/* =============================================================
   nodomarketing.es — estilos.css
   Modo oscuro único derivado de la marca: naranja #DF922F + carbón #3D3935.
   Mobile-first. Breakpoints: 540 / 720 / 960 / 1280.
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* Color */
  --fondo:        #14120F;
  --superficie:   #1B1815;
  --tarjeta:      #211D18;
  --carbon:       #3D3935;
  --naranja:      #DF922F;
  --naranja-suave:#E8A952;
  --naranja-dim:  rgba(223, 146, 47, .14);
  --naranja-glow: rgba(223, 146, 47, .35);
  --crema:        #F4EFE7;
  --texto-suave:  #C9C2B6;
  --texto-mute:   #99917f;
  --linea:        rgba(244, 239, 231, .10);
  --glow:         0 0 24px rgba(223, 146, 47, .28);

  /* Tipografía */
  --display: "Sora", "Inter", system-ui, "Segoe UI", Arial, sans-serif;
  --sans:    "Inter", system-ui, "Segoe UI", Arial, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  /* Ritmo */
  --gutter: clamp(1.1rem, 4vw, 2rem);
  --ancho: 1180px;
  --nav-alto: 72px;

  /* Easings */
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* =============================================================
   2. Reset y base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-alto) + 12px);
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--texto-suave);
  background: var(--fondo);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; padding: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { font-family: var(--display); color: var(--crema); text-wrap: balance; line-height: 1.08; letter-spacing: -0.02em; }
::selection { background: var(--naranja); color: var(--fondo); }
:focus-visible { outline: 2px solid var(--naranja); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--crema); color: var(--fondo);
  z-index: 9999; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* El atributo hidden gana siempre, aunque el elemento tenga display propio */
[hidden] { display: none !important; }

/* =============================================================
   3. Utilidades
   ============================================================= */
.contenedor { width: min(100% - 2 * var(--gutter), var(--ancho)); margin-inline: auto; }

.eyebrow {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--naranja);
}
.eyebrow::before { content: "// "; opacity: .6; }

.seccion { padding-block: clamp(4rem, 10vw, 7rem); position: relative; }
.seccion-cabecera { max-width: 640px; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.seccion-cabecera h2 {
  font-size: clamp(1.8rem, 4.4vw, 2.9rem);
  font-weight: 700;
  margin-top: .55rem;
}
.seccion-cabecera p { margin-top: .8rem; font-size: 1.02rem; }

/* =============================================================
   4. Componentes
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.6rem;
  border-radius: 999px;
  font-family: var(--display);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  transition: transform .3s var(--ease-out), box-shadow .3s var(--ease-out),
              background-color .3s var(--ease-out), color .3s var(--ease-out),
              border-color .3s var(--ease-out);
}
.btn-primario {
  background: var(--naranja);
  color: var(--fondo);
  box-shadow: var(--glow);
}
.btn-primario:hover { background: var(--naranja-suave); transform: translateY(-2px); box-shadow: 0 0 34px var(--naranja-glow); }
.btn-fantasma {
  border: 1px solid var(--carbon);
  color: var(--crema);
  background: rgba(244, 239, 231, .03);
}
.btn-fantasma:hover { border-color: var(--naranja); color: var(--naranja-suave); transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }

.chip {
  display: inline-block;
  padding: .28rem .7rem;
  border: 1px solid var(--linea);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .06em;
  color: var(--texto-suave);
  background: rgba(244, 239, 231, .03);
  white-space: nowrap;
}

.badge-curso {
  display: inline-flex; align-items: center; gap: .45rem;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .14em;
  color: var(--naranja);
  border: 1px solid var(--naranja-dim);
  background: var(--naranja-dim);
  border-radius: 999px;
  padding: .3rem .75rem;
}
.badge-curso::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--naranja);
  animation: pulso 2.4s ease-in-out infinite;
}

/* Tarjeta glass — fallback sólido primero */
.glass {
  background: var(--tarjeta);
  border: 1px solid var(--linea);
  border-radius: 18px;
}
@supports (backdrop-filter: blur(14px)) {
  .glass {
    background: rgba(33, 29, 24, .72);
    backdrop-filter: blur(14px) saturate(130%);
    -webkit-backdrop-filter: blur(14px) saturate(130%);
  }
}

