/* Electro Tierra RD — hoja de estilo.
   La paleta la inyecta build.py desde PALETA para que no haya dos fuentes de
   verdad: si un color cambia allí, el comprobador de contraste lo vigila. */

:root {
  --navy: #0A1D35;
  --navy2: #123057;
  --navy3: #061426;
  --amarillo: #FFC300;
  --ambar: #7A5A00;
  --tinta: #131C28;
  --gris: #56616F;
  --gris2: #6B7684;
  --linea: #E1E7EE;
  --nieve: #F4F7FA;
  --blanco: #FFFFFF;
  --azulclaro: #DCE7F5;
  --r: 12px;
  --r-lg: 20px;
  --r-xl: 28px;
  --nav-h: 76px;
  --nav-h-sm: 62px;
  --sombra: 0 10px 30px rgba(10, 29, 53, 0.07);
  --sombra-lg: 0 24px 60px rgba(10, 29, 53, 0.16);
  --sombra-amarilla: 0 10px 26px rgba(255, 195, 0, 0.35);
  --t: 240ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--tinta);
  background: var(--blanco);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
/* Sin esto el navegador mete su `margin: 1em 40px` en cada <figure> y descuadra
   el hero, las fotos de experiencia y la galería. */
figure { margin: 0; }
/* Red de seguridad: un SVG inline sin tamaño explícito se estira hasta llenar su
   contenedor. Las reglas de cada icono sobrescriben esto. */
svg { width: 1.15em; height: 1.15em; flex: none; }

h1, h2, h3, .display {
  font-family: "Sora", "Inter", system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
  color: var(--navy);
  text-wrap: balance;
}
h1 { font-size: clamp(2.1rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.75rem, 3.6vw, 2.7rem); }
h3 { font-size: 1.16rem; letter-spacing: -0.01em; }
h1 em, h2 em { font-style: normal; color: var(--ambar); }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: var(--navy); text-underline-offset: 3px; }
button { font: inherit; cursor: pointer; }
::selection { background: var(--amarillo); color: var(--navy); }

/* ---------- foco: color por superficie, siempre ≥3:1 contra su fondo ---------- */
:focus-visible {
  outline: 3px solid var(--navy);
  outline-offset: 3px;
  border-radius: 6px;
}
.nav :focus-visible, .hero :focus-visible, .solar :focus-visible,
.cta :focus-visible, .pie :focus-visible, .menu :focus-visible,
.ing__ficha :focus-visible, .trust :focus-visible { outline-color: var(--amarillo); }

.skip {
  position: absolute;
  left: -9999px; top: 0; z-index: 300;
  background: var(--navy);
  color: #fff;
  padding: 0.75rem 1.2rem;
  font-weight: 600;
  border-radius: 0 0 var(--r) 0;
}
.skip:focus-visible { left: 0; outline-color: var(--amarillo); }
main:focus { outline: none; }

.wrap { width: min(1200px, 92vw); margin-inline: auto; }
[id] { scroll-margin-top: calc(var(--nav-h) + 16px); }

/* ---------- secciones ---------- */
.sec { padding: clamp(3.6rem, 7vw, 6.5rem) 0; }
.sec--nieve { background: var(--nieve); }
.sec__head { max-width: 760px; margin-bottom: clamp(2rem, 4vw, 3rem); }
.sec__head--centro { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ambar);
  margin: 0 0 0.85rem;
}
.eyebrow svg { width: 17px; height: 17px; }
.eyebrow--claro { color: var(--amarillo); }
.lead { font-size: 1.06rem; color: var(--gris); }

