/* H&T MOTORS — hoja de estilos unica.
   La paleta sale del logo y de las artes que nos paso el cliente: azul marino
   #12203c, rojo #d81f2a y el azul electrico de sus combos. No es el azul
   brillante que traia la plantilla de la demo. */

:root {
  --navy:        #12203c;
  --navy-2:      #1b2f52;
  --navy-soft:   #2b4677;
  --rojo:        #d81f2a;
  --rojo-osc:    #ad1720;
  --azul:        #1f47b8;   /* el azul electrico de los combos */

  --bg:          #ffffff;
  --bg-alt:      #f4f6f9;
  --texto:       #161d29;
  --texto-2:     #5a6577;
  --borde:       #e2e6ed;

  --radio:       10px;
  --radio-sm:    6px;
  --sombra:      0 18px 44px rgba(18, 32, 60, .10);
  --sombra-alta: 0 26px 60px rgba(18, 32, 60, .16);

  --titulo: 'Barlow Condensed', 'Oswald', Impact, sans-serif;
  --texto-fuente: 'Source Sans 3', system-ui, -apple-system, Segoe UI, sans-serif;

  --nav-h: 74px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  color-scheme: light;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--texto-fuente);
  color: var(--texto);
  background: var(--bg);
  line-height: 1.65;
  overflow-x: hidden;
}

img, svg, iframe { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

button, a, input, textarea, select {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

h1, h2, h3 {
  font-family: var(--titulo);
  line-height: 1.05;
  font-weight: 700;
  letter-spacing: .01em;
  text-transform: uppercase;
}

:where(a, button, input, textarea, select, [tabindex]):focus-visible {
  outline: 3px solid var(--azul);
  outline-offset: 3px;
  border-radius: 3px;
}

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 22px; }

section[id] { scroll-margin-top: calc(var(--nav-h) + 10px); }

.skip-link {
  position: absolute; top: -200px; left: 0; z-index: 9999;
  background: var(--rojo); color: #fff; padding: 14px 22px; font-weight: 700;
}
.skip-link:focus { top: 0; }

/* ---------- piezas compartidas ---------- */

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .76rem; letter-spacing: .22em; text-transform: uppercase;
  font-weight: 700; color: var(--rojo); margin-bottom: 14px;
}
.eyebrow::before {
  content: ""; width: 26px; height: 3px; background: var(--rojo); border-radius: 2px;
}
.eyebrow.light { color: #ff8a90; }
.eyebrow.light::before { background: #ff8a90; }

.section-title {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3.1rem);
  letter-spacing: .015em;
  text-wrap: balance;
  margin-bottom: 16px;
  color: var(--navy);
}

.section-head { max-width: 680px; margin-bottom: 52px; }
.section-head p { color: var(--texto-2); font-size: 1.06rem; }
.section-head.centrada { margin-inline: auto; text-align: center; }
.section-head.centrada .eyebrow { justify-content: center; }

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible { opacity: 1; transform: none; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 32px;
  font-family: var(--texto-fuente);
  font-weight: 700; font-size: .98rem; letter-spacing: .04em; text-transform: uppercase;
  border: 2px solid transparent; border-radius: var(--radio-sm);
  cursor: pointer;
  transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.btn .ico { width: 20px; height: 20px; fill: currentColor; flex: none; }

.btn-primary { background: var(--rojo); color: #fff; }
.btn-primary:hover { background: var(--rojo-osc); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(216, 31, 42, .3); }

.btn-outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn-outline:hover { background: #fff; color: var(--navy); transform: translateY(-2px); }

/* ---------- logo ---------- */

.logo { height: 46px; width: auto; }
.logo-arcs { stroke: var(--navy); }
.logo-needle { fill: var(--rojo); }
.logo-word {
  font-family: var(--texto-fuente);
  font-weight: 900; font-size: 46px; letter-spacing: -.01em;
  fill: var(--navy);
}
.logo-tag {
  font-family: var(--texto-fuente);
  font-weight: 600; font-size: 16.5px; font-style: italic;
  fill: var(--navy-2);
}
.logo-tag-a { fill: var(--rojo); font-weight: 700; }

