/* CrediData — Documentación App Móvil (experiencia premium / centro de ayuda) */
:root {
  --app-doc-glass: rgba(15, 23, 42, 0.72);
  --app-doc-glass2: rgba(30, 41, 59, 0.55);
  --app-doc-line: rgba(148, 163, 184, 0.18);
  --app-doc-cyan: #22d3ee;
  --app-doc-blue: #60a5fa;
  --app-doc-mint: #34d399;
  --app-doc-amber: #fbbf24;
  --app-doc-text: rgba(248, 250, 252, 0.96);
  --app-doc-muted: rgba(203, 213, 225, 0.82);
  --app-doc-radius: 20px;
  --app-doc-phone-w: 280px;
}

.doc-page--app-premium .cd-wrap {
  max-width: min(1220px, 100%);
}

/* ——— Barra superior de página ——— */
.app-doc-back-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1rem 0 0.25rem;
}
.app-doc-back-row .cd-doc-back {
  margin: 0;
}

/* ——— Hero interactivo ——— */
.app-doc-hero {
  position: relative;
  margin: 1.25rem 0 2.5rem;
  padding: clamp(1.75rem, 4vw, 2.75rem) clamp(1.25rem, 3vw, 2.5rem);
  border-radius: 28px;
  border: 1px solid rgba(34, 211, 238, 0.22);
  background:
    radial-gradient(ellipse 90% 80% at 10% 0%, rgba(34, 211, 238, 0.16), transparent 55%),
    radial-gradient(ellipse 70% 60% at 100% 20%, rgba(96, 165, 250, 0.14), transparent 50%),
    linear-gradient(155deg, rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.72));
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}
.app-doc-hero::after {
  content: '';
  position: absolute;
  inset: -40% 50% 40% -30%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.08), transparent 65%);
  pointer-events: none;
}
.app-doc-hero__inner {
  position: relative;
  z-index: 1;
}
.app-doc-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--app-doc-cyan);
  margin-bottom: 0.65rem;
}
.app-doc-hero h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.75rem, 4.2vw, 2.55rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.12;
  color: var(--app-doc-text);
}
.app-doc-hero__lead {
  margin: 0 0 1.5rem;
  max-width: 52rem;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--app-doc-muted);
}
.app-doc-hero__question {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--app-doc-text);
}
.app-doc-learn-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.85rem;
}
.app-doc-learn-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  text-align: left;
  text-decoration: none;
  color: inherit;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
  cursor: pointer;
}
.app-doc-learn-card:hover,
.app-doc-learn-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(34, 211, 238, 0.45);
  background: rgba(34, 211, 238, 0.1);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
  outline: none;
}
.app-doc-learn-card__icon {
  font-size: 1.55rem;
  line-height: 1;
}
.app-doc-learn-card__title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--app-doc-text);
}
.app-doc-learn-card__hint {
  font-size: 0.8rem;
  color: var(--app-doc-muted);
  line-height: 1.45;
  margin: 0;
}

/* ——— Mapa visual / roadmap ——— */
.app-doc-roadmap-wrap {
  margin: 2.5rem 0 2rem;
  padding: 1.5rem 1.25rem 1.75rem;
  border-radius: var(--app-doc-radius);
  border: 1px solid var(--app-doc-line);
  background: var(--app-doc-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.app-doc-roadmap-wrap h2 {
  margin: 0 0 0.35rem;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--app-doc-text);
}
.app-doc-roadmap-wrap > p {
  margin: 0 0 1.25rem;
  font-size: 0.92rem;
  color: var(--app-doc-muted);
  max-width: 48rem;
  line-height: 1.55;
}
.app-doc-roadmap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
}
.app-doc-road-node {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}
.app-doc-road-node:hover,
.app-doc-road-node:focus-visible {
  border-color: rgba(96, 165, 250, 0.4);
  background: rgba(96, 165, 250, 0.1);
  transform: scale(1.02);
  outline: none;
}
.app-doc-road-node.is-active {
  border-color: rgba(34, 211, 238, 0.55);
  background: rgba(34, 211, 238, 0.12);
}
.app-doc-road-node__step {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--app-doc-cyan);
}
.app-doc-road-node__label {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--app-doc-text);
}
.app-doc-road-node__sub {
  font-size: 0.78rem;
  color: var(--app-doc-muted);
  line-height: 1.4;
}

