/* ============================================================
   Vidrios y Aluminios VA — Puerto Vallarta
   Tema oscuro azul marino, barra lateral fija.

    1. Variables y reset        7. Servicios
    2. Utilidades y títulos     8. Paneles (mantenimiento)
    3. Botones                  9. Galería y visor
    4. Barra lateral           10. Nosotros y banda
    5. Cinta superior          11. Contacto y formulario
    6. Portada y confianza     12. Pie, flotante, responsive
   ============================================================ */

/* ── 1. Variables ─────────────────────────────────────────── */
:root {
  --marino-900: #04101f;
  --marino-850: #071527;
  --marino-800: #0a1c33;
  --marino-700: #0d2440;
  --panel:      #102a4c;
  --borde:      #1b3a63;
  --borde-sutil:#152f52;

  --azul:       #1668d8;
  --azul-alto:  #1f7bef;
  --azul-claro: #4fa3ff;
  --azul-tenue: rgba(22,104,216,.14);
  --wa:         #21a45a;
  --wa-alto:    #1c8c4d;

  --texto:      #ffffff;
  --texto-2:    #c3d4e8;
  --texto-3:    #8ba4c2;


  --radio:      12px;
  --radio-s:    8px;
  --sombra:     0 18px 40px -20px rgba(0,0,0,.75);
  --sombra-alta:0 30px 70px -25px rgba(0,0,0,.85);
  --lateral-w:  272px;
  --suave:      cubic-bezier(.4,0,.2,1);

  --f-titulo: "Oswald", "Arial Narrow", "Segoe UI", system-ui, sans-serif;
  --f-texto:  "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--f-texto);
  font-size: 16px;
  line-height: 1.68;
  color: var(--texto-2);
  background: var(--marino-800);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--azul-claro); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }

/* Los SVG usan el sprite: heredan tamaño y color */
svg { fill: currentColor; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

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

.salto {
  position: absolute; left: -9999px; top: 0; z-index: 500;
  background: var(--azul); color: #fff; padding: .8rem 1.2rem;
}
.salto:focus { left: 0; }

/* ── 2. Utilidades y títulos ───────────────────────────────── */
h1, h2, h3, h4 {
  margin: 0 0 .55em;
  font-family: var(--f-titulo);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: .005em;
  color: var(--texto);
}
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); font-weight: 700; line-height: 1; }
h2 { font-size: clamp(1.5rem, 3vw, 2.15rem); text-transform: uppercase; letter-spacing: .02em; }
h3 { font-size: 1.12rem; text-transform: uppercase; letter-spacing: .035em; }
p  { margin: 0 0 1.05em; }
p:last-child { margin-bottom: 0; }
strong { color: var(--texto); font-weight: 600; }

.bloque { padding: clamp(3rem, 6vw, 5.5rem) clamp(1.1rem, 4vw, 3.5rem); }
.bloque--alt { background: var(--marino-850); }

.antetitulo {
  display: inline-flex; align-items: center; gap: .6rem;
  margin: 0 0 .7rem;
  font-family: var(--f-titulo); font-size: .95rem; font-weight: 500;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--azul-claro);
}
.antetitulo::after { content: ""; width: 46px; height: 1px; background: var(--azul); opacity: .8; }

.titulo { max-width: 800px; margin-bottom: clamp(2rem, 3.5vw, 3rem); }
.titulo h2 { margin-bottom: .5em; }
.titulo__sub { color: var(--texto-3); font-size: 1.02rem; margin: 0; }

.centrado { text-align: center; margin-top: 2.4rem; }
.rompe { word-break: break-word; }

.t-blanco { color: var(--texto); display: block; }
.t-azul   { color: var(--azul-claro); display: block; }

.aparece { opacity: 0; transform: translateY(20px); transition: opacity .75s var(--suave), transform .75s var(--suave); }
.aparece.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .aparece { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ── 3. Botones ───────────────────────────────────────────── */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .7rem 1.4rem;
  border: 1.5px solid transparent; border-radius: var(--radio-s);
  font-family: var(--f-titulo); font-size: .95rem; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase;
  white-space: nowrap; text-align: center;
  transition: transform .18s var(--suave), background-color .18s var(--suave),
              border-color .18s var(--suave), box-shadow .18s var(--suave), color .18s var(--suave);
}
.boton:hover { text-decoration: none; transform: translateY(-2px); }
.boton:active { transform: translateY(0); }
.boton svg { width: 1.15em; height: 1.15em; flex: 0 0 auto; }
.boton--g { padding: .92rem 1.9rem; font-size: 1rem; }
.boton--ancho { width: 100%; }