/* ---------- navegacion ---------- */

header.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 1000;
  padding: 13px 0;
  transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
}
header.nav.scrolled {
  background: #fff;
  box-shadow: 0 4px 22px rgba(18, 32, 60, .10);
  padding: 7px 0;
}

.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }

/* Sobre el hero el logo va en blanco; al hacer scroll la barra se vuelve
   blanca y el logo recupera sus colores de marca. */
.nav-logo .logo-arcs { stroke: #fff; }
.nav-logo .logo-word { fill: #fff; }
.nav-logo .logo-tag  { fill: rgba(255, 255, 255, .82); }
.nav-logo .logo-tag-a { fill: #ff9ba0; }

header.nav.scrolled .nav-logo .logo-arcs { stroke: var(--navy); }
header.nav.scrolled .nav-logo .logo-word { fill: var(--navy); }
header.nav.scrolled .nav-logo .logo-tag  { fill: var(--navy-2); }
header.nav.scrolled .nav-logo .logo-tag-a { fill: var(--rojo); }

.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a {
  font-weight: 600; font-size: .95rem; color: #fff; letter-spacing: .01em;
  position: relative; padding: 4px 0;
  transition: color .2s ease;
}
header.nav.scrolled .nav-links a { color: var(--navy); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; background: var(--rojo);
  transition: width .25s ease;
}
.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--rojo); }

.nav-cta {
  background: var(--rojo); color: #fff !important;
  padding: 11px 24px !important; border-radius: var(--radio-sm);
  font-size: .86rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--rojo-osc); }

.hamburger {
  display: none; background: none; border: 0; cursor: pointer;
  width: 44px; height: 44px; position: relative;
}
.bars, .bars::before, .bars::after {
  position: absolute; left: 11px; width: 22px; height: 2.5px;
  background: #fff; border-radius: 2px;
  transition: transform .28s ease, top .2s ease, opacity .2s ease, background .3s ease;
}
.bars { top: 21px; }
.bars::before, .bars::after { content: ""; left: 0; }
.bars::before { top: -7px; }
.bars::after  { top: 7px; }
header.nav.scrolled .bars,
header.nav.scrolled .bars::before,
header.nav.scrolled .bars::after { background: var(--navy); }

.hamburger[aria-expanded="true"] .bars { background: transparent !important; }
.hamburger[aria-expanded="true"] .bars::before { top: 0; transform: rotate(45deg); background: var(--navy); }
.hamburger[aria-expanded="true"] .bars::after  { top: 0; transform: rotate(-45deg); background: var(--navy); }

/* ---------- hero ---------- */

.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: center;
  padding: calc(var(--nav-h) + 40px) 0 60px;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: -8% 0;
  background: url('assets/taller-hero.jpg') center/cover no-repeat;
  z-index: 0; will-change: transform;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(105deg, rgba(10, 20, 40, .93) 0%, rgba(12, 26, 52, .82) 45%, rgba(12, 26, 52, .58) 100%),
    linear-gradient(rgba(10, 20, 40, .30), rgba(10, 20, 40, .55));
}
.hero .container { position: relative; z-index: 3; }
.hero-content { max-width: 720px; }

.hero-eyebrow {
  display: inline-block;
  color: #ff9ba0; font-size: .8rem; letter-spacing: .24em;
  text-transform: uppercase; font-weight: 700; margin-bottom: 20px;
  opacity: 0; animation: subir .7s ease .1s forwards;
}
.hero h1 {
  color: #fff;
  font-size: clamp(2.6rem, 1.6rem + 4.4vw, 4.6rem);
  letter-spacing: .01em; text-wrap: balance;
  opacity: 0; animation: subir .7s ease .22s forwards;
}
.hero h1 span { color: var(--rojo); display: block; }
.hero p {
  color: rgba(255, 255, 255, .9); font-size: clamp(1.02rem, .95rem + .4vw, 1.2rem);
  margin: 20px 0 32px; max-width: 580px;
  opacity: 0; animation: subir .7s ease .36s forwards;
}
.hero-btns {
  display: flex; gap: 14px; flex-wrap: wrap;
  opacity: 0; animation: subir .7s ease .5s forwards;
}

