@import url("/assets/css/fonts.css");

/* =========================================================================
   AGNIO S.L.L. — sistema visual
   Concepto: "la sección tipo". El oficio de AGNIO es cortar una
   infraestructura y mirar sus capas; la página usa ese lenguaje:
   estratos, cotas, hairlines y notación de plano.
   ========================================================================= */

:root {
  /* color */
  --azul: #272659;          /* corporativo, tomado del logotipo */
  --azul-900: #14132E;      /* fondo profundo */
  --azul-800: #1C1B3F;
  --azul-300: #7C7BAA;      /* hairlines y cotas sobre oscuro */
  --papel: #F5F5F2;         /* papel de plano */
  --papel-2: #ECECE7;
  --hormigon: #DEDFDA;
  --tinta: #1A1A26;
  --gris: #5D5D6B;
  --gris-linea: #CFCFC9;
  --senal: #F2C230;         /* amarillo de señalización de obra */
  --senal-oscuro: #B98C08;

  /* tipografía */
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --texto: "Source Serif 4", Georgia, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  /* métrica */
  --max: 1180px;
  --gutter: clamp(20px, 5vw, 56px);
  --header-h: 74px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--papel);
  color: var(--tinta);
  font-family: var(--texto);
  font-size: 18px;
  line-height: 1.65;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--azul); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--senal-oscuro); }

:focus-visible {
  outline: 2px solid var(--senal-oscuro);
  outline-offset: 3px;
  border-radius: 1px;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  font-stretch: 112%;
  line-height: 1.07;
  letter-spacing: -0.015em;
  margin: 0 0 .5em;
  color: var(--azul);
  text-wrap: balance;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.wrap-wide { max-width: 1400px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--azul); color: #fff; padding: 12px 18px; font-family: var(--mono); font-size: 13px;
}
.skip-link:focus { left: 0; }

/* ---------- notación de plano: etiquetas mono ---------- */
.rotulo {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gris);
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.rotulo::before {
  content: "";
  width: 28px; height: 1px; background: var(--senal-oscuro); flex: none;
}
.rotulo--claro { color: var(--azul-300); }
.rotulo--claro::before { background: var(--senal); }

/* ---------- botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 600; font-stretch: 105%;
  font-size: 15px; letter-spacing: .01em;
  padding: 14px 24px;
  border: 1px solid transparent;
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
  cursor: pointer;
}
.btn::after { content: "→"; font-family: var(--mono); font-size: 14px; transition: transform .18s ease; }
.btn:hover::after { transform: translateX(3px); }
.btn-primario { background: var(--senal); color: var(--azul-900); }
.btn-primario:hover { background: #ffd24a; color: var(--azul-900); }
.btn-linea { border-color: currentColor; color: var(--azul); background: transparent; }
.btn-linea:hover { background: var(--azul); color: #fff; border-color: var(--azul); }
.btn-linea-claro { border-color: rgba(255,255,255,.45); color: #fff; background: transparent; }
.btn-linea-claro:hover { background: #fff; color: var(--azul); border-color: #fff; }
.btn-block { width: 100%; justify-content: center; }

/* =========================================================================
   Cabecera
   ========================================================================= */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: background-color .25s ease, border-color .25s ease;
  border-bottom: 1px solid transparent;
}
.header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; max-width: 1400px; }

.header-logo { display: block; flex: none; }
.header-logo img { height: 40px; width: auto; transition: opacity .2s ease; }
.header-logo .logo-claro { display: block; }
.header-logo .logo-oscuro { display: none; }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a {
  font-family: var(--display); font-size: 14.5px; font-weight: 500; font-stretch: 100%;
  text-decoration: none; color: #fff; position: relative; padding: 4px 0;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--senal); transform: scaleX(0); transform-origin: left; transition: transform .22s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

