/* =============================================================
   Cavaler · landing pública
   1. Tokens
   ============================================================= */
:root {
  /* Claro y limpio.
     Antes esto era oscuro con `--bg: #0D0F0C`, que NO es negro sino un negro
     verdoso desaturado — ese matiz es justo lo que se percibe como "sucio". Y
     el texto era crema (#F1EFE6), un blanco amarillento que apagaba todo.
     Ahora: fondos casi blancos con una pizca de calidez, texto casi negro con
     un matiz frío. El contraste alto es lo que se lee como "nítido". */
  --bg:        #FCFCFA;   /* página */
  --bg-2:      #F3F4F1;   /* secciones alternas */
  --bg-3:      #FFFFFF;   /* tarjetas: blanco puro resalta sobre el fondo */
  --cream:     #14181A;   /* texto principal (el nombre quedó del tema oscuro) */
  --cream-2:   #414B4E;   /* texto secundario */
  --cream-3:   #5F6B6D;   /* metadatos */

  /* Marca Cavaler: dorado como acento, verde como firma */
  --gold:      #D4A017;
  --gold-2:    #B98910;
  /* El dorado de marca sobre blanco da 2.3:1 de contraste: sirve de fondo de
     botón, no de texto. Esta variante oscura es la que se usa para letras. */
  --gold-ink:  #8A6608;
  --green:     #2D6A2D;
  --green-2:   #1F5220;
  --green-dark:#1A3A1A;

  --line:      rgba(20, 24, 26, .14);
  --line-2:    rgba(20, 24, 26, .07);

  --serif: "Playfair Display", Georgia, serif;
  --sans:  "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* Habilita transicionar hacia `auto`: sin esto el acordeon no puede animar
     su altura sin medirla con JS. */
  interpolate-size: allow-keywords;

  --gutter: clamp(1.25rem, 5vw, 2rem);
  --radius: 14px;
  --maxw: 1240px;

  /* Sombras cálidas y sutiles (del texto principal, no negro puro) — antes
     varias quedaron en rgba(0,0,0,.4-.5), tuneadas para el tema oscuro que
     este archivo dejó atrás. Sobre --bg casi blanco eso se ve como una mancha. */
  --shadow-card: 0 20px 40px rgba(20, 24, 26, .13);
  --shadow-float: 0 10px 28px rgba(20, 24, 26, .22);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--cream);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.02em; font-weight: 500; }
ul, ol { list-style: none; padding: 0; }
::selection { background: var(--gold); color: var(--bg); }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* =============================================================
   3. Utilidades
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--cream); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

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

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.container-angosto { max-width: 780px; }
.section { padding-block: clamp(4rem, 10vw, 7.5rem); }
/* Primera seccion de una pagina SIN hero (servicios/contacto/nosotros): el
   nav es fixed y flota encima, asi que necesita mas aire arriba del que
   `.section` da sola para no tapar el titulo. */
.section-primera { padding-top: clamp(7.5rem, 16vw, 10rem); }

/* =============================================================
   4. Tipografía de secciones
   ============================================================= */
.eyebrow {
  font-size: .78rem; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--cream-3);
  display: flex; align-items: center; gap: .55rem;
}
.section-head { margin-bottom: clamp(2.5rem, 6vw, 4rem); max-width: 640px; }
.section-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  margin-top: 1rem;
}
.section-title em { font-style: italic; color: var(--gold-ink); }
.section-sub { margin-top: 1.1rem; color: var(--cream-2); font-size: 1.05rem; max-width: 52ch; }

/* =============================================================
   5. Componentes — botones
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .95rem 1.7rem; border-radius: 999px;
  font-weight: 600; font-size: .95rem; letter-spacing: .01em;
  transition: transform .35s var(--ease-out), background-color .35s var(--ease-out),
              color .35s var(--ease-out), border-color .35s var(--ease-out),
              box-shadow .35s var(--ease-out);
  will-change: transform;
}
.btn-sm { padding: .72rem 1.25rem; font-size: .875rem; min-height: 44px; }
.btn-block { width: 100%; }