.hero-datos {
  display: flex; flex-wrap: wrap; gap: 10px 30px;
  margin-top: 38px; padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, .18);
  color: rgba(255, 255, 255, .78); font-size: .92rem;
  opacity: 0; animation: subir .7s ease .64s forwards;
}
.hero-datos strong { color: #fff; font-weight: 700; }

@keyframes subir {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}

/* velocimetro decorativo del hero */
.gauge {
  position: absolute; right: 5%; bottom: 12%;
  width: 220px; height: 220px; z-index: 2; display: none;
}
@media (min-width: 1000px) { .gauge { display: block; } }
.gauge .arc-bg { fill: none; stroke: rgba(255, 255, 255, .14); stroke-width: 6; stroke-linecap: round; }
.gauge .arc {
  fill: none; stroke: #fff; stroke-width: 6; stroke-linecap: round;
  /* el arco blanco cubre ~2/3 del recorrido, hasta donde marca la aguja */
  stroke-dasharray: 190 300;
}
.gauge .tick { stroke: rgba(255, 255, 255, .75); stroke-width: 3; stroke-linecap: round; }
.gauge .needle {
  fill: var(--rojo);
  transform-box: view-box; transform-origin: 100px 110px;
  transform: rotate(24deg);
}

/* ---------- por que elegirnos ---------- */

.value { padding: 96px 0; }

.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.v-card {
  background: #fff;
  border: 1px solid var(--borde);
  border-top: 4px solid var(--navy);
  border-radius: var(--radio);
  padding: 34px 26px;
  transition: transform .3s ease, box-shadow .3s ease, border-top-color .3s ease;
}
.v-card:hover { transform: translateY(-7px); box-shadow: var(--sombra); border-top-color: var(--rojo); }
.v-icon {
  display: flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; margin-bottom: 20px;
  background: rgba(18, 32, 60, .07); border-radius: var(--radio-sm);
}
.v-icon svg { width: 28px; height: 28px; fill: var(--navy); }
.v-card:hover .v-icon { background: rgba(216, 31, 42, .09); }
.v-card:hover .v-icon svg { fill: var(--rojo); }
.v-card h3 { font-size: 1.22rem; letter-spacing: .02em; margin-bottom: 10px; color: var(--navy); }
.v-card p { color: var(--texto-2); font-size: .97rem; }

/* ---------- banda multimarca ---------- */

.marcas { background: var(--navy); padding: 40px 0; }
.marcas-titulo {
  text-align: center; color: #ff9ba0;
  font-size: .76rem; letter-spacing: .24em; text-transform: uppercase;
  font-weight: 700; margin-bottom: 18px;
}
.marcas-lista {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 12px;
}
.marcas-lista li {
  font-family: var(--titulo); font-size: 1.12rem; letter-spacing: .05em;
  text-transform: uppercase; color: rgba(255, 255, 255, .88);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 100px; padding: 5px 16px;
}

/* ---------- servicios ---------- */

.services { padding: 96px 0; background: var(--bg-alt); }

.serv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }

.s-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--borde); border-radius: var(--radio);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.s-card:hover { transform: translateY(-7px); box-shadow: var(--sombra-alta); }
.s-img { aspect-ratio: 3 / 2; overflow: hidden; background: var(--bg-alt); }
.s-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.s-card:hover .s-img img { transform: scale(1.06); }
.s-body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.s-body h3 { font-size: 1.32rem; letter-spacing: .02em; margin-bottom: 10px; color: var(--navy); }
.s-body p { color: var(--texto-2); font-size: .96rem; margin-bottom: 18px; }
.s-link {
  margin-top: auto;
  color: var(--rojo); font-weight: 700; text-transform: uppercase;
  letter-spacing: .08em; font-size: .82rem;
  display: inline-flex; align-items: center; gap: 8px;
  transition: gap .25s ease;
}
.s-link:hover { gap: 14px; }

