/* ==========================================================================
   VALQUEN SRL — Sistema de diseño industrial
   Grafito / acero + azul corporativo VQN (#004AAD)
   ========================================================================== */

/* ---------------------------------------------------------------- TOKENS */
:root {
  /* Grafito y acero — base estructural */
  --g-950: #0E1114;
  --g-900: #14181C;
  --g-850: #191E23;
  --g-800: #1F252B;
  --g-700: #2A323A;
  --g-600: #3A444F;
  --s-500: #55606D;
  --s-400: #78838F;
  --s-300: #A3ACB7;
  --s-200: #C9D0D8;
  --s-150: #DFE4E9;
  --s-100: #EDF0F3;
  --paper: #F5F7F9;
  --white: #FFFFFF;

  /* Azul petróleo — solo la banda oscura .section--petrol */
  --p-900: #082A4A;
  --p-800: #0B3A63;

  /* Azul de acento — el del logotipo VQN. CTA y elementos destacados. */
  --a-700: #00337A;
  --a-600: #004AAD;
  --a-500: #0A5DCE;
  --a-400: #5A9CF5;
  --a-050: #E9F1FC;

  --ok: #1B8A5A;
  --warn: #B7791F;
  /* Rojo reservado a los errores de formulario: ahí el color es un mensaje. */
  --error: #D6222C;
  --error-700: #B71C24;

  /* Tipografía */
  --ff-display: 'Archivo', 'Segoe UI', system-ui, sans-serif;
  --ff-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --ff-mono: 'IBM Plex Mono', ui-monospace, 'Cascadia Mono', monospace;

  /* Métrica */
  --wrap: 1240px;
  --wrap-narrow: 860px;
  --hdr-h: 74px;
  --rad-sm: 3px;
  --rad-md: 5px;
  --rad-lg: 8px;

  /* Sombras — profundidad moderada, no dramática */
  --sh-1: 0 1px 2px rgba(14, 17, 20, .06), 0 2px 6px rgba(14, 17, 20, .05);
  --sh-2: 0 2px 4px rgba(14, 17, 20, .07), 0 8px 20px rgba(14, 17, 20, .07);
  --sh-3: 0 6px 12px rgba(14, 17, 20, .09), 0 18px 40px rgba(14, 17, 20, .11);

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ------------------------------------------------------------------ BASE */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--hdr-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--g-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg, video { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4, h5 {
  font-family: var(--ff-display);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -.015em;
  color: var(--g-900);
  margin: 0 0 .6em;
  text-wrap: balance;
}

h1 { font-size: clamp(2rem, 1.35rem + 2.9vw, 3.5rem); letter-spacing: -.025em; }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.75vw, 2.5rem); letter-spacing: -.02em; }
h3 { font-size: clamp(1.15rem, 1.03rem + .5vw, 1.42rem); }
h4 { font-size: 1.06rem; }

p { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }

a { color: var(--a-700); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--a-600); }

ul, ol { margin: 0 0 1.05em; padding-left: 1.15em; }
li { margin-bottom: .4em; }
li:last-child { margin-bottom: 0; }

strong { font-weight: 650; color: var(--g-900); }
hr { border: 0; border-top: 1px solid var(--s-150); margin: 2.5rem 0; }

::selection { background: var(--a-500); color: #fff; }

:focus-visible {
  outline: 2px solid var(--a-500);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--a-600); color: #fff; padding: .8rem 1.4rem;
  font-weight: 600; font-size: .9rem;
}
.skip-link:focus { left: 0; color: #fff; }

.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;
}

/* --------------------------------------------------------------- LAYOUT */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: clamp(1.1rem, 4vw, 2.2rem); }
.wrap--narrow { max-width: var(--wrap-narrow); }

.section { padding-block: clamp(3.4rem, 7vw, 6.5rem); position: relative; }
.section--tight { padding-block: clamp(2.4rem, 5vw, 4rem); }
.section--paper { background: var(--paper); }
.section--steel { background: var(--s-100); }

.section--dark {
  background: var(--g-900);
  color: var(--s-200);
}
.section--dark h1, .section--dark h2, .section--dark h3,
.section--dark h4, .section--dark strong { color: #fff; }
.section--dark a { color: var(--s-200); }
.section--dark a:hover { color: var(--a-400); }

.section--petrol {
  background: linear-gradient(150deg, var(--p-900) 0%, var(--p-800) 55%, #0d3157 100%);
  color: rgba(255, 255, 255, .86);
}
.section--petrol h1, .section--petrol h2, .section--petrol h3,
.section--petrol h4, .section--petrol strong { color: #fff; }

/* Retícula de plano técnico (blueprint) */
.gridlines::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 35%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 35%, transparent 100%);
}
.gridlines > * { position: relative; z-index: 1; }

/* Grillas */
.grid { display: grid; gap: clamp(1.1rem, 2.2vw, 1.8rem); }
.g-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.g-3 { grid-template-columns: repeat(auto-fit, minmax(275px, 1fr)); }
.g-4 { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.8rem, 4vw, 3.6rem); align-items: center; }
.split--wide { grid-template-columns: 1.35fr 1fr; }
.split--top { align-items: start; }
@media (max-width: 860px) { .split, .split--wide { grid-template-columns: 1fr; } }