/* Respuesta al pulsar. No existia NINGUNA en todo el sitio: en un celular
   —que es como entra la mayoria de los clientes— tocar "Pedir cotizacion" no
   producia reaccion hasta que la pagina respondia. Ese silencio de 100-300ms es
   lo que hace que un sitio se sienta roto aunque no lo este.
   130ms y escala .975: se siente, no se ve. */
.btn:active,
.faq-item summary:active,
.chat-sugerencias button:active,
.wa:active {
  transform: scale(.975);
  transition: transform 130ms var(--ease-out);
}

.btn-primary { background: var(--gold); color: #1a1400; }
.btn-primary:hover { background: #E5B02A; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(212, 160, 23, .28); }

.btn-ghost { border: 1px solid var(--line); color: var(--cream); backdrop-filter: blur(6px); }
.btn-ghost:hover { border-color: var(--cream-2); transform: translateY(-2px); background: rgba(241,239,230,.05); }

.btn-line { border: 1px solid var(--line); color: var(--cream); }
.btn-line:hover { border-color: var(--gold-ink); color: var(--gold-ink); }

/* =============================================================
   5b. Navegación
   ============================================================= */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background-color .4s var(--ease-out), border-color .4s var(--ease-out), backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
/* `.is-pegada` la pone el scroll (ver initNav en main.js): una vez que se
   pasó el hero oscuro, el nav se vuelve solido. `.nav-sobre-claro` es la
   misma pinta pero fija desde el arranque — la usan las paginas que NO
   tienen hero oscuro debajo (servicios, contacto, nosotros), donde el nav
   flota sobre contenido claro desde el primer pixel. */
.nav.is-pegada,
.nav.nav-sobre-claro {
  background: rgba(252, 252, 250, .86);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom-color: var(--line-2);
}
.nav-inner {
  max-width: var(--maxw); margin-inline: auto; padding: 1rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.nav-cta { display: flex; align-items: center; gap: 1.1rem; }
.nav-tel {
  display: none; font-size: .88rem; font-weight: 600; white-space: nowrap;
  color: rgba(252, 252, 250, .85); transition: color .4s var(--ease-out);
  min-height: 44px; align-items: center;
}
.nav.is-pegada .nav-tel,
.nav.nav-sobre-claro .nav-tel { color: var(--cream-2); }
.nav-tel:hover { color: var(--gold-ink); }

.nav-logo { display: flex; align-items: center; gap: .6rem; }
.nav-logo-mark {
  width: 34px; height: 34px; border-radius: 9px; flex: none;
  display: grid; place-items: center;
  font-family: var(--serif); font-size: 1.15rem; font-weight: 700;
  background: linear-gradient(145deg, var(--green-2), var(--green-dark));
  color: var(--gold);
  border: 1px solid rgba(212, 160, 23, .35);
}
.nav-logo-text { font-family: var(--serif); font-size: 1.3rem; letter-spacing: .01em; color: var(--bg); transition: color .4s var(--ease-out); }
.nav-links { display: none; gap: 2rem; font-size: .92rem; color: rgba(252, 252, 250, .78); transition: color .4s var(--ease-out); }
.nav-links a { position: relative; padding-block: .3rem; transition: color .3s var(--ease-out); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--gold); transition: width .4s var(--ease-out);
}
.nav-links a:hover { color: var(--bg); }
.nav-links a:hover::after { width: 100%; }

/* Arriba del todo (en home) el nav flota sobre el hero oscuro, texto claro;
   una vez pegado (`.is-pegada`) o en una pagina sin hero (`.nav-sobre-claro`)
   el texto es oscuro, porque ya esta sobre contenido claro. */
.nav.is-pegada .nav-logo-text,
.nav.nav-sobre-claro .nav-logo-text { color: var(--cream); }
.nav.is-pegada .nav-links,
.nav.nav-sobre-claro .nav-links { color: var(--cream-2); }
.nav.is-pegada .nav-links a:hover,
.nav.nav-sobre-claro .nav-links a:hover { color: var(--cream); }