/* ——— Comparativa online / offline ——— */
.app-doc-compare {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}
.app-doc-compare__col {
  padding: 1.25rem 1.2rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
}
.app-doc-compare__col--turbo {
  border-color: rgba(52, 211, 153, 0.35);
  background: linear-gradient(160deg, rgba(52, 211, 153, 0.1), rgba(15, 23, 42, 0.5));
}
.app-doc-compare__col--flash {
  border-color: rgba(251, 191, 36, 0.35);
  background: linear-gradient(160deg, rgba(251, 191, 36, 0.1), rgba(15, 23, 42, 0.5));
}
.app-doc-compare__badge {
  display: inline-flex;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.65rem;
}
.app-doc-compare__col--turbo .app-doc-compare__badge {
  background: rgba(52, 211, 153, 0.2);
  color: #6ee7b7;
}
.app-doc-compare__col--flash .app-doc-compare__badge {
  background: rgba(251, 191, 36, 0.2);
  color: #fcd34d;
}
.app-doc-compare__col h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--app-doc-text);
}
.app-doc-compare__col p,
.app-doc-compare__col ul {
  font-size: 0.88rem;
  color: var(--app-doc-muted);
  line-height: 1.55;
  margin: 0 0 0.75rem;
}
.app-doc-compare__col ul {
  padding-left: 1.2rem;
  margin-bottom: 0;
}

/* ——— Layout guía + TOC premium ——— */
.app-doc-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}
@media (min-width: 1024px) {
  .app-doc-shell {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
  }
  .app-doc-toc-premium {
    position: sticky;
    top: 5.25rem;
    order: 2;
  }
  .app-doc-main-col {
    order: 1;
    min-width: 0;
  }
}
.app-doc-toc-premium {
  padding: 1.1rem 1rem;
  border-radius: 18px;
  border: 1px solid rgba(34, 211, 238, 0.2);
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(14px);
}
.app-doc-toc-premium__label {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--app-doc-muted);
  margin-bottom: 0.65rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.app-doc-toc-premium__label .fa {
  color: var(--app-doc-cyan);
}
.app-doc-toc-premium a {
  display: block;
  padding: 0.45rem 0.55rem;
  margin-bottom: 0.15rem;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(248, 250, 252, 0.88);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.app-doc-toc-premium a:hover,
.app-doc-toc-premium a:focus-visible {
  background: rgba(34, 211, 238, 0.12);
  color: #fff;
  outline: none;
}
.app-doc-toc-premium a.is-active {
  background: rgba(34, 211, 238, 0.2);
  color: #fff;
}
.app-doc-toc-premium__group {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.app-doc-toc-premium__gtitle {
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(148, 163, 184, 0.9);
  margin-bottom: 0.45rem;
}

/* ——— Bloques de capítulo ——— */
.app-doc-block {
  margin-bottom: 2.5rem;
  scroll-margin-top: 5.75rem;
}
.app-doc-block--chapter {
  padding: 1.5rem 1.35rem 1.6rem;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--app-doc-glass);
  backdrop-filter: blur(18px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
  transition: border-color 0.25s, box-shadow 0.25s;
}
.app-doc-block--chapter:target {
  border-color: rgba(34, 211, 238, 0.45);
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(34, 211, 238, 0.15);
}
.app-doc-block__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.75rem;
}
.app-doc-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  background: rgba(96, 165, 250, 0.15);
  color: #93c5fd;
  border: 1px solid rgba(96, 165, 250, 0.25);
}
.app-doc-pill--mint {
  background: rgba(52, 211, 153, 0.15);
  color: #6ee7b7;
  border-color: rgba(52, 211, 153, 0.28);
}
.app-doc-pill--amber {
  background: rgba(251, 191, 36, 0.12);
  color: #fcd34d;
  border-color: rgba(251, 191, 36, 0.3);
}
.app-doc-block h2 {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--app-doc-text);
}
.app-doc-block__intro {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--app-doc-muted);
  max-width: 52rem;
}
.app-doc-callout-soft {
  display: flex;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  border-radius: 14px;
  border: 1px solid rgba(96, 165, 250, 0.25);
  background: rgba(96, 165, 250, 0.08);
  margin-bottom: 1.25rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--app-doc-muted);
}
.app-doc-callout-soft strong {
  color: var(--app-doc-text);
}
.app-doc-callout-soft .fa {
  color: var(--app-doc-blue);
  margin-top: 0.15rem;
}

/* Grid capítulo: mock + contenido */
.app-doc-split {
  display: grid;
  gap: 1.35rem;
  align-items: start;
}
@media (min-width: 900px) {
  .app-doc-split {
    grid-template-columns: var(--app-doc-phone-w) minmax(0, 1fr);
  }
}