/* =============================================================
   5. Navegación
   ============================================================= */
.nav {
  position: fixed; inset: 0 0 auto 0;
  z-index: 900;
  height: var(--nav-alto);
  display: flex; align-items: center;
  transition: background-color .35s var(--ease-soft), border-color .35s var(--ease-soft),
              height .35s var(--ease-soft), box-shadow .35s var(--ease-soft);
  border-bottom: 1px solid transparent;
}
.nav.compacta {
  height: 60px;
  background: rgba(20, 18, 15, .82);
  border-bottom-color: var(--linea);
  box-shadow: 0 12px 30px -18px rgba(0, 0, 0, .8);
}
@supports (backdrop-filter: blur(14px)) {
  .nav.compacta { background: rgba(20, 18, 15, .6); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.nav-logo { display: inline-flex; align-items: center; gap: .6rem; }
.nav-isotipo { width: 38px; height: 38px; }
.nav-wordmark { height: 21px; width: auto; }
.nav-links { display: none; align-items: center; gap: 1.6rem; list-style: none; padding: 0; }
.nav-links a {
  font-size: .9rem; color: var(--texto-suave);
  position: relative; padding-block: .3rem;
  transition: color .25s var(--ease-out);
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px; background: var(--naranja);
  transform: scaleX(0); transform-origin: right;
  transition: transform .35s var(--ease-out);
}
.nav-links a:hover { color: var(--crema); }
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { display: none; }
.nav-burger {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; padding: 10px; margin-right: -10px;
}
.nav-burger span {
  display: block; height: 2px; width: 100%;
  background: var(--crema); border-radius: 2px;
  transition: transform .3s var(--ease-out), opacity .3s var(--ease-out);
}
.nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-movil {
  position: fixed; inset: 0; z-index: 850;
  background: rgba(20, 18, 15, .96);
  display: grid; place-content: center; text-align: center;
  opacity: 0; visibility: hidden;
  transition: opacity .35s var(--ease-out), visibility 0s .35s;
}
.nav-movil.abierto { opacity: 1; visibility: visible; transition-delay: 0s; }
.nav-movil ul { list-style: none; padding: 0; display: grid; gap: 1.6rem; }
.nav-movil a {
  font-family: var(--display); font-size: 1.7rem; font-weight: 600; color: var(--crema);
}
.nav-movil a:hover { color: var(--naranja-suave); }

/* =============================================================
   6. Hero
   ============================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex; align-items: center;
  padding-block: calc(var(--nav-alto) + 3rem) 4rem;
  isolation: isolate;
  /* Respaldo sin JS/canvas: halos naranjas sutiles */
  background:
    radial-gradient(42% 34% at 78% 18%, rgba(223, 146, 47, .08), transparent 70%),
    radial-gradient(38% 30% at 12% 78%, rgba(223, 146, 47, .06), transparent 70%),
    var(--fondo);
}
.hero-canvas {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%;
}
.hero-scrim {
  position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(65% 60% at 38% 52%, rgba(20, 18, 15, .78), rgba(20, 18, 15, .25) 62%, transparent 100%);
  pointer-events: none;
}
.hero-contenido { max-width: 760px; }
.hero h1 {
  margin-top: 1rem;
  font-size: clamp(2.6rem, 7.5vw, 4.9rem);
  font-weight: 700;
  line-height: 1.02;
  max-width: 16ch;
}
.hero h1 em {
  font-style: normal;
  color: var(--naranja);
  text-shadow: 0 0 28px var(--naranja-glow);
}
.hero-sub {
  margin-top: 1.3rem;
  font-size: clamp(1rem, 2.2vw, 1.18rem);
  max-width: 52ch;
}
.hero-ctas { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: .9rem; }
.hero-confianza {
  margin-top: 3rem;
  display: flex; flex-wrap: wrap; gap: .6rem 1.8rem;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .08em;
  color: var(--texto-mute);
  list-style: none; padding: 0;
}
.hero-confianza b { color: var(--naranja); font-weight: 500; }

/* =============================================================
   7. Métricas
   ============================================================= */
.metricas { border-block: 1px solid var(--linea); background: var(--superficie); }
.metricas-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2rem 1.2rem;
  padding-block: clamp(2.4rem, 6vw, 3.6rem);
}
.metrica-valor {
  font-family: var(--display);
  font-size: clamp(2.1rem, 5.4vw, 3.4rem);
  font-weight: 700;
  color: var(--crema);
  line-height: 1;
  display: flex; align-items: baseline; gap: .1em;
}
.metrica-valor .sufijo { font-size: .55em; color: var(--naranja); }
.metrica-pie {
  margin-top: .55rem;
  font-size: .8rem; color: var(--texto-mute);
  max-width: 24ch;
}
.metrica-pie b { color: var(--texto-suave); font-weight: 500; }