/* =============================================================
   6. Hero
   ============================================================= */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: flex-end;
  padding-block: 8rem 3.5rem;
  overflow: hidden;
  background: var(--green-dark); /* color de fondo mientras carga la foto */
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }

/* Las diapositivas se apilan y se cruzan con opacidad. Van todas en el mismo
   sitio (position:absolute) para que el cambio NO mueva nada del layout. */
.hero-slide {
  position: absolute; inset: 0;
  opacity: 0; transition: opacity 1.1s ease-in-out;
}
.hero-slide.is-activa { opacity: 1; }
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover;
  /* `object-position` sesgado a la derecha: el auto vive en el tercio derecho
     de estas fotos y el texto del hero ocupa la izquierda. Sin esto, al recortar
     en pantallas angostas el auto es lo primero que se pierde. */
  object-position: 65% 50%;
  /* Duotono en vez de foto a color: el contraste para el texto sale del
     tratamiento fotográfico, no de lavar la imagen con un degradado. */
  filter: grayscale(1) contrast(1.2) brightness(.9);
}
/* Blend verde institucional sobre la foto en escala de grises — dos capas
   planas, sin gradiente ni malla animada. */
.hero-duo {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: var(--green-dark);
  mix-blend-mode: multiply;
  opacity: .82;
}
.hero-duo::after {
  content: "";
  position: absolute; inset: 0;
  background: #0D1A0D;
  mix-blend-mode: multiply;
  opacity: .22;
}

.hero-grain {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: .12;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.42'/%3E%3C/svg%3E");
}

.hero-inner {
  position: relative; z-index: 3;
  width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter);
}

.hero-rule { width: 44px; height: 2px; background: var(--gold); margin-bottom: 1.4rem; }
.hero-eyebrow { color: rgba(252, 252, 250, .78); }

.hero-title {
  font-family: var(--serif);
  font-size: clamp(2.6rem, 6.5vw, 4.6rem);
  color: var(--bg);
}
.hero-title em { font-style: italic; color: var(--gold); }
.hero-sub {
  margin-top: 1.5rem; max-width: 46ch;
  font-size: clamp(1rem, 2.4vw, 1.18rem); color: #DDE1D8;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2.2rem; }
.hero-actions .btn-ghost { border-color: rgba(252, 252, 250, .4); color: var(--bg); }
.hero-actions .btn-ghost:hover { border-color: rgba(252, 252, 250, .7); background: rgba(252, 252, 250, .08); }

.hero-marks {
  display: flex; flex-wrap: wrap;
  margin-top: 2.6rem;
  font-size: .85rem; color: rgba(252, 252, 250, .78);
}
.hero-marks li { padding-inline: 1.1rem; border-left: 1px solid rgba(252, 252, 250, .22); }
.hero-marks li:first-child { padding-left: 0; border-left: none; }

/* =============================================================
   6b. Pilares
   ============================================================= */
.incluido { background: var(--bg-2); border-block: 1px solid var(--line-2); }

.cta-final { text-align: center; }
.cta-final .section-sub { margin-inline: auto; }
.cta-final .eyebrow { justify-content: center; }
.cta-final .hero-actions { justify-content: center; margin-top: 2rem; }
.pilares { display: grid; gap: 2.5rem; }
.pilar h3 {
  font-family: var(--serif); font-size: 1.35rem; margin-bottom: .7rem;
  padding-top: 1.1rem; border-top: 1px solid var(--gold);
  display: inline-block;
}
.pilar p { color: var(--cream-2); max-width: 40ch; }

/* =============================================================
   6c. Flota
   ============================================================= */
.flota-grid { display: grid; gap: 1.5rem; }

.auto {
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: border-color .45s var(--ease-out), box-shadow .45s var(--ease-out);
  transform-style: preserve-3d;
  will-change: transform;
}
.auto:hover { border-color: rgba(212, 160, 23, .38); box-shadow: var(--shadow-card); }