/* ---------- botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.97rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  min-height: 48px;
  transition: transform var(--t), box-shadow var(--t), background var(--t), color var(--t), border-color var(--t);
}
.btn svg { width: 19px; height: 19px; }
.btn--sm { padding: 0.6rem 1.1rem; min-height: 42px; font-size: 0.9rem; }
.btn--lg { padding: 1.05rem 1.9rem; font-size: 1.03rem; min-height: 56px; }
.btn--amarillo { background: var(--amarillo); color: var(--navy); }
.btn--amarillo:hover { transform: translateY(-2px); box-shadow: var(--sombra-amarilla); }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { transform: translateY(-2px); box-shadow: var(--sombra-lg); }
.btn--linea { border-color: rgba(255, 255, 255, 0.45); color: #fff; }
.btn--linea:hover { border-color: var(--amarillo); color: var(--amarillo); }
.btn--fantasma { border-color: rgba(255, 255, 255, 0.4); color: #fff; }
.btn--fantasma:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; }
.ing__ficha .btn--fantasma { border-color: rgba(255, 255, 255, 0.45); }

/* ---------- cabecera ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 90;
  height: var(--nav-h);
  background: rgba(10, 29, 53, 0.92);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background var(--t), box-shadow var(--t);
}
.nav.pegada { background: rgba(6, 20, 38, 0.97); box-shadow: 0 8px 30px rgba(0, 0, 0, 0.28); }
.nav__in { height: 100%; display: flex; align-items: center; gap: 1.2rem; }

.marca { display: inline-flex; align-items: center; gap: 0.65rem; text-decoration: none; margin-right: auto; }
.marca__ico {
  display: grid;
  place-items: center;
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--amarillo);
  color: var(--navy);
  flex: none;
}
.marca__ico svg { width: 22px; height: 22px; }
.marca__txt { display: flex; flex-direction: column; line-height: 1.15; }
.marca__n {
  white-space: nowrap;
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: 0.045em;
  color: #fff;
}
.marca__n b { color: var(--amarillo); font-weight: 800; }
.marca__s { font-size: 0.7rem; color: var(--azulclaro); letter-spacing: 0.02em; }

.nav__links { display: flex; align-items: center; gap: 1.55rem; }
.nav__links a {
  color: var(--azulclaro);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 500;
  position: relative;
  padding-block: 0.3rem;
  transition: color var(--t);
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 2px;
  background: var(--amarillo);
  transition: right var(--t);
}
.nav__links a:hover { color: #fff; }
.nav__links a:hover::after { right: 0; }

.nav__cta { display: flex; align-items: center; gap: 0.7rem; }
.nav__cta .btn { white-space: nowrap; }

/* La barra completa (marca + 6 enlaces + CTA) solo cabe desde ~1140px:
   por debajo, hamburguesa. Sin JS la hamburguesa está muerta: no se enseña. */
@media (max-width: 1140px) {
  .nav__links { display: none; }
  .js .burger { display: flex; }
}

.burger {
  display: none;
  width: 46px; height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: transparent;
  border-radius: 10px;
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.burger span {
  display: block;
  width: 20px; height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t);
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* telón: SIEMPRE por debajo de la cabecera fija (90) */
.scrim {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(6, 20, 38, 0.62);
  opacity: 0;
  transition: opacity var(--t);
}
.scrim.abierto { opacity: 1; }
.scrim[hidden] { display: none; }