/* =============================================================
   8. Marquee de clientes
   ============================================================= */
.marquee {
  overflow: hidden;
  border-bottom: 1px solid var(--linea);
  padding-block: 1.7rem 2rem;
}
.marquee-titulo {
  text-align: center;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .2em;
  text-transform: uppercase; color: var(--texto-mute);
  margin-bottom: 1.4rem;
}
.marquee-pista {
  display: flex; width: max-content;
  animation: marquee 40s linear infinite;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee:hover .marquee-pista { animation-play-state: paused; }
.marquee-grupo {
  display: flex; align-items: center;
  gap: clamp(2.6rem, 6vw, 4.5rem);
  padding-right: clamp(2.6rem, 6vw, 4.5rem);
  list-style: none; margin: 0;
}
.marca { display: flex; align-items: center; }
/* Los logotipos se normalizan a crema para convivir entre sí y con el fondo */
/* Todos los logos vienen en un lienzo idéntico con la masa visual igualada:
   ocupan el mismo espacio sin ajustes por logo. */
.logo-cliente {
  width: 172px; height: 63px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: .55;
  transition: opacity .35s var(--ease-out);
}
.marca:hover .logo-cliente { opacity: 1; }

/* Lockup: sello ilustrado + nombre en texto real, en el mismo hueco que un
   logotipo. El sello no se invierte (una ilustración se destruiría) y el
   nombre se lee nítido a cualquier tamaño. */
.marca-lockup {
  display: flex; align-items: center; gap: .55rem;
  width: 172px; height: 63px;
}
.marca-lockup img {
  flex: none;
  height: 48px; width: auto;
  opacity: .7;
  transition: opacity .35s var(--ease-out);
}
.lockup-nombre {
  font-family: var(--display); font-weight: 600;
  font-size: .8rem; line-height: 1.2; letter-spacing: -0.01em;
  color: var(--crema); opacity: .55;
  transition: opacity .35s var(--ease-out);
}
.marca:hover .marca-lockup img,
.marca:hover .lockup-nombre { opacity: 1; }
.marca-texto {
  font-family: var(--display); font-weight: 600; font-size: 1.02rem;
  color: var(--crema); opacity: .42; white-space: nowrap;
  transition: opacity .35s var(--ease-out);
}
.marca:hover .marca-texto { opacity: 1; }
/* Cuatro grupos en la pista: se desplaza uno exacto (-25%) y los tres
   restantes cubren siempre el viewport, sin huecos en el bucle. */
@keyframes marquee { to { transform: translateX(-25%); } }

/* =============================================================
   9. Servicios
   ============================================================= */
.servicios-grid { display: grid; gap: 1.1rem; }
.servicio {
  padding: 1.7rem 1.5rem;
  display: flex; flex-direction: column; gap: .8rem;
  position: relative;
  overflow: clip;
  transition: transform .35s var(--ease-out), border-color .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.servicio:hover { transform: translateY(-4px); border-color: rgba(223, 146, 47, .4); box-shadow: var(--glow); }
.servicio-num {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .16em;
  color: var(--naranja);
}
.servicio h3 { font-size: 1.22rem; font-weight: 600; }
.servicio p { font-size: .93rem; }
.servicio-link {
  margin-top: auto; padding-top: .6rem;
  font-family: var(--mono); font-size: .74rem; letter-spacing: .1em;
  color: var(--naranja);
  transition: color .25s var(--ease-out);
}
.servicio-link:hover { color: var(--naranja-suave); }
.servicio-icono { width: 42px; height: 42px; color: var(--naranja); }
.servicio-icono svg { width: 100%; height: 100%; }

/* =============================================================
   10. Casos de éxito
   ============================================================= */
.casos { background: var(--superficie); border-block: 1px solid var(--linea); }

/* Servicios comunes a todos los casos, declarados una sola vez */
.casos-nota {
  margin-bottom: clamp(1.6rem, 4vw, 2.4rem);
  padding: 1.1rem 1.3rem;
  border: 1px solid var(--linea);
  border-left: 3px solid var(--naranja);
  border-radius: 4px 14px 14px 4px;
  background: rgba(223, 146, 47, .05);
  font-size: .93rem; color: var(--texto-suave);
  max-width: 68ch;
}
.casos-nota strong { color: var(--crema); font-weight: 600; }
.casos-nota span { display: block; margin-top: .3rem; font-size: .84rem; color: var(--texto-mute); }

