/* ═══════════════════════════════════════════════════════
   SINCRONÍA SOLUCIONES IT — Estilos principales
   Tecnológico · Moderno · Interactivo
════════════════════════════════════════════════════════ */

/* ─── Variables CSS ─────────────────────────────────── */
:root {
  /* Colores principales */
  --c-bg:        #08091a;
  --c-bg2:       #0d0f26;
  --c-surface:   #111330;
  --c-surface2:  #161840;

  /* Acento principal: cyan eléctrico */
  --c-primary:   #00e5ff;
  --c-primary-d: #00b8d9;
  --c-primary-g: linear-gradient(135deg, #00e5ff 0%, #0070f3 100%);
  --c-title-g:   linear-gradient(135deg, #00e5ff 0%, #7b61ff 60%, #c77dff 100%);

  /* Acento secundario: violeta suave */
  --c-accent:    #7b61ff;
  --c-accent-g:  linear-gradient(135deg, #7b61ff 0%, #c77dff 100%);

  /* Gradiente hero */
  --c-hero-g: linear-gradient(135deg, #00e5ff22 0%, #7b61ff22 100%);

  /* Texto */
  --c-text:      #e8eaf6;
  --c-text-dim:  #8892b0;
  --c-text-faint:#4a5578;

  /* Borde */
  --c-border:    rgba(0, 229, 255, 0.12);
  --c-border2:   rgba(255,255,255,0.06);

  /* Tipografía */
  --f-display: 'Space Grotesk', sans-serif;
  --f-body:    'Inter', sans-serif;

  /* Espaciados */
  --gap: clamp(1.5rem, 4vw, 3rem);
  --section-py: clamp(4rem, 8vw, 7rem);

  /* Bordes redondeados */
  --r-sm: 8px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;

  /* Sombras */
  --shadow-card: 0 4px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(0,229,255,0.15);
  --shadow-btn:  0 4px 20px rgba(0,229,255,0.3);

  /* Transición base */
  --t: 0.3s ease;
}

/* ─── Reset y base ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--f-body);
  background-color: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ─── Contenedor ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

/* ─── Etiqueta de sección ────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--f-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-primary);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--f-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.04em;
  text-align: center;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--c-text-dim);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

/* ─── Botones ────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: 0.75rem 1.5rem;
  border-radius: var(--r-md);
  transition: var(--t);
  white-space: nowrap;
  cursor: pointer;
}

.btn--primary {
  background: var(--c-primary-g);
  color: #08091a;
  box-shadow: var(--shadow-btn);
  position: relative;
  overflow: hidden;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.btn--primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}
.btn--primary:hover::after { left: 160%; }
.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 36px rgba(0,229,255,0.55), 0 0 0 1px rgba(0,229,255,0.3);
}

.btn--outline {
  border: 1.5px solid var(--c-primary);
  color: var(--c-primary);
}
.btn--outline:hover {
  background: rgba(0,229,255,0.08);
  transform: translateY(-2px);
}

.btn--nav {
  background: rgba(0,229,255,0.1);
  border: 1px solid rgba(0,229,255,0.25);
  color: var(--c-primary);
  font-size: 0.85rem;
  padding: 0.5rem 1rem;
  border-radius: var(--r-sm);
}
.btn--nav:hover { background: rgba(0,229,255,0.18); }

.btn--lg { padding: 1rem 2rem; font-size: 1rem; }
.btn--xl { padding: 1.1rem 2.5rem; font-size: 1.1rem; border-radius: var(--r-lg); }

/* ─── NAVEGACIÓN ─────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(8,9,26,0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--c-border2);
  transition: background var(--t);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem clamp(1rem, 4vw, 2rem);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.1rem;
  white-space: nowrap;
}
.nav__logo-icon { font-size: 1.3rem; }
.nav__logo strong { color: var(--c-primary); }

.nav__links {
  display: flex;
  gap: 1.75rem;
  margin-left: auto;
}
.nav__links a {
  font-size: 0.9rem;
  color: var(--c-text-dim);
  font-weight: 500;
  transition: color var(--t);
}
.nav__links a:hover { color: var(--c-text); }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.25rem;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: var(--t);
}