.boton--azul { background: var(--azul); color: #fff; box-shadow: 0 10px 26px -12px rgba(22,104,216,.9); }
.boton--azul:hover { background: var(--azul-alto); box-shadow: 0 16px 34px -14px rgba(31,123,239,1); }

.boton--linea { background: transparent; color: var(--texto); border-color: rgba(255,255,255,.32); }
.boton--linea:hover { border-color: var(--azul-claro); color: var(--azul-claro); background: var(--azul-tenue); }

.boton--wa { background: var(--wa); color: #fff; box-shadow: 0 10px 26px -12px rgba(33,164,90,.85); }
.boton--wa:hover { background: var(--wa-alto); }

/* ── 4. Barra lateral ─────────────────────────────────────── */
.lateral {
  position: fixed; inset: 0 auto 0 0; z-index: 60;
  width: var(--lateral-w);
  display: flex; flex-direction: column;
  padding: 1.6rem 1.25rem 1.8rem;
  background: linear-gradient(180deg, var(--marino-850), var(--marino-900));
  border-right: 1px solid var(--borde-sutil);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.lateral::-webkit-scrollbar { width: 8px; }
.lateral::-webkit-scrollbar-thumb { background: var(--borde); border-radius: 8px; }

.marca { display: block; text-align: center; color: var(--texto); }
.marca:hover { text-decoration: none; }
.marca__logo, .marca img { width: 108px; height: auto; margin: 0 auto .7rem; }
.marca__nombre {
  display: block;
  font-family: var(--f-titulo); font-size: 1.03rem; font-weight: 600;
  letter-spacing: .07em; text-transform: uppercase; color: var(--texto);
  line-height: 1.2;
}
.marca__lema {
  display: block; margin-top: .25rem;
  font-size: .63rem; font-weight: 500; letter-spacing: .13em; text-transform: uppercase;
  color: var(--texto-3);
}

.menu { margin: 1.8rem 0 1.4rem; }
.menu ul { display: grid; gap: .18rem; }
.menu a {
  display: flex; align-items: center; gap: .75rem;
  padding: .68rem .85rem;
  border-radius: var(--radio-s);
  font-family: var(--f-titulo); font-size: .92rem; font-weight: 400;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--texto-2);
  transition: background-color .2s var(--suave), color .2s var(--suave);
}
.menu a svg { width: 19px; height: 19px; flex: 0 0 auto; color: var(--azul-claro); }
.menu a:hover { background: rgba(255,255,255,.05); color: var(--texto); text-decoration: none; }
.menu a.es-activo { background: var(--azul); color: #fff; }
.menu a.es-activo svg { color: #fff; }

.lateral__wa {
  display: flex; align-items: center; gap: .7rem;
  padding: .85rem 1rem; margin-bottom: 1.6rem;
  border: 1.5px solid var(--borde); border-radius: var(--radio);
  background: rgba(22,104,216,.1);
  color: var(--texto);
}
.lateral__wa:hover { border-color: var(--wa); background: rgba(33,164,90,.14); text-decoration: none; }
.lateral__wa svg { width: 30px; height: 30px; flex: 0 0 auto; color: var(--wa); }
.lateral__wa span { display: flex; flex-direction: column; font-size: .78rem; line-height: 1.3; color: var(--texto-3); }
.lateral__wa strong {
  font-family: var(--f-titulo); font-size: .95rem; font-weight: 500;
  letter-spacing: .08em; text-transform: uppercase; color: var(--texto);
}

.lateral__datos { margin-top: auto; padding-top: 1.4rem; border-top: 1px solid var(--borde-sutil); }
.lateral__datos h2 {
  font-size: .82rem; letter-spacing: .16em; margin-bottom: 1rem; color: var(--texto);
}
.lateral__datos ul { display: grid; gap: .8rem; }
.lateral__datos li { display: flex; gap: .6rem; align-items: flex-start; font-size: .82rem; line-height: 1.45; }
.lateral__datos svg { width: 15px; height: 15px; margin-top: .18em; flex: 0 0 auto; color: var(--azul-claro); }
.lateral__datos a { color: var(--texto-2); }
.lateral__datos a:hover { color: var(--azul-claro); }