/* Marco de teléfono */
.app-phone {
  width: var(--app-doc-phone-w);
  max-width: 100%;
  margin: 0 auto;
  border-radius: 36px;
  padding: 10px;
  background: linear-gradient(145deg, #1e293b, #0f172a);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.4),
    0 28px 50px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.app-phone__notch {
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 6px;
}
.app-phone__notch span {
  width: 72px;
  height: 22px;
  background: #0b1220;
  border-radius: 0 0 14px 14px;
}
.app-phone__screen {
  border-radius: 28px;
  overflow: hidden;
  background: #0b1220;
  min-height: 200px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.app-phone__bar {
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(248, 250, 252, 0.9);
  background: linear-gradient(90deg, rgba(34, 211, 238, 0.12), rgba(96, 165, 250, 0.08));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.app-phone__body {
  padding: 12px;
  font-size: 0.72rem;
  color: rgba(203, 213, 225, 0.9);
}
.app-phone__card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 8px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.app-phone__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.7rem;
}
.app-phone__row:last-child {
  border-bottom: none;
}
.app-phone__chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(34, 211, 238, 0.15);
  color: var(--app-doc-cyan);
  font-weight: 700;
  font-size: 0.65rem;
}
.app-phone__tabs {
  display: flex;
  gap: 4px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  justify-content: space-around;
  font-size: 0.62rem;
  color: rgba(148, 163, 184, 0.95);
}
.app-phone__tabs span.is-on {
  color: var(--app-doc-cyan);
  font-weight: 800;
}

/* Variantes visuales de mock */
.app-phone--splash .app-phone__screen {
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at 50% 30%, rgba(34, 211, 238, 0.2), #0b1220 55%);
}
.app-phone--splash .app-phone__logo {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--app-doc-cyan), var(--app-doc-blue));
  opacity: 0.95;
}
.app-phone--login .app-phone__field {
  height: 32px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: 8px;
}
.app-phone--login .app-phone__btn {
  height: 36px;
  border-radius: 12px;
  margin-top: 10px;
  background: linear-gradient(90deg, #0891b2, #2563eb);
}
.app-phone--dash .app-phone__metric {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.app-phone--dash .app-phone__metric div {
  height: 52px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.app-phone--list .app-phone__row strong {
  color: #e2e8f0;
}
.app-phone--form .app-phone__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}
.app-phone--form .app-phone__chips span {
  padding: 4px 8px;
  border-radius: 8px;
  background: rgba(34, 211, 238, 0.12);
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--app-doc-cyan);
}
.app-phone--receipt .app-phone__receipt {
  text-align: center;
  padding: 12px 8px;
  border: 1px dashed rgba(34, 211, 238, 0.35);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.2);
}
.app-phone--map .app-phone__map {
  height: 160px;
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(52, 211, 153, 0.15) 0%, transparent 40%),
    linear-gradient(225deg, rgba(96, 165, 250, 0.12) 0%, transparent 45%),
    #0f172a;
  position: relative;
}
.app-phone--map .app-phone__pin {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--app-doc-cyan);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.8);
  top: 35%;
  left: 42%;
}
.app-phone--generic .app-phone__body {
  min-height: 140px;
}

.app-doc-section-heading {
  grid-column: 1 / -1;
  margin: 2.5rem 0 1.25rem;
  padding: 1.5rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--app-doc-text);
  scroll-margin-top: 5.75rem;
}

.app-doc-chapter-h2 {
  margin: 0 0 0.85rem;
  font-size: 1.22rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--app-doc-text);
  line-height: 1.2;
}

.app-doc-chapter-rich {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--app-doc-muted);
}

.app-doc-chapter-rich p {
  margin: 0 0 0.85rem;
}

.app-doc-chapter-rich ul {
  margin: 0.35rem 0 1rem;
  padding-left: 1.2rem;
}

.app-doc-chapter-rich li {
  margin-bottom: 0.4rem;
}

.app-doc-chapter-rich .app-doc-h4 {
  margin: 1.15rem 0 0.45rem;
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--app-doc-text);
}

.app-doc-chapter-rich code {
  font-size: 0.82em;
  padding: 0.12rem 0.4rem;
  border-radius: 6px;
  background: rgba(34, 211, 238, 0.12);
  color: #a5f3fc;
}

/* Pasos guiados (qué tocar / qué escribir) */
.app-doc-guided {
  margin: 0 0 1.25rem;
  padding: 1rem 1.1rem 1.05rem;
  border-radius: 16px;
  border: 1px solid rgba(52, 211, 153, 0.35);
  background: linear-gradient(135deg, rgba(52, 211, 153, 0.1), rgba(15, 23, 42, 0.65));
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}
.app-doc-guided--compact {
  margin-bottom: 1rem;
  padding: 0.9rem 1rem;
  border-color: rgba(34, 211, 238, 0.28);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(15, 23, 42, 0.55));
}
.app-doc-guided__title {
  margin: 0 0 0.65rem;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--app-doc-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.app-doc-guided__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.5rem;
  border-radius: 8px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  background: rgba(15, 23, 42, 0.85);
  color: var(--app-doc-mint);
  border: 1px solid rgba(52, 211, 153, 0.4);
}
.app-doc-guided--compact .app-doc-guided__badge {
  color: var(--app-doc-cyan);
  border-color: rgba(34, 211, 238, 0.4);
}
.app-doc-guided-steps {
  margin: 0;
  padding-left: 1.2rem;
  font-size: 0.88rem;
  line-height: 1.58;
  color: var(--app-doc-muted);
}
.app-doc-guided-steps li {
  margin-bottom: 0.45rem;
}
.app-doc-guided-steps li:last-child {
  margin-bottom: 0;
}
.app-doc-guided-steps strong {
  color: #e2e8f0;
  font-weight: 700;
}