.caso {
  padding: 2.1rem 1.8rem;
  display: flex; flex-direction: column; gap: .9rem;
  transition: transform .35s var(--ease-out), border-color .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.caso:hover { border-color: rgba(223, 146, 47, .35); box-shadow: var(--glow); }
.caso-sector {
  font-family: var(--mono); font-size: .7rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--texto-mute);
}

/* Hueco de identidad de la tarjeta: logo o, si no lo hay, wordmark */
.caso-marca {
  display: flex; align-items: center;
  height: 52px; margin-block: .1rem .2rem;
}
.caso-marca .logo-cliente {
  width: 148px; height: 52px;
  object-position: left center;
  opacity: .92;
}
.caso:hover .caso-marca .logo-cliente { opacity: 1; }
.caso-marca .marca-texto { font-size: 1.35rem; opacity: .92; }
.caso-marca .marca-lockup { width: 148px; height: 52px; gap: .5rem; }
.caso-marca .marca-lockup img { height: 44px; opacity: .95; }
.caso-marca .lockup-nombre { font-size: 1rem; opacity: 1; }
.caso:hover .caso-marca .marca-lockup img { opacity: 1; }
.caso-marca-grande { height: 68px; }
.caso-marca-grande .logo-cliente { width: 194px; height: 68px; }
.caso h3 { font-size: 1.3rem; font-weight: 600; }

/* Dato protagonista de cada caso */
.caso-dato {
  display: flex; align-items: baseline; gap: .12em;
  font-family: var(--display); font-weight: 700;
  font-size: clamp(2.6rem, 5.5vw, 3.4rem);
  line-height: 1; color: var(--crema);
  margin-top: .3rem;
  font-variant-numeric: tabular-nums;
}
.caso-dato-sufijo { font-size: .42em; color: var(--naranja); }
.caso-dato-curso { min-height: 1em; align-items: center; }
.caso-dato-curso .badge-curso { font-size: .8rem; padding: .5rem 1.05rem; letter-spacing: .16em; }
.caso-dato-pie {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .05em;
  color: var(--texto-mute); margin-top: -.35rem;
}
.caso-linea { font-size: .93rem; color: var(--texto-suave); max-width: 42ch; }

/* Mini-fichas de dato del caso destacado */
.caso-mini-fichas {
  list-style: none; padding: 0; margin-top: .6rem;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem;
}
.caso-mini-fichas li {
  display: grid; gap: .3rem; align-content: start; justify-items: center;
  padding: .85rem .45rem;
  text-align: center;
  border: 1px solid var(--linea); border-radius: 12px;
  background: rgba(20, 18, 15, .45);
}
.mini-cifra {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(1.05rem, 3.4vw, 1.3rem);
  white-space: nowrap;
  color: var(--crema); font-variant-numeric: tabular-nums;
}
.mini-pie { font-size: .68rem; line-height: 1.35; color: var(--texto-mute); text-wrap: balance; }
.caso-chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.caso-web {
  margin-top: auto; padding-top: .4rem;
  font-family: var(--mono); font-size: .76rem; letter-spacing: .06em;
  color: var(--naranja);
}

/* Lo distintivo de cada caso, en filas compactas */
.caso-extras {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: .5rem;
}
/* Sin flex: con negritas dentro, cada fragmento de texto se volvería
   un ítem flex independiente y las palabras se separarían. */
.caso-extras li {
  position: relative;
  padding-left: 1.2rem;
  font-size: .87rem; line-height: 1.5; color: var(--texto-suave);
}
.caso-extras li::before {
  content: ""; position: absolute; left: 0; top: .58em;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--naranja); opacity: .85;
}
.caso-extras b {
  font-family: var(--mono); font-weight: 500; font-size: .95em;
  color: var(--crema); font-variant-numeric: tabular-nums;
}

