/* simulators.css · Simuladores y calculadoras interactivas (Fase 1 — Gemini CTO Jefe)
   Sin librerías. Respeta prefers-reduced-motion. Mobile-first. */

/* ==========================================================================
   Data Flow Visualizer (n8n-style)
   ========================================================================== */

.n8n-simulator-wrapper {
  --n-bg: var(--navy);
  --n-deep: var(--deep, #0A1A2F);
  --n-line: rgba(255,255,255,.10);
  --n-line-active: var(--blue);
  --n-light: var(--blue-light);
  --n-node-bg: rgba(255,255,255,.04);
  --n-node-border: rgba(255,255,255,.10);
  --n-step-duration: 1.2s;
  --n-cycle: 4.8s;
  position: relative;
  display: block;
  max-width: 1080px;
  margin: 0 auto;
  padding: 4px;
}

.n8n-sim__panel {
  position: relative;
  background:
    radial-gradient(80% 100% at 20% 0%, rgba(91,182,255,.18) 0%, rgba(3,13,25,0) 50%),
    linear-gradient(180deg, var(--n-deep) 0%, var(--n-bg) 100%);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius-card, 20px);
  padding: 28px 22px;
  color: #fff;
  overflow: hidden;
  box-shadow:
    0 1px 0 rgba(255,255,255,.04) inset,
    0 20px 60px -20px rgba(3,13,25,.45);
}

/* Header del simulador */
.n8n-sim__head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 18px;
}
.n8n-sim__title {
  font-family: var(--font-head, inherit);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: rgba(255,255,255,.85);
  margin: 0;
}
.n8n-sim__title b { color: var(--n-light); font-weight: 700; }
.n8n-sim__status {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; color: rgba(255,255,255,.6);
}
.n8n-sim__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--n-light);
  box-shadow: 0 0 0 0 rgba(91,182,255,.55);
}

/* Grid de nodos: mobile = vertical; desktop = horizontal */
.n8n-sim__nodes {
  display: grid;
  grid-template-columns: 1fr;
  grid-auto-rows: auto;
  gap: 12px;
  align-items: center;
  justify-items: stretch;
}

/* Cada nodo */
.n8n-sim__node {
  position: relative;
  display: flex; align-items: center; gap: 12px;
  background: var(--n-node-bg);
  border: 1px solid var(--n-node-border);
  border-radius: 14px;
  padding: 14px 16px;
  color: rgba(255,255,255,.92);
  transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
  cursor: default;
  outline: none;
}
.n8n-sim__node:focus-visible {
  border-color: var(--n-light);
  box-shadow: 0 0 0 3px rgba(91,182,255,.35);
}
.n8n-sim__icon {
  flex: none;
  width: 36px; height: 36px;
  border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(23,139,239,.18);
  color: var(--n-light);
}
.n8n-sim__icon svg { width: 20px; height: 20px; }
.n8n-sim__copy { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.n8n-sim__label {
  font-family: var(--font-head, inherit);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -.005em;
}
.n8n-sim__sub {
  font-size: 12px;
  color: rgba(255,255,255,.55);
}

/* Conector entre nodos */
.n8n-sim__link {
  position: relative;
  height: 28px;
  width: 100%;
  display: flex; align-items: center; justify-content: center;
}
.n8n-sim__link::before {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 2px; height: 100%;
  background: var(--n-line);
  border-radius: 2px;
}
.n8n-sim__link::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 2px;
  height: 0;
  background: linear-gradient(180deg, transparent 0%, var(--n-light) 50%, transparent 100%);
  border-radius: 2px;
  filter: drop-shadow(0 0 6px rgba(91,182,255,.6));
}

/* Tooltip */
.n8n-sim__tooltip {
  margin-top: 18px;
  min-height: 36px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--n-node-border);
  color: rgba(255,255,255,.85);
  font-size: 13px;
  line-height: 1.5;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .18s ease, transform .18s ease;
  pointer-events: none;
}
.n8n-sim__tooltip.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Estados y animaciones
   ========================================================================== */

