dark"] .home-banner-figure {
  border-color: rgba(255, 214, 130, .2);
  background: #1d1915;
}

html[data-theme="dark"] .home-banner-eyebrow {
  color: #ffd27a;
}

html[data-theme="dark"] .home-banner-heading .culture-word {
  color: #ffd27a;
  text-shadow: 0 0 16px rgba(255, 214, 130, .3);
}

html[data-theme="dark"] .home-banner-caption {
  color: #cbbba3;
}

@media (max-width: 900px) {
  .home-banner-spot {
    grid-template-columns: minmax(0, 1fr);
    margin: 26px auto 34px;
  }
}

@media (max-width: 620px) {
  .home-banner-spot {
    width: calc(100% - 20px);
    padding: 14px;
    border-radius: 20px;
  }

  .home-banner-figure {
    border-radius: 14px;
  }

  .home-banner-heading {
    font-size: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-banner-frame[data-state="loading"]::after {
    animation: none;
  }
}