/*
  home.css — Estilos exclusivos de la página de inicio (index.html).
  Layouts de sección (hero, pilares, timeline, feature-split, planes…).
  Todo lo genérico (botones, cards, faq, tabla) vive en components.css.
*/

/* =======================================================================
   HERO
======================================================================= */
.hero {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
  overflow: hidden;
  display: flex;
  align-items: center;
}

@media (min-width: 960px) {
  .hero {
    min-height: 80vh;
  }
}

.hero__grid {
  display: grid;
  gap: var(--space-12);
  align-items: center;
  width: 100%;
}

.hero__title {
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  margin-block: var(--space-5) var(--space-4);
}

.hero__subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  max-width: 520px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.hero__price {
  margin-top: var(--space-5);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.hero__visual {
  display: flex;
  justify-content: center;
}

.mockup-stack {
  position: relative;
  width: 100%;
  max-width: 460px;
}

.mockup {
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.mockup--desktop {
  overflow: hidden;
}

.mockup__bar {
  display: flex;
  gap: 6px;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
}

.mockup__bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border-strong);
}

.mockup__body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.chat-bubble {
  max-width: 88%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
}

.chat-bubble--user {
  align-self: flex-end;
  background: var(--gradient-brand);
  color: var(--color-text-on-primary);
  border-bottom-right-radius: 4px;
}

.chat-bubble--alicia {
  align-self: flex-start;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-bottom-left-radius: 4px;
}

.mockup--mobile {
  position: absolute;
  right: -12px;
  bottom: -36px;
  width: 200px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.mockup__notch {
  height: 18px;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

.mockup__notch::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-bg);
}

.mockup__body--mobile {
  padding: var(--space-3);
}

.mini-notification {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.mini-notification__dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  margin-right: 6px;
}

.mini-notification p {
  margin-top: 4px;
  font-weight: 500;
  color: var(--color-text);
}

@media (min-width: 960px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-16);
  }
  .hero__visual {
    justify-content: flex-end;
  }
}

/* =======================================================================
   "NO ES OTRO CHATBOT" (diff)
======================================================================= */
.diff__grid {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-4);
}

.diff__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.diff__card h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-4);
}

.diff__card--chatbot {
  opacity: 0.75;
}

.diff__card--alicia {
  border-color: rgba(29, 215, 255, 0.3);
  background: linear-gradient(180deg, rgba(29, 215, 255, 0.06), var(--color-surface) 60%);
}

.diff__note {
  margin-top: var(--space-6);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

.diff__steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  counter-reset: step;
}

.diff__steps li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  font-size: var(--fs-sm);
  font-weight: 600;
  counter-increment: step;
}

.diff__steps li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-border-strong);
  color: var(--color-text-muted);
  font-size: 12px;
  flex-shrink: 0;
}

.diff__steps--alicia li::before {
  background: var(--gradient-brand);
  color: var(--color-text-on-primary);
}

@media (min-width: 860px) {
  .diff__grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* =======================================================================
   PILARES — sección editorial compacta (4 ideas, no mega cards)
======================================================================= */
.pillars__grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(2, 1fr);
}

.pillar {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  background: var(--color-surface);
  transition: border-color var(--transition-base);
}

.pillar:hover {
  border-color: var(--color-border-strong);
}

.pillar__icon {
  font-size: 20px;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--gradient-brand-soft);
  margin-bottom: var(--space-3);
}

.pillar h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-1);
}

.pillar p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
}

@media (min-width: 700px) {
  .pillars__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* =======================================================================
   CÓMO FUNCIONA — stepper compacto (horizontal desktop, timeline mobile)
======================================================================= */
.steps__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-4);
  counter-reset: step;
}

.steps__item {
  position: relative;
  padding-left: var(--space-10);
}

.steps__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: var(--color-text-on-primary);
  font-weight: 800;
  font-size: var(--fs-sm);
}

.steps__item h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-1);
}

.steps__item p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
}

@media (min-width: 700px) and (max-width: 1023px) {
  .steps__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .steps__list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
  }
  .steps__item {
    padding-left: 0;
    padding-top: var(--space-10);
  }
  .steps__num {
    left: 0;
    top: 0;
  }
}

/* =======================================================================
   TIMELINE ("un día con Alicia")
======================================================================= */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-4);
  padding-left: var(--space-8);
  border-left: 2px solid var(--color-border);
}

.timeline__item {
  position: relative;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-8) - 6px);
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient-brand);
  box-shadow: 0 0 0 4px var(--color-bg);
}