/* submenú de áreas */
.nav-grupo { position: relative; }
.nav-grupo > button {
  background: none; border: 0; padding: 4px 0; cursor: pointer; color: #fff;
  font-family: var(--display); font-size: 14.5px; font-weight: 500;
  display: flex; align-items: center; gap: 7px;
}
.nav-grupo > button::after {
  content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px); transition: transform .2s ease;
}
.header.is-solid .nav-grupo > button { color: var(--azul); }
.nav-grupo-panel {
  position: absolute; top: calc(100% + 14px); left: -20px; min-width: 310px;
  background: var(--papel); border: 1px solid var(--gris-linea);
  padding: 10px 0; opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  box-shadow: 0 18px 40px rgba(20,19,46,.14);
}
.nav-grupo:hover .nav-grupo-panel,
.nav-grupo:focus-within .nav-grupo-panel { opacity: 1; visibility: visible; transform: none; }
.nav-grupo:hover > button::after, .nav-grupo:focus-within > button::after { transform: rotate(225deg) translateY(-2px) translateX(-2px); }
.nav-grupo-panel a {
  display: block; padding: 9px 22px; color: var(--azul) !important; font-size: 14.5px; line-height: 1.35;
}
.nav-grupo-panel a::after { display: none; }
.nav-grupo-panel a:hover { background: var(--papel-2); color: var(--senal-oscuro) !important; }
.nav-movil .sub { padding-left: 18px; font-size: 19px; color: rgba(255,255,255,.8); }

.header-tel {
  font-family: var(--mono); font-size: 13.5px; color: #fff; text-decoration: none;
  border: 1px solid rgba(255,255,255,.35); padding: 9px 16px; white-space: nowrap;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}
.header-tel:hover { background: #fff; color: var(--azul); border-color: #fff; }

/* estado sólido (scroll o páginas interiores) */
.header.is-solid { background: var(--papel); border-bottom-color: var(--gris-linea); }
.header.is-solid .logo-claro { display: none; }
.header.is-solid .logo-oscuro { display: block; }
.header.is-solid .nav a { color: var(--azul); }
.header.is-solid .header-tel { color: var(--azul); border-color: var(--gris-linea); }
.header.is-solid .header-tel:hover { background: var(--azul); color: #fff; border-color: var(--azul); }
.header.is-solid .burger span { background: var(--azul); }

/* menú móvil */
.burger {
  display: none; background: none; border: 0; padding: 10px; cursor: pointer;
  width: 44px; height: 44px; align-items: center; justify-content: center; flex-direction: column; gap: 5px;
}
.burger span { display: block; width: 22px; height: 2px; background: #fff; transition: transform .2s ease, opacity .2s ease; }
.nav-movil {
  position: fixed; inset: 0; z-index: 99;
  background: var(--azul-900);
  padding: calc(var(--header-h) + 32px) var(--gutter) 40px;
  display: none; flex-direction: column; gap: 4px;
  overflow-y: auto;
}
.nav-movil.is-open { display: flex; }
.nav-movil a {
  font-family: var(--display); font-weight: 600; font-stretch: 108%; font-size: 26px;
  color: #fff; text-decoration: none; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.12);
}
.nav-movil a:hover { color: var(--senal); }
.nav-movil .nav-movil-pie { margin-top: 28px; font-family: var(--mono); font-size: 13px; color: var(--azul-300); border: 0; }

@media (max-width: 940px) {
  .nav, .header-tel { display: none; }
  .burger { display: flex; }
}

/* =========================================================================
   Hero
   ========================================================================= */
.hero {
  position: relative;
  min-height: min(92vh, 780px);
  display: flex; align-items: flex-end;
  padding: calc(var(--header-h) + 80px) 0 0;
  background: var(--azul-900);
  overflow: hidden;
}
.hero-foto {
  position: absolute; inset: 0;
  object-fit: cover; width: 100%; height: 100%;
  opacity: .72;
  filter: saturate(.8);
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(20,19,46,.72) 0%, rgba(20,19,46,.3) 40%, rgba(20,19,46,.88) 100%),
    linear-gradient(90deg, rgba(39,38,89,.86) 0%, rgba(39,38,89,.05) 68%);
}
.hero .wrap { position: relative; z-index: 2; padding-bottom: 52px; max-width: 1400px; }