/* --------------------------------------------------- ENCABEZADOS DE BLOQUE */
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--ff-mono); font-size: .72rem; font-weight: 500;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--a-600); margin-bottom: 1rem;
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--a-500); flex: none;
}
.section--dark .eyebrow, .section--petrol .eyebrow { color: var(--a-400); }
.section--dark .eyebrow::before, .section--petrol .eyebrow::before { background: var(--a-400); }

.sec-head { max-width: 720px; margin-bottom: clamp(2rem, 4vw, 3.2rem); }
.sec-head--center { margin-inline: auto; text-align: center; }
.sec-head--center .eyebrow { justify-content: center; }
.sec-head p {
  font-size: 1.05rem; color: var(--s-500); margin-top: -.15em;
}
.section--dark .sec-head p, .section--petrol .sec-head p { color: var(--s-300); }

.lead { font-size: clamp(1.02rem, .97rem + .28vw, 1.19rem); color: var(--s-500); line-height: 1.68; }
.section--dark .lead, .section--petrol .lead { color: var(--s-300); }

/* --------------------------------------------------------------- BOTONES */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  font-family: var(--ff-display); font-size: .93rem; font-weight: 650;
  letter-spacing: .01em; line-height: 1;
  padding: .95rem 1.65rem; border: 1.5px solid transparent; border-radius: var(--rad-sm);
  cursor: pointer; text-align: center; text-decoration: none;
  transition: background .2s var(--ease), color .2s var(--ease),
              border-color .2s var(--ease), transform .18s var(--ease), box-shadow .2s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn svg { width: 17px; height: 17px; flex: none; }

.btn--primary { background: var(--a-600); color: #fff; box-shadow: 0 2px 10px rgba(0, 74, 173, .3); }
.btn--primary:hover { background: var(--a-500); color: #fff; box-shadow: 0 4px 18px rgba(0, 74, 173, .42); transform: translateY(-2px); }

.btn--dark { background: var(--g-800); color: #fff; }
.btn--dark:hover { background: var(--g-700); color: #fff; transform: translateY(-2px); }

.btn--outline { border-color: var(--s-300); color: var(--g-800); background: transparent; }
.btn--outline:hover { border-color: var(--g-800); background: var(--g-800); color: #fff; transform: translateY(-2px); }

.btn--ghost { border-color: rgba(255, 255, 255, .32); color: #fff; background: rgba(255, 255, 255, .04); }
.btn--ghost:hover { border-color: #fff; background: #fff; color: var(--g-900); transform: translateY(-2px); }

.btn--sm { padding: .68rem 1.15rem; font-size: .84rem; }
.btn--lg { padding:1.12rem 2.1rem; font-size: 1rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: .85rem; }
.btn-row--center { justify-content: center; }

/* Enlace con flecha */
.arrow-link {
  display: inline-flex; align-items: center; gap: .45rem;
  font-family: var(--ff-display); font-weight: 650; font-size: .9rem;
  color: var(--a-600);
}
.arrow-link::after {
  content: "→"; transition: transform .2s var(--ease); font-size: 1.05em;
}
.arrow-link:hover { color: var(--a-500); }
.arrow-link:hover::after { transform: translateX(4px); }

/* -------------------------------------------------------------- CABECERA */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  height: var(--hdr-h);
  background: rgba(20, 24, 28, .92);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, .09);
  transition: height .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease);
}
.site-header.is-stuck {
  height: 62px;
  background: rgba(14, 17, 20, .97);
  box-shadow: 0 4px 24px rgba(0, 0, 0, .3);
}
.site-header .wrap {
  height: 100%; display: flex; align-items: center; gap: 1.4rem;
}

.brand { display: flex; align-items: center; flex: none; }
.brand img { height: 34px; width: auto; transition: height .25s var(--ease); }
.site-header.is-stuck .brand img { height: 29px; }

.mainnav { margin-left: auto; display: flex; align-items: center; gap: .15rem; }
.mainnav a {
  font-family: var(--ff-display); font-size: .86rem; font-weight: 550;
  letter-spacing: .015em; color: var(--s-200);
  padding: .55rem .72rem; border-radius: var(--rad-sm);
  position: relative; white-space: nowrap;
}
.mainnav a::after {
  content: ""; position: absolute; left: .72rem; right: .72rem; bottom: .28rem;
  height: 2px; background: var(--a-500);
  transform: scaleX(0); transform-origin: left; transition: transform .22s var(--ease);
}
.mainnav a:hover { color: #fff; }
.mainnav a:hover::after, .mainnav a[aria-current="page"]::after { transform: scaleX(1); }
.mainnav a[aria-current="page"] { color: #fff; }

.hdr-cta { flex: none; margin-left: .6rem; }
/* El CTA del menú desplegable solo se usa en la vista móvil */
.mainnav > .btn { display: none; }