.timeline__time {
  display: inline-block;
  font-weight: 800;
  color: var(--color-accent);
  font-size: var(--fs-sm);
  margin-bottom: 6px;
}

.timeline__item p {
  color: var(--color-text-muted);
  line-height: var(--lh-relaxed);
  max-width: 640px;
}

/* =======================================================================
   FEATURE SPLIT (memoria, proactividad, integraciones, voz, dispositivos, IA)
======================================================================= */
.feature-split__grid {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.check-list li {
  position: relative;
  padding-left: var(--space-8);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
}

.check-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(29, 215, 255, 0.14);
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 800;
}

.feature-visual {
  min-height: 180px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

.feature-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background: var(--gradient-brand-soft);
}

.feature-visual--integrations::before { background: radial-gradient(circle at 50% 60%, rgba(124,92,255,0.35), transparent 60%); }

/* -----------------------------------------------------------------------
   Contenido de las demos (todas por encima del ::before decorativo).
   Representaciones ilustrativas de funciones reales del producto — no son
   datos de ningún usuario real, solo ejemplos para explicar la función.
----------------------------------------------------------------------- */
.feature-visual > * {
  position: relative;
  z-index: 1;
  width: 100%;
}

/* INTEGRACIONES: nodos conectados a Alicia */
.demo-connect {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  max-width: 340px;
  margin-inline: auto;
}

.demo-connect--four {
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 420px) {
  .demo-connect--four {
    grid-template-columns: repeat(4, 1fr);
  }
}

.integrations__note {
  grid-column: 1 / -1;
  text-align: center;
  margin-top: var(--space-6);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.demo-connect__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
}

.demo-connect__node span {
  display: flex;
  color: var(--color-accent);
}

.demo-connect__node svg {
  width: 20px;
  height: 20px;
}

.demo-connect__node small {
  font-size: 10px;
  color: var(--color-text-muted);
}

.demo-connect__hub {
  grid-column: 1 / -1;
  margin-top: var(--space-4);
  text-align: center;
  font-weight: 700;
  font-size: var(--fs-sm);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--gradient-brand);
  color: var(--color-text-on-primary);
  justify-self: center;
}

/* =======================================================================
   COMPOSITIONS — tarjetas de producto reales para la home general
   (Memoria, Hoy con Alicia, Proactividad, Acción, Voz, Continuidad, IA
   avanzada). Sustituyen a las antiguas .demo-* / .feature-visual--*
   (memory, proactive, voice, devices, ai). .demo-connect (Integraciones)
   se mantiene intacto — ver arriba.
======================================================================= */

.composition__grid {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.composition__note {
  margin-top: var(--space-6);
}

.composition__split {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}

.composition__stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

@media (min-width: 700px) {
  .composition__grid--memory {
    grid-template-columns: 1.5fr 1fr;
    align-items: stretch;
  }
  .composition__grid--memory .ui-card--notify {
    margin-top: var(--space-8);
  }
  .composition__grid--voice {
    grid-template-columns: 0.7fr 1fr;
    align-items: stretch;
  }
}

@media (min-width: 900px) {
  .composition__split {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---- ui-card: base de todas las tarjetas de producto ---- */
.ui-card {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-6);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.ui-card::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.6;
  pointer-events: none;
  z-index: 0;
}

.ui-card > * {
  position: relative;
  z-index: 1;
}

.ui-card--memory::before { background: radial-gradient(circle at 20% 0%, rgba(61,124,255,0.22), transparent 60%); }
.ui-card--agenda::before { background: radial-gradient(circle at 80% 0%, rgba(29,215,255,0.2), transparent 60%); }
.ui-card--notify::before { background: radial-gradient(circle at 70% 20%, rgba(29,215,255,0.22), transparent 60%); }
.ui-card--action::before { background: radial-gradient(circle at 30% 100%, rgba(61,124,255,0.2), transparent 60%); }
.ui-card--voice::before { background: radial-gradient(circle at 30% 80%, rgba(29,215,255,0.22), transparent 60%); }
.ui-card--continuity::before { background: radial-gradient(circle at 70% 20%, rgba(61,124,255,0.2), transparent 60%); }

.ui-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.ui-card__title {
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--color-text);
}

.ui-card__tag {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-accent);
  background: rgba(29, 215, 255, 0.12);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.ui-card__tag--muted {
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
}

.ui-card__foot {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.ui-card__foot--center { text-align: center; }
.ui-card__foot--nowrap { white-space: normal; }