/* La web del cliente, como una ventana de navegador */
.caso-navegadores { margin-top: auto; display: grid; gap: .6rem; }
.caso-navegador {
  margin-top: auto;
  display: flex; align-items: center; flex-wrap: wrap; gap: .5rem .7rem;
  padding: .7rem .9rem;
  border: 1px solid var(--linea); border-radius: 12px;
  background: linear-gradient(180deg, rgba(244, 239, 231, .05), rgba(20, 18, 15, .35));
  transition: border-color .3s var(--ease-out), box-shadow .3s var(--ease-out), transform .3s var(--ease-out);
}
.caso-navegadores .caso-navegador { margin-top: 0; }
.caso-navegador:hover {
  border-color: rgba(223, 146, 47, .5);
  box-shadow: var(--glow);
  transform: translateY(-2px);
}
.nav-puntos { display: flex; gap: 4px; flex: none; }
.nav-puntos i { width: 7px; height: 7px; border-radius: 50%; background: rgba(244, 239, 231, .18); }
.caso-navegador:hover .nav-puntos i:first-child { background: var(--naranja); }
.nav-url {
  flex: 1 1 auto; min-width: 0;
  font-family: var(--mono); font-size: .88rem; letter-spacing: .01em;
  color: var(--crema);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.caso-navegador:hover .nav-url { color: var(--naranja-suave); }
.nav-url::after { content: " ↗"; color: var(--naranja); }
.nav-etiqueta {
  flex: none;
  font-family: var(--mono); font-size: .64rem; letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--texto-mute);
  border: 1px solid var(--linea); border-radius: 999px;
  padding: .18rem .55rem;
}
.caso-web:hover { color: var(--naranja-suave); text-decoration: underline; text-underline-offset: 4px; }

/* Caso destacado */
.caso-destacado > div {
  display: flex; flex-direction: column; gap: 1.1rem;
}
.caso-destacado {
  display: grid; gap: clamp(2rem, 4vw, 2.8rem);
  padding: clamp(1.9rem, 4vw, 3rem);
  border-color: rgba(223, 146, 47, .3);
  background:
    radial-gradient(60% 90% at 100% 0%, rgba(223, 146, 47, .07), transparent 60%),
    var(--tarjeta);
  margin-bottom: 1.1rem;
}
.caso-destacado .caso-titular {
  font-size: clamp(1.9rem, 4.6vw, 2.8rem);
  font-weight: 700; line-height: 1.05;
}
.caso-destacado .caso-titular b { color: var(--naranja); font-weight: 700; }
.caso-dato-grande { display: flex; align-items: baseline; gap: .6rem; flex-wrap: wrap; margin-top: 1.2rem; }
.caso-dato-grande .antes {
  font-family: var(--mono); font-size: 1.15rem; color: var(--texto-mute);
  text-decoration: line-through; text-decoration-color: rgba(223, 146, 47, .55);
}
.caso-dato-grande .despues {
  font-family: var(--display); font-weight: 700; font-size: clamp(2.4rem, 6vw, 3.6rem);
  color: var(--naranja); line-height: 1;
  text-shadow: 0 0 30px var(--naranja-glow);
}
.caso-dato-grande .unidad { font-size: .85rem; color: var(--texto-mute); }
.pill-mejora {
  align-self: center;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .08em;
  color: var(--naranja);
  border: 1px solid rgba(223, 146, 47, .45);
  background: var(--naranja-dim);
  border-radius: 999px;
  padding: .3rem .75rem;
  white-space: nowrap;
}

/* Gráfico de barras CSS (coste por lead) */
.grafico {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: .8rem; align-items: end;
  height: 190px;
  padding: 1.1rem 1rem .9rem;
  border: 1px solid var(--linea); border-radius: 14px;
  background: rgba(20, 18, 15, .5);
}
.grafico-col { display: flex; flex-direction: column; justify-content: flex-end; gap: .5rem; height: 100%; text-align: center; }
.grafico-barra {
  --altura: 50%;
  height: var(--altura);
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, var(--naranja), rgba(223, 146, 47, .45));
  box-shadow: 0 0 18px rgba(223, 146, 47, .18);
  transform-origin: bottom;
  transform: scaleY(0);
  transition: transform .9s var(--ease-out);
}
.grafico-col:nth-child(2) .grafico-barra { transition-delay: .12s; }
.grafico-col:nth-child(3) .grafico-barra { transition-delay: .24s; }
.grafico-col:nth-child(4) .grafico-barra { transition-delay: .36s; }
.grafico.dibujado .grafico-barra { transform: scaleY(1); }
.grafico-valor { font-family: var(--mono); font-size: .74rem; color: var(--crema); }
.grafico-mes { font-family: var(--mono); font-size: .66rem; letter-spacing: .08em; color: var(--texto-mute); text-transform: uppercase; }
.grafico-pie { margin-top: .6rem; font-size: .74rem; color: var(--texto-mute); }