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 1.5rem clamp(1rem, 4vw, 2rem);
  border-top: 1px solid var(--c-border2);
}
.nav__mobile a {
  font-size: 1rem;
  color: var(--c-text-dim);
  transition: color var(--t);
}
.nav__mobile a:hover { color: var(--c-text); }
.nav__mobile.open { display: flex; }

@media (max-width: 768px) {
  .nav__links, .btn--nav { display: none; }
  .nav__hamburger { display: flex; }
}

/* ─── ANIMACIONES BASE ───────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.4); }
}
@keyframes flow {
  0%   { stroke-dashoffset: 100; }
  100% { stroke-dashoffset: 0; }
}
@keyframes shimmer {
  from { background-position: -200% center; }
  to   { background-position: 200% center; }
}

.animate-fade-up {
  opacity: 0;
  animation: fadeUp 0.7s ease forwards;
}
.animate-float { animation: float 4s ease-in-out infinite; }

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

/* ─── HERO ───────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 1rem 4rem;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 40%, rgba(0,229,255,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 20%, rgba(123,97,255,0.07) 0%, transparent 60%);
  pointer-events: none;
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.4;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--c-primary);
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.badge__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-primary);
  animation: pulse-dot 1.5s ease-in-out infinite;
}

.hero__title {
  font-family: var(--f-display);
  font-size: clamp(2.6rem, 6.5vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.05em;
  margin-bottom: 1.5rem;
}

.hero__title-gradient {
  background: var(--c-title-g);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
}
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--c-text-dim);
  max-width: 580px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.hero__tech {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.hero__tech span { font-size: 0.8rem; color: var(--c-text-faint); }

.hero__tech-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.tech-pill {
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--f-display);
  color: var(--c-text-dim);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  letter-spacing: 0.03em;
}

/* Tarjetas flotantes del hero */
.hero__card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 0.85rem 1.1rem;
  box-shadow: var(--shadow-card);
  z-index: 3;
  pointer-events: none;
}
.hero__card strong { display: block; font-family: var(--f-display); font-size: 0.85rem; }
.hero__card small  { display: block; font-size: 0.72rem; color: var(--c-text-dim); margin-top: 2px; }
.card-icon { font-size: 1.6rem; }

.hero__card--1 { bottom: 14%; left: 4%; }
.hero__card--2 { bottom: 22%; right: 4%; animation-delay: 1s; }

@media (max-width: 600px) {
  .hero__card { display: none; }
}

/* ─── PROBLEMAS ──────────────────────────────────────── */
.problemas {
  padding: var(--section-py) 0;
  background: var(--c-bg2);
  text-align: center;
}

.problemas__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.problema-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
  cursor: default;
}
.problema-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,229,255,0.2);
  box-shadow: var(--shadow-glow);
}
.problema-card__icon { font-size: 2.2rem; margin-bottom: 1rem; }
.problema-card h3 { font-family: var(--f-display); font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.problema-card p  { font-size: 0.9rem; color: var(--c-text-dim); line-height: 1.6; }

/* ─── SOLUCIONES ─────────────────────────────────────── */
.soluciones {
  padding: var(--section-py) 0;
  text-align: center;
}

.soluciones__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.solucion-item {
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-lg);
  padding: 2rem 1.5rem;
  text-align: left;
  transition: border-color var(--t), transform var(--t);
  overflow: hidden;
}
.solucion-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--c-primary-g);
  opacity: 0;
  transition: opacity var(--t);
  border-radius: inherit;
  z-index: 0;
}
.solucion-item:hover { transform: translateY(-4px); border-color: rgba(0,229,255,0.3); }
.solucion-item > * { position: relative; z-index: 1; }

.solucion-item__num {
  font-family: var(--f-display);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--c-primary);
  margin-bottom: 0.75rem;
}
.solucion-item__icon { font-size: 1.8rem; margin-bottom: 0.75rem; }
.solucion-item h3 { font-family: var(--f-display); font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.solucion-item p  { font-size: 0.88rem; color: var(--c-text-dim); line-height: 1.6; }

/* ─── TECNOLOGÍA ─────────────────────────────────────── */
.tecnologia {
  padding: var(--section-py) 0;
  background: var(--c-bg2);
  text-align: center;
}