/* ---- Memoria: lista de recuerdos ---- */
.ui-memory-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text);
}

.ui-memory-list__dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  margin-inline-end: var(--space-3);
  flex-shrink: 0;
}

/* ---- Hoy con Alicia: agenda ---- */
.ui-agenda-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text);
}

.ui-agenda-list li {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}

.ui-agenda-list__time {
  font-weight: 700;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

/* ---- Proactividad: notificación ---- */
.ui-notify__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.ui-notify__icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.ui-notify__icon svg { width: 18px; height: 18px; }

.ui-notify__from {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ui-notify__meta {
  margin-left: auto;
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(29, 215, 255, 0.12);
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

.ui-notify__msg {
  font-size: var(--fs-sm);
  color: var(--color-text);
  line-height: var(--lh-relaxed);
}

.ui-notify__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.ui-chip-btn {
  font: inherit;
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.ui-chip-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.ui-chip-btn.is-active {
  background: rgba(29, 215, 255, 0.14);
  border-color: transparent;
  color: var(--color-accent);
}

/* ---- Acción: mini conversación + estado ---- */
.ui-chat {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.ui-chat__bubble {
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  max-width: 92%;
}

.ui-chat__bubble--user {
  align-self: flex-end;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.ui-chat__bubble--alicia {
  align-self: flex-start;
  background: var(--gradient-brand);
  color: var(--color-text-on-primary);
  font-weight: 600;
}

.ui-chat--compact .ui-chat__bubble {
  font-size: var(--fs-xs);
  padding: var(--space-2) var(--space-3);
}

.ui-status-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  align-self: flex-start;
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--color-success);
  background: rgba(47, 217, 124, 0.12);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
}

.ui-status-chip__check {
  font-weight: 800;
}

/* ---- Voz: waveform + hotword + mini chat ---- */
.ui-voice-wave {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 48px;
}

.ui-voice-wave span {
  width: 5px;
  border-radius: var(--radius-full);
  background: var(--gradient-brand);
  height: 20%;
}

@media (prefers-reduced-motion: no-preference) {
  .ui-voice-wave span {
    animation: ui-voice-bounce 1.1s ease-in-out infinite;
  }
  .ui-voice-wave span:nth-child(1) { animation-delay: 0s; }
  .ui-voice-wave span:nth-child(2) { animation-delay: 0.1s; }
  .ui-voice-wave span:nth-child(3) { animation-delay: 0.2s; }
  .ui-voice-wave span:nth-child(4) { animation-delay: 0.3s; }
  .ui-voice-wave span:nth-child(5) { animation-delay: 0.4s; }
  .ui-voice-wave span:nth-child(6) { animation-delay: 0.3s; }
  .ui-voice-wave span:nth-child(7) { animation-delay: 0.2s; }
}

@keyframes ui-voice-bounce {
  0%, 100% { height: 20%; }
  50% { height: 100%; }
}

.ui-voice-hotword {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.ui-voice-hotword span {
  color: var(--color-accent);
  font-weight: 700;
}

/* ---- Continuidad: dos dispositivos ---- */
.ui-continuity {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.ui-continuity__device {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
}

.ui-continuity__icon {
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.ui-continuity__icon svg { width: 20px; height: 20px; }

.ui-continuity__label {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ui-continuity__msg {
  font-size: var(--fs-sm);
  color: var(--color-text);
}

.ui-continuity__link {
  align-self: center;
  width: 1px;
  height: var(--space-5);
  background: var(--color-border-strong);
  position: relative;
}

.ui-continuity__link::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: scaleY(0);
  transform-origin: top;
}

@media (prefers-reduced-motion: no-preference) {
  .ui-continuity__link::before {
    animation: ui-continuity-pulse 2.4s ease-in-out infinite;
  }
}

@keyframes ui-continuity-pulse {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@media (min-width: 480px) {
  .ui-continuity {
    flex-direction: row;
    align-items: stretch;
  }
  .ui-continuity__device { flex: 1; }
  .ui-continuity__link {
    width: var(--space-5);
    height: 1px;
    align-self: center;
  }
  .ui-continuity__link::before {
    animation-name: ui-continuity-pulse-h;
  }
}

@keyframes ui-continuity-pulse-h {
  0% { transform: scaleX(0); transform-origin: left; }
  45% { transform: scaleX(1); transform-origin: left; }
  55% { transform: scaleX(1); transform-origin: right; }
  100% { transform: scaleX(0); transform-origin: right; }
}