.app-phone--shell .app-phone__metric {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.app-phone--shell .app-phone__metric div {
  height: 48px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
}

.app-phone--menu .app-phone__card {
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(226, 232, 240, 0.95);
}

.app-phone--hub .app-phone__card {
  font-size: 0.72rem;
}

.app-phone--flow .app-phone__body,
.app-phone--shield .app-phone__body {
  font-size: 0.72rem;
  color: var(--app-doc-muted);
}

/* Anatomía */
.app-doc-anatomy {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
}
.app-doc-anatomy span {
  font-size: 0.75rem;
  padding: 0.35rem 0.65rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--app-doc-muted);
}
.app-doc-anatomy span b {
  color: #e2e8f0;
  font-weight: 700;
}

/* Acordeón premium */
.app-doc-acc {
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 0.55rem;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.15);
}
.app-doc-acc summary {
  list-style: none;
  cursor: pointer;
  padding: 0.85rem 1rem;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--app-doc-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.app-doc-acc summary::-webkit-details-marker {
  display: none;
}
.app-doc-acc summary::after {
  content: '+';
  font-weight: 400;
  color: var(--app-doc-cyan);
  font-size: 1.1rem;
}
.app-doc-acc[open] summary::after {
  content: '−';
}
.app-doc-acc__body {
  padding: 0 1rem 1rem;
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--app-doc-muted);
}
.app-doc-acc__body ul {
  margin: 0.35rem 0 0;
  padding-left: 1.15rem;
}
.app-doc-acc__body li {
  margin-bottom: 0.35rem;
}
.app-doc-acc__body code {
  font-size: 0.8em;
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
  background: rgba(34, 211, 238, 0.12);
  color: #a5f3fc;
}

/* Flujo pasos */
.app-doc-flow {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 1rem 0;
  position: relative;
  padding-left: 1.25rem;
  border-left: 2px solid rgba(34, 211, 238, 0.35);
}
.app-doc-flow__step {
  position: relative;
  padding: 0.5rem 0 0.85rem 0.5rem;
  font-size: 0.86rem;
  color: var(--app-doc-muted);
}
.app-doc-flow__step strong {
  display: block;
  color: var(--app-doc-text);
  font-size: 0.9rem;
  margin-bottom: 0.2rem;
}

/* FAQ */
.app-doc-faq {
  margin: 3rem 0 2rem;
  padding: 1.5rem 1.25rem;
  border-radius: var(--app-doc-radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(15, 23, 42, 0.55);
}
.app-doc-faq h2 {
  margin: 0 0 1rem;
  font-size: 1.25rem;
  font-weight: 800;
}

/* Mini stats */
.app-doc-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}
.app-doc-stat {
  padding: 0.85rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.app-doc-stat__val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--app-doc-cyan);
}
.app-doc-stat__lbl {
  font-size: 0.75rem;
  color: var(--app-doc-muted);
  margin-top: 0.2rem;
}

/* Progreso demo */
.app-doc-progress {
  height: 8px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
  margin: 0.75rem 0;
}
.app-doc-progress__fill {
  height: 100%;
  width: 72%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--app-doc-cyan), var(--app-doc-blue));
  animation: appDocProg 2.2s ease-in-out infinite alternate;
}
@keyframes appDocProg {
  from {
    width: 62%;
  }
  to {
    width: 88%;
  }
}

.app-doc-top-fab {
  position: fixed;
  right: 1.1rem;
  bottom: 5.25rem;
  z-index: 40;
  width: 2.85rem;
  height: 2.85rem;
  border-radius: 50%;
  border: 1px solid rgba(34, 211, 238, 0.45);
  background: rgba(15, 23, 42, 0.94);
  color: var(--app-doc-cyan);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.app-doc-top-fab.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.app-doc-top-fab:hover {
  background: rgba(34, 211, 238, 0.15);
}

@media (prefers-reduced-motion: reduce) {
  .app-doc-learn-card,
  .app-doc-road-node,
  .app-doc-block--chapter {
    transition: none;
  }
  .app-doc-progress__fill {
    animation: none;
    width: 72%;
  }
}