.casos-grid { display: grid; gap: 1.1rem; }

/* =============================================================
   11. Proceso
   ============================================================= */
.proceso-linea { display: grid; gap: 1.4rem; counter-reset: paso; position: relative; }
.paso {
  position: relative;
  padding: 1.4rem 1.3rem 1.4rem 3.6rem;
  border: 1px solid var(--linea);
  border-radius: 16px;
  background: var(--superficie);
  transition: border-color .4s var(--ease-out), box-shadow .4s var(--ease-out);
}
.paso::before {
  counter-increment: paso;
  content: "0" counter(paso);
  position: absolute; left: 1.15rem; top: 1.45rem;
  font-family: var(--mono); font-size: .8rem; color: var(--texto-mute);
  transition: color .4s var(--ease-out), text-shadow .4s var(--ease-out);
}
.paso::after {
  content: ""; position: absolute; left: 1.62rem; top: 3.3rem; bottom: -1.5rem;
  width: 1px; background: linear-gradient(180deg, var(--carbon), transparent);
}
.paso:last-child::after { display: none; }
.paso.encendido { border-color: rgba(223, 146, 47, .38); box-shadow: var(--glow); }
.paso.encendido::before { color: var(--naranja); text-shadow: 0 0 14px var(--naranja-glow); }
.paso h3 { font-size: 1.08rem; font-weight: 600; }
.paso p { font-size: .9rem; margin-top: .35rem; }

/* =============================================================
   12. Nosotros
   ============================================================= */
.nosotros-grid { display: grid; gap: 2.2rem; align-items: center; }
.nosotros-figura { position: relative; width: min(240px, 55vw); margin-inline: auto; }
/* Halo con gradiente radial que se desvanece ANTES de su borde: nunca
   dibuja un recuadro (a diferencia de filter: drop-shadow en iOS). */
.nosotros-figura::before {
  content: ""; position: absolute; inset: -16%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(223, 146, 47, .16), transparent 66%);
  pointer-events: none;
}
.nosotros-figura img {
  position: relative;
  width: 100%;
  border-radius: 50%;
}
.nosotros-texto .destacado { color: var(--crema); font-size: 1.1rem; }
.nosotros-puntos {
  list-style: none; padding: 0;
  margin-top: 1.4rem;
  display: grid; gap: .75rem;
}
.nosotros-puntos li {
  display: flex; align-items: flex-start; gap: .75rem;
  padding: .95rem 1.05rem;
  border: 1px solid var(--linea); border-radius: 14px;
  background: rgba(244, 239, 231, .03);
  font-size: .92rem; line-height: 1.5; color: var(--texto-suave);
  transition: border-color .3s var(--ease-out);
}
.nosotros-puntos li:hover { border-color: rgba(223, 146, 47, .35); }
.nosotros-puntos li::before {
  content: ""; flex: none;
  width: 10px; height: 10px; border-radius: 50%;
  margin-top: .32em;
  background: var(--naranja);
  box-shadow: 0 0 10px var(--naranja-glow);
}

/* =============================================================
   13. Contacto
   ============================================================= */
.contacto { background: var(--superficie); border-top: 1px solid var(--linea); }
.contacto-grid { display: grid; gap: 2.4rem; }

.formulario { display: grid; gap: 1rem; }
.campo { display: grid; gap: .4rem; }
.campo label { font-size: .82rem; font-weight: 500; color: var(--crema); }
.campo input, .campo select, .campo textarea {
  width: 100%;
  padding: .8rem .95rem;
  border-radius: 12px;
  border: 1px solid var(--linea);
  background: rgba(20, 18, 15, .6);
  color: var(--crema);
  font: inherit;
  transition: border-color .25s var(--ease-out), box-shadow .25s var(--ease-out);
}
.campo select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--naranja) 50%), linear-gradient(135deg, var(--naranja) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none;
  border-color: var(--naranja);
  box-shadow: 0 0 0 3px var(--naranja-dim);
}
.campo textarea { min-height: 120px; resize: vertical; }
.campo-consent { display: flex; gap: .6rem; align-items: flex-start; font-size: .8rem; color: var(--texto-mute); }
.campo-consent input { width: 16px; height: 16px; margin-top: .2rem; accent-color: var(--naranja); flex: none; }
.campo-consent a { color: var(--naranja); text-decoration: underline; text-underline-offset: 3px; }
.campo-honey { position: absolute; left: -9999px; opacity: 0; pointer-events: none; }