.nav-toggle {
  display: none; flex: none; margin-left: auto;
  width: 44px; height: 40px; padding: 0;
  background: transparent; border: 1px solid rgba(255, 255, 255, .22);
  border-radius: var(--rad-sm); cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle span {
  display: block; position: relative; width: 20px; height: 2px;
  background: #fff; transition: background .2s var(--ease);
}
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: #fff;
  transition: transform .25s var(--ease), top .2s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1080px) {
  .nav-toggle { display: flex; }
  .hdr-cta { display: none; }
  .mainnav {
    position: fixed; inset: var(--hdr-h) 0 auto; margin: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--g-900);
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    padding: .6rem clamp(1.1rem, 4vw, 2.2rem) 1.5rem;
    max-height: calc(100dvh - var(--hdr-h)); overflow-y: auto;
    transform: translateY(-14px); opacity: 0; visibility: hidden;
    transition: transform .25s var(--ease), opacity .25s var(--ease), visibility .25s;
  }
  .mainnav.is-open { transform: none; opacity: 1; visibility: visible; }
  .mainnav a { padding: .82rem .2rem; font-size: 1rem; border-bottom: 1px solid rgba(255, 255, 255, .07); }
  .mainnav a::after { display: none; }
  .mainnav a[aria-current="page"] { color: var(--a-400); }
  .mainnav > .btn { display: inline-flex; margin-top: 1rem; }
}

/* ------------------------------------------------------------------ HERO */
.hero {
  position: relative; margin-top: var(--hdr-h);
  min-height: min(88vh, 760px);
  display: flex; align-items: center;
  background: var(--g-900); overflow: hidden;
}
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(14, 17, 20, .95) 0%, rgba(14, 17, 20, .84) 42%, rgba(14, 17, 20, .5) 72%, rgba(11, 58, 99, .42) 100%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  transition: opacity .9s var(--ease);
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(105deg, #000 0%, rgba(0, 0, 0, .35) 55%, transparent 85%);
  -webkit-mask-image: linear-gradient(105deg, #000 0%, rgba(0, 0, 0, .35) 55%, transparent 85%);
}
/* Animacion del hero: el plano tecnico se superpone a la fotografia, que
   queda como respaldo para moviles, movimiento reducido y JS desactivado. */
.hero__anim {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  opacity: 0; transition: opacity .9s var(--ease);
}
.hero__anim.is-ready { opacity: 1; }
.hero__anim svg { width: 100%; height: 100%; display: block; }
/* con la animacion en marcha sobra la reticula del hero: ya trae la suya */
.hero__anim.is-ready ~ .hero__grid { opacity: 0; }
@media (prefers-reduced-motion: reduce) { .hero__anim { display: none; } }
/* En vertical la animacion pasa a segundo plano: un velo sobre la mitad
   superior mantiene legible el titular, que ocupa todo el ancho. */
@media (max-width: 899px) {
  .hero__anim::after {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(to bottom,
      rgba(20, 24, 28, .94) 0%, rgba(20, 24, 28, .90) 46%,
      rgba(20, 24, 28, .58) 64%, rgba(20, 24, 28, .12) 84%,
      rgba(20, 24, 28, 0) 100%);
  }
}

.hero .wrap { position: relative; z-index: 2; padding-block: clamp(3.2rem, 7vw, 5.5rem); }
.hero__inner { max-width: 760px; }

.hero__tag {
  display: inline-flex; flex-wrap: wrap; align-items: center; gap: .55rem;
  font-family: var(--ff-mono); font-size: .715rem; font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--s-200);
  border: 1px solid rgba(255, 255, 255, .2);
  border-left: 3px solid var(--a-500);
  background: rgba(255, 255, 255, .05);
  padding: .5rem .9rem; margin-bottom: 1.6rem;
}
.hero__tag i { font-style: normal; color: var(--s-400); }

.hero h1 { color: #fff; margin-bottom: .55em; }
.hero h1 em {
  font-style: normal; color: var(--a-400);
  display: inline-block;
}
.hero__sub {
  font-size: clamp(1.02rem, .96rem + .35vw, 1.2rem);
  color: var(--s-200); max-width: 620px; margin-bottom: 2rem; line-height: 1.66;
}
.hero .btn-row { margin-bottom: 2.4rem; }

.hero__strip {
  display: flex; flex-wrap: wrap; gap: 0;
  border-top: 1px solid rgba(255, 255, 255, .14);
  padding-top: 1.3rem;
}
.hero__strip div {
  padding-right: 2rem; margin-right: 2rem;
  border-right: 1px solid rgba(255, 255, 255, .12);
}
.hero__strip div:last-child { border-right: 0; margin-right: 0; padding-right: 0; }
.hero__strip dt {
  font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--s-400); margin-bottom: .3rem;
}
.hero__strip dd {
  margin: 0; font-family: var(--ff-display); font-weight: 650;
  font-size: 1rem; color: #fff;
}
@media (max-width: 620px) {
  .hero__strip div { border-right: 0; padding-right: 0; margin-right: 0; width: 100%; margin-bottom: .9rem; }
  .hero__strip div:last-child { margin-bottom: 0; }
}