.tech__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
}

.tech-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-lg);
  padding: 2rem 1.25rem;
  transition: transform var(--t), border-color var(--t);
}
.tech-card:hover { transform: translateY(-5px); border-color: rgba(0,229,255,0.3); }

.tech-card__logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: var(--r-md);
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  margin: 0 auto 1rem;
}
.tech-card__logo--n8n { background: linear-gradient(135deg,#ea4b71,#ff7a6b); color: #fff; }
.tech-card__logo--make { background: linear-gradient(135deg,#7b61ff,#c77dff); color: #fff; }
.tech-card__logo--pa  { background: linear-gradient(135deg,#0070f3,#00b4d8); color: #fff; font-size:0.6rem; }
.tech-card__logo--api { background: linear-gradient(135deg,#00e5ff,#0070f3); color: #08091a; }
.tech-card__logo--ai  { background: linear-gradient(135deg,#f72585,#7209b7); color: #fff; }

.tech-card h3 { font-family: var(--f-display); font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.tech-card p  { font-size: 0.85rem; color: var(--c-text-dim); line-height: 1.6; }

/* ─── BENEFICIOS ─────────────────────────────────────── */
.beneficios {
  padding: var(--section-py) 0;
}

.beneficios__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap) 4rem;
  align-items: center;
}

@media (max-width: 768px) {
  .beneficios__inner { grid-template-columns: 1fr; }
  .beneficios__left { text-align: center; }
  .beneficios__left .section-title,
  .beneficios__left .section-subtitle { text-align: center; }
}

.beneficio-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  transition: border-color var(--t), background var(--t);
  margin-bottom: 0.5rem;
}
.beneficio-item:hover {
  background: var(--c-surface);
  border-color: var(--c-border);
}
.beneficio-item__icon { font-size: 1.6rem; flex-shrink: 0; }
.beneficio-item h3 { font-family: var(--f-display); font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; }
.beneficio-item p  { font-size: 0.88rem; color: var(--c-text-dim); }

/* ─── SERVICIOS ──────────────────────────────────────── */
.servicios {
  padding: var(--section-py) 0;
  background: var(--c-bg2);
  text-align: center;
}

.servicios__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.servicio-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-lg);
  padding: 2rem;
  text-align: left;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
  cursor: default;
  position: relative;
}
.servicio-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(0,229,255,0) 0%, rgba(123,97,255,0) 100%);
  transition: background var(--t);
  z-index: -1;
}
.servicio-card:hover {
  transform: translateY(-8px);
  border-color: transparent;
  box-shadow: 0 16px 48px rgba(0,229,255,0.12), 0 4px 16px rgba(0,0,0,0.4);
}
.servicio-card:hover::before {
  background: linear-gradient(135deg, rgba(0,229,255,0.4) 0%, rgba(123,97,255,0.4) 100%);
}
.servicio-card__icon { font-size: 2.2rem; margin-bottom: 1rem; display: block; }
.servicio-card h3 { font-family: var(--f-display); font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; }
.servicio-card p  { font-size: 0.88rem; color: var(--c-text-dim); line-height: 1.6; margin-bottom: 1rem; }

.servicio-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.servicio-card__tags span {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--c-primary);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
}

/* ─── DEMO EDITOR ────────────────────────────────────── */
.demo-editor {
  padding: var(--section-py) 0;
  text-align: center;
}

.editor {
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  padding: 2rem 1.5rem 2rem;
  min-height: 420px;
  overflow: visible;
}

.editor__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}

.editor__nodes {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  position: relative;
  z-index: 2;
  padding: 1rem 0;
}

/* Nodos del editor */
.node {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  background: var(--c-bg2);
  border: 2px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 1rem 1.5rem;
  min-width: 160px;
  cursor: pointer;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
  user-select: none;
}
.node:hover {
  border-color: var(--c-primary);
  transform: scale(1.04);
  box-shadow: 0 0 20px rgba(0,229,255,0.2);
}
.node.active {
  border-color: var(--c-primary);
  background: rgba(0,229,255,0.06);
  box-shadow: 0 0 30px rgba(0,229,255,0.25);
}
.node.done {
  border-color: #00e676;
  background: rgba(0,230,118,0.05);
}

.node__icon  { font-size: 1.6rem; }
.node__label { font-family: var(--f-display); font-size: 0.85rem; font-weight: 700; }