/* ---------- promociones ---------- */

.promos {
  padding: 96px 0;
  background:
    radial-gradient(circle at 12% 0%, rgba(31, 71, 184, .55), transparent 55%),
    var(--navy);
  color: #fff;
}
.promos .section-title { color: #fff; }
.promos .section-head { margin-inline: auto; text-align: center; }
.promos .section-head .eyebrow { justify-content: center; }
.promos .section-head p { color: rgba(255, 255, 255, .74); }

.promo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }

.p-card {
  display: flex; flex-direction: column;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: var(--radio);
  padding: 32px 28px;
  transition: transform .3s ease, border-color .3s ease, background .3s ease;
}
.p-card:hover { transform: translateY(-6px); border-color: rgba(255, 255, 255, .34); background: rgba(255, 255, 255, .08); }
.p-card.destacada { background: rgba(216, 31, 42, .13); border-color: rgba(216, 31, 42, .5); }

.p-tag {
  font-size: .74rem; letter-spacing: .22em; text-transform: uppercase;
  font-weight: 700; color: #ff9ba0; margin-bottom: 10px;
}
.p-card h3 { font-size: 1.42rem; color: #fff; margin-bottom: 14px; }
.p-price {
  font-family: var(--titulo); font-size: 3rem; font-weight: 700;
  color: #fff; line-height: 1; margin-bottom: 20px;
}
.p-price span {
  font-family: var(--texto-fuente); font-size: .92rem; font-weight: 600;
  letter-spacing: .08em; color: rgba(255, 255, 255, .66); text-transform: uppercase;
}
.p-list { margin-bottom: 16px; }
.p-list li {
  position: relative; padding-left: 26px; margin-bottom: 9px;
  color: rgba(255, 255, 255, .84); font-size: .96rem;
}
.p-list li::before {
  content: ""; position: absolute; left: 2px; top: .55em;
  width: 9px; height: 5px;
  border-left: 2.5px solid var(--rojo); border-bottom: 2.5px solid var(--rojo);
  transform: rotate(-45deg);
}
.p-nota {
  font-size: .82rem; color: rgba(255, 255, 255, .55);
  font-style: italic; margin-bottom: 22px;
}
.btn-promo { margin-top: auto; background: #fff; color: var(--navy); }
.btn-promo:hover { background: var(--rojo); color: #fff; transform: translateY(-2px); }

/* ---------- pre-corpaire ---------- */

.corpaire { padding: 76px 0; background: var(--bg-alt); }
.corpaire-inner {
  display: grid; grid-template-columns: 1.4fr .75fr .9fr; gap: 40px; align-items: center;
  background: #fff; border: 1px solid var(--borde);
  border-left: 6px solid var(--rojo);
  border-radius: var(--radio); padding: 44px;
  box-shadow: var(--sombra);
}
.corpaire h2 {
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.5rem);
  color: var(--navy); margin-bottom: 14px; text-wrap: balance;
}
.corpaire p { color: var(--texto-2); margin-bottom: 26px; }
.corpaire-chips { display: grid; gap: 12px; }
.corpaire-chips li {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-alt); border-radius: var(--radio-sm);
  padding: 13px 18px; font-weight: 600; color: var(--navy); font-size: .96rem;
}
.corpaire-chips li::before {
  content: ""; flex: none;
  width: 10px; height: 6px;
  border-left: 3px solid var(--rojo); border-bottom: 3px solid var(--rojo);
  transform: rotate(-45deg) translateY(-2px);
}