.auto-foto { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--bg-2); }
.auto-foto img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .8s var(--ease-out), filter .8s var(--ease-out);
}
.auto:hover .auto-foto img { transform: scale(1.06); filter: saturate(1.16); }

/* =============================================================
   Galería de varias fotos por auto — pista horizontal que se
   desplaza con --i (índice activo), flechas y puntos solo aparecen
   si hay más de una foto (ver initGalerias en main.js).
   ============================================================= */
.auto-galeria-track {
  display: flex; width: 100%; height: 100%;
  transform: translateX(calc(var(--i, 0) * -100%));
  transition: transform .45s var(--ease-out);
}
.auto-galeria-track img { flex: none; width: 100%; height: 100%; }
/* El hover-zoom de arriba anima CADA img individual; en la galería eso
   se ve raro con varias fotos a la vez, así que se apaga acá y el hover
   solo controla la visibilidad de flechas/puntos. */
.auto[data-tilt] .auto-galeria-track img { transition: filter .8s var(--ease-out); }
.auto:hover .auto-galeria-track img { transform: none; filter: saturate(1.1); }

.auto-galeria-flecha {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(20, 24, 26, .45); color: #fff;
  opacity: 0; transition: opacity .25s var(--ease-out), background-color .25s;
  font-size: 1.1rem; line-height: 1;
}
.auto-galeria-flecha:hover { background: rgba(20, 24, 26, .7); }
.auto-galeria-flecha.izq { left: 8px; }
.auto-galeria-flecha.der { right: 8px; }
.auto-foto:hover .auto-galeria-flecha,
.auto-galeria-flecha:focus-visible { opacity: 1; }

.auto-galeria-puntos {
  position: absolute; left: 0; right: 0; bottom: 9px;
  display: flex; justify-content: center; gap: 5px;
}
.auto-galeria-puntos button {
  width: 6px; height: 6px; border-radius: 50%;
  background: rgba(255, 255, 255, .55);
  box-shadow: 0 0 0 1px rgba(20, 24, 26, .25);
  transition: background-color .25s, transform .25s;
}
.auto-galeria-puntos button.is-activo { background: #fff; transform: scale(1.35); }
/* Vehículo sin foto cargada en el sistema. Deliberadamente vacío:
   mejor un hueco honesto que la foto de otro auto. */
.auto-sinfoto {
  width: 100%; height: 100%;
  display: grid; place-items: center;
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(45,106,45,.25), transparent 70%),
    var(--bg-2);
  border-bottom: 1px solid var(--line-2);
}
.auto-sinfoto span {
  font-family: var(--serif); font-size: 2.6rem; font-weight: 700;
  color: var(--gold); opacity: .3;
}

.auto-tipo {
  position: absolute; top: .9rem; left: .9rem;
  padding: .32rem .8rem; border-radius: 999px;
  font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  background: rgba(252, 252, 250, .92); backdrop-filter: blur(8px);
  border: 1px solid var(--line); color: var(--cream);
}

.auto-cuerpo { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
.auto-nombre { font-family: var(--serif); font-size: 1.45rem; }
.auto-nombre span { color: var(--cream-3); font-size: .82em; font-weight: 400; }
.auto-nota { margin-top: .6rem; color: var(--cream-2); font-size: .92rem; }
.auto-specs {
  display: flex; flex-wrap: wrap; gap: .45rem;
  margin-top: 1.1rem;
}
.auto-specs li {
  font-size: .76rem; color: var(--cream-3);
  padding: .28rem .7rem; border: 1px solid var(--line-2); border-radius: 999px;
}
.auto-pie {
  margin-top: auto; padding-top: 1.4rem;
  display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem;
}
.auto-precio { display: flex; align-items: baseline; gap: .15rem; font-family: var(--serif); }
.auto-precio .moneda { font-size: 1rem; color: var(--gold-ink); }
.auto-precio .cifra { font-size: 2rem; color: var(--cream); letter-spacing: -.02em; }
.auto-precio .periodo { font-family: var(--sans); font-size: .8rem; color: var(--cream-3); margin-left: .2rem; }