.menu {
  position: fixed;
  z-index: 85;
  top: 0; right: 0; bottom: 0;
  width: min(340px, 86vw);
  background: var(--navy);
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  padding: calc(var(--nav-h-sm) + 1.4rem) 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transform: translateX(100%);
  transition: transform var(--t);
  overflow-y: auto;
}
.menu[hidden] { display: none; }
.menu.abierto { transform: none; }
.menu > a:not(.btn):not(.menu__ig) {
  color: #fff;
  text-decoration: none;
  font-family: "Sora", sans-serif;
  font-weight: 600;
  font-size: 1.08rem;
  padding: 0.85rem 0.2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}
.menu > a:not(.btn):not(.menu__ig):hover { color: var(--amarillo); }
.menu__cta { margin-top: 1.4rem; width: 100%; }
.menu__ig {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.9rem;
  color: var(--azulclaro);
  text-decoration: none;
  font-size: 0.92rem;
}
.menu__ig:hover { color: var(--amarillo); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(2.6rem, 6vw, 5rem)) 0 clamp(3rem, 6vw, 5.5rem);
  background: var(--navy);
  color: #fff;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 420px at 82% 8%, rgba(255, 195, 0, 0.16), transparent 62%),
    radial-gradient(760px 520px at 8% 92%, rgba(18, 48, 87, 0.85), transparent 60%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy3) 100%);
}
/* rejilla técnica muy sutil: sensación de plano eléctrico sin ruido visual */
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: radial-gradient(closest-side at 50% 40%, #000 55%, transparent 100%);
  -webkit-mask-image: radial-gradient(closest-side at 50% 40%, #000 55%, transparent 100%);
}
.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero h1 { color: #fff; }
.hero h1 em { color: var(--amarillo); }
.hero__lead { font-size: clamp(1.06rem, 1.5vw, 1.2rem); color: #fff; font-weight: 500; }
.hero__sub { color: var(--azulclaro); font-size: 0.98rem; max-width: 58ch; }
.hero__btns { display: flex; flex-wrap: wrap; gap: 0.85rem; margin: 1.7rem 0 1.5rem; }
.hero__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.hero__chips li {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--azulclaro);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 0.32rem 0.85rem;
}
.hero__art { position: relative; }
.hero__art img {
  border-radius: var(--r-xl);
  box-shadow: var(--sombra-lg);
  width: 100%;
}
.hero__nota a {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
}
.hero__nota {
  position: absolute;
  left: -14px; bottom: 22px;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: #fff;
  color: var(--tinta);
  border-radius: 14px;
  padding: 0.8rem 1.1rem;
  box-shadow: var(--sombra-lg);
  max-width: calc(100% - 28px);
}
.hero__nota svg { width: 24px; height: 24px; color: var(--ambar); }
.hero__nota b { display: block; font-size: 0.98rem; font-family: "Sora", sans-serif; }
.hero__nota span span { font-size: 0.82rem; color: var(--gris); }

/* ---------- franja de confianza ---------- */
.trust { background: var(--navy3); color: #fff; padding: clamp(2.2rem, 4vw, 3rem) 0; }
.trust__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1.2rem, 2.6vw, 2.2rem); }
.trust__item { display: flex; gap: 0.85rem; align-items: flex-start; }
.trust__item svg { width: 26px; height: 26px; color: var(--amarillo); margin-top: 2px; }
.trust__item b {
  display: block;
  font-family: "Sora", sans-serif;
  font-size: 1rem;
  color: #fff;
  margin-bottom: 0.15rem;
}
.trust__item span span, .trust__item div > span { font-size: 0.88rem; color: var(--azulclaro); line-height: 1.55; }

/* ---------- servicios ---------- */
.svc__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.3rem;
}
.svc {
  position: relative;
  background: var(--blanco);
  border: 1px solid var(--linea);
  border-radius: var(--r-lg);
  padding: 1.7rem 1.5rem 1.6rem;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  overflow: hidden;
}
.svc::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--amarillo);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--t);
}
.svc:hover { transform: translateY(-4px); box-shadow: var(--sombra-lg); border-color: transparent; }
.svc:hover::before { transform: scaleY(1); }
.svc__ico {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--nieve);
  color: var(--navy);
  margin-bottom: 1.05rem;
  transition: background var(--t), color var(--t);
}
.svc__ico svg { width: 26px; height: 26px; }
.svc:hover .svc__ico { background: var(--amarillo); color: var(--navy); }
.svc h3 { margin-bottom: 0.45rem; }
.svc p { margin: 0; color: var(--gris); font-size: 0.94rem; }

.svc__cta {
  margin-top: clamp(2rem, 4vw, 3rem);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem 1.4rem;
  text-align: center;
}
.svc__cta p {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-weight: 600;
  font-size: 1.12rem;
  color: var(--navy);
}