/* Cabecera de páginas interiores */
.pagehead {
  margin-top: var(--hdr-h);
  background: var(--g-900); color: var(--s-200);
  padding-block: clamp(2.6rem, 5.5vw, 4.6rem);
  position: relative; overflow: hidden;
}
.pagehead::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(100deg, #000, transparent 78%);
  -webkit-mask-image: linear-gradient(100deg, #000, transparent 78%);
}
.pagehead--photo .pagehead__media { position: absolute; inset: 0; z-index: 0; }
.pagehead--photo .pagehead__media img { width: 100%; height: 100%; object-fit: cover; }
/* En vertical la caja de la cabecera es casi cuadrada y el recorte se abre
   hasta mostrar todo el taller: el sujeto queda chico y detrás del título.
   Un acercamiento sobre el mismo punto focal devuelve el encuadre cerrado
   que tiene en escritorio. */
@media (max-width: 700px) {
  .pagehead--photo .pagehead__media img {
    transform: scale(1.5);
    transform-origin: var(--focus, 50% 50%);
  }
}
.pagehead--photo .pagehead__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(95deg, rgba(14, 17, 20, .95) 0%, rgba(14, 17, 20, .82) 48%, rgba(11, 58, 99, .58) 100%);
}
.pagehead .wrap { position: relative; z-index: 2; }
.pagehead h1 { color: #fff; margin-bottom: .35em; max-width: 900px; }
.pagehead p { color: var(--s-300); max-width: 660px; font-size: 1.05rem; margin: 0; }

.crumbs {
  font-family: var(--ff-mono); font-size: .72rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--s-400); margin-bottom: 1.1rem;
}
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .45rem; }
.crumbs li { margin: 0; display: flex; align-items: center; gap: .45rem; }
.crumbs li + li::before { content: "/"; color: var(--s-500); }
.crumbs a { color: var(--s-300); }
.crumbs a:hover { color: var(--a-400); }
.crumbs [aria-current] { color: var(--a-400); }

/* ---------------------------------------------------------------- TARJETAS */
.card {
  position: relative; background: #fff;
  border: 1px solid var(--s-150); border-radius: var(--rad-md);
  padding: clamp(1.4rem, 2.4vw, 1.9rem);
  transition: transform .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--sh-2); border-color: var(--s-200); }
.card h3 { margin-bottom: .5rem; }
.card p { color: var(--s-500); font-size: .945rem; margin-bottom: 0; }
.card > .eyebrow { margin-bottom: .7rem; }

/* Marca de esquina — detalle de plano técnico */
.card--tick::before, .card--tick::after {
  content: ""; position: absolute; width: 11px; height: 11px; pointer-events: none;
  transition: border-color .24s var(--ease);
}
.card--tick::before { top: 9px; left: 9px; border-top: 2px solid var(--s-200); border-left: 2px solid var(--s-200); }
.card--tick::after { bottom: 9px; right: 9px; border-bottom: 2px solid var(--s-200); border-right: 2px solid var(--s-200); }
.card--tick:hover::before, .card--tick:hover::after { border-color: var(--a-500); }

/* Barra roja superior progresiva */
.card--bar { overflow: hidden; }
.card--bar::after {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%;
  background: var(--a-500); transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.card--bar:hover::after { transform: scaleX(1); }

.card__icon {
  width: 46px; height: 46px; margin-bottom: 1.1rem;
  display: grid; place-items: center;
  border: 1.5px solid var(--s-200); border-radius: var(--rad-sm);
  color: var(--a-700); background: var(--a-050);
  transition: background .24s var(--ease), border-color .24s var(--ease), color .24s var(--ease);
}
.card__icon svg { width: 23px; height: 23px; }
.card:hover .card__icon { background: var(--g-900); border-color: var(--g-900); color: #fff; }

.section--dark .card {
  background: var(--g-850); border-color: rgba(255, 255, 255, .1);
}
.section--dark .card:hover { border-color: rgba(255, 255, 255, .2); background: var(--g-800); }
.section--dark .card p { color: var(--s-300); }
.section--dark .card--tick::before, .section--dark .card--tick::after { border-color: rgba(255, 255, 255, .22); }
.section--dark .card__icon { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .16); color: var(--s-200); }
.section--dark .card:hover .card__icon { background: var(--a-600); border-color: var(--a-600); color: #fff; }

/* Tarjeta de servicio con foto */
.svc {
  display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--s-150); border-radius: var(--rad-md);
  transition: transform .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease);
}
.svc:hover { transform: translateY(-4px); box-shadow: var(--sh-3); border-color: var(--s-200); }
.svc__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--g-800); }
.svc__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.svc:hover .svc__media img { transform: scale(1.05); }
.svc__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(14, 17, 20, .55), transparent 55%);
}
.svc__num {
  position: absolute; z-index: 2; left: 0; bottom: 0;
  font-family: var(--ff-mono); font-size: .74rem; font-weight: 600; letter-spacing: .1em;
  color: #fff; background: var(--a-600); padding: .32rem .7rem;
}
.svc__body { padding: 1.35rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.svc__body h3 { font-size: 1.12rem; margin-bottom: .5rem; }
.svc__body p { color: var(--s-500); font-size: .93rem; flex: 1; margin-bottom: 1.1rem; }
.svc__body .arrow-link { align-self: flex-start; }

/* Tarjeta enlazada completa */
a.svc, a.card { color: inherit; display: flex; }
a.card { flex-direction: column; }
a.svc:hover h3, a.card:hover h3 { color: var(--a-600); }