/* ---------- material del cliente: artes y trabajos ---------- */

/* Los carteles del taller llevan letra pequena. Van dentro de un boton para
   que se puedan ampliar con la lupa, con teclado incluido. */
.arte-btn {
  display: block; width: 100%; padding: 0;
  border: 0; background: none; cursor: zoom-in;
  border-radius: var(--radio); overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.arte-btn img { width: 100%; height: auto; display: block; }
.arte-btn:hover { transform: translateY(-4px); box-shadow: var(--sombra-alta); }

.arte { margin: 0; }
.arte figcaption {
  margin-top: 12px; color: var(--texto-2);
  font-size: .92rem; text-align: center;
}

.artes-par {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 30px; align-items: start;
  max-width: 880px; margin: 58px auto 0;
}
.artes-par .arte-btn {
  position: relative;
  border: 1px solid var(--borde); background: #fff;
  aspect-ratio: 4 / 5;
  cursor: zoom-in;
}
.artes-par .arte-btn img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: contain;
}
.artes-par.ficha { max-width: 940px; }
.artes-par.ficha .arte-btn { aspect-ratio: 1 / 1; }

/* El arte de cada combo encabeza su tarjeta */
.p-arte { margin: -32px -28px 22px; }
.p-arte .arte-btn { border-radius: var(--radio) var(--radio) 0 0; }
.p-arte .arte-btn:hover { transform: none; box-shadow: none; }
.p-arte img { opacity: .95; transition: opacity .3s ease; }
.p-card:hover .p-arte img { opacity: 1; }

.corpaire-arte { align-self: stretch; }
.corpaire-arte .arte-btn { border: 1px solid var(--borde); height: 100%; }
.corpaire-arte img { height: 100%; object-fit: cover; object-position: top; }

/* Dentro de una respuesta del acordeon: contenida, que no dispare el alto */
.arte-faq { margin: 4px 24px 20px; max-width: 320px; }
.arte-faq .arte-btn { border: 1px solid var(--borde); }

/* ---------- trabajos reales ---------- */

.trabajos { padding: 96px 0; background: var(--bg-alt); }
.trab-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.trab { margin: 0; display: flex; flex-direction: column; }
.trab .arte-btn { border: 1px solid var(--borde); background: #fff; }
.trab .arte-btn img { aspect-ratio: 3 / 2; object-fit: cover; }
.trab figcaption {
  margin-top: 12px; color: var(--texto-2); font-size: .93rem;
}
.trab figcaption strong { color: var(--navy); }

/* ---------- lupa ---------- */

.lupa-fondo {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(8, 14, 26, .92);
  display: grid; place-items: center;
  padding: 24px;
  opacity: 0; visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}
.lupa-fondo.abierta { opacity: 1; visibility: visible; }
.lupa-fondo img {
  max-width: min(100%, 900px); max-height: calc(100dvh - 90px);
  width: auto; height: auto;
  border-radius: var(--radio);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .6);
}
.lupa-cerrar {
  position: absolute; top: 16px; right: 16px;
  width: 48px; height: 48px; border-radius: 50%;
  border: 0; cursor: pointer;
  background: rgba(255, 255, 255, .14); color: #fff;
  font-size: 26px; line-height: 1;
  display: grid; place-items: center;
  transition: background .2s ease;
}
.lupa-cerrar:hover { background: var(--rojo); }

/* ---------- galeria ---------- */

.gallery { padding: 96px 0; }
.gal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gal-item { overflow: hidden; border-radius: var(--radio); aspect-ratio: 4 / 3; }
.gal-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.gal-item:hover img { transform: scale(1.07); }

/* ---------- testimonios ---------- */

.testimonials { padding: 96px 0; background: var(--bg-alt); }
.test-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.t-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--borde); border-radius: var(--radio);
  padding: 32px 28px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.t-card:hover { transform: translateY(-6px); box-shadow: var(--sombra); }
.t-stars { color: #f2a71b; letter-spacing: .16em; margin-bottom: 14px; font-size: 1.05rem; }
.t-text { color: var(--texto-2); margin-bottom: 24px; }
.t-who { display: flex; align-items: center; gap: 14px; margin-top: auto; }
.t-avatar {
  flex: none; width: 50px; height: 50px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--navy); color: #fff;
  font-family: var(--titulo); font-size: 1.15rem; letter-spacing: .04em;
}
.t-quien strong { display: block; font-family: var(--titulo); font-size: 1.1rem; letter-spacing: .03em; color: var(--navy); }
.t-quien > span { color: var(--texto-2); font-size: .86rem; }