.hero-eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--azul-300); margin: 0 0 26px; display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center;
}
.hero-eyebrow span { color: rgba(255,255,255,.72); }
.hero-eyebrow .sep { color: var(--senal); }

.hero h1 {
  color: #fff;
  font-size: clamp(2.35rem, 5.6vw, 4.4rem);
  font-stretch: 118%;
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.02;
  max-width: 18ch;
  margin-bottom: 26px;
}
.hero h1 em {
  font-style: normal;
  box-shadow: inset 0 -0.1em 0 var(--senal);
}
.hero-sub {
  font-size: clamp(1.02rem, 1.45vw, 1.24rem);
  color: rgba(255,255,255,.82);
  max-width: 52ch;
  margin-bottom: 32px;
}
.hero-acciones { display: flex; flex-wrap: wrap; gap: 14px; }

/* =========================================================================
   Signature — la sección tipo (capas = áreas de actividad)
   ========================================================================= */
.seccion-tipo { padding: clamp(64px, 9vw, 104px) 0 clamp(56px, 8vw, 96px); }
.seccion-tipo-cab {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: clamp(20px, 5vw, 64px); align-items: end; margin-bottom: 42px;
}
.seccion-tipo-cab h2 { font-size: clamp(1.9rem, 3.4vw, 2.85rem); margin: 0; }
.seccion-tipo-cab p { color: var(--gris); margin: 0; }

.estratos { border-top: 1px solid var(--azul); }

.estrato {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr) auto;
  gap: clamp(16px, 3vw, 40px);
  align-items: start;
  padding: clamp(24px, 3.2vw, 34px) 0;
  border-bottom: 1px solid var(--gris-linea);
  text-decoration: none;
  color: inherit;
  position: relative;
  transition: background-color .22s ease, padding-left .22s ease;
}
.estrato::before {
  /* trama de material: cada capa con su simbología de plano */
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0; width: 78px;
  opacity: .55;
  transition: opacity .22s ease;
}
.estrato:nth-child(1)::before { background: repeating-linear-gradient(45deg, var(--azul) 0 1px, transparent 1px 6px); }
.estrato:nth-child(2)::before { background: repeating-linear-gradient(-45deg, var(--azul) 0 1px, transparent 1px 7px); }
.estrato:nth-child(3)::before { background: radial-gradient(circle at center, var(--azul) 1px, transparent 1.2px) 0 0/8px 8px; }
.estrato:nth-child(4)::before { background: repeating-linear-gradient(0deg, var(--azul) 0 1px, transparent 1px 9px); }

.estrato:hover, .estrato:focus-visible { background: var(--papel-2); }
.estrato:hover::before { opacity: 1; }

.estrato-cota {
  grid-column: 1;
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; color: var(--azul);
  position: relative; z-index: 2;
  background: var(--papel); padding: 2px 6px 2px 0;
  text-transform: uppercase;
}
.estrato:hover .estrato-cota { background: var(--papel-2); }
.estrato-cuerpo { grid-column: 2; }
.estrato h3 {
  font-size: clamp(1.32rem, 2.35vw, 1.85rem);
  margin: 0 0 8px;
  transition: color .2s ease;
}
.estrato:hover h3 { color: var(--senal-oscuro); }
.estrato p { color: var(--gris); font-size: 16.5px; margin: 0; max-width: 62ch; }
.estrato-ir {
  grid-column: 3; align-self: center;
  font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--azul); white-space: nowrap; display: flex; align-items: center; gap: 8px;
}
.estrato-ir::after { content: "→"; transition: transform .2s ease; }
.estrato:hover .estrato-ir::after { transform: translateX(4px); }

@media (max-width: 760px) {
  .seccion-tipo-cab { grid-template-columns: 1fr; }
  .estrato { grid-template-columns: 56px minmax(0, 1fr); }
  .estrato::before { width: 56px; }
  .estrato-ir { grid-column: 2; align-self: start; margin-top: 12px; }
}

