/* ============================================================
   guia.css — Estilos de la Guía de usuario (página pública)
   Reutiliza las variables de styles.css (:root). Cargar DESPUÉS
   de styles.css.
   ============================================================ */

/* Layout general de la guía: menú lateral + contenido */
.guide-body {
  background: var(--color-bg);
}

.guide-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 4rem;
}

/* Cabecera superior */
.guide-topbar {
  background: var(--color-primary);
  border-radius: var(--radius);
  padding: 1.25rem 1.75rem;
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.guide-topbar img {
  height: 52px;
  width: auto;
  border-radius: 8px;
}

.guide-topbar-text h1 {
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.guide-topbar-text p {
  color: var(--color-accent);
  font-size: 0.9rem;
  font-weight: 500;
}

.guide-topbar .guide-back {
  margin-left: auto;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  border: 2px solid rgba(255, 255, 255, 0.4);
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  transition: background 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.guide-topbar .guide-back:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}

/* Grid: aside + main */
.guide-grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2rem;
  align-items: start;
}

/* Menú lateral */
.guide-nav {
  position: sticky;
  top: 1.5rem;
  background: var(--color-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.guide-nav h2 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
  padding-left: 0.5rem;
}

.guide-nav ol {
  list-style: none;
  counter-reset: guide;
}

.guide-nav li {
  counter-increment: guide;
}

.guide-nav a {
  display: block;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: background 0.15s, color 0.15s;
}

.guide-nav a::before {
  content: counter(guide) ". ";
  color: var(--color-text-muted);
  font-weight: 600;
}

.guide-nav a:hover {
  background: #f1f5f9;
}

.guide-nav a.active {
  background: var(--color-primary);
  color: #fff;
}

.guide-nav a.active::before {
  color: var(--color-accent);
}

/* Botón menú móvil (oculto en escritorio) */
.guide-nav-toggle {
  display: none;
}

/* Contenido principal */
.guide-main {
  min-width: 0;
}

.guide-section {
  background: var(--color-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem 2rem;
  margin-bottom: 1.75rem;
  scroll-margin-top: 1.5rem;
}

.guide-section > h2 {
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  padding-bottom: 0.6rem;
  border-bottom: 3px solid var(--color-accent);
}

.guide-section > .lead {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.guide-section h3 {
  color: var(--color-primary);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 1.5rem 0 0.6rem;
}

.guide-section p {
  margin-bottom: 0.75rem;
}

.guide-section ul,
.guide-section ol {
  padding-left: 1.4rem;
  margin-bottom: 0.9rem;
}

.guide-section li {
  margin-bottom: 0.35rem;
}

.guide-section strong {
  color: var(--color-primary);
}

/* "Chips" para nombres de pestañas / botones de la UI */
.ui {
  display: inline-block;
  background: #f1f5f9;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.05rem 0.4rem;
  font-size: 0.9em;
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}

.ui.accent {
  background: rgba(255, 192, 0, 0.18);
  border-color: var(--color-accent);
}

/* Pasos numerados (recorrido primeros pasos) */
.steps {
  list-style: none;
  counter-reset: step;
  padding-left: 0;
}

.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 1.5rem 3rem;
  border-left: 2px solid var(--color-border);
  margin-left: 1rem;
}

.steps > li:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.steps > li::before {
  content: counter(step);
  position: absolute;
  left: -1.1rem;
  top: -0.2rem;
  width: 2.2rem;
  height: 2.2rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.steps > li h3 {
  margin-top: 0;
}

/* Placeholder de captura de pantalla */
.shot {
  margin: 1rem 0 1.25rem;
}

.shot figure {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  background: #f8fafc;
  overflow: hidden;
}

.shot img {
  display: block;
  width: 100%;
  height: auto;
}

/* Marco visible solo cuando la imagen aún no existe (alt text visible) */
.shot .placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 160px;
  padding: 1.5rem;
  color: var(--color-text-muted);
  text-align: center;
}

.shot .placeholder svg {
  opacity: 0.5;
}

.shot figcaption {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding: 0.6rem 0.9rem;
  background: #fff;
  border-top: 1px solid var(--color-border);
}

.shot figcaption .shot-file {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  color: var(--color-primary);
}

/* Galería de imágenes (diseño 3D / montaje real) */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 0.75rem 0 1.5rem;
}

.gallery .shot {
  margin: 0;
}

@media (min-width: 900px) {
  .gallery {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 560px) {
  .gallery {
    grid-template-columns: 1fr;
  }
}

/* Avisos / notas */
.note {
  border-left: 4px solid var(--color-primary);
  background: #f0f5ff;
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  margin: 1rem 0;
}

.note.demo {
  border-left-color: var(--color-accent);
  background: rgba(255, 192, 0, 0.1);
}

.note.warn {
  border-left-color: var(--color-error);
  background: var(--color-error-bg);
}

.note p:last-child {
  margin-bottom: 0;
}

.note .note-title {
  font-weight: 700;
  color: var(--color-primary);
  display: block;
  margin-bottom: 0.25rem;
}

/* Tablas (p. ej. tarifas de la demo) */
.guide-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.75rem 0 1.25rem;
  font-size: 0.92rem;
}

.guide-table th,
.guide-table td {
  border: 1px solid var(--color-border);
  padding: 0.5rem 0.7rem;
  text-align: left;
}

.guide-table th {
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
}

.guide-table tr:nth-child(even) td {
  background: #f8fafc;
}

/* Footer */
.guide-footer {
  text-align: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* ============================================================
   Responsive: menú lateral -> desplegable superior
   ============================================================ */
@media (max-width: 860px) {
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .guide-nav {
    position: static;
  }

  .guide-nav-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.7rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
  }

  .guide-nav ol {
    margin-top: 0.75rem;
  }

  .guide-nav[data-collapsed='true'] ol {
    display: none;
  }
}

@media (max-width: 520px) {
  .guide-container {
    padding: 1rem 1rem 3rem;
  }

  .guide-topbar {
    flex-wrap: wrap;
  }

  .guide-topbar .guide-back {
    margin-left: 0;
  }

  .guide-section {
    padding: 1.25rem;
  }
}