/* Pulso azul en nodos activos */
@keyframes jsa-n8n-pulse {
  0%   { transform: scale(1);    background: var(--n-node-bg); border-color: var(--n-node-border); box-shadow: 0 0 0 0 rgba(91,182,255,.0); }
  35%  { transform: scale(1.045); background: rgba(23,139,239,.18); border-color: rgba(91,182,255,.55); box-shadow: 0 0 0 8px rgba(91,182,255,.10), 0 0 24px rgba(91,182,255,.35); }
  70%  { transform: scale(1.03);  background: rgba(23,139,239,.12); border-color: rgba(91,182,255,.35); box-shadow: 0 0 0 12px rgba(91,182,255,0), 0 0 16px rgba(91,182,255,.20); }
  100% { transform: scale(1);    background: var(--n-node-bg); border-color: var(--n-node-border); box-shadow: 0 0 0 0 rgba(91,182,255,0); }
}
/* Luz que recorre el conector */
@keyframes jsa-n8n-light-v {
  0%   { height: 0;   top: 0;    opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { height: 100%; top: 0;    opacity: 0; }
}
@keyframes jsa-n8n-light-h {
  0%   { width: 0;   left: 0;    opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { width: 100%; left: 0;    opacity: 0; }
}
/* Latido del dot de status */
@keyframes jsa-n8n-dot {
  0%   { box-shadow: 0 0 0 0 rgba(91,182,255,.55); }
  70%  { box-shadow: 0 0 0 10px rgba(91,182,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(91,182,255,0); }
}

/* Solo cuando el wrapper está en viewport (.is-playing) corre la animación */
.n8n-simulator-wrapper.is-playing .n8n-sim__dot {
  animation: jsa-n8n-dot 2s ease-out infinite;
}
.n8n-simulator-wrapper.is-playing .n8n-sim__node {
  animation: jsa-n8n-pulse var(--n-step-duration) ease-out infinite;
  animation-duration: var(--n-cycle);
}
.n8n-simulator-wrapper.is-playing .n8n-sim__node[data-node="lead"]   { animation-delay: 0s; }
.n8n-simulator-wrapper.is-playing .n8n-sim__node[data-node="ai"]     { animation-delay: 1.2s; }
.n8n-simulator-wrapper.is-playing .n8n-sim__node[data-node="crm"]    { animation-delay: 2.4s; }
.n8n-simulator-wrapper.is-playing .n8n-sim__node[data-node="action"] { animation-delay: 3.6s; }

.n8n-simulator-wrapper.is-playing .n8n-sim__link::after {
  animation: jsa-n8n-light-v var(--n-step-duration) ease-in-out infinite;
  animation-duration: var(--n-cycle);
}
.n8n-simulator-wrapper.is-playing .n8n-sim__link[data-link="1"]::after { animation-delay: 0.6s; }
.n8n-simulator-wrapper.is-playing .n8n-sim__link[data-link="2"]::after { animation-delay: 1.8s; }
.n8n-simulator-wrapper.is-playing .n8n-sim__link[data-link="3"]::after { animation-delay: 3.0s; }

/* Pausa global (hover sobre cualquier nodo) */
.n8n-simulator-wrapper.is-paused .n8n-sim__node,
.n8n-simulator-wrapper.is-paused .n8n-sim__link::after,
.n8n-simulator-wrapper.is-paused .n8n-sim__dot {
  animation-play-state: paused !important;
}

/* Nodo enfocado (hover/focus/tap) */
.n8n-sim__node.is-focus {
  transform: scale(1.055) !important;
  background: rgba(23,139,239,.20) !important;
  border-color: var(--n-light) !important;
  box-shadow: 0 0 0 4px rgba(91,182,255,.20), 0 16px 40px -16px rgba(91,182,255,.55) !important;
  animation: none !important;
}
.n8n-sim__node.is-focus .n8n-sim__icon {
  background: var(--n-light);
  color: var(--n-bg);
}