.lateral__redes { display: flex; gap: .5rem; margin-top: 1.2rem; }
.lateral__redes a {
  display: grid; place-items: center;
  width: 36px; height: 36px;
  border: 1px solid var(--borde); border-radius: 50%;
  color: var(--texto-2);
  transition: all .2s var(--suave);
}
.lateral__redes a:hover { background: var(--azul); border-color: var(--azul); color: #fff; }
.lateral__redes svg { width: 17px; height: 17px; }

.fondo-menu {
  position: fixed; inset: 0; z-index: 55;
  background: rgba(2,8,16,.72);
  backdrop-filter: blur(3px);
}
.fondo-menu[hidden] { display: none; }

/* ── 5. Contenido y cinta superior ────────────────────────── */
.principal { margin-left: var(--lateral-w); min-width: 0; }

.cinta {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 1.5rem;
  min-height: 68px;
  padding: .55rem clamp(1.1rem, 4vw, 3.5rem);
  background: rgba(7,21,39,.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s var(--suave), box-shadow .25s var(--suave);
}
.cinta.pegada { border-bottom-color: var(--borde-sutil); box-shadow: 0 10px 30px -22px #000; }

.cinta__nav { display: flex; gap: 1.6rem; margin: 0 auto 0 0; flex-wrap: wrap; }
.cinta__nav a {
  position: relative;
  font-family: var(--f-titulo); font-size: .86rem; font-weight: 400;
  letter-spacing: .13em; text-transform: uppercase;
  color: var(--texto-2); padding: .3rem 0;
}
.cinta__nav a:hover { color: var(--texto); text-decoration: none; }
.cinta__nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 2px; background: var(--azul-claro);
  transition: right .28s var(--suave);
}
.cinta__nav a:hover::after, .cinta__nav a.es-activo::after { right: 0; }
.cinta__nav a.es-activo { color: var(--texto); }
.cinta__cta { flex: 0 0 auto; }

.hamburguesa {
  display: none;
  width: 44px; height: 44px; padding: 11px;
  background: transparent; border: 1.5px solid var(--borde); border-radius: var(--radio-s);
}
.hamburguesa span { display: block; height: 2px; background: var(--texto); border-radius: 2px; transition: transform .28s var(--suave), opacity .2s var(--suave); }
.hamburguesa span + span { margin-top: 5px; }
.hamburguesa.abierta span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburguesa.abierta span:nth-child(2) { opacity: 0; }
.hamburguesa.abierta span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── 6. Portada ───────────────────────────────────────────── */
.portada { position: relative; overflow: hidden; }
.portada__foto {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  object-position: 50% 40%;
}
.portada__velo {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(4,16,31,.97) 0%, rgba(6,20,38,.9) 38%, rgba(8,26,48,.62) 68%, rgba(10,30,55,.78) 100%),
    radial-gradient(120% 90% at 90% 10%, rgba(22,104,216,.28), transparent 60%);
}
.portada__reja {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, .78fr);
  gap: clamp(2rem, 4vw, 4rem);
  padding: clamp(2.6rem, 5vw, 5rem) clamp(1.1rem, 4vw, 3.5rem) clamp(3rem, 5vw, 5rem);
  align-items: start;
}

.portada__logo { width: clamp(74px, 8vw, 104px); margin-bottom: 1.1rem; }
.portada h1 { margin-bottom: .35em; }
.portada__lema { display: flex; flex-direction: column; margin: 0 0 .5rem; }
.portada__lema span {
  font-family: var(--f-titulo); font-size: clamp(1.05rem, 2vw, 1.6rem); font-weight: 400;
  letter-spacing: .05em; text-transform: uppercase; color: var(--texto);
}
.portada__lema strong {
  font-family: var(--f-titulo); font-size: clamp(1.3rem, 2.6vw, 2.1rem); font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase; color: var(--azul-claro);
}
.portada__ciudad {
  margin: .9rem 0 1.1rem; padding-top: .9rem;
  border-top: 1px solid rgba(255,255,255,.18);
  max-width: 340px;
  font-family: var(--f-titulo); font-size: clamp(1.05rem, 1.8vw, 1.45rem); font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase; color: var(--texto);
}
.portada__intro { max-width: 52ch; color: var(--texto-2); font-size: 1rem; }
.portada__botones { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.9rem; }