/* --------------------------------------------------------- LISTAS TÉCNICAS */
.ticks { list-style: none; padding: 0; margin: 0; }
.ticks li {
  position: relative; padding-left: 1.75rem; margin-bottom: .62rem;
  font-size: .95rem; color: var(--s-500);
}
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .5em;
  width: 9px; height: 9px; border-right: 2px solid var(--a-500); border-bottom: 2px solid var(--a-500);
  transform: rotate(45deg) translateY(-2px);
}
.ticks strong { color: var(--g-900); }
.section--dark .ticks li, .section--petrol .ticks li { color: var(--s-300); }

.numlist { list-style: none; padding: 0; margin: 0; counter-reset: n; }
.numlist li {
  counter-increment: n; position: relative; padding-left: 2.6rem;
  margin-bottom: 1.05rem; font-size: .95rem; color: var(--s-500);
}
.numlist li::before {
  content: counter(n, decimal-leading-zero);
  position: absolute; left: 0; top: -.05em;
  font-family: var(--ff-mono); font-size: .78rem; font-weight: 600;
  color: var(--a-600); border: 1px solid var(--s-200);
  padding: .18rem .38rem; border-radius: 2px; background: #fff;
}
.numlist strong { display: block; color: var(--g-900); font-family: var(--ff-display); font-size: 1rem; }
.section--dark .numlist li { color: var(--s-300); }
.section--dark .numlist strong { color: #fff; }
.section--dark .numlist li::before { background: var(--g-800); border-color: rgba(255, 255, 255, .18); color: var(--a-400); }

/* Fichas de dato / chips */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.chips li {
  margin: 0; font-family: var(--ff-mono); font-size: .755rem; letter-spacing: .06em;
  text-transform: uppercase; color: var(--a-700); background: var(--a-050);
  border: 1px solid #cfe0f7; padding: .38rem .68rem; border-radius: 2px;
}
.section--dark .chips li {
  color: var(--s-200); background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .14);
}
.chips--red li { color: var(--a-700); background: var(--a-050); border-color: #cfe0f7; }

/* ------------------------------------------------------------- PROCESO */
.flow { display: grid; gap: 1px; background: var(--s-150); border: 1px solid var(--s-150); border-radius: var(--rad-md); overflow: hidden; }
.flow--7 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.flow__step { background: #fff; padding: 1.5rem 1.3rem; position: relative; transition: background .22s var(--ease); }
.flow__step:hover { background: var(--paper); }
.flow__n {
  font-family: var(--ff-mono); font-size: 1.5rem; font-weight: 600;
  color: var(--s-200); line-height: 1; margin-bottom: .75rem; display: block;
  transition: color .22s var(--ease);
}
.flow__step:hover .flow__n { color: var(--a-500); }
.flow__step h4 { font-size: .98rem; margin-bottom: .4rem; }
.flow__step p { font-size: .87rem; color: var(--s-500); margin: 0; }
.section--dark .flow { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .1); }
.section--dark .flow__step { background: var(--g-850); }
.section--dark .flow__step:hover { background: var(--g-800); }
.section--dark .flow__n { color: var(--g-600); }
.section--dark .flow__step p { color: var(--s-300); }

/* Columna taller / campo */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.2rem, 2.5vw, 2rem); }
@media (max-width: 820px) { .duo { grid-template-columns: 1fr; } }
.duo__col {
  background: #fff; border: 1px solid var(--s-150); border-radius: var(--rad-md); overflow: hidden;
  display: flex; flex-direction: column;
}
.duo__media { aspect-ratio: 16 / 9; overflow: hidden; background: var(--g-800); }
.duo__media img { width: 100%; height: 100%; object-fit: cover; }
.duo__body { padding: clamp(1.4rem, 2.5vw, 2rem); flex: 1; }
.duo__body > .eyebrow { margin-bottom: .5rem; }
.duo__body h3 { margin-bottom: 1rem; }

/* ------------------------------------------------------------ TRAZABILIDAD */
.trace {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .12);
}
.trace__item { background: var(--g-850); padding: 1.3rem 1.25rem; }
.trace__k {
  font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--a-400); margin-bottom: .45rem;
}
.trace__v { font-family: var(--ff-display); font-weight: 600; font-size: .99rem; color: #fff; margin-bottom: .3rem; }
.trace__d { font-size: .845rem; color: var(--s-400); margin: 0; line-height: 1.5; }

/* Cita destacada */
.pull {
  border-left: 3px solid var(--a-500);
  padding: 1.1rem 0 1.1rem 1.5rem;
  font-family: var(--ff-display); font-weight: 600;
  font-size: clamp(1.08rem, 1rem + .5vw, 1.42rem); line-height: 1.4;
  color: var(--g-900); margin: 0;
}
.section--dark .pull, .section--petrol .pull { color: #fff; }