/* =========================================================================
   Bloques de contenido
   ========================================================================= */
.seccion { padding: clamp(64px, 9vw, 108px) 0; }
.seccion--papel2 { background: var(--papel-2); }
.seccion--azul { background: var(--azul); color: rgba(255,255,255,.86); }
.seccion--azul h2, .seccion--azul h3 { color: #fff; }
.seccion--oscuro { background: var(--azul-900); color: rgba(255,255,255,.82); }
.seccion--oscuro h2, .seccion--oscuro h3 { color: #fff; }

.seccion > .wrap > h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); }

.dos-col {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 72px); align-items: center;
}
.dos-col--texto-der > .col-foto { order: -1; }
@media (max-width: 860px) { .dos-col { grid-template-columns: 1fr; } .dos-col--texto-der > .col-foto { order: 0; } }

.col-foto img { width: 100%; }
.foto-marco { position: relative; }
.foto-marco::after {
  content: ""; position: absolute; inset: auto -14px -14px auto; width: 64%; height: 58%;
  border-right: 1px solid var(--senal-oscuro); border-bottom: 1px solid var(--senal-oscuro);
  pointer-events: none;
}
.seccion--azul .foto-marco::after, .seccion--oscuro .foto-marco::after {
  border-color: var(--senal);
}

.texto-grande { font-size: clamp(1.12rem, 1.6vw, 1.3rem); }
.texto-secundario { color: var(--gris); }
.seccion--azul .texto-secundario, .seccion--oscuro .texto-secundario { color: rgba(255,255,255,.7); }

/* lista de rasgos con hairline */
.rasgos { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(24px, 4vw, 48px); margin-top: 48px; }
.rasgo { border-top: 1px solid var(--gris-linea); padding-top: 22px; }
.seccion--azul .rasgo, .seccion--oscuro .rasgo { border-top-color: rgba(255,255,255,.22); }
.rasgo h3 { font-size: 1.22rem; margin-bottom: 10px; }
.rasgo p { font-size: 16.5px; color: var(--gris); margin: 0; }
.seccion--azul .rasgo p, .seccion--oscuro .rasgo p { color: rgba(255,255,255,.72); }
@media (max-width: 800px) { .rasgos { grid-template-columns: 1fr; gap: 26px; } }

/* lista con guion de cota */
.lista-cota { list-style: none; margin: 0 0 1.2em; padding: 0; }
.lista-cota li { position: relative; padding-left: 26px; margin-bottom: 12px; }
.lista-cota li::before {
  content: ""; position: absolute; left: 0; top: .72em; width: 14px; height: 1px; background: var(--senal-oscuro);
}
.seccion--azul .lista-cota li::before, .seccion--oscuro .lista-cota li::before { background: var(--senal); }
.lista-cota li:last-child { margin-bottom: 0; }

/* =========================================================================
   Rupturas de retícula: bandas a sangre y bloques partidos
   ========================================================================= */

/* alinea el texto con la retícula aunque la foto se vaya al borde.
   Ojo: tiene que ganar al shorthand `padding` de .split-texto → va con
   selector doble, no suelto. */
.alineado-izq { padding-left: max(var(--gutter), calc((100vw - var(--max)) / 2)); }
.alineado-der { padding-right: max(var(--gutter), calc((100vw - var(--max)) / 2)); }

/* — banda a sangre: fotografía a pantalla completa con un dato encima — */
.banda-sangre {
  position: relative;
  min-height: min(76vh, 640px);
  display: flex; align-items: flex-end;
  overflow: hidden;
  background: var(--azul-900);
}
.banda-sangre-foto {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
}
.banda-sangre::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(20,19,46,.60) 0%, rgba(20,19,46,.16) 28%,
    rgba(20,19,46,.72) 66%, rgba(20,19,46,.97) 100%);
}
.banda-sangre .wrap { position: relative; z-index: 2; padding-block: 0 clamp(40px, 6vw, 72px); }
.banda-sangre .rotulo { color: rgba(255,255,255,.75); }
.banda-sangre .rotulo::before { background: var(--senal); }