/* =============================================================
   6d. Pasos
   ============================================================= */
.como { background: var(--bg-2); border-block: 1px solid var(--line-2); }
.pasos { display: grid; gap: 2.2rem; counter-reset: paso; }
.paso { padding-top: 1.4rem; border-top: 1px solid var(--line-2); }
.paso-n {
  font-family: var(--serif); font-size: .95rem; color: var(--gold);
  letter-spacing: .1em;
}
.paso h3 { font-family: var(--serif); font-size: 1.3rem; margin-block: .6rem .5rem; }
.paso p { color: var(--cream-2); font-size: .94rem; }

/* =============================================================
   6e. Formulario
   ============================================================= */
.cotizar-grid { display: grid; gap: 3rem; }
.cotizar-contacto { margin-top: 2.4rem; display: grid; gap: 1rem; }
.cotizar-contacto li {
  display: grid; gap: .15rem;
  padding-top: .9rem; border-top: 1px solid var(--line-2);
}
.cotizar-contacto span { font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--cream-3); }
/* Objetivo táctil de 44px: en móvil el teléfono es la acción que más convierte */
.cotizar-contacto a {
  color: var(--cream); transition: color .3s var(--ease-out);
  display: inline-flex; align-items: center; min-height: 44px;
  font-size: 1.05rem; font-weight: 500;
}
.cotizar-contacto a:hover { color: var(--gold-ink); }

.form {
  background: var(--bg-3); border: 1px solid var(--line-2);
  border-radius: var(--radius); padding: clamp(1.5rem, 4vw, 2.4rem);
  display: grid; gap: 1.15rem; align-content: start;
  position: relative;
}
.campo { display: grid; gap: .45rem; }
.campo-fila { display: grid; gap: 1.15rem; }
.campo label { font-size: .84rem; font-weight: 600; color: var(--cream-2); }
.campo label .opt { font-weight: 400; color: var(--cream-3); }

.campo input, .campo select, .campo textarea {
  font: inherit; font-size: .95rem; color: var(--cream);
  background: var(--bg-2);
  border: 1px solid var(--line-2); border-radius: 10px;
  padding: .82rem .95rem; width: 100%;
  transition: border-color .3s var(--ease-out), box-shadow .3s var(--ease-out);
}
.campo textarea { resize: vertical; min-height: 88px; }
.campo input::placeholder, .campo textarea::placeholder { color: #6B6960; }
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none; border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 160, 23, .16);
}
.campo input[type="date"] { color-scheme: light; }
.campo select { appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238A8778' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center;
  padding-right: 2.4rem;
}

.campo.is-malo input, .campo.is-malo select { border-color: #C4553D; }
.campo-error { font-size: .8rem; color: #E08268; min-height: 0; }
.campo-error:empty { display: none; }

.form-nota { font-size: .8rem; color: var(--cream-3); text-align: center; }

.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Éxito */
.form-ok {
  position: absolute; inset: 0;
  background: var(--bg-3); border-radius: var(--radius);
  display: grid; place-content: center; justify-items: center; gap: .6rem;
  padding: 2rem; text-align: center;
  animation: aparecer .5s var(--ease-out) both;
}
.form-ok[hidden] { display: none; }
.form-ok h3 { font-family: var(--serif); font-size: 1.8rem; }
.form-ok p { color: var(--cream-2); max-width: 34ch; }
@keyframes aparecer { from { opacity: 0; transform: scale(.97); } to { opacity: 1; transform: none; } }