/* --------------------------------------------------------------- CLIENTES */
.logos {
  /* Alto de fila fijo y alto de imagen derivado de él: los logotipos tienen
     proporciones muy distintas y sin una medida definida algunos se salen
     de su celda e invaden la fila siguiente. */
  --logo-h: 104px;
  --logo-pad: 18px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(158px, 1fr));
  grid-auto-rows: var(--logo-h);
  /* Las líneas las dibuja cada celda, no el fondo de la grilla: así las
     celdas sobrantes de la última fila no quedan como un bloque gris. */
  background: #fff;
  border: solid var(--s-150); border-width: 1px 0 0 1px;
}
.logos__i {
  background: #fff; display: grid; align-content: center;
  padding: var(--logo-pad); transition: background .22s var(--ease);
  box-shadow: inset -1px 0 0 var(--s-150), inset 0 -1px 0 var(--s-150);
}
.logos__i img {
  width: 100%; height: calc(var(--logo-h) - var(--logo-pad) * 2);
  object-fit: contain;
  filter: grayscale(1); opacity: .62;
  transition: filter .28s var(--ease), opacity .28s var(--ease), transform .28s var(--ease);
}
.logos__i:hover { background: var(--paper); }
.logos__i:hover img { filter: none; opacity: 1; transform: scale(1.05); }

/* Cinta continua */
.marquee { overflow: hidden; position: relative; padding-block: .4rem; }
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 90px; z-index: 2; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, var(--paper), transparent); }
.marquee::after { right: 0; background: linear-gradient(270deg, var(--paper), transparent); }
.marquee__track { display: flex; gap: 3.2rem; width: max-content; animation: slide 46s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track img {
  height: 44px; width: 118px; object-fit: contain; flex: none;
  filter: grayscale(1); opacity: .55; transition: filter .25s, opacity .25s;
}
.marquee__track img:hover { filter: none; opacity: 1; }
@keyframes slide { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* -------------------------------------------------------------- PROYECTOS */
.proj {
  background: #fff; border: 1px solid var(--s-150); border-radius: var(--rad-md);
  overflow: hidden; display: flex; flex-direction: column;
  transition: box-shadow .24s var(--ease), transform .24s var(--ease);
}
.proj:hover { box-shadow: var(--sh-2); transform: translateY(-3px); }
.proj__media { aspect-ratio: 4 / 3; background: var(--g-800); overflow: hidden; position: relative; }
.proj__media img { width: 100%; height: 100%; object-fit: cover; }
.proj__badge {
  position: absolute; top: 0; right: 0; z-index: 2;
  font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  background: rgba(14, 17, 20, .88); color: #fff; padding: .35rem .7rem;
}
.proj__body { padding: 1.4rem; display: flex; flex-direction: column; flex: 1; }
.proj__body h3 { font-size: 1.08rem; margin-bottom: .8rem; }
.proj dl { margin: 0 0 1.2rem; display: grid; grid-template-columns: auto 1fr; gap: .4rem .9rem; font-size: .88rem; }
.proj dt {
  font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--s-400); padding-top: .18em;
}
.proj dd { margin: 0; color: var(--g-800); }
.proj .btn { margin-top: auto; }

/* ------------------------------------------------------------- DESCARGAS */
.dl-list { display: grid; gap: .75rem; }
.dl-item {
  display: flex; align-items: center; gap: 1.1rem;
  background: #fff; border: 1px solid var(--s-150); border-radius: var(--rad-md);
  padding: 1.05rem 1.3rem; transition: border-color .22s var(--ease), box-shadow .22s var(--ease), transform .22s var(--ease);
}
.dl-item:hover { border-color: var(--s-300); box-shadow: var(--sh-1); transform: translateX(3px); }
.dl-item__ico {
  flex: none; width: 42px; height: 42px; display: grid; place-items: center;
  background: var(--a-050); color: var(--a-600); border: 1px solid #cfe0f7; border-radius: var(--rad-sm);
  font-family: var(--ff-mono); font-size: .66rem; font-weight: 600; letter-spacing: .04em;
}
.dl-item__txt { flex: 1; min-width: 0; }
.dl-item__txt strong { display: block; font-family: var(--ff-display); font-size: 1rem; }
.dl-item__txt span { font-size: .855rem; color: var(--s-400); }
.dl-item__act { flex: none; display: flex; gap: .5rem; }
.dl-item--soon { opacity: .62; }
.dl-item--soon:hover { transform: none; }
@media (max-width: 620px) {
  .dl-item { flex-wrap: wrap; }
  .dl-item__act { width: 100%; }
  .dl-item__act .btn { flex: 1; }
}

/* --------------------------------------------------------------- TABLAS */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--s-150); border-radius: var(--rad-md); }
table.tbl { width: 100%; border-collapse: collapse; font-size: .92rem; min-width: 520px; }
table.tbl th, table.tbl td { padding: .85rem 1.1rem; text-align: left; border-bottom: 1px solid var(--s-150); }
table.tbl th {
  font-family: var(--ff-mono); font-size: .7rem; letter-spacing: .13em; text-transform: uppercase;
  color: var(--s-500); background: var(--paper); font-weight: 600; white-space: nowrap;
}
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl tbody tr:hover { background: var(--paper); }
table.tbl td strong { font-family: var(--ff-display); }