.dato-fuerte {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0 18px;
  color: #fff; margin: 0 0 10px;
}
.dato-fuerte b {
  font-family: var(--display);
  font-size: clamp(3.2rem, 9vw, 6.4rem);
  font-weight: 700; font-stretch: 120%; letter-spacing: -0.035em; line-height: .9;
}
.dato-fuerte span {
  font-family: var(--display); font-size: clamp(1.1rem, 2.2vw, 1.7rem);
  font-weight: 600; font-stretch: 108%; color: var(--senal);
}
.banda-sangre p.pie-dato {
  color: rgba(255,255,255,.78); max-width: 56ch; margin: 0; font-size: 1.05rem;
}

/* — bloque partido: el texto respeta la retícula, la foto se va al borde — */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: stretch;
}
.split-texto { padding: clamp(48px, 7vw, 104px) clamp(28px, 5vw, 72px) clamp(48px, 7vw, 104px) 0; }
.split-foto { position: relative; min-height: clamp(320px, 46vw, 560px); }
.split-foto img, .split-foto picture { position: absolute; inset: 0; width: 100%; height: 100%; }
.split-foto img { object-fit: cover; }
.split-foto::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 1px; background: var(--senal);
}
.split-texto.alineado-izq { padding-left: max(var(--gutter), calc((100vw - var(--max)) / 2)); }
.split-texto.alineado-der { padding-right: max(var(--gutter), calc((100vw - var(--max)) / 2)); }

/* variante espejada: foto a la izquierda, texto a la derecha */
.split--foto-izq { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); }
.split--foto-izq .split-foto { order: -1; }
.split--foto-izq .split-foto::after { left: auto; right: 0; }
.split--foto-izq .split-texto { padding: clamp(48px, 7vw, 104px) 0 clamp(48px, 7vw, 104px) clamp(28px, 5vw, 72px); }

@media (max-width: 900px) {
  .split, .split--foto-izq { grid-template-columns: 1fr; }
  .split-texto, .split--foto-izq .split-texto {
    padding: clamp(36px, 8vw, 56px) var(--gutter);
  }
  .alineado-izq, .alineado-der { padding-inline: 0; }
  .split-foto { min-height: 260px; }
  .split--foto-izq .split-foto { order: 0; }
}

/* — cifras escalonadas: nada empieza a la misma altura — */
.cifras {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 40px);
  border-top: 1px solid var(--gris-linea);
  padding-top: 30px;
}
.cifra { border-left: 1px solid var(--gris-linea); padding: 0 0 0 20px; }
.cifra:first-child { border-left: 0; padding-left: 0; }
.cifra:nth-child(2) { margin-top: 34px; }
.cifra:nth-child(3) { margin-top: 68px; }
.cifra:nth-child(4) { margin-top: 102px; }
.cifra b {
  display: block; font-family: var(--display); font-weight: 700; font-stretch: 116%;
  font-size: clamp(2rem, 3.6vw, 3rem); color: var(--azul); line-height: 1; letter-spacing: -0.03em;
  margin-bottom: 10px;
}
.cifra span { display: block; font-size: 15.5px; color: var(--gris); line-height: 1.5; }
.cifra em {
  display: block; font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--senal-oscuro); font-style: normal; margin-bottom: 12px;
}
@media (max-width: 900px) {
  .cifras { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
  .cifra:nth-child(n) { margin-top: 0; }
  .cifra:nth-child(odd) { border-left: 0; padding-left: 0; }
  .cifra:nth-child(even) { margin-top: 26px; }
}