.porque {
  padding: clamp(1.4rem, 2.2vw, 1.9rem);
  background: rgba(8,24,44,.72);
  border: 1px solid var(--borde-sutil); border-radius: var(--radio);
  backdrop-filter: blur(8px);
}
.porque h2 { font-size: 1.12rem; letter-spacing: .05em; margin-bottom: 1.3rem; }
.porque ul { display: grid; gap: 1.15rem; }
.porque li { display: flex; gap: .85rem; align-items: flex-start; }
.porque__ico {
  display: grid; place-items: center; flex: 0 0 auto;
  width: 38px; height: 38px;
  background: var(--azul-tenue); border: 1px solid var(--borde);
  border-radius: var(--radio-s); color: var(--azul-claro);
}
.porque__ico svg { width: 19px; height: 19px; }
.porque div { display: flex; flex-direction: column; font-size: .84rem; line-height: 1.5; color: var(--texto-3); }
.porque strong {
  font-family: var(--f-titulo); font-size: .95rem; font-weight: 500;
  letter-spacing: .04em; color: var(--texto); margin-bottom: .15rem;
}
.porque__cta { width: 100%; margin-top: 1.5rem; }

/* Barra de confianza */
.confianza {
  padding: clamp(1.3rem, 2.2vw, 1.9rem) clamp(1.1rem, 4vw, 3.5rem);
  background: var(--marino-700);
  border-top: 1px solid var(--borde-sutil);
  border-bottom: 1px solid var(--borde-sutil);
}
.confianza ul {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1.2rem 1.8rem;
}
.confianza li { display: flex; gap: .75rem; align-items: center; }
.confianza svg { width: 26px; height: 26px; flex: 0 0 auto; color: var(--azul-claro); }
.confianza div { display: flex; flex-direction: column; line-height: 1.35; font-size: .78rem; color: var(--texto-3); }
.confianza strong {
  font-family: var(--f-titulo); font-size: .98rem; font-weight: 500;
  letter-spacing: .05em; text-transform: uppercase; color: var(--texto);
}

/* ── 7. Servicios ─────────────────────────────────────────── */
.servicios {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  gap: clamp(1rem, 1.8vw, 1.5rem);
}
.servicio {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--borde-sutil); border-radius: var(--radio);
  transition: transform .3s var(--suave), border-color .3s var(--suave), box-shadow .3s var(--suave);
}
.servicio:hover { transform: translateY(-5px); border-color: var(--azul); box-shadow: var(--sombra-alta); }
.servicio img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .5s var(--suave); }
.servicio:hover img { transform: scale(1.05); }
.servicio__cuerpo { padding: 1.15rem 1.25rem 1.35rem; }
.servicio h3 { font-size: 1rem; margin-bottom: .5em; letter-spacing: .04em; }
.servicio p { font-size: .87rem; color: var(--texto-3); margin: 0; line-height: 1.6; }

/* ── 8. Paneles ───────────────────────────────────────────── */
.dos-col {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: clamp(1.1rem, 2vw, 1.7rem);
}
.panel {
  display: flex; flex-direction: column;
  padding: clamp(1.4rem, 2.4vw, 2rem);
  background: var(--panel);
  border: 1px solid var(--borde-sutil); border-radius: var(--radio);
}
.panel__titulo {
  display: flex; align-items: center; gap: .65rem;
  font-size: 1.05rem; letter-spacing: .045em; margin-bottom: 1.2rem;
  padding-bottom: 1rem; border-bottom: 1px solid var(--borde-sutil);
}
.panel__titulo svg { width: 22px; height: 22px; flex: 0 0 auto; color: var(--azul-claro); }
.panel__nota { font-size: .84rem; color: var(--texto-3); margin: 1.2rem 0 1.4rem; }
.panel .boton { margin-top: auto; align-self: flex-start; }

.lista-check { display: grid; gap: .6rem; }
.lista-check li {
  position: relative; padding-left: 1.6rem;
  font-size: .9rem; color: var(--texto-2);
}
.lista-check li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 8px; height: 8px; border-radius: 2px;
  background: var(--azul-claro);
}

/* ── 9. Galería, destacados y visor ──────────────────────── */
.destacados {
  display: grid; grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 1fr;
  gap: clamp(.7rem, 1.4vw, 1.1rem);
}
.destacados .pieza--grande { grid-column: span 2; grid-row: span 2; }