/* ------------------------------------------------------------ ACORDEÓN */
.acc { border-top: 1px solid var(--s-150); }
.acc__item { border-bottom: 1px solid var(--s-150); }
.acc__btn {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  background: none; border: 0; cursor: pointer; text-align: left;
  padding: 1.15rem 0; font-family: var(--ff-display); font-weight: 650;
  font-size: 1.02rem; color: var(--g-900);
}
.acc__btn:hover { color: var(--a-600); }
.acc__btn i {
  flex: none; font-style: normal; width: 22px; height: 22px; position: relative;
  border: 1px solid var(--s-200); border-radius: 2px;
}
.acc__btn i::before, .acc__btn i::after {
  content: ""; position: absolute; left: 50%; top: 50%; background: var(--a-600);
  transform: translate(-50%, -50%); transition: transform .22s var(--ease), opacity .22s var(--ease);
}
.acc__btn i::before { width: 10px; height: 2px; }
.acc__btn i::after { width: 2px; height: 10px; }
.acc__btn[aria-expanded="true"] i::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.acc__panel { display: none; padding: 0 0 1.35rem; color: var(--s-500); font-size: .95rem; max-width: 760px; }
.acc__panel.is-open { display: block; }

/* -------------------------------------------------------------- FORMULARIOS */
.form { display: grid; gap: 1.15rem; }
.form__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); gap: 1.15rem; }
.field { display: flex; flex-direction: column; gap: .42rem; }
.field--full { grid-column: 1 / -1; }
.field > label {
  font-family: var(--ff-display); font-size: .82rem; font-weight: 650;
  letter-spacing: .02em; color: var(--g-800);
}
.field > label .req { color: var(--a-600); }
.field .hint { font-size: .78rem; color: var(--s-400); }

.field input, .field select, .field textarea {
  font-family: var(--ff-body); font-size: .95rem; color: var(--g-900);
  padding: .78rem .9rem; background: #fff;
  border: 1.5px solid var(--s-200); border-radius: var(--rad-sm);
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease);
  width: 100%;
}
.field textarea { min-height: 128px; resize: vertical; line-height: 1.6; }
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath fill='%2355606D' d='M1.4 0 6 4.6 10.6 0 12 1.4 6 7.4 0 1.4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .9rem center; background-size: 11px;
  padding-right: 2.4rem; cursor: pointer;
}
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--s-300); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--a-600);
  box-shadow: 0 0 0 3px rgba(0, 74, 173, .16);
}
.field input[type="file"] { padding: .58rem .7rem; font-size: .87rem; cursor: pointer; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--error); }
.field.has-error input:focus, .field.has-error select:focus, .field.has-error textarea:focus {
  box-shadow: 0 0 0 3px rgba(214, 34, 44, .16);
}
.field__err { font-size: .79rem; color: var(--error-700); font-weight: 500; display: none; }
.field.has-error .field__err { display: block; }

.check { display: flex; align-items: flex-start; gap: .65rem; font-size: .87rem; color: var(--s-500); }
.check input { width: 17px; height: 17px; margin-top: .18em; flex: none; accent-color: var(--a-600); }
.check.has-error { color: var(--error-700); }
.check.has-error input { outline: 2px solid var(--error); outline-offset: 2px; }

fieldset.fs { border: 0; padding: 0; margin: 0; display: grid; gap: 1.15rem; }
fieldset.fs > legend {
  font-family: var(--ff-mono); font-size: .72rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--a-600); padding: 0 0 .3rem; margin-bottom: .35rem; width: 100%;
  border-bottom: 1px solid var(--s-150);
}

.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.form-note {
  font-size: .82rem; color: var(--s-400); border-left: 2px solid var(--s-200);
  padding-left: .85rem; line-height: 1.55;
}

.form-panel {
  background: #fff; border: 1px solid var(--s-150); border-radius: var(--rad-md);
  padding: clamp(1.5rem, 3.5vw, 2.6rem); box-shadow: var(--sh-1);
}

.form-ok {
  display: none; background: #eefaf3; border: 1px solid #b9e4cd;
  border-left: 3px solid var(--ok); border-radius: var(--rad-sm);
  padding: 1.2rem 1.4rem; color: #14663f; font-size: .95rem;
}
.form-ok.is-visible { display: block; }
.form-ok strong { color: #0f5231; display: block; margin-bottom: .3rem; font-family: var(--ff-display); }

/* -------------------------------------------------------------- CONTACTO */
.contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.15rem; }
.contact-list li { display: flex; gap: .95rem; align-items: flex-start; }
.contact-list .ico {
  flex: none; width: 38px; height: 38px; display: grid; place-items: center;
  border: 1px solid rgba(255, 255, 255, .16); background: rgba(255, 255, 255, .05);
  border-radius: var(--rad-sm); color: var(--a-400);
}
.contact-list .ico svg { width: 18px; height: 18px; }
.contact-list dt {
  font-family: var(--ff-mono); font-size: .68rem; letter-spacing: .16em;
  text-transform: uppercase; color: var(--s-400); margin-bottom: .18rem;
}
.contact-list dd { margin: 0; font-size: 1rem; color: #fff; font-weight: 500; }
.contact-list dd a { color: #fff; }
.contact-list dd a:hover { color: var(--a-400); }
.contact-list small { display: block; color: var(--s-400); font-size: .82rem; font-weight: 400; }

.map-frame {
  border: 1px solid var(--s-150); border-radius: var(--rad-md); overflow: hidden;
  background: var(--s-100); line-height: 0;
}
.map-frame iframe { width: 100%; height: 380px; border: 0; display: block; }