/* — cabecera de interior con foto a sangre al costado — */
.cabecera--split { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); padding: 0; }
.cabecera--split::after { display: none; }
.cabecera--split .wrap {
  padding-top: calc(var(--header-h) + clamp(52px, 7vw, 82px));
  padding-bottom: clamp(44px, 6vw, 72px);
  padding-right: clamp(28px, 4vw, 56px);
  margin-inline: 0; margin-left: auto;
  max-width: calc(var(--max) / 2 + var(--gutter) + 60px);
}
.cabecera-split-foto { position: relative; min-height: 100%; }
.cabecera-split-foto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cabecera-split-foto::before {
  content: ""; position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(90deg, rgba(39,38,89,.92) 0%, rgba(39,38,89,.12) 42%, rgba(39,38,89,0) 100%);
}
@media (max-width: 860px) {
  .cabecera--split { grid-template-columns: 1fr; }
  .cabecera--split .wrap { max-width: none; padding-inline: var(--gutter); }
  .cabecera-split-foto { min-height: 230px; order: 1; }
  .cabecera-split-foto::before { background: linear-gradient(180deg, rgba(39,38,89,.85) 0%, rgba(39,38,89,.1) 60%); }
}

/* =========================================================================
   Clientes — tabla de referencias
   ========================================================================= */
.clientes-rejilla {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-left: 1px solid var(--gris-linea);
  border-top: 1px solid var(--gris-linea);
  background: #fff;
}
.cliente {
  border-right: 1px solid var(--gris-linea);
  border-bottom: 1px solid var(--gris-linea);
  aspect-ratio: 16 / 9;
  display: flex; align-items: center; justify-content: center;
  padding: 18px 22px;
}
.cliente img {
  max-height: 54px; width: auto; max-width: 100%;
  /* multiply para que el fondo blanco de los logotipos se funda con la celda */
  mix-blend-mode: multiply;
  filter: grayscale(1) contrast(1.08);
  opacity: .85;
  transition: filter .25s ease, opacity .25s ease;
}
.cliente:hover img { filter: none; opacity: 1; }
@media (max-width: 1000px) { .clientes-rejilla { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 560px) { .clientes-rejilla { grid-template-columns: repeat(2, minmax(0, 1fr)); } .cliente img { max-height: 36px; } }

/* =========================================================================
   Calidad / certificación
   ========================================================================= */
.calidad { display: grid; grid-template-columns: 224px minmax(0, 1fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.calidad-sello { background: #fff; padding: 22px; display: flex; align-items: center; justify-content: center; }
.calidad-sello img { width: 100%; max-width: 180px; }
.calidad-datos { display: flex; flex-wrap: wrap; gap: 10px 36px; margin: 22px 0 26px; font-family: var(--mono); font-size: 13px; color: rgba(255,255,255,.72); }
.calidad-datos b { display: block; color: #fff; font-weight: 500; letter-spacing: .04em; }
@media (max-width: 720px) { .calidad { grid-template-columns: 1fr; } .calidad-sello { justify-self: start; } }

/* =========================================================================
   Cabecera de página interior
   ========================================================================= */
.cabecera {
  background: var(--azul);
  color: #fff;
  padding: calc(var(--header-h) + clamp(56px, 8vw, 88px)) 0 clamp(48px, 7vw, 76px);
  position: relative;
  overflow: hidden;
}
.cabecera-foto { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.cabecera::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(39,38,89,.93) 10%, rgba(39,38,89,.62) 62%, rgba(20,19,46,.5) 100%);
}
.cabecera .wrap { position: relative; z-index: 2; }
.cabecera h1 { color: #fff; font-size: clamp(2rem, 4.4vw, 3.3rem); max-width: 20ch; font-stretch: 116%; }
.cabecera p { color: rgba(255,255,255,.8); max-width: 60ch; margin: 0; font-size: clamp(1rem, 1.4vw, 1.18rem); }

.migas {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--azul-300); margin: 0 0 24px; line-height: 1.8;
}
.migas a { color: var(--azul-300); text-decoration: none; }
.migas a:hover { color: var(--senal); }
.migas span { color: rgba(255,255,255,.55); }

