/* Marco común del sitio de Eliductos (27-10-2026): colores, letras, botones, cabecera y pie.
   Sale de la landing con la película; lo usan todas las páginas. */
:root {
  color-scheme: light;
  --paper: #FFFFFF;
  --mist: #F2F5F8;          /* neutro con sesgo al navy, para secciones alternas */
  --ink: #313131;           /* texto del sitio actual */
  --ink-2: #5B6674;
  --navy: #132447;          /* cabecera y pie de eliductos.cl */
  --navy-2: #1B3160;
  --blue: #357DB7;          /* acento de eliductos.cl */
  --blue-ink: #28649A;      /* el mismo azul, oscurecido para texto chico (contraste AA) */
  --line: #C9D2DC;
  --on-navy: #EEF2F6;
  --on-navy-2: #B9C6D6;
  --display: "Archivo", "Arial Black", Arial, sans-serif;
  --text: "Public Sans", "Helvetica Neue", Arial, sans-serif;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --gutter: clamp(16px, 5vw, 72px);
  --ss-bg: #132447;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 76px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.6 var(--text); -webkit-text-size-adjust: 100%; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-ink); }
h1, h2, h3 { font-family: var(--display); font-stretch: 112%; color: var(--navy); margin: 0; line-height: 1.04; text-wrap: balance; letter-spacing: -.005em; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); font-weight: 800; }
p { margin: 0; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--paper); color: var(--navy); padding: 10px 14px; z-index: 60; }
.skip:focus { top: 12px; }
.wrap { max-width: 1240px; margin: 0 auto; padding-inline: var(--gutter); }
.dato { font-weight: 600; white-space: nowrap; background: rgba(53,125,183,.16); padding: 0 .3em; }

/* Botones: cada uno con su propia forma */
.btn { font: 700 1.125rem/1 var(--text); display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 26px; border: 0; cursor: pointer; text-decoration: none; touch-action: manipulation; -webkit-tap-highlight-color: transparent; transition: transform 160ms var(--ease-out), background-color 150ms ease; }
.btn:active { transform: scale(0.97); }
.btn-cotizar { background: var(--blue); color: #fff; }
.btn-ficha { background: transparent; color: var(--on-navy); box-shadow: inset 0 0 0 1.5px var(--on-navy-2); font-weight: 600; font-size: 1.05rem; }
@media (hover: hover) and (pointer: fine) {
  .btn-cotizar:hover { background: #2E70A6; }
  .btn-ficha:hover { box-shadow: inset 0 0 0 1.5px #fff; }
}

/* Cabecera */
.nav { position: fixed; inset: 0 0 auto 0; z-index: 10; background: var(--navy); padding-top: env(safe-area-inset-top, 0px); }
.nav-in { height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.nav-logo img { width: 124px; height: 36px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a { color: var(--on-navy); text-decoration: none; font-size: .95rem; font-weight: 500; min-height: 44px; display: inline-flex; align-items: center; padding: 0 12px; }
.nav-links a.nav-cta { background: var(--blue); color: #fff; font-weight: 700; margin-left: 8px; padding: 0 18px; }
.nav-toggle { display: none; background: none; border: 0; color: var(--on-navy); min-width: 44px; min-height: 44px; cursor: pointer; font: 600 .95rem var(--text); }
@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; align-items: center; gap: 8px; }
  .nav-links { position: fixed; inset: calc(64px + env(safe-area-inset-top, 0px)) 0 auto 0; background: var(--navy); flex-direction: column; align-items: stretch; padding: 8px var(--gutter) 20px; gap: 0; transform: translateY(-110%); visibility: hidden; transition: transform 420ms cubic-bezier(0.32, 0.72, 0, 1), visibility 0s linear 420ms; z-index: -1; border-bottom: 1px solid rgba(255,255,255,.12); }
  .nav-links.open { transform: translateY(0); visibility: visible; transition: transform 420ms cubic-bezier(0.32, 0.72, 0, 1); }
  .nav-links a { font-size: 1.05rem; }
  .nav-links a.nav-cta { margin: 10px 0 0; justify-content: center; min-height: 52px; }
}
footer { background: var(--navy); color: var(--on-navy-2); padding-block: 48px calc(40px + env(safe-area-inset-bottom, 0px)); font-size: .95rem; }
.foot { display: grid; grid-template-columns: 2fr 3fr; gap: 28px; align-items: start; }
.foot img { width: 140px; height: 41px; }
.foot-cols { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.foot strong { color: #fff; display: block; margin-bottom: 4px; }
.fine { margin-top: 32px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.14); font-size: .86rem; }
@media (max-width: 700px) { .foot, .foot-cols { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 1ms !important; animation-duration: 1ms !important; }
}

/* Pie con tres columnas y enlaces a las páginas interiores (27-10-2026) */
.foot-cols-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
footer a { color: var(--on-navy); text-decoration: none; }
@media (hover: hover) and (pointer: fine) { footer a:hover { color: #fff; text-decoration: underline; } }
@media (max-width: 900px) { .foot-cols-3 { grid-template-columns: 1fr; } }