.filtros { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.7rem; }
.ficha {
  padding: .48rem 1.05rem;
  background: transparent; color: var(--texto-2);
  border: 1.5px solid var(--borde); border-radius: 999px;
  font-family: var(--f-titulo); font-size: .8rem; font-weight: 400;
  letter-spacing: .09em; text-transform: uppercase;
  transition: all .2s var(--suave);
}
.ficha:hover { border-color: var(--azul-claro); color: var(--texto); }
.ficha.es-activo { background: var(--azul); border-color: var(--azul); color: #fff; }

.galeria {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: clamp(.7rem, 1.4vw, 1.1rem);
}

.pieza {
  position: relative; margin: 0; overflow: hidden;
  border-radius: var(--radio-s);
  background: var(--marino-700);
  border: 1px solid var(--borde-sutil);
  cursor: zoom-in;
}
.pieza.oculta { display: none; }
.pieza img { width: 100%; height: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .55s var(--suave); }
.destacados .pieza--grande img { aspect-ratio: auto; }
.pieza:hover { border-color: var(--azul); }
.pieza:hover img { transform: scale(1.06); }
.pieza figcaption {
  position: absolute; inset: auto 0 0 0;
  display: flex; flex-direction: column; gap: .1rem;
  padding: 2.4rem .95rem .85rem;
  background: linear-gradient(transparent, rgba(3,11,22,.92) 58%);
  color: var(--texto);
  opacity: 0; transform: translateY(8px);
  transition: opacity .3s var(--suave), transform .3s var(--suave);
}
.pieza:hover figcaption, .pieza:focus-visible figcaption { opacity: 1; transform: none; }
.pieza figcaption strong {
  font-family: var(--f-titulo); font-size: .92rem; font-weight: 500; letter-spacing: .03em;
}
.pieza figcaption span { font-size: .74rem; color: var(--texto-3); }

.galeria__vacia { margin-top: 1.5rem; color: var(--texto-3); font-style: italic; }
.galeria__vacia[hidden] { display: none; }

.visor {
  position: fixed; inset: 0; z-index: 300;
  display: grid; place-items: center;
  grid-template-areas: "ant img sig";
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: clamp(.4rem, 2vw, 1.4rem);
  padding: clamp(1rem, 4vw, 3rem);
  background: rgba(2,8,16,.95);
  backdrop-filter: blur(8px);
  animation: aparecer .25s var(--suave);
}
.visor[hidden] { display: none; }
@keyframes aparecer { from { opacity: 0 } to { opacity: 1 } }
.visor__img {
  grid-area: img; margin: 0 auto;
  max-width: 100%; max-height: 80vh;
  border-radius: var(--radio-s);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,.9);
}
.visor__pie {
  position: absolute; bottom: clamp(.7rem, 3vw, 1.6rem); left: 0; right: 0;
  margin: 0; text-align: center; font-size: .9rem; color: var(--texto-2);
}
.visor__cerrar, .visor__nav {
  display: grid; place-items: center;
  background: rgba(255,255,255,.1); color: #fff;
  border: none; border-radius: 50%;
  line-height: 1;
  transition: background-color .2s var(--suave);
}
.visor__cerrar { position: absolute; top: clamp(.6rem,2vw,1.3rem); right: clamp(.6rem,2vw,1.3rem); width: 46px; height: 46px; font-size: 1.9rem; }
.visor__nav { width: 50px; height: 50px; font-size: 2rem; }
.visor__nav--ant { grid-area: ant; }
.visor__nav--sig { grid-area: sig; }
.visor__cerrar:hover, .visor__nav:hover { background: rgba(255,255,255,.24); }

/* ── 10. Nosotros y banda ─────────────────────────────────── */
.nosotros {
  display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(1.8rem, 4vw, 3.5rem); align-items: center;
}
.nosotros__media img {
  width: 100%; border-radius: var(--radio);
  border: 1px solid var(--borde);
  box-shadow: var(--sombra-alta);
  max-height: 560px; object-fit: cover;
}
.nosotros__texto h2 { margin-bottom: .8em; }
.nosotros__texto p { color: var(--texto-2); }
.nosotros__puntos {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: .6rem 1.4rem;
  margin: 1.7rem 0;
  padding: 1.5rem 0; border-top: 1px solid var(--borde-sutil); border-bottom: 1px solid var(--borde-sutil);
}
.nosotros__puntos li { display: flex; gap: .55rem; align-items: flex-start; font-size: .88rem; }
.nosotros__puntos svg { width: 17px; height: 17px; margin-top: .25em; flex: 0 0 auto; color: var(--azul-claro); }