.ok-svg { width: 68px; height: 68px; margin-bottom: .4rem; }
.ok-circulo {
  stroke: var(--green); stroke-width: 2.5;
  stroke-dasharray: 151; stroke-dashoffset: 151;
  animation: trazo-circulo .7s var(--ease-out) forwards;
}
.ok-check {
  stroke: var(--gold); stroke-width: 3.2; stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 40; stroke-dashoffset: 40;
  animation: trazo-check .45s var(--ease-out) .55s forwards;
}
@keyframes trazo-circulo { to { stroke-dashoffset: 0; } }
@keyframes trazo-check  { to { stroke-dashoffset: 0; } }

/* =============================================================
   6f. Preguntas
   ============================================================= */
.faq-lista { display: grid; gap: 0; }
.faq-item { border-top: 1px solid var(--line-2); }
.faq-item:last-child { border-bottom: 1px solid var(--line-2); }
.faq-item summary {
  cursor: pointer; list-style: none;
  padding-block: 1.35rem; padding-right: 2.5rem;
  font-size: 1.05rem; font-weight: 500; position: relative;
  transition: color .3s var(--ease-out);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--gold-ink); }
.faq-item summary::after {
  content: "+"; position: absolute; right: .2rem; top: 50%; transform: translateY(-50%);
  font-size: 1.5rem; color: var(--gold); font-weight: 300;
  transition: transform .4s var(--ease-out);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p { padding-bottom: 1.4rem; color: var(--cream-2); max-width: 62ch; }

/* El "+" giraba 400ms pero el texto aparecia DE GOLPE: el <details> nativo no
   transiciona. Una animacion a medias se nota mas que ninguna.
   `interpolate-size` permite transicionar hacia `auto`, que es lo que siempre
   falto para animar acordeones sin medir alturas con JS.
   En navegadores sin soporte simplemente abre instantaneo, como hasta hoy. */
.faq-item::details-content {
  block-size: 0;
  overflow: hidden;
  opacity: 0;
  transition:
    block-size 260ms var(--ease-out),
    opacity 200ms var(--ease-out),
    content-visibility 260ms allow-discrete;
}
.faq-item[open]::details-content { block-size: auto; opacity: 1; }

/* =============================================================
   6g. Pie
   ============================================================= */
.pie { background: var(--bg-2); border-top: 1px solid var(--line-2); padding-block: 3.5rem 2.5rem; }
.pie-inner { display: grid; gap: 2rem; }
.pie-marca { display: flex; align-items: center; gap: .8rem; }
.pie-nombre { font-family: var(--serif); font-size: 1.25rem; }
.pie-tag { font-size: .82rem; color: var(--cream-3); }
.pie-nav { display: flex; flex-direction: column; gap: .3rem; font-size: .92rem; }
.pie-nav a {
  color: var(--cream-2); transition: color .3s var(--ease-out);
  display: inline-flex; align-items: center; min-height: 44px;
}
.pie-nav a:hover { color: var(--gold-ink); }
.pie-datos { display: grid; gap: .3rem; font-size: .92rem; color: var(--cream-2); }
.pie-datos a {
  transition: color .3s var(--ease-out);
  display: inline-flex; align-items: center; min-height: 44px;
}
.pie-datos a:hover { color: var(--gold-ink); }
.pie-legal {
  font-size: .76rem; color: var(--cream-3); line-height: 1.7;
  padding-top: 1.5rem; border-top: 1px solid var(--line-2);
}

/* =============================================================
   6h. WhatsApp flotante
   ============================================================= */
.wa {
  position: fixed; right: 1.15rem; bottom: 1.15rem; z-index: 90;
  width: 54px; height: 54px; border-radius: 50%;
  display: grid; place-items: center;
  background: #1FA855; color: #fff;
  box-shadow: var(--shadow-float);
  transform: translateY(90px); opacity: 0;
  transition: transform .5s var(--ease-out), opacity .5s var(--ease-out), background-color .3s;
}
.wa.is-visible { transform: none; opacity: 1; }
.wa:hover { background: #25c063; }