/* Layout desktop */
@media (min-width: 720px) {
  .n8n-sim__panel { padding: 36px 32px; }
  .n8n-sim__nodes {
    grid-template-columns: 1fr 56px 1fr 56px 1fr 56px 1fr;
    gap: 0;
  }
  .n8n-sim__link {
    height: auto;
    width: 100%;
  }
  .n8n-sim__link::before {
    width: 100%; height: 2px;
  }
  .n8n-sim__link::after {
    width: 0; height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--n-light) 50%, transparent 100%);
  }
  .n8n-simulator-wrapper.is-playing .n8n-sim__link::after {
    animation-name: jsa-n8n-light-h;
  }
}

/* Modo estático cuando se prefiere menos movimiento */
@media (prefers-reduced-motion: reduce) {
  .n8n-simulator-wrapper.is-playing .n8n-sim__node,
  .n8n-simulator-wrapper.is-playing .n8n-sim__link::after,
  .n8n-simulator-wrapper.is-playing .n8n-sim__dot {
    animation: none !important;
  }
  .n8n-sim__node {
    background: rgba(23,139,239,.10);
    border-color: rgba(91,182,255,.30);
  }
  .n8n-sim__link::after {
    width: 100%; height: 2px; opacity: .6;
  }
}

/* ==========================================================================
   ROI Automation Calculator (Fase 2)
   Estética: dashboard SaaS premium, blanco + azul jsadsAI.
   ========================================================================== */

.roi-calculator {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
  background: linear-gradient(180deg, #fff 0%, #fbfdff 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-card, 20px);
  padding: 28px 22px;
  box-shadow: var(--shadow-card, 0 1px 2px rgba(3,13,25,.04), 0 8px 24px -12px rgba(3,13,25,.12));
  overflow: hidden;
}
.roi-calculator::before {
  content: "";
  position: absolute; inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(23,139,239,.18) 0%, rgba(23,139,239,0) 30%, rgba(23,139,239,0) 70%, rgba(91,182,255,.20) 100%);
  z-index: 0;
  pointer-events: none;
  opacity: .8;
}
.roi-calculator > * { position: relative; z-index: 1; }

.roi-calc__head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 22px;
}
.roi-calc__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-head, inherit);
  font-weight: 700; font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--blue);
  background: rgba(23,139,239,.08);
  border: 1px solid rgba(23,139,239,.22);
  border-radius: 999px;
  padding: 6px 12px;
}
.roi-calc__eyebrow svg { width: 14px; height: 14px; }
.roi-calc__title {
  font-family: var(--font-head, inherit);
  font-weight: 800;
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  color: var(--navy);
  margin: 12px 0 4px;
  letter-spacing: -.01em;
}
.roi-calc__intro {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 18px;
}

.roi-calc__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

/* Controles */
.roi-calc__controls {
  background: var(--cloud);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}
.roi-calc__control + .roi-calc__control { margin-top: 16px; }
.roi-calc__label {
  display: flex; justify-content: space-between; align-items: baseline; gap: 10px;
  font-family: var(--font-head, inherit);
  font-weight: 700; font-size: 14px; color: var(--navy);
  margin-bottom: 8px;
}
.roi-calc__label .roi-calc__val {
  font-variant-numeric: tabular-nums;
  color: var(--blue);
  font-weight: 800;
}

/* Range slider con thumb azul */
.roi-calc__slider {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue) 0%, var(--blue-light) 60%, #e5eef9 60%, #e5eef9 100%);
  background-size: 100% 100%;
  outline: none;
  cursor: pointer;
}
.roi-calc__slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--blue);
  box-shadow: 0 4px 12px rgba(23,139,239,.35);
  cursor: grab;
  transition: transform .15s ease, box-shadow .15s ease;
}
.roi-calc__slider::-webkit-slider-thumb:active { transform: scale(1.1); box-shadow: 0 6px 18px rgba(23,139,239,.5); }
.roi-calc__slider::-moz-range-thumb {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--blue);
  box-shadow: 0 4px 12px rgba(23,139,239,.35);
  cursor: grab;
}
.roi-calc__slider:focus-visible { outline: 3px solid rgba(23,139,239,.35); outline-offset: 4px; }