/* ---------- tipos de proyecto ---------- */
.proj__grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.proj {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 0.7rem;
  text-align: center;
  background: var(--blanco);
  border: 1px solid var(--linea);
  border-radius: var(--r-lg);
  padding: 1.5rem 0.9rem;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.proj:hover { transform: translateY(-4px); box-shadow: var(--sombra); border-color: var(--amarillo); }
.proj svg { width: 30px; height: 30px; color: var(--navy); transition: color var(--t); }
.proj:hover svg { color: var(--ambar); }
.proj span { font-size: 0.88rem; font-weight: 500; line-height: 1.4; }

/* ---------- experiencia ---------- */
.exp__top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  margin-bottom: clamp(2.4rem, 5vw, 3.6rem);
}
.exp__fotos { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.exp__foto img { border-radius: var(--r-lg); box-shadow: var(--sombra); width: 100%; }
.exp__foto--a { margin-top: -14px; }
.exp__foto--b { margin-top: 14px; }
.exp__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.3rem; }
.exp__card {
  background: var(--nieve);
  border-radius: var(--r-lg);
  padding: 1.7rem 1.5rem;
  border-top: 3px solid var(--amarillo);
}
.exp__card svg { width: 30px; height: 30px; color: var(--navy); margin-bottom: 0.9rem; }
.exp__card h3 { margin-bottom: 0.4rem; }
.exp__card p { margin: 0; color: var(--gris); font-size: 0.94rem; }

/* ---------- energía solar ---------- */
.solar {
  background: linear-gradient(150deg, var(--navy2) 0%, var(--navy) 55%, var(--navy3) 100%);
  color: #fff;
  padding: clamp(3.6rem, 7vw, 6.5rem) 0;
}
.solar__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.solar__art img { border-radius: var(--r-xl); box-shadow: var(--sombra-lg); width: 100%; }
.solar h2 { color: #fff; }
.solar h2 em { color: var(--amarillo); }
.solar .lead { color: var(--azulclaro); }
.solar__lista { display: grid; gap: 0.6rem; margin: 1.4rem 0 1.9rem; }
.solar__lista li { display: flex; align-items: center; gap: 0.65rem; font-size: 0.97rem; color: #fff; }
.solar__lista svg { width: 20px; height: 20px; color: var(--amarillo); }

/* ---------- beneficios ---------- */
.ben__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.3rem; }
.ben {
  background: var(--blanco);
  border: 1px solid var(--linea);
  border-radius: var(--r-lg);
  padding: 1.7rem 1.5rem;
  transition: transform var(--t), box-shadow var(--t);
}
.ben:hover { transform: translateY(-4px); box-shadow: var(--sombra); }
.ben__ico {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--navy);
  color: var(--amarillo);
  margin-bottom: 1rem;
}
.ben__ico svg { width: 23px; height: 23px; }
.ben h3 { margin-bottom: 0.35rem; }
.ben p { margin: 0; color: var(--gris); font-size: 0.94rem; }

/* ---------- ingeniero ---------- */
.ing__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.ing__ficha {
  position: relative;
  background: linear-gradient(155deg, var(--navy2), var(--navy3));
  color: #fff;
  border-radius: var(--r-xl);
  padding: 2.4rem 1.9rem 2rem;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--sombra-lg);
}
.ing__ficha::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}
.ing__marca {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 66px; height: 66px;
  margin: 0 auto 1.2rem;
  border-radius: 18px;
  background: var(--amarillo);
  color: var(--navy);
}
.ing__marca svg { width: 34px; height: 34px; }
.ing__rol {
  position: relative; z-index: 1;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amarillo);
  font-weight: 700;
  margin: 0 0 0.4rem;
}
.ing__nombre {
  position: relative; z-index: 1;
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  line-height: 1.25;
  margin: 0 0 0.3rem;
}
.ing__emp { position: relative; z-index: 1; color: var(--azulclaro); font-size: 0.92rem; margin: 0 0 1.5rem; }
.ing__acciones { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; }