/* ---- IA avanzada: tarjeta horizontal independiente ---- */
.ui-card--ai-advanced {
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.ui-card--ai-advanced::before {
  background: radial-gradient(circle at 80% 0%, rgba(124,92,255,0.2), transparent 60%);
}

.ui-card--ai-advanced__desc p {
  margin-top: var(--space-1);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.ui-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.ui-status-pill {
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: rgba(29, 215, 255, 0.14);
  color: var(--color-accent);
}

@media (min-width: 760px) {
  .ui-card--ai-advanced {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .ui-card--ai-advanced__desc { flex: 1.4; }
  .ui-card__foot--nowrap {
    white-space: nowrap;
    border-top: none;
    padding-top: 0;
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .feature-split__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }
}

/* .feature-split--reverse simplemente coloca el visual antes que el texto
   en el HTML (ver index.html): con el grid en orden normal (sin rtl), eso
   ya intercambia las columnas respecto a una sección no-reverse. */

/* Secciones "voz" e "IA" usan el visual fuera del container, a ancho
   completo, con el texto centrado debajo en una sola columna. */
.feature-split .feature-visual:first-child:not(.feature-split__grid > *) {
  margin-bottom: var(--space-10);
}

/* =======================================================================
   IA LOCAL + IA AVANZADA — dos bloques compactos, sin aspecto técnico
======================================================================= */
.ai-split__grid {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.ai-split__block {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-5) var(--space-6);
}

.ai-split__list {
  margin-top: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.ai-split__list li {
  position: relative;
  padding-left: var(--space-4);
}

.ai-split__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
}

.ai-split__note {
  margin-top: var(--space-4);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-accent);
}

@media (min-width: 700px) {
  .ai-split__grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* =======================================================================
   CASOS DE USO — tabs (un solo caso visible a la vez)
======================================================================= */
.usecase-tabs__list {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding-bottom: var(--space-1);
  margin-bottom: var(--space-5);
  scrollbar-width: none;
}

.usecase-tabs__list::-webkit-scrollbar {
  display: none;
}

.usecase-tabs__btn {
  flex-shrink: 0;
  font: inherit;
  font-size: var(--fs-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.usecase-tabs__btn:hover {
  color: var(--color-text);
}

.usecase-tabs__btn.is-active {
  background: var(--gradient-brand);
  border-color: transparent;
  color: var(--color-text-on-primary);
}

.ui-card--usecase {
  min-height: 140px;
  justify-content: center;
}

.usecase-panel[hidden] {
  display: none;
}

/* =======================================================================
   PLANES / PRICING
======================================================================= */
.pricing__grid {
  display: grid;
  gap: var(--space-6);
  align-items: stretch;
}

.plan-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.plan-card--popular {
  border-color: rgba(29, 215, 255, 0.4);
  background: linear-gradient(180deg, rgba(29, 215, 255, 0.08), var(--color-surface) 55%);
  box-shadow: var(--shadow-glow);
}

@media (min-width: 900px) {
  .plan-card--popular {
    transform: translateY(-8px);
  }
}

.plan-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-brand);
  color: var(--color-text-on-primary);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.plan-card__icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  margin-bottom: var(--space-4);
}

.plan-card__icon svg {
  width: 20px;
  height: 20px;
}

.plan-card__name {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-2);
}

.plan-card__desc {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-normal);
}

.plan-card__price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-block: var(--space-4) var(--space-5);
}

.plan-card__price .amount {
  font-size: var(--fs-2xl);
  font-weight: 800;
}

.plan-card__price .period {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
}

.plan-card__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-5);
}

.plan-card__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  line-height: var(--lh-normal);
}

.chk {
  color: var(--color-success);
  font-weight: 800;
  flex-shrink: 0;
}

.plan-card .btn {
  margin-top: auto;
}

.plan-card__status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  margin-top: auto;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  border: 1px dashed var(--color-border-strong);
  background: var(--color-surface-2);
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-align: center;
}

.plan-card__status .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

@media (min-width: 640px) and (max-width: 1099px) {
  .pricing__grid--four {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .pricing__grid--four {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* =======================================================================
   PRIVACIDAD Y VISIÓN (grids de cards simples)
======================================================================= */
.privacy-control__grid,
.vision__grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.privacy-control__grid h3 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-2);
}

.vision__grid p {
  line-height: var(--lh-relaxed);
}

/* =======================================================================
   CTA FINAL
======================================================================= */
.final-cta {
  padding-block: var(--space-24);
  background: var(--gradient-brand-soft);
  border-top: 1px solid var(--color-border);
}