/* -------------------------------------------------------------------- CTA */
.cta-band { position: relative; overflow: hidden; }
.cta-band__inner { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: center; }
@media (max-width: 820px) { .cta-band__inner { grid-template-columns: 1fr; } }
.cta-band h2 { margin-bottom: .4rem; }
.cta-band p { color: var(--s-300); margin: 0; max-width: 640px; }

/* ------------------------------------------------------------------ PIE */
.site-footer { background: var(--g-950); color: var(--s-400); font-size: .9rem; }
.site-footer a { color: var(--s-300); }
.site-footer a:hover { color: var(--a-400); }
.footer-top {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 2.4rem;
  padding-block: clamp(2.6rem, 5vw, 4rem);
}
@media (max-width: 940px) { .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; } }
@media (max-width: 560px) { .footer-top { grid-template-columns: 1fr; } }
.footer-top img.flogo { height: 38px; width: auto; margin-bottom: 1.1rem; }
.footer-top h5 {
  font-family: var(--ff-mono); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase;
  color: #fff; margin-bottom: 1.05rem; font-weight: 600;
}
.footer-top ul { list-style: none; padding: 0; margin: 0; }
.footer-top li { margin-bottom: .55rem; }
.footer-bot {
  border-top: 1px solid rgba(255, 255, 255, .09);
  padding-block: 1.35rem;
  display: flex; flex-wrap: wrap; gap: .8rem 1.6rem; align-items: center; justify-content: space-between;
  font-size: .82rem;
}
.footer-bot p { margin: 0; }
.footer-bot nav { display: flex; flex-wrap: wrap; gap: 1.2rem; }

/* ------------------------------------------------------- WHATSAPP FLOTANTE */
.wa {
  position: fixed; right: clamp(14px, 3vw, 26px); bottom: clamp(14px, 3vw, 26px);
  z-index: 90; width: 54px; height: 54px; border-radius: 50%;
  background: #25D366; color: #fff; display: grid; place-items: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, .26);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}
.wa:hover { transform: scale(1.07); color: #fff; box-shadow: 0 6px 22px rgba(37, 211, 102, .45); }
.wa svg { width: 28px; height: 28px; }
.wa::after {
  content: attr(data-label); position: absolute; right: calc(100% + 12px); top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--g-900); color: #fff; font-size: .8rem; font-weight: 500;
  padding: .5rem .8rem; border-radius: var(--rad-sm); white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity .22s var(--ease), transform .22s var(--ease);
}
.wa:hover::after { opacity: 1; transform: translateY(-50%) translateX(0); }
@media (max-width: 560px) { .wa::after { display: none; } }

/* --------------------------------------------------------- BANNER COOKIES */
.cookies {
  position: fixed; left: clamp(12px, 3vw, 24px); bottom: clamp(12px, 3vw, 24px);
  z-index: 95; max-width: 420px;
  background: var(--g-900); color: var(--s-200);
  border: 1px solid rgba(255, 255, 255, .14); border-left: 3px solid var(--a-500);
  border-radius: var(--rad-md); padding: 1.25rem 1.4rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .4);
  font-size: .87rem; line-height: 1.55;
  transform: translateY(20px); opacity: 0; visibility: hidden;
  transition: transform .3s var(--ease), opacity .3s var(--ease), visibility .3s;
}
.cookies.is-visible { transform: none; opacity: 1; visibility: visible; }
.cookies h4 { color: #fff; font-size: .95rem; margin-bottom: .45rem; }
.cookies p { margin-bottom: 1rem; }
.cookies a { color: var(--s-200); text-decoration: underline; }
.cookies .btn-row { gap: .55rem; }
@media (max-width: 560px) { .cookies { left: 12px; right: 12px; max-width: none; } }

/* ------------------------------------------------------------ ANIMACIONES */
.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .07s; }
.reveal[data-d="2"] { transition-delay: .14s; }
.reveal[data-d="3"] { transition-delay: .21s; }
.reveal[data-d="4"] { transition-delay: .28s; }
.reveal[data-d="5"] { transition-delay: .35s; }

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

/* --------------------------------------------------------------- UTILIDADES */
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.mt-1 { margin-top: .6rem; } .mt-2 { margin-top: 1.2rem; } .mt-3 { margin-top: 2rem; } .mt-4 { margin-top: 3rem; }
.mb-1 { margin-bottom: .6rem; } .mb-2 { margin-bottom: 1.2rem; } .mb-3 { margin-bottom: 2rem; }
.tc { text-align: center; }
.mono { font-family: var(--ff-mono); }
.muted { color: var(--s-400); }
.small { font-size: .86rem; }
.figure { border: 1px solid var(--s-150); border-radius: var(--rad-md); overflow: hidden; background: var(--g-800); }
.figure img { width: 100%; height: 100%; object-fit: cover; }
.figure figcaption {
  background: #fff; padding: .75rem 1rem; font-size: .8rem; color: var(--s-500);
  font-family: var(--ff-mono); letter-spacing: .03em; border-top: 1px solid var(--s-150);
}
.stack-img { display: grid; gap: 1rem; }

/* Página 404 */
.err-code {
  font-family: var(--ff-mono); font-size: clamp(4rem, 12vw, 8rem); font-weight: 600;
  color: var(--g-700); line-height: 1; letter-spacing: -.02em; margin-bottom: 1rem;
}