/* Number input (costo por hora) */
.roi-calc__number-wrap {
  position: relative;
  display: flex; align-items: stretch;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color .15s, box-shadow .15s;
}
.roi-calc__number-wrap:focus-within { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(23,139,239,.18); }
.roi-calc__number-wrap span.prefix {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0 14px; background: var(--cloud); color: var(--navy); font-weight: 700;
}
.roi-calc__number {
  flex: 1; min-width: 0;
  border: 0; outline: none; background: transparent;
  padding: 12px 14px;
  font-family: var(--font-head, inherit); font-weight: 700; font-size: 16px; color: var(--navy);
  -moz-appearance: textfield;
}
.roi-calc__number::-webkit-outer-spin-button,
.roi-calc__number::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.roi-calc__hint { display: block; margin-top: 6px; font-size: 12px; color: var(--muted); }

/* Outputs (KPI cards) */
.roi-calc__outputs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.roi-calc__kpi {
  background: #fff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--blue);
  border-radius: 14px;
  padding: 18px 20px;
  box-shadow: 0 1px 2px rgba(3,13,25,.03), 0 8px 24px -16px rgba(23,139,239,.30);
}
.roi-calc__kpi--accent { border-left-color: #16a34a; }
.roi-calc__kpi-label {
  display: block;
  font-family: var(--font-head, inherit);
  font-weight: 700; font-size: 12px; letter-spacing: .04em; text-transform: uppercase;
  color: var(--muted);
}
.roi-calc__kpi-val {
  display: block;
  font-family: var(--font-head, inherit);
  font-weight: 800;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--navy);
  letter-spacing: -.02em;
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}
.roi-calc__kpi--accent .roi-calc__kpi-val { color: #15803d; }
.roi-calc__kpi-sub {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}

/* Animación al cambiar el output */
@keyframes jsa-roi-pulse {
  0%   { transform: translateY(0);   opacity: 1; }
  30%  { transform: translateY(-2px); opacity: .85; color: var(--blue); }
  100% { transform: translateY(0);   opacity: 1; }
}
.roi-calc__kpi-val.is-pulse {
  animation: jsa-roi-pulse .35s ease-out;
}
@media (prefers-reduced-motion: reduce) {
  .roi-calc__kpi-val.is-pulse { animation: none; }
}

/* CTA */
.roi-calc__cta-row {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px dashed var(--border);
}
.roi-calc__cta-note {
  color: var(--muted);
  font-size: 13px;
  margin: 0;
  max-width: 56ch;
}
.roi-calc__cta {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--grad-cta, linear-gradient(135deg, #0F7FE0 0%, #178BEF 60%, #0F7FE0 100%));
  color: #fff;
  font-family: var(--font-head, inherit);
  font-weight: 700;
  font-size: 15px;
  padding: 14px 22px;
  border-radius: var(--radius-btn, 12px);
  text-decoration: none;
  border: 0;
  cursor: pointer;
  box-shadow: 0 10px 24px -10px rgba(23,139,239,.55), 0 1px 0 rgba(255,255,255,.15) inset;
  transition: transform .15s ease, box-shadow .15s ease;
}
.roi-calc__cta:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -10px rgba(23,139,239,.65); }
.roi-calc__cta:focus-visible { outline: 3px solid rgba(23,139,239,.35); outline-offset: 3px; }
.roi-calc__cta svg { width: 18px; height: 18px; }

/* Desktop layout */
@media (min-width: 760px) {
  .roi-calculator { padding: 36px 32px; }
  .roi-calc__grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .roi-calc__outputs { grid-template-columns: 1fr 1fr; }
}