/* contenido editorial */
.editorial { max-width: 72ch; }
.editorial h2 { font-size: clamp(1.5rem, 2.6vw, 2.05rem); margin-top: 2em; }
.editorial h2:first-child { margin-top: 0; }
.editorial h3 { font-size: 1.25rem; margin-top: 1.8em; }
.editorial ul { padding-left: 0; }

.aparte {
  border-left: 2px solid var(--senal);
  padding: 4px 0 4px 22px;
  margin: 2em 0;
  font-size: clamp(1.1rem, 1.7vw, 1.3rem);
  color: var(--azul);
  font-stretch: normal;
}

.ficha {
  background: var(--papel-2);
  padding: clamp(24px, 3.5vw, 34px);
  border-top: 2px solid var(--azul);
}
.ficha h3 { font-size: 1.12rem; margin-bottom: 14px; }
.ficha dl { margin: 0; font-size: 15.5px; }
.ficha dt {
  font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gris); margin-top: 16px;
}
.ficha dt:first-child { margin-top: 0; }
.ficha dd { margin: 2px 0 0; line-height: 1.5; }
.ficha .lista-cota a { text-decoration: none; }
.ficha .lista-cota a:hover { text-decoration: underline; }

.con-lateral { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: clamp(32px, 5vw, 64px); align-items: start; }
@media (max-width: 900px) { .con-lateral { grid-template-columns: 1fr; } }

/* =========================================================================
   Contacto
   ========================================================================= */
.contacto-rejilla { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
@media (max-width: 860px) { .contacto-rejilla { grid-template-columns: 1fr; } }

.datos-contacto { list-style: none; margin: 0; padding: 0; }
.datos-contacto li { border-top: 1px solid var(--gris-linea); padding: 18px 0; }
.datos-contacto .et { font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--gris); display: block; margin-bottom: 6px; }
.datos-contacto a, .datos-contacto strong { font-family: var(--display); font-weight: 600; font-size: 1.15rem; color: var(--azul); text-decoration: none; font-stretch: 105%; }
.datos-contacto a:hover { color: var(--senal-oscuro); }

.contact-form { display: grid; gap: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--gris); }
.field input, .field select, .field textarea {
  font-family: var(--texto); font-size: 16.5px; color: var(--tinta);
  background: #fff; border: 1px solid var(--gris-linea); border-radius: 0;
  padding: 13px 14px; width: 100%;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--azul); box-shadow: inset 0 -2px 0 var(--senal);
}
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-note { font-size: 14.5px; color: var(--gris); margin: 0; }
.form-status { font-family: var(--mono); font-size: 14px; min-height: 1.2em; }
.form-status.is-ok { color: #1E6B3A; }
.form-status.is-err { color: #A3261F; }
.check-linea { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; color: var(--gris); }
.check-linea input { width: 18px; height: 18px; flex: none; margin-top: 3px; accent-color: var(--azul); }

.mapa { border: 0; width: 100%; height: 420px; display: block; filter: grayscale(.35); }

/* =========================================================================
   CTA final
   ========================================================================= */
.cta-final { background: var(--azul-900); color: #fff; padding: clamp(56px, 8vw, 92px) 0; }
.cta-final .wrap { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: center; }
.cta-final h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); margin: 0 0 12px; color: #fff; max-width: 22ch; }
.cta-final p { color: rgba(255,255,255,.72); margin: 0; max-width: 54ch; }
.cta-acciones { display: flex; flex-wrap: wrap; gap: 14px; }
@media (max-width: 800px) { .cta-final .wrap { grid-template-columns: 1fr; } }

/* =========================================================================
   Pie
   ========================================================================= */
.footer { background: var(--azul); color: rgba(255,255,255,.72); font-size: 15.5px; }
.footer a { color: rgba(255,255,255,.72); text-decoration: none; }
.footer a:hover { color: var(--senal); }