/* ---------- contacto ---------- */

.contact { padding: 96px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }

.form { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.form-field { margin-bottom: 18px; }
.form-field.campo-ancho, .form > .btn, .form > .form-note, .form > .form-success { grid-column: 1 / -1; }
.form-field label {
  display: block; font-weight: 700; font-size: .86rem;
  margin-bottom: 7px; color: var(--navy); letter-spacing: .02em;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%; padding: 13px 15px;
  border: 1px solid var(--borde); border-radius: var(--radio-sm);
  font-family: inherit; font-size: 1rem; color: var(--texto);
  background: #fafbfd;
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--azul); background: #fff;
  box-shadow: 0 0 0 3px rgba(31, 71, 184, .12);
}
.form-field input:user-invalid,
.form-field textarea:user-invalid { border-color: var(--rojo); }
.form-field textarea { resize: vertical; min-height: 118px; }

.btn-submit { background: var(--navy); color: #fff; width: 100%; }
.btn-submit:hover { background: var(--azul); transform: translateY(-2px); }

.form-note { font-size: .86rem; color: var(--texto-2); margin-top: 12px; text-align: center; }
.form-success {
  display: none; margin-top: 14px; padding: 14px;
  background: rgba(31, 71, 184, .07); border: 1px solid var(--azul);
  border-radius: var(--radio-sm); color: var(--azul);
  font-weight: 700; text-align: center;
}
.form-success.show { display: block; }

.info-list { margin-bottom: 28px; }
.info-item { display: flex; gap: 16px; margin-bottom: 22px; }
.info-icon {
  flex: none; width: 48px; height: 48px; border-radius: var(--radio-sm);
  background: rgba(18, 32, 60, .07);
  display: grid; place-items: center;
}
.info-icon svg { width: 23px; height: 23px; fill: var(--navy); }
.info-item h3 { font-size: 1.06rem; letter-spacing: .03em; margin-bottom: 3px; color: var(--navy); }
.info-item p { color: var(--texto-2); font-size: .96rem; }
.info-item a { color: var(--texto-2); border-bottom: 1px solid transparent; }
.info-item a:hover { color: var(--azul); border-bottom-color: currentColor; }

.mapa { width: 100%; border-radius: var(--radio); }

/* ---------- preguntas frecuentes ---------- */

.faq { padding: 96px 0; background: var(--bg-alt); }
.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff; border: 1px solid var(--borde);
  border-radius: var(--radio); margin-bottom: 12px; overflow: hidden;
}
.faq-item h3 { margin: 0; }
.faq-q {
  width: 100%; background: none; border: 0; cursor: pointer;
  padding: 20px 24px;
  display: flex; justify-content: space-between; align-items: center; gap: 18px;
  text-align: left;
  font-family: var(--titulo); font-size: 1.14rem; font-weight: 600;
  letter-spacing: .02em; text-transform: uppercase; color: var(--navy);
}
.faq-q:hover { color: var(--rojo); }
.chev {
  flex: none; width: 11px; height: 11px;
  border-right: 2.5px solid var(--rojo); border-bottom: 2.5px solid var(--rojo);
  transform: rotate(45deg) translate(-3px, -3px);
  transition: transform .3s ease;
}
.faq-q[aria-expanded="true"] .chev { transform: rotate(-135deg) translate(-3px, -3px); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .34s ease; }
.faq-a > *:first-child { padding-top: 0; }
.faq-a p, .faq-a ul { padding: 0 24px 18px; color: var(--texto-2); }
.faq-a ul li { position: relative; padding-left: 18px; margin-bottom: 5px; }
.faq-a ul li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--rojo);
}
.faq-a strong { color: var(--navy); }