/* ---------- CTA final ---------- */
.cta { position: relative; padding: clamp(3.6rem, 7vw, 6rem) 0; overflow: hidden; background: var(--navy3); }
.cta__bg { position: absolute; inset: 0; }
.cta__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.16; }
.cta__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(6, 20, 38, 0.94), rgba(10, 29, 53, 0.86));
}
.cta__in { position: relative; text-align: center; max-width: 780px; }
.cta h2 { color: #fff; }
.cta h2 em { color: var(--amarillo); }
.cta p { color: var(--azulclaro); font-size: 1.03rem; }
.cta__sub { font-weight: 600; color: #fff !important; }
.cta__btns { display: flex; flex-wrap: wrap; gap: 0.9rem; justify-content: center; margin-top: 1.8rem; }

/* ---------- contacto ---------- */
.contacto__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.contacto__foto { margin-top: 1.6rem; }
.contacto__foto img { border-radius: var(--r-lg); box-shadow: var(--sombra); width: 100%; }
.contacto__lista { display: grid; gap: 0.8rem; }
.contacto__negocio {
  background: var(--navy);
  color: #fff;
  border-radius: var(--r-lg);
  padding: 1.3rem 1.4rem;
}
.contacto__negocio b { display: block; font-family: "Sora", sans-serif; font-size: 1.15rem; }
.contacto__negocio span { color: var(--azulclaro); font-size: 0.93rem; }
.contacto__lista a {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  background: var(--blanco);
  border: 1px solid var(--linea);
  border-radius: var(--r-lg);
  padding: 1.05rem 1.3rem;
  text-decoration: none;
  color: var(--tinta);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.contacto__lista a:hover { transform: translateY(-2px); box-shadow: var(--sombra); border-color: var(--amarillo); }
.contacto__lista a > svg:first-child { width: 26px; height: 26px; color: var(--navy); }
.contacto__lista a > span { flex: 1 1 auto; min-width: 0; }
.contacto__lista b { display: block; font-size: 0.99rem; overflow-wrap: anywhere; }
.contacto__lista span span { font-size: 0.86rem; color: var(--gris); }
.contacto__lista a > svg:last-child { width: 19px; height: 19px; color: var(--gris2); transition: transform var(--t); }
.contacto__lista a:hover > svg:last-child { transform: translateX(4px); }

/* ---------- pie ---------- */
.pie { background: var(--navy3); color: var(--azulclaro); }
.pie__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 2rem;
  padding: clamp(2.8rem, 5vw, 4rem) 0 2.2rem;
}
.marca--pie .marca__n { font-size: 1.06rem; }
.pie__lema {
  font-family: "Sora", sans-serif;
  font-size: 1rem;
  color: #fff;
  margin: 1rem 0 1.2rem;
  max-width: 30ch;
}
.pie__redes { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.pie__col h3 {
  color: #fff;
  font-family: "Inter", sans-serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}
.pie__col a, .pie__col p {
  display: block;
  color: var(--azulclaro);
  text-decoration: none;
  font-size: 0.92rem;
  padding-block: 0.28rem;
  margin: 0;
}
.pie__col a:hover { color: var(--amarillo); }
.pie__legal {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  /* hueco para que el flotante no tape la fila legal a scroll completo */
  padding: 1.2rem 0 calc(1.4rem + 60px);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
  font-size: 0.85rem;
}
.pie__legal p { margin: 0; }
.pie__legal a { color: var(--amarillo); }

/* ---------- WhatsApp flotante ---------- */
.flota {
  position: fixed;
  right: 18px; bottom: 18px;
  /* bajo el telón (80): con el menú abierto se atenúa como el resto */
  z-index: 75;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--amarillo);
  color: var(--navy);
  border-radius: 999px;
  padding: 0.9rem 1.35rem;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  box-shadow: var(--sombra-amarilla), 0 4px 12px rgba(0, 0, 0, 0.18);
  transition: transform var(--t), box-shadow var(--t);
}
.flota svg { width: 22px; height: 22px; }
.flota:hover { transform: translateY(-3px) scale(1.02); }
.flota:focus-visible { outline: 3px solid var(--navy); outline-offset: -6px; }