.banda { position: relative; overflow: hidden; }
.banda__foto { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.banda__velo {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(4,16,31,.97) 0%, rgba(6,20,38,.88) 45%, rgba(8,26,48,.6) 100%);
}
.banda__texto {
  position: relative;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.6rem;
  padding: clamp(2.4rem, 4vw, 3.6rem) clamp(1.1rem, 4vw, 3.5rem);
}
.banda__frase {
  margin: 0;
  font-family: var(--f-titulo); font-size: clamp(1.35rem, 3vw, 2.2rem); font-weight: 500;
  line-height: 1.18; letter-spacing: .03em; text-transform: uppercase; color: var(--texto);
}

/* ── 11. Contacto y formulario ────────────────────────────── */
.contacto {
  display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: clamp(1.4rem, 3vw, 2.6rem); align-items: start;
}

.tarjetas-contacto { display: grid; gap: .8rem; margin-bottom: 1.3rem; }
.tarjetas-contacto li {
  display: flex; gap: .9rem; align-items: flex-start;
  padding: 1rem 1.1rem;
  background: var(--panel);
  border: 1px solid var(--borde-sutil); border-radius: var(--radio-s);
}
.tarjetas-contacto > li > svg { width: 21px; height: 21px; margin-top: .2em; flex: 0 0 auto; color: var(--azul-claro); }
.tarjetas-contacto div { display: flex; flex-direction: column; min-width: 0; }
.tarjetas-contacto span {
  font-size: .68rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--texto-3); margin-bottom: .3rem;
}
.tarjetas-contacto a, .tarjetas-contacto strong {
  font-size: .98rem; font-weight: 500; color: var(--texto); line-height: 1.45;
}
.tarjetas-contacto a:hover { color: var(--azul-claro); }

.formulario {
  padding: clamp(1.4rem, 2.6vw, 2.2rem);
  background: var(--panel);
  border: 1px solid var(--borde-sutil); border-radius: var(--radio);
  box-shadow: var(--sombra);
}
.formulario__intro { font-size: .87rem; color: var(--texto-3); margin-bottom: 1.4rem; }
.campo { display: flex; flex-direction: column; margin-bottom: 1rem; }
.campo-fila { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.campo label {
  margin-bottom: .35rem;
  font-size: .82rem; font-weight: 600; letter-spacing: .02em; color: var(--texto);
}
.campo label span { color: var(--azul-claro); }
.campo input, .campo select, .campo textarea {
  width: 100%; padding: .7rem .85rem;
  font: inherit; font-size: .92rem; color: var(--texto);
  background: var(--marino-800);
  border: 1.5px solid var(--borde); border-radius: var(--radio-s);
  transition: border-color .2s var(--suave), box-shadow .2s var(--suave);
}
.campo textarea { resize: vertical; min-height: 108px; }
.campo select option { background: var(--marino-800); color: var(--texto); }
.campo input::placeholder, .campo textarea::placeholder { color: #62809f; }
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none; border-color: var(--azul-claro);
  box-shadow: 0 0 0 3px rgba(79,163,255,.18);
}
.campo.con-error input, .campo.con-error select, .campo.con-error textarea { border-color: #e2585d; }
.campo__error { margin: .3rem 0 0; font-size: .78rem; color: #ff8b8f; }
.campo__error:empty { display: none; }

.formulario__botones { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.5rem; }
.formulario__botones .boton { flex: 1 1 200px; }
.formulario__nota { margin: 1rem 0 0; font-size: .75rem; color: var(--texto-3); }
.formulario__estado { margin: 1rem 0 0; font-size: .88rem; font-weight: 600; }
.formulario__estado:empty { display: none; }
.formulario__estado.bien { color: #5fd694; }
.formulario__estado.mal { color: #ff8b8f; }