.form-estado { font-size: .86rem; min-height: 1.4em; }
.form-estado.ok { color: #8fce8f; }
.form-estado.error { color: #e0a184; }
.formulario.enviando .btn { opacity: .6; pointer-events: none; }

.contacto-vias { display: grid; gap: 1rem; align-content: start; }
.via {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.15rem 1.25rem;
}
.via-icono {
  width: 44px; height: 44px; flex: none;
  display: grid; place-items: center;
  border-radius: 12px;
  background: var(--naranja-dim);
  color: var(--naranja);
}
.via-icono svg { width: 22px; height: 22px; }
.via h3 { font-size: .95rem; font-weight: 600; }
.via p, .via a.via-dato { font-size: .85rem; color: var(--texto-suave); word-break: break-word; }
a.via-dato:hover { color: var(--naranja-suave); }
.via[hidden] { display: none; }
.contacto-nota { font-size: .78rem; color: var(--texto-mute); }

/* =============================================================
   14. Pie
   ============================================================= */
.pie { padding-block: 3rem 2.2rem; border-top: 1px solid var(--linea); }
.pie-grid { display: grid; gap: 1.6rem; align-items: center; text-align: center; justify-items: center; }
.pie-logo img { width: 150px; opacity: .92; }
.pie-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.4rem; font-size: .82rem; color: var(--texto-mute); }
.pie-links a:hover { color: var(--naranja-suave); }
.pie-nota { font-size: .74rem; color: var(--texto-mute); }
.pie-nota a { color: var(--texto-suave); }
.pie-nota a:hover { color: var(--naranja-suave); }

/* =============================================================
   15. Asistente IA flotante
   ============================================================= */
.asistente-burbuja {
  position: fixed; right: 1.1rem; bottom: 1.1rem; z-index: 940;
  display: flex; align-items: center; gap: .6rem;
  height: 58px; padding: 5px 1.15rem 5px 5px;
  border: 1px solid var(--linea);
  border-radius: 999px;
  background: rgba(33, 29, 24, .88);
  box-shadow: 0 8px 30px -8px rgba(0, 0, 0, .6), var(--glow);
  transition: transform .3s var(--ease-bounce), box-shadow .3s var(--ease-out);
}
@supports (backdrop-filter: blur(14px)) {
  .asistente-burbuja { background: rgba(33, 29, 24, .72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
}
.asistente-burbuja img { width: 46px; height: 46px; border-radius: 50%; object-fit: contain; }
.asistente-etiqueta {
  font-family: var(--display); font-weight: 600; font-size: .88rem;
  color: var(--crema); white-space: nowrap;
}
.asistente-burbuja:hover { transform: translateY(-2px) scale(1.03); box-shadow: 0 8px 30px -8px rgba(0, 0, 0, .6), 0 0 34px var(--naranja-glow); }