/* =============================================================
   6i. Asistente
   ============================================================= */
.chat-abrir {
  position: fixed; right: 1.15rem; bottom: 5.4rem; z-index: 91;
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .7rem 1.1rem; border-radius: 999px; min-height: 44px;
  background: var(--bg-3); color: var(--cream);
  border: 1px solid rgba(212, 160, 23, .4);
  font-size: .88rem; font-weight: 600;
  box-shadow: var(--shadow-float);
  transform: translateY(90px); opacity: 0;
  transition: transform .5s var(--ease-out), opacity .5s var(--ease-out),
              border-color .3s var(--ease-out);
}
.chat-abrir.is-visible { transform: none; opacity: 1; }
.chat-abrir:hover { border-color: var(--gold); }
.chat-abrir svg { color: var(--gold); flex: none; }
.chat-abrir[hidden] { display: none; }

.chat {
  position: fixed; inset: auto 0 0 0; z-index: 95;
  display: flex; flex-direction: column;
  height: min(82svh, 620px);
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-radius: 18px 18px 0 0;
  box-shadow: 0 -18px 50px rgba(20, 24, 26, .18);
  transform: translateY(100%);
  transition: transform .45s var(--ease-out);
}
.chat[hidden] { display: none; }
.chat.is-abierto { transform: none; }

.chat-cab {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .95rem 1.1rem; border-bottom: 1px solid var(--line-2); flex: none;
}
.chat-cab-marca { display: flex; align-items: center; gap: .7rem; }
.chat-cab-nombre { font-family: var(--serif); font-size: 1.05rem; }
.chat-cab-nota { font-size: .74rem; color: var(--green); }
.chat-cerrar {
  font-size: 1.8rem; line-height: 1; color: var(--cream-3);
  width: 44px; height: 44px; border-radius: 50%;
  transition: color .3s var(--ease-out), background-color .3s var(--ease-out);
}
.chat-cerrar:hover { color: var(--cream); background: rgba(241,239,230,.06); }

.chat-hilo {
  flex: 1; overflow-y: auto; overscroll-behavior: contain;
  padding: 1.1rem; display: flex; flex-direction: column; gap: .8rem;
}
.chat-msg {
  max-width: 84%; padding: .72rem .95rem; border-radius: 14px;
  font-size: .93rem; line-height: 1.55; white-space: pre-wrap;
  animation: chat-entra .35s var(--ease-out) both;
}
.chat-msg-bot {
  align-self: flex-start; background: var(--bg-3);
  border: 1px solid var(--line-2); border-bottom-left-radius: 5px;
}
.chat-msg-yo {
  align-self: flex-end; background: var(--green-dark);
  border: 1px solid rgba(74,158,74,.3); border-bottom-right-radius: 5px;
}
.chat-msg-error { align-self: flex-start; color: #E08268; font-size: .86rem; }
@keyframes chat-entra { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.chat-puntos { display: inline-flex; gap: .28rem; align-items: center; }
.chat-puntos span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--cream-3);
  animation: chat-late 1.3s var(--ease-soft) infinite;
}
.chat-puntos span:nth-child(2) { animation-delay: .18s; }
.chat-puntos span:nth-child(3) { animation-delay: .36s; }
@keyframes chat-late { 0%,60%,100% { opacity: .3; } 30% { opacity: 1; } }

.chat-sugerencias {
  display: flex; gap: .45rem; padding: 0 1.1rem .7rem;
  overflow-x: auto; scrollbar-width: none; flex: none;
}
.chat-sugerencias::-webkit-scrollbar { display: none; }
.chat-sugerencias[hidden] { display: none; }
.chat-sugerencias button {
  flex: none; padding: .5rem .85rem; border-radius: 999px;
  border: 1px solid var(--line-2); color: var(--cream-2);
  font-size: .8rem; white-space: nowrap;
  transition: border-color .3s var(--ease-out), color .3s var(--ease-out);
}
.chat-sugerencias button:hover { border-color: var(--gold); color: var(--gold); }

.chat-pie {
  display: flex; gap: .55rem; padding: .8rem 1.1rem .4rem;
  border-top: 1px solid var(--line-2); flex: none;
}
.chat-pie input {
  flex: 1; font: inherit; font-size: .95rem; color: var(--cream);
  background: var(--bg-3); border: 1px solid var(--line-2);
  border-radius: 999px; padding: .75rem 1.05rem; min-height: 44px;
  transition: border-color .3s var(--ease-out);
}
.chat-pie input::placeholder { color: #6B6960; }
.chat-pie input:focus { outline: none; border-color: var(--gold); }
.chat-pie button {
  width: 44px; height: 44px; flex: none; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--gold); color: #1a1400;
  transition: background-color .3s var(--ease-out), opacity .3s var(--ease-out);
}
.chat-pie button:disabled { opacity: .45; cursor: default; }
.chat-pie button:not(:disabled):hover { background: #E5B02A; }

.chat-aviso {
  padding: .35rem 1.1rem 1rem; font-size: .7rem;
  color: var(--cream-3); text-align: center; flex: none;
}

@media (min-width: 720px) {
  .chat {
    inset: auto 1.15rem 1.15rem auto;
    width: 396px; height: min(76svh, 640px);
    border: 1px solid var(--line); border-radius: 18px;
    transform: translateY(24px) scale(.97);
    opacity: 0; pointer-events: none;
    transition: transform .4s var(--ease-out), opacity .3s var(--ease-out);
  }
  .chat.is-abierto { transform: none; opacity: 1; pointer-events: auto; }
  .chat-abrir { bottom: 1.15rem; right: 5.4rem; }
}

/* =============================================================
   7. Reveals
   ============================================================= */
[data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
/* Red de seguridad: si el observador nunca corre, el contenido se ve igual */
.no-js [data-reveal], html:not(.is-ready) [data-reveal] { opacity: 1; transform: none; }

/* =============================================================
   8. Responsive
   ============================================================= */
/* El telefono del header entra desde celulares chicos en adelante —
   solo se esconde en pantallas realmente angostas donde chocaria con
   el boton "Cotizar". */
@media (min-width: 420px) {
  .nav-tel { display: inline-flex; }
}

@media (min-width: 540px) {
  .campo-fila { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 720px) {
  .pilares { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
  .flota-grid { grid-template-columns: repeat(2, 1fr); }
  .pasos { grid-template-columns: repeat(2, 1fr); }
  .pie-inner { grid-template-columns: 1fr auto auto; align-items: center; }
  .pie-legal { grid-column: 1 / -1; }
}

@media (min-width: 960px) {
  .nav-links { display: flex; }
  .flota-grid { grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
  .pasos { grid-template-columns: repeat(4, 1fr); }
  .cotizar-grid { grid-template-columns: 1fr 1.05fr; gap: 4rem; align-items: start; }
  .hero { padding-block: 7rem; }
}

@media (min-width: 1280px) {
  .cotizar-grid { gap: 5.5rem; }
}

/* =============================================================
   9. Movimiento reducido — solo lo intrusivo
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-bg img { transform: none !important; }
}


/* Un unico pulso de la sombra del boton principal, al cargar. Es presupuesto de
   deleite de la PRIMERA impresion: se ejecuta una vez, no en bucle. Un boton que
   late permanentemente pasa de guiar a molestar. */
@keyframes pulso-cta {
  0%, 100% { box-shadow: 0 10px 30px rgba(212, 160, 23, .28); }
  50%      { box-shadow: 0 14px 38px rgba(212, 160, 23, .45); }
}
.hero-actions .btn-primary { animation: pulso-cta 900ms var(--ease-soft) 1.4s 1 both; }

/* Escalonado de los reveals en grupo (lo aplica initReveals). */
[data-reveal] { transition-delay: var(--retraso, 0ms); }

@media (prefers-reduced-motion: reduce) {
  .hero-actions .btn-primary { animation: none; }
  [data-reveal] { transition-delay: 0ms !important; }
  .faq-item::details-content { transition-duration: 1ms; }
}