/* =========================================================
   Diseño acústico y aislamiento — estilos de página
   Extiende styles.css, mismos tokens de marca.
   ========================================================= */

/* ---------- Breadcrumb superior ---------- */
.pre-hero { padding: clamp(18px, 3vw, 28px) 0; }

/* ---------- Hero: foto de fondo a todo lo ancho con degradado ---------- */
.photo-banner {
  position: relative;
  color: #fff;
  overflow: hidden;
  display: flex;
  align-items: center;
  background: var(--dark) url("./assets/img/da-hero.jpg") center / cover no-repeat;
  min-height: clamp(380px, 36vw, 580px);
}
.photo-banner::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(16,16,20,.95) 0%, rgba(16,16,20,.85) 32%, rgba(16,16,20,.4) 60%, rgba(16,16,20,.05) 85%);
}
.photo-banner-inner {
  position: relative; z-index: 1;
  max-width: 600px;
  padding: clamp(40px, 7vw, 80px) clamp(20px, 4vw, 56px);
}
.photo-banner-inner .eyebrow-split {
  font-family: var(--font-display); font-weight: 800;
  text-transform: uppercase; line-height: 1.08;
  font-size: clamp(24px, 2.6vw, 34px); margin: 0 0 18px;
}
.photo-banner-inner .eyebrow-split span { display: block; }
.photo-banner-inner .eyebrow-split .accent { color: var(--accent); }
.photo-banner-inner .lead { color: #fff; margin: 0 0 14px; }
.photo-banner-inner p.muted-light { color: rgba(255,255,255,.7); font-size: 15px; }
.photo-banner-inner .btn-row { margin-top: 24px; }

/* ---------- Texto + imagen con lista 2 columnas ---------- */
.media-row {
  display: grid;
  grid-template-columns: minmax(300px, 1fr) minmax(320px, 1fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: start;
}
.media-row img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  border-radius: var(--radius-lg);
}
.media-row .lead-p { color: var(--text-muted); max-width: 52ch; }
.head h2 em, .media-row h2 em { font-style: normal; color: var(--accent); }

.feature-list-2col {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 28px clamp(24px, 3vw, 40px);
  margin-top: clamp(22px, 3vw, 32px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--line);
}
.feature-item h4 { color: var(--accent); font-size: 16px; margin-bottom: 8px; }
.feature-item p { font-size: 14px; color: var(--text-muted); }

/* ---------- Proceso con línea de tiempo (puntos) ---------- */
.process-row {
  display: flex; flex-wrap: wrap; gap: 24px 0;
  margin-top: clamp(20px, 3vw, 34px);
}
.process-step { flex: 1 1 200px; padding-right: 20px; }
.process-num {
  display: block; font-family: var(--font-display); font-weight: 800;
  font-size: clamp(24px, 2.4vw, 30px); color: var(--accent); margin-bottom: 8px;
}
.process-step h3 { font-size: 15.5px; margin-bottom: 6px; }
.process-step p { font-size: 13.8px; color: var(--text-muted); }

.timeline-dots {
  position: relative;
  display: flex; justify-content: space-between;
  margin-top: clamp(24px, 3vw, 36px);
}
.timeline-dots::before {
  content: ""; position: absolute; top: 5px; left: 0; right: 0;
  height: 1px; background: var(--accent);
}
.timeline-dots .tl-point {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.timeline-dots .tl-point::before {
  content: ""; width: 11px; height: 11px; border-radius: 50%; background: var(--accent);
}
.timeline-dots .tl-point span {
  font-size: 12.5px; font-weight: 700; letter-spacing: .02em;
  color: var(--text); white-space: nowrap;
}

/* ---------- Aplicaciones (fondo claro, foto + etiqueta) ---------- */
.app-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: clamp(16px, 2vw, 24px);
  margin-top: clamp(22px, 3vw, 34px);
}
.app-card img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  border-radius: var(--radius); margin-bottom: 14px;
}
.app-card span {
  display: block; text-align: center; font-size: 15px; font-weight: 800;
  font-family: var(--font-display); text-transform: uppercase;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .media-row { grid-template-columns: 1fr; }
  .media-row img { order: -1; aspect-ratio: 16/10; }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline-dots .tl-point span { font-size: 11px; white-space: normal; text-align: center; }
}
@media (max-width: 560px) {
  .feature-list-2col { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
}