/* ---------- pie ---------- */

.pie { background: var(--navy); color: rgba(255, 255, 255, .72); padding: 70px 0 24px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1.3fr 1fr; gap: 40px; margin-bottom: 42px; }
.logo-pie { height: 54px; margin-bottom: 18px; }
.logo-pie .logo-arcs { stroke: #fff; }
.logo-pie .logo-word { fill: #fff; }
.logo-pie .logo-tag { fill: rgba(255, 255, 255, .8); }
.logo-pie .logo-tag-a { fill: #ff9ba0; }

.foot-col h2 {
  color: #fff; font-size: 1.02rem; letter-spacing: .1em;
  margin-bottom: 18px;
}
.foot-col p, .foot-col li { font-size: .94rem; margin-bottom: 10px; }
.foot-col a { border-bottom: 1px solid transparent; }
.foot-col a:hover { color: #fff; border-bottom-color: currentColor; }

.socials { display: flex; gap: 12px; }
.socials a {
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  display: grid; place-items: center;
  transition: background .25s ease, transform .25s ease;
}
.socials svg { width: 20px; height: 20px; fill: #fff; }
.socials a:hover { background: var(--rojo); transform: translateY(-3px); }

.foot-bottom {
  border-top: 1px solid rgba(255, 255, 255, .13);
  padding-top: 22px; text-align: center; font-size: .86rem;
}
.foot-bottom a { color: #ff9ba0; }
.foot-bottom a:hover { color: #fff; }

/* ---------- boton flotante de whatsapp ---------- */

.whatsapp-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 999;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25d366;
  display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .28);
  animation: latido 2.4s infinite;
  transition: transform .25s ease;
}
.whatsapp-float svg { width: 32px; height: 32px; fill: #fff; }
.whatsapp-float:hover { transform: scale(1.07); }
@keyframes latido {
  0%, 100% { box-shadow: 0 8px 24px rgba(0, 0, 0, .28), 0 0 0 0 rgba(37, 211, 102, .5); }
  60%      { box-shadow: 0 8px 24px rgba(0, 0, 0, .28), 0 0 0 16px rgba(37, 211, 102, 0); }
}

/* ---------- responsive ---------- */

@media (max-width: 1080px) {
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .trab-grid { grid-template-columns: repeat(2, 1fr); }
  .serv-grid, .test-grid, .promo-grid, .gal-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .corpaire-inner { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 900px) {
  .nav-links {
    position: fixed; top: 0; right: -100%;
    height: 100dvh; width: 80%; max-width: 320px;
    background: #fff;
    flex-direction: column; justify-content: center; gap: 24px;
    box-shadow: -10px 0 34px rgba(18, 32, 60, .2);
    transition: right .32s ease;
    overscroll-behavior: contain;
  }
  .nav-links.open { right: 0; }
  .nav-links a { color: var(--navy); font-size: 1.14rem; }
  .hamburger { display: block; z-index: 1001; }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .promos .section-head, .section-head { margin-bottom: 40px; }
}

@media (max-width: 620px) {
  .value-grid, .serv-grid, .test-grid, .promo-grid, .gal-grid, .foot-grid,
  .artes-par, .trab-grid {
    grid-template-columns: 1fr;
  }
  .arte-faq { margin-inline: 24px; max-width: none; }
  .trabajos { padding: 68px 0; }
  .form { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding: calc(var(--nav-h) + 56px) 0 72px; }
  .hero-datos { padding-right: 74px; }
  .hero-btns { flex-direction: column; align-items: stretch; }
  .hero-btns .btn { width: 100%; }
  .corpaire-inner { padding: 30px 24px; }
  .value, .services, .promos, .gallery, .testimonials, .contact, .faq { padding: 68px 0; }
  .logo { height: 40px; }
  .marcas-lista li { font-size: 1rem; padding: 4px 13px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero-eyebrow, .hero h1, .hero p, .hero-btns, .hero-datos { opacity: 1; }
}