.footer-top { padding: clamp(48px, 6vw, 72px) 0 40px; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: clamp(28px, 4vw, 56px); }
@media (max-width: 860px) { .footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-top { grid-template-columns: 1fr; } }

.footer-logo img { height: 42px; width: auto; margin-bottom: 20px; }
.footer h4 {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--senal); font-weight: 500; margin: 0 0 16px;
}
.footer ul { list-style: none; margin: 0; padding: 0; }
.footer ul li { margin-bottom: 9px; }

/* certificados: banda propia, visible */
.footer-certificados {
  border-top: 1px solid rgba(255,255,255,.16);
  border-bottom: 1px solid rgba(255,255,255,.16);
  padding: 28px 0;
  display: flex; flex-wrap: wrap; align-items: center; gap: clamp(20px, 4vw, 44px);
}
.cert {
  display: flex; align-items: center; gap: 16px; text-decoration: none;
  transition: opacity .2s ease;
}
.cert:hover { opacity: .78; }
.cert img { background: #fff; padding: 9px; height: 96px; width: auto; }
.cert--texto { padding-left: clamp(20px, 4vw, 44px); border-left: 1px solid rgba(255,255,255,.16); align-self: stretch; }
.cert-texto { font-family: var(--mono); font-size: 12px; line-height: 1.6; color: rgba(255,255,255,.72); letter-spacing: .04em; }
.cert-texto b { display: block; color: #fff; font-weight: 500; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }
.cert-texto span { color: var(--senal); }

.footer-legal {
  padding: 22px 0 30px;
  display: flex; flex-wrap: wrap; gap: 10px 26px; justify-content: space-between;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em; color: rgba(255,255,255,.5);
}
.footer-legal ul { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.footer-legal ul li { margin: 0; }

/* =========================================================================
   Aparición al hacer scroll (discreta)
   ========================================================================= */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* ---------- obras de referencia (5-oct-2026, v2) ---------- */
.obras-rejilla { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 36px; }
.obras-rejilla--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 0; }
.obras-rejilla--1 { grid-template-columns: 1fr; margin-top: 0; }
.obra { margin: 0; background: var(--papel); }
.obra picture, .obra img { width: 100%; }
.obra img { aspect-ratio: 4 / 3; object-fit: cover; cursor: zoom-in; transition: filter .3s; }
.obra img:hover { filter: brightness(1.05) contrast(1.03); }
.obra figcaption { font-family: var(--mono); font-size: 13px; line-height: 1.4; color: var(--gris); padding: 10px 2px 2px; border-top: 2px solid var(--senal); margin-top: 8px; }
.proyectos { display: grid; gap: 48px; margin-top: 36px; }
.proyecto { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 32px; align-items: start; }
.proyecto-texto h3 { font-size: 1.6rem; margin-bottom: .3em; }
.proyecto-datos { display: grid; grid-template-columns: auto 1fr; gap: 6px 18px; margin: 18px 0 0; font-size: 16px; }
.proyecto-datos dt { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--gris); padding-top: 3px; }
.proyecto-datos dd { margin: 0; }
@media (max-width: 900px) {
  .obras-rejilla { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proyecto { grid-template-columns: 1fr; gap: 18px; }
}
@media (max-width: 560px) {
  .obras-rejilla, .obras-rejilla--2 { grid-template-columns: 1fr; }
}
.visor { width: 100vw; height: 100vh; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: transparent; }
.visor[open] { display: grid; place-items: center; }
.visor::backdrop { background: rgba(20, 19, 46, .9); }
.visor img { max-width: 92vw; max-height: 86vh; width: auto; height: auto; box-shadow: 0 20px 60px rgba(0, 0, 0, .5); }
.visor p { color: #fff; font-family: var(--mono); font-size: 14px; margin: 12px 0 0; text-align: center; }
.visor button { position: fixed; top: 16px; right: 20px; width: 46px; height: 46px; border-radius: 50%; border: 0; background: #fff; color: var(--azul); font-size: 26px; cursor: pointer; }
@media (min-width: 561px) { .obras-rejilla--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }