/*
 * ============================================================
 *  sectorial-base.css — Estilos compartidos de páginas Sectoriales
 *  VMS Energy · v1.0 · Mayo 2026
 * ============================================================
 *
 *  REQUISITO: cargar tokens.css ANTES que este archivo.
 *  Uso: <link rel="stylesheet" href="tokens.css">
 *       <link rel="stylesheet" href="sectorial-base.css">
 *
 *  Cada página sectorial agrega un bloque <style> mínimo con:
 *  — Timeline dots (colores únicos por sector)
 *  — Hero framed (solo minería)
 *  — Cualquier clase exclusiva de esa página
 * ============================================================
 */


/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0 }
html { scroll-behavior: smooth }
body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: #fff;
  line-height: 1.6;
}
h1, h2, h3, h4 { font-family: var(--font-body); margin: 0 }
p { margin: 0 }
img { max-width: 100%; display: block }
a { text-decoration: none; color: inherit }


/* ── Layout ── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 20px }
header .container { max-width: 1200px }


/* ── Header / Nav ── */
header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: #fff;
  border-bottom: 1px solid rgba(23,44,81,.08);
  backdrop-filter: saturate(180%) blur(8px);
}
.topbar { display: flex; align-items: center; justify-content: space-between; padding: 10px 0 }
.brand { display: flex; align-items: center; gap: 0 }
.brand__logo {
  width: clamp(168px,18vw,210px);
  height: clamp(54px,6vw,66px);
  border-radius: 10px;
  background: #fff;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(23,44,81,.14);
}
.brand__logo img { max-width: 94%; max-height: 88%; width: auto; height: auto; object-fit: contain; display: block }
nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 18px; flex-wrap: wrap; align-items: center }
nav a { color: var(--navy); text-decoration: none; font-weight: 700; letter-spacing: .2px }
.cta-header { padding: .6rem 1rem; background: var(--cobalt); color: #fff !important; border-radius: 999px }
.menu-toggle { display: none; border: 1px solid rgba(23,44,81,.2); border-radius: 10px; padding: .5rem .7rem; background: #fff; cursor: pointer; font-weight: 700; color: var(--navy); font-family: var(--font-body) }
.nav-item--has-submenu { position: relative }
.nav-item--has-submenu::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 12px }
.submenu {
  margin: 0;
  padding: 10px 12px;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 320px;
  background: #fff;
  border: 1px solid var(--border-line);
  border-radius: 12px;
  box-shadow: var(--shadow-nav);
  display: none;
  z-index: 60;
}
.nav-item--has-submenu:hover .submenu,
.nav-item--has-submenu:has(:focus-visible) .submenu { display: block }
.nav-item--has-submenu:hover .submenu--mega,
.nav-item--has-submenu:has(:focus-visible) .submenu--mega { display: flex }
@media (min-width: 681px) {
  .nav-item--has-submenu:has(~ .nav-item--has-submenu:hover) .submenu,
  .nav-item--has-submenu:has(~ .nav-item--has-submenu :focus-visible) .submenu { display: none }
}
.submenu__group + .submenu__group { margin-top: 10px; padding-top: 10px; border-top: 1px solid rgba(23,44,81,.1) }
.submenu__title { display: block; color: #0f4c81; font-size: .76rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 6px; text-decoration: none }
.submenu__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px }
.submenu__list a { display: block; color: #12365f; font-weight: 600; font-size: .9rem; line-height: 1.25; padding: 3px 0 }
.submenu--mega { min-width: 500px; gap: 0 }
.submenu--mega .submenu__group { flex: 1; min-width: 0 }
.submenu--mega .submenu__group + .submenu__group { margin-top: 0; padding-top: 0; border-top: none; padding-left: 14px; border-left: 1px solid rgba(23,44,81,.1) }


/* ── Botones ── */
.btn {
  display: inline-block;
  padding: .65rem 1.4rem;
  border-radius: 7px;
  font-weight: 700;
  text-decoration: none;
  font-size: .95rem;
  transition: opacity .2s;
  font-family: var(--font-body);
}


.btn--ghost { border: 2px solid rgba(255,255,255,.35); color: #fff }
.btn--ghost:hover { background: rgba(255,255,255,.08) }


/* ── Hero (plantilla plana — agroindustria/alimentos-bebidas) ── */
.hero {
  background: var(--concept-hero-gradient);
  color: #fff;
  padding: 72px 0 64px;
}
.hero-eyebrow {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--concept-accent);
  margin-bottom: 14px;
}
.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1.18;
  margin-bottom: 16px;
}
.hero h1 em { font-style: normal; color: var(--concept-accent) }
.hero p {
  font-size: 1.08rem;
  color: rgba(255,255,255,.88);
  max-width: 700px;
  margin-bottom: 28px;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px }
.hero-stats { display: flex; gap: 10px; flex-wrap: wrap }
.hero-stat {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px;
  padding: .3rem .9rem;
  font-size: .82rem;
  font-weight: 600;
  color: rgba(255,255,255,.88);
}


/* ── KPI Strip ── */
/* Nota: estilos scoped en .kpi-strip para no colisionar con .kpi card de minería */
.kpi-strip { background: var(--concept-kpi-bg); padding: 20px 0 }
.kpi-strip .container { display: flex; gap: 0; justify-content: space-around; flex-wrap: wrap }
.kpi-strip .kpi { text-align: center; padding: 12px 18px }
.kpi-strip .kpi__val { font-size: 1.6rem; font-weight: 900; color: var(--concept-kpi-val); line-height: 1 }
.kpi-strip .kpi__lbl { font-size: .72rem; color: var(--concept-kpi-lbl); margin-top: 4px; text-transform: uppercase; letter-spacing: .06em }


/* ── Secciones ── */
.section { padding: 64px 0 }
.section--alt { background: var(--concept-section-alt) }
.section--dark { background: var(--concept-section-dark, #172C51); color: #fff }



/* ── Service Grid ── */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px }
.svc-card {
  border: 1px solid var(--border-line);
  border-radius: 14px;
  padding: 24px;
  background: #fff;
  transition: box-shadow .2s;
}
.svc-card:hover { box-shadow: var(--shadow-hover) }
.svc-card__icon { font-size: 2rem; margin-bottom: 10px }
.svc-card__title { font-size: 1rem; font-weight: 800; color: var(--navy); margin-bottom: 8px }
.svc-card__desc { font-size: .88rem; color: #475569; line-height: 1.55 }
.svc-card__norm { font-size: .75rem; color: var(--concept-primary); font-weight: 700; margin-top: 8px }


/* ── Timeline (ciclo / zafra) ── */
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative }
.timeline::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 12%;
  right: 12%;
  height: 3px;
  background: linear-gradient(90deg, var(--concept-primary), var(--concept-dark));
}
.tl-item { text-align: center; padding: 0 12px; position: relative }
.tl-dot {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  position: relative;
  z-index: 2;
}
.tl-label { font-weight: 800; color: var(--navy); font-size: .9rem; margin-bottom: 4px }
.tl-sub { font-size: .72rem; font-weight: 700; color: var(--concept-primary); margin-bottom: 4px; text-transform: uppercase; letter-spacing: .05em }
.tl-desc { font-size: .8rem; color: #64748b; line-height: 1.4 }


/* ── Ref Grid (proyectos de referencia) ── */







/* ── Chip Grid (etiquetas de servicio) ── */
.chip-grid { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px }
.chip {
  background: var(--concept-accent-light);
  color: var(--concept-accent-text);
  border-radius: 999px;
  padding: .3rem .8rem;
  font-size: .82rem;
  font-weight: 700;
}
.chip--blue { background: #dbeafe; color: #1e40af }


/* ── FAQ Block ── */
.faq-block { display: grid; gap: 10px; margin-top: 24px }
.faq-item { border: 1px solid var(--border-line); border-radius: 10px; overflow: hidden }
.faq-q {
  width: 100%;
  background: #fff;
  border: none;
  text-align: left;
  padding: 15px 18px;
  font-weight: 700;
  color: var(--navy);
  cursor: pointer;
  font-size: .94rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
}
.faq-q::after { content: "＋"; font-size: 1.1rem; color: var(--concept-primary); flex-shrink: 0 }
.faq-q[aria-expanded="true"]::after { content: "－" }
.faq-a {
  padding: 0 18px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  font-size: .9rem;
  color: #4b5563;
  line-height: 1.65;
}
.faq-a.is-open { max-height: 400px; padding: 0 18px 16px }