.asistente-panel {
  position: fixed; right: 1.1rem; bottom: 5.4rem; z-index: 950;
  width: min(380px, calc(100vw - 2.2rem));
  max-height: min(560px, calc(100dvh - 8rem));
  display: flex; flex-direction: column;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, .75);
  opacity: 0; visibility: hidden; transform: translateY(14px) scale(.98);
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out), visibility 0s .3s;
}
.asistente-panel.abierto { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.asistente-cabecera {
  display: flex; align-items: center; gap: .7rem;
  padding: .95rem 1.1rem;
  background: rgba(223, 146, 47, .1);
  border-bottom: 1px solid var(--linea);
}
.asistente-cabecera img { width: 34px; height: 34px; border-radius: 50%; }
.asistente-cabecera h3 { font-size: .92rem; }
.asistente-cabecera p { font-size: .7rem; color: var(--texto-mute); }
.asistente-cerrar { margin-left: auto; font-size: 1.3rem; line-height: 1; color: var(--texto-mute); padding: .3rem .5rem; }
.asistente-cerrar:hover { color: var(--crema); }
.asistente-mensajes {
  flex: 1; overflow-y: auto;
  padding: 1rem;
  display: flex; flex-direction: column; gap: .7rem;
  min-height: 180px;
}
.msg { max-width: 86%; padding: .65rem .9rem; border-radius: 14px; font-size: .86rem; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.msg-bot { align-self: flex-start; background: rgba(244, 239, 231, .07); border: 1px solid var(--linea); border-bottom-left-radius: 4px; color: var(--texto-suave); }
.msg-usuario { align-self: flex-end; background: var(--naranja-dim); border: 1px solid rgba(223, 146, 47, .3); border-bottom-right-radius: 4px; color: var(--crema); }
.msg-escribiendo { display: inline-flex; gap: 4px; align-items: center; }
.msg-escribiendo i { width: 6px; height: 6px; border-radius: 50%; background: var(--naranja); animation: pulso 1s ease-in-out infinite; }
.msg-escribiendo i:nth-child(2) { animation-delay: .18s; }
.msg-escribiendo i:nth-child(3) { animation-delay: .36s; }
.asistente-fallback { display: grid; gap: .6rem; padding: .4rem .2rem 0; }
.asistente-fallback .btn { font-size: .82rem; padding: .6rem 1rem; }
.asistente-sugerencias { display: flex; flex-wrap: wrap; gap: .45rem; padding: 0 1rem .6rem; }
.asistente-sugerencias button {
  font-size: .72rem; padding: .35rem .7rem;
  border: 1px solid var(--linea); border-radius: 999px; color: var(--texto-suave);
  transition: border-color .25s, color .25s;
}
.asistente-sugerencias button:hover { border-color: var(--naranja); color: var(--naranja-suave); }
.asistente-form {
  display: flex; gap: .5rem;
  padding: .8rem;
  border-top: 1px solid var(--linea);
  background: rgba(20, 18, 15, .7);
}
.asistente-form input {
  flex: 1;
  padding: .65rem .85rem;
  border-radius: 999px;
  border: 1px solid var(--linea);
  background: rgba(244, 239, 231, .05);
  color: var(--crema); font: inherit; font-size: .86rem;
}
.asistente-form input:focus { outline: none; border-color: var(--naranja); }
.asistente-form button {
  width: 42px; height: 42px; flex: none;
  border-radius: 50%;
  background: var(--naranja); color: var(--fondo);
  display: grid; place-items: center;
  transition: background-color .25s, transform .25s;
}
.asistente-form button:hover { background: var(--naranja-suave); transform: scale(1.05); }
.asistente-form button svg { width: 18px; height: 18px; }
.asistente-nota { font-size: .64rem; color: var(--texto-mute); text-align: center; padding: 0 .8rem .6rem; background: rgba(20, 18, 15, .7); }

/* =============================================================
   16. Efectos (reveal, keyframes)
   ============================================================= */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-retraso-1 { transition-delay: .08s; }
.reveal-retraso-2 { transition-delay: .16s; }
.reveal-retraso-3 { transition-delay: .24s; }

@keyframes pulso {
  0%, 100% { opacity: .35; transform: scale(.85); }
  50% { opacity: 1; transform: scale(1); }
}

[data-tilt] { will-change: transform; }

/* =============================================================
   17. Responsive
   ============================================================= */
@media (min-width: 540px) {
  .servicios-grid { grid-template-columns: 1fr 1fr; }
  .nosotros-puntos { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 720px) {
  .metricas-grid { grid-template-columns: repeat(4, 1fr); }
  .casos-grid { grid-template-columns: 1fr 1fr; }
  .caso-destacado { grid-template-columns: 1.15fr .85fr; align-items: center; }
  .contacto-grid { grid-template-columns: 1.1fr .9fr; }
  .nosotros-grid { grid-template-columns: 260px 1fr; }
  .proceso-linea { grid-template-columns: repeat(2, 1fr); }
  .paso::after { display: none; }
}
@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; padding: .55rem 1.15rem; font-size: .85rem; }
  .nav-burger, .nav-movil { display: none; }
  .servicios-grid { grid-template-columns: repeat(4, 1fr); }
  .casos-grid { grid-template-columns: repeat(2, 1fr); }
  .proceso-linea { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1280px) {
  .hero h1 { max-width: 15ch; }
}

/* =============================================================
   18. Reduced motion — solo lo intrusivo (canvas y loops largos)
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-pista { animation: none; }
  .badge-curso::before, .msg-escribiendo i { animation: none; }
  /* El canvas de nodos no se anima: nodos.js pinta un único frame estático. */
  /* Tilt, hovers, fades y contadores siguen activos (ver 04-critical-gotchas A.2). */
}