/* ---------- animaciones ---------- */
.js .rise { opacity: 0; transform: translateY(24px); transition: opacity 640ms ease, transform 640ms ease; }
.js .rise.visto { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .js .rise { opacity: 1; transform: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .svc__grid { grid-template-columns: 1fr 1fr; }
  .ben__grid { grid-template-columns: 1fr 1fr; }
  .proj__grid { grid-template-columns: repeat(4, 1fr); }
  .trust__grid { grid-template-columns: 1fr 1fr; }
  .pie__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav { height: var(--nav-h-sm); }
  [id] { scroll-margin-top: calc(var(--nav-h-sm) + 14px); }
  .hero { padding-top: calc(var(--nav-h-sm) + 2.4rem); }
  .hero__grid { grid-template-columns: minmax(0, 1fr); }
  .hero__art { order: -1; }
  .hero__nota { left: 10px; bottom: 12px; }
  .exp__top { grid-template-columns: minmax(0, 1fr); }
  .exp__grid { grid-template-columns: minmax(0, 1fr); }
  .solar__grid { grid-template-columns: minmax(0, 1fr); }
  .solar__art { order: -1; }
  .ing__grid { grid-template-columns: minmax(0, 1fr); }
  .contacto__grid { grid-template-columns: minmax(0, 1fr); }
  .exp__foto--a, .exp__foto--b { margin-top: 0; }
  .marca__s { display: none; }
}
@media (max-width: 720px) {
  .svc__grid { grid-template-columns: minmax(0, 1fr); }
  .ben__grid { grid-template-columns: minmax(0, 1fr); }
  .proj__grid { grid-template-columns: 1fr 1fr; }
  .trust__grid { grid-template-columns: minmax(0, 1fr); gap: 1.1rem; }
  .pie__grid { grid-template-columns: minmax(0, 1fr); gap: 1.8rem; }
  .hero__btns .btn, .cta__btns .btn { width: 100%; }
  .svc__cta { flex-direction: column; }
  .svc__cta .btn { width: 100%; }
  /* el flotante se queda solo con el icono: el rótulo se come la pantalla */
  .flota { padding: 0; width: 58px; height: 58px; justify-content: center; border-radius: 50%; }
  .flota__txt { display: none; }
  .flota svg { width: 27px; height: 27px; }
}
@media (max-width: 580px) {
  .nav__cta .btn--amarillo { display: none; }
}
@media (max-width: 380px) {
  .marca__n { font-size: 0.9rem; }
  .proj__grid { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- impresión ---------- */
@media print {
  .nav, .menu, .scrim, .flota, .skip, .hero__bg, .cta__bg { display: none !important; }
  body { color: #000; background: #fff; }
  .hero, .trust, .solar, .cta, .pie, .contacto__negocio, .ing__ficha {
    background: #fff !important;
    color: #000 !important;
  }
  .solar__lista li, .hero__chips li, .marca__n, .marca__n b, .pie__legal a,
  .hero h1, .solar h2, .cta h2, .hero__lead, .hero__sub, .trust__item b,
  .trust__item div > span, .solar .lead, .cta p, .pie__col a, .pie__col p,
  .pie__lema, .ing__nombre, .ing__emp, .contacto__negocio b,
  .contacto__negocio span { color: #000 !important; }
  h1 em, h2 em, .eyebrow, .ing__rol { color: #000 !important; }
  .btn { border: 1px solid #000 !important; background: #fff !important; color: #000 !important; }
  .js .rise { opacity: 1 !important; transform: none !important; }
  .sec { padding: 1.2rem 0; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.75em; word-break: break-all; }
}