.node__status {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-size: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}
.node__status.show { opacity: 1; }
.node__status.running { background: var(--c-primary); animation: pulse-dot 0.6s infinite; }
.node__status.done    { background: #00e676; }

/* Tooltip */
.node-tooltip {
  position: fixed;
  background: #1a1d3a;
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  color: var(--c-text);
  max-width: 240px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 9999;
  line-height: 1.5;
  box-shadow: var(--shadow-card);
}
.node-tooltip.visible { opacity: 1; }

.editor__controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
}
.editor__hint { font-size: 0.78rem; color: var(--c-text-faint); }

/* Líneas SVG */
.connector-line {
  stroke: rgba(0,229,255,0.3);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 6 4;
}
.connector-line.flowing {
  stroke: var(--c-primary);
  stroke-width: 2.5;
  stroke-dasharray: 10 5;
  animation: flowLine 0.6s linear infinite;
}
@keyframes flowLine {
  to { stroke-dashoffset: -15; }
}

/* Partícula de flujo */
.flow-dot {
  fill: var(--c-primary);
  filter: drop-shadow(0 0 4px var(--c-primary));
}

/* ─── SIMULADOR ──────────────────────────────────────── */
.simulador {
  padding: var(--section-py) 0;
  background: var(--c-bg2);
  text-align: center;
}

.simulador__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
  text-align: left;
}
@media (max-width: 768px) {
  .simulador__inner { grid-template-columns: 1fr; }
}

.simulador__form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-xl);
  padding: 2rem;
}

.sim-field label {
  display: block;
  font-family: var(--f-display);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--c-text);
}

.sim-slider-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sim-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 999px;
  background: var(--c-surface2);
  outline: none;
  cursor: pointer;
}
.sim-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-primary-g);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(0,229,255,0.5);
  transition: transform 0.2s;
}
.sim-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }
.sim-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--c-primary);
  cursor: pointer;
  border: none;
}

.sim-slider-wrap output {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--c-primary);
  min-width: 90px;
  text-align: right;
}

/* Resultados */
.simulador__results {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sim-result-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-lg);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color var(--t);
}
.sim-result-card--highlight {
  border-color: rgba(0,229,255,0.3);
  background: rgba(0,229,255,0.04);
}
.sim-result-card__icon { font-size: 1.8rem; }
.sim-result-card__label { font-size: 0.8rem; color: var(--c-text-dim); margin-bottom: 0.25rem; }
.sim-result-card__value {
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--c-primary);
  transition: all 0.3s;
}

/* Barra de progreso */
.sim-progress-wrap { margin-top: 0.5rem; }
.sim-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--c-text-dim);
  margin-bottom: 0.5rem;
}
.sim-progress-bar {
  height: 10px;
  background: var(--c-surface2);
  border-radius: 999px;
  overflow: hidden;
  display: flex;
}
.sim-progress-bar__manual {
  background: rgba(255,100,100,0.6);
  border-radius: 999px 0 0 999px;
  transition: width 0.5s ease;
}
.sim-progress-bar__auto {
  background: var(--c-primary-g);
  border-radius: 0 999px 999px 0;
  transition: width 0.5s ease;
}

/* ─── CHATBOT ────────────────────────────────────────── */
.chatbot-section {
  padding: var(--section-py) 0;
  text-align: center;
}

.chatbot-demo {
  max-width: 500px;
  margin: 0 auto;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--c-surface2);
  border-bottom: 1px solid var(--c-border2);
}
.chat-header__avatar {
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  background: rgba(0,229,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.chat-header strong { font-family: var(--f-display); font-size: 0.9rem; display: block; }
.chat-online { font-size: 0.72rem; color: #00e676; }

.chat-messages {
  padding: 1.25rem;
  min-height: 260px;
  max-height: 340px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  scroll-behavior: smooth;
}
/* Scrollbar personalizado */
.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--c-surface2); border-radius: 2px; }

.chat-msg {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  animation: fadeUp 0.3s ease;
}
.chat-msg--user { flex-direction: row-reverse; }