/* ── 12. Pie, flotante y responsive ──────────────────────── */
.pie { background: var(--marino-900); border-top: 1px solid var(--borde-sutil); }
.pie__reja {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(1.6rem, 3.5vw, 3rem);
  padding: clamp(2.6rem, 5vw, 4rem) clamp(1.1rem, 4vw, 3.5rem) clamp(2rem, 3.5vw, 3rem);
}
.marca--pie { text-align: left; margin-bottom: 1.1rem; }
.marca--pie img { margin-left: 0; width: 92px; }
.pie__col p { font-size: .85rem; color: var(--texto-3); line-height: 1.65; }
.pie__col h3 { font-size: .82rem; letter-spacing: .15em; margin-bottom: 1.1rem; }
.pie__col ul { display: grid; gap: .55rem; }
.pie__col li, .pie__col a { font-size: .85rem; color: var(--texto-3); line-height: 1.55; }
.pie__col a:hover { color: var(--azul-claro); text-decoration: none; }
.pie__red {
  display: inline-flex; align-items: center; gap: .5rem; margin-top: 1.1rem;
  font-size: .85rem; color: var(--texto-2);
}
.pie__red svg { width: 17px; height: 17px; color: var(--azul-claro); }

.pie__base {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .7rem;
  padding: 1.3rem clamp(1.1rem, 4vw, 3.5rem) 1.6rem;
  border-top: 1px solid var(--borde-sutil);
  font-size: .78rem; color: var(--texto-3);
}
.pie__base p { margin: 0; }

.wa-flota {
  position: fixed; right: clamp(1rem, 2.5vw, 1.7rem); bottom: clamp(1rem, 2.5vw, 1.7rem);
  z-index: 70;
  display: grid; place-items: center;
  width: 56px; height: 56px;
  background: var(--wa); color: #fff; border-radius: 50%;
  box-shadow: 0 14px 32px -10px rgba(33,164,90,.85);
  transition: transform .22s var(--suave), box-shadow .22s var(--suave);
}
.wa-flota svg { width: 30px; height: 30px; }
.wa-flota:hover { transform: scale(1.08) translateY(-2px); }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1280px) {
  .destacados { grid-template-columns: repeat(2, 1fr); }
  .destacados .pieza--grande { grid-column: span 2; grid-row: auto; }
  .destacados .pieza--grande img { aspect-ratio: 16 / 9; }
}

@media (max-width: 1150px) {
  .portada__reja { grid-template-columns: 1fr; }
  .porque { max-width: 620px; }
  .nosotros { grid-template-columns: 1fr; }
  .nosotros__media { max-width: 480px; }
  .contacto { grid-template-columns: 1fr; }
  .pie__reja { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1024px) {
  :root { --lateral-w: 0px; }
  .principal { margin-left: 0; }
  .lateral {
    width: min(86vw, 300px);
    transform: translateX(-102%);
    transition: transform .35s var(--suave);
    box-shadow: 20px 0 60px -20px rgba(0,0,0,.8);
  }
  .lateral.abierta { transform: none; }
  .hamburguesa { display: block; }
  .cinta__nav { display: none; }
  .cinta { justify-content: space-between; }
  body.menu-abierto { overflow: hidden; }
}

@media (max-width: 720px) {
  html { scroll-padding-top: 72px; }
  h1 { font-size: clamp(2rem, 9vw, 2.9rem); }
  .campo-fila { grid-template-columns: 1fr; }
  .destacados { grid-template-columns: 1fr; }
  .destacados .pieza--grande { grid-column: auto; }
  .galeria { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .pieza figcaption { opacity: 1; transform: none; padding: 1.8rem .7rem .6rem; }
  .pieza figcaption strong { font-size: .8rem; }
  .pieza figcaption span { font-size: .68rem; }
  .portada__botones .boton, .formulario__botones .boton { width: 100%; }
  .banda__texto { flex-direction: column; align-items: flex-start; }
  .pie__reja { grid-template-columns: 1fr; }
  .visor { grid-template-areas: "img"; grid-template-columns: 1fr; }
  .visor__nav { position: absolute; top: 50%; transform: translateY(-50%); }
  .visor__nav--ant { left: .5rem; }
  .visor__nav--sig { right: .5rem; }
}

@media (max-width: 420px) {
  .cinta__cta { padding: .6rem .9rem; font-size: .8rem; }
  .galeria { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

/* ── Impresión ────────────────────────────────────────────── */
@media print {
  .lateral, .cinta, .wa-flota, .filtros, .formulario__botones, .fondo-menu, .visor { display: none !important; }
  .principal { margin-left: 0; }
  body { background: #fff; color: #000; font-size: 11pt; }
  h1, h2, h3, strong { color: #000; }
  .portada__velo, .banda__velo { display: none; }
  .bloque { padding: 1rem 0; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; }
}