.chat-msg__avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--c-surface2);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chat-msg__bubble {
  max-width: 78%;
  padding: 0.75rem 1rem;
  border-radius: 18px;
  font-size: 0.88rem;
  line-height: 1.5;
}
.chat-msg--bot  .chat-msg__bubble {
  background: var(--c-surface2);
  border-radius: 4px 18px 18px 18px;
  color: var(--c-text);
}
.chat-msg--user .chat-msg__bubble {
  background: var(--c-primary-g);
  color: #08091a;
  border-radius: 18px 18px 4px 18px;
  font-weight: 500;
}

/* Typing indicator */
.chat-typing .chat-msg__bubble {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 0.9rem 1rem;
}
.typing-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-text-dim);
  animation: typingBounce 1.2s ease-in-out infinite;
}
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30%            { transform: translateY(-6px); }
}

/* Sugerencias */
.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--c-border2);
}
.chat-suggestion {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--c-primary);
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--t);
}
.chat-suggestion:hover { background: rgba(0,229,255,0.15); }

/* Input */
.chat-input-wrap {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-top: 1px solid var(--c-border2);
}
.chat-input {
  flex: 1;
  background: var(--c-bg2);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-md);
  padding: 0.6rem 0.9rem;
  color: var(--c-text);
  font-family: var(--f-body);
  font-size: 0.88rem;
  outline: none;
  transition: border-color var(--t);
}
.chat-input:focus { border-color: rgba(0,229,255,0.4); }
.chat-input::placeholder { color: var(--c-text-faint); }
.chat-send {
  width: 40px;
  height: 40px;
  background: var(--c-primary-g);
  color: #08091a;
  border-radius: var(--r-md);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.chat-send:hover {
  transform: scale(1.08);
  box-shadow: 0 4px 16px rgba(0,229,255,0.4);
}

/* ─── CTA FINAL ──────────────────────────────────────── */
.cta-final {
  padding: var(--section-py) 0;
  text-align: center;
}

.cta-final__inner {
  position: relative;
  background: linear-gradient(160deg, #0d0f26 0%, #111330 50%, #0d0f26 100%);
  border: 1px solid rgba(0,229,255,0.2);
  border-radius: var(--r-xl);
  padding: clamp(3.5rem, 7vw, 6rem) 2rem;
  overflow: hidden;
}
.cta-final__inner::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--r-xl);
  background: linear-gradient(135deg, rgba(0,229,255,0.2), rgba(123,97,255,0.2), rgba(0,229,255,0.1));
  z-index: -1;
}

.cta-final__glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(0,229,255,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 20% 0%, rgba(123,97,255,0.1) 0%, transparent 60%);
  pointer-events: none;
}

.cta-final__title {
  font-family: var(--f-display);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
  position: relative;
}

.cta-final__sub {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--c-text-dim);
  max-width: 520px;
  margin: 0 auto 2rem;
  line-height: 1.7;
  position: relative;
}

.cta-final__note {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--c-text-faint);
}

/* ─── FOOTER ─────────────────────────────────────────── */
.footer {
  background: #06071566;
  border-top: 1px solid var(--c-border2);
  padding: 4rem 0 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
  .footer__grid { grid-template-columns: 1fr; }
}

.footer__logo {
  font-family: var(--f-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.footer__brand p {
  font-size: 0.88rem;
  color: var(--c-text-dim);
  line-height: 1.6;
  max-width: 240px;
}

.footer__social { display: flex; gap: 0.75rem; margin-top: 1.25rem; }
.footer__social a {
  font-size: 1.3rem;
  opacity: 0.6;
  transition: opacity var(--t), transform var(--t);
}
.footer__social a:hover { opacity: 1; transform: scale(1.15); }

.footer__col h4 {
  font-family: var(--f-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-text-dim);
  margin-bottom: 1rem;
}
.footer__col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer__col li a, .footer__contact p, .footer__contact a {
  font-size: 0.88rem;
  color: var(--c-text-dim);
  transition: color var(--t);
}
.footer__col li a:hover, .footer__contact a:hover { color: var(--c-primary); }
.footer__contact p { margin-bottom: 0.5rem; }

.footer__bottom {
  border-top: 1px solid var(--c-border2);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer__bottom p { font-size: 0.78rem; color: var(--c-text-faint); }

/* ─── BOTÓN FLOTANTE WHATSAPP ────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9998;
  width: 58px;
  height: 58px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  transition: transform 0.3s, box-shadow 0.3s;
}
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 30px rgba(37,211,102,0.65);
}
.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,0.4);
  animation: pulse-dot 2s ease-in-out infinite;
  pointer-events: none;
}

.whatsapp-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  background: #1a1d3a;
  color: var(--c-text);
  font-size: 0.78rem;
  white-space: nowrap;
  padding: 0.4rem 0.8rem;
  border-radius: var(--r-sm);
  pointer-events: none;
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.2s, transform 0.2s;
}
.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ─── SCROLL REVEAL ──────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ajustes ─────────────────────────────── */
@media (max-width: 480px) {
  .hero__ctas { flex-direction: column; align-items: center; }
  .btn--lg { width: 100%; }
  .editor__nodes { gap: 1.5rem; }
  .node { min-width: 130px; padding: 0.8rem 1rem; }
}

/* ─── UTILIDAD: texto con gradiente ─────────────────── */
.text-gradient {
  background: var(--c-title-g);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 5s ease infinite;
}

/* ─── STATS BAR ──────────────────────────────────────── */
.stats-bar {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border2);
  border-bottom: 1px solid var(--c-border2);
  padding: 2.5rem 0;
}

.stats-bar__grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.stats-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  padding: 1rem 3rem;
  flex: 1;
  min-width: 160px;
}

.stats-bar__num {
  font-family: var(--f-display);
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  background: var(--c-title-g);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.stats-bar__num-suffix {
  font-family: var(--f-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  background: var(--c-title-g);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
/* Número y sufijo en la misma línea */
.stats-bar__item > .stats-bar__num,
.stats-bar__item > .stats-bar__num-suffix {
  display: inline;
}
.stats-bar__item {
  position: relative;
}
.stats-bar__num,
.stats-bar__num-suffix {
  display: inline;
}

.stats-bar__label {
  font-size: 0.82rem;
  color: var(--c-text-dim);
  font-weight: 500;
  letter-spacing: 0.01em;
  text-align: center;
  margin-top: 0.15rem;
  display: block;
}

.stats-bar__divider {
  width: 1px;
  height: 48px;
  background: var(--c-border2);
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .stats-bar__divider { display: none; }
  .stats-bar__item { padding: 0.75rem 1.5rem; min-width: 140px; }
}

/* ─── HERO — mejoras visuales ────────────────────────── */
.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--c-text-dim);
  max-width: 580px;
  margin: 0 auto 2.5rem;
  line-height: 1.75;
  font-weight: 400;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--c-primary);
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.25);
  padding: 0.45rem 1.1rem;
  border-radius: 999px;
  margin-bottom: 1.75rem;
}

/* Tech pills mejorados */
.tech-pill {
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--f-display);
  color: var(--c-text-dim);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
  transition: border-color 0.2s, color 0.2s;
}
.tech-pill:hover {
  border-color: rgba(0,229,255,0.4);
  color: var(--c-primary);
}

/* ─── SECTION LABEL mejorado ─────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--f-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-primary);
  background: rgba(0,229,255,0.07);
  border: 1px solid rgba(0,229,255,0.2);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1.1rem;
}

/* ─── TECH CARDS mejoradas ───────────────────────────── */
.tech-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-lg);
  padding: 2rem 1.25rem;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
  text-align: center;
}
.tech-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,229,255,0.3);
  box-shadow: 0 12px 40px rgba(0,229,255,0.1);
}
.tech-card__logo {
  width: 64px;
  height: 64px;
  border-radius: var(--r-md);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* ─── PROBLEMA CARDS mejoradas ───────────────────────── */
.problema-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border2);
  border-radius: var(--r-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
  cursor: default;
}
.problema-card:hover {
  transform: translateY(-6px);
  border-color: rgba(199,125,255,0.3);
  box-shadow: 0 12px 40px rgba(123,97,255,0.12);
}

/* ─── SIMULADOR highlight card ───────────────────────── */
.sim-result-card--highlight {
  border-color: rgba(0,229,255,0.35);
  background: linear-gradient(135deg, rgba(0,229,255,0.05) 0%, rgba(123,97,255,0.05) 100%);
  box-shadow: 0 4px 24px rgba(0,229,255,0.1);
}

/* ─── FOOTER logo ────────────────────────────────────── */
.footer__logo {
  font-family: var(--f-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--c-title-g);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}