/* ── Normatividad table ── */
.norm-table { width: 100%; border-collapse: collapse; margin-top: 20px; font-size: .88rem }
.norm-table th { background: var(--concept-dark); color: #fff; padding: 10px 14px; text-align: left; font-weight: 700 }
.norm-table td { padding: 9px 14px; border-bottom: 1px solid var(--border-line); color: #374151 }
.norm-table tr:last-child td { border-bottom: none }
.norm-table tr:nth-child(even) td { background: var(--concept-section-alt) }
.norm-badge {
  display: inline-block;
  background: var(--concept-accent-light);
  color: var(--concept-accent-text);
  font-size: .72rem;
  font-weight: 700;
  padding: .1rem .5rem;
  border-radius: 4px;
}


/* ── Sticky buttons ── */
.sticky-wa { position: fixed; bottom: 80px; right: 20px; z-index: 200 }
.sticky-wa a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: #25D366;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0,0,0,.25);
}
.sticky-wa svg { width: 26px; height: 26px; fill: #fff }
.sticky-cta { position: fixed; bottom: 20px; right: 20px; z-index: 200 }
.sticky-cta a {
  background: var(--cobalt);
  color: #fff;
  padding: .55rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .85rem;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(9,32,58,.3);
}


/* ── Footer ── */
.foot { background: #0f172a; color: #94a3b8; padding: 0; font-family: var(--font-body) }
.foot-link { color: #94a3b8; text-decoration: none }
.foot-link:hover { color: #fff }
#footer h4 { margin: 0 0 10px; font-size: 1rem; color: #fff }
#footer ul { margin: 0; padding: 0; list-style: none; font-size: 14px; line-height: 1.7 }
#footer a { word-break: break-word }
#footer .foot-link { color: #94a3b8 }
#footer .foot-link:hover, #footer .foot-link:focus-visible { color: #fff }
#footer .foot-link--accent { color: #4aa3ff; font-weight: 700 }
#footer .foot-link--accent:hover { color: #7cc1ff }
#footer .foot-link--strong { color: #fff; font-weight: 700 }
#footer .container {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr 1fr 1fr;
  gap: 18px;
  padding: 40px 0;
  align-items: start;
}
.foot-social__link { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; background: rgba(255,255,255,.08); border-radius: 50% }
.foot-social__link svg { width: 16px; height: 16px; fill: #94a3b8; transition: fill .3s ease }
.foot-social__link:hover svg, .foot-social__link:focus-visible svg { fill: #fff }
.foot-note { border-top: 1px solid rgba(255,255,255,.12); text-align: center; padding: 12px 0; color: #94a3b8; font-size: 13px }


/* ── Reveal animation ── */
.reveal { opacity: 0; transform: translateY(18px); animation: fadeUp .6s ease forwards }
.delay-1 { animation-delay: .12s }
.delay-2 { animation-delay: .24s }
.delay-3 { animation-delay: .36s }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0) } }


/* ── Responsive ── */
@media (max-width: 980px) {
  .svc-grid { grid-template-columns: 1fr 1fr }
  .timeline { grid-template-columns: 1fr 1fr; gap: 20px }
  .timeline::before { display: none }
  
  #footer .container { grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; padding: 34px 0 }
}
@media (max-width: 760px) {
  .svc-grid { grid-template-columns: 1fr }
  
  .timeline { grid-template-columns: 1fr }
  #footer .container { grid-template-columns: 1fr; gap: 16px; padding: 24px 0 }
}
@media (max-width: 680px) {
  nav ul {
    display: none;
    position: absolute;
    right: 20px;
    top: 92px;
    background: #fff;
    border: 1px solid var(--border-line);
    border-radius: 12px;
    padding: 10px;
    min-width: 0;
    width: min(290px, calc(100vw - 40px));
    box-shadow: var(--shadow-nav);
  }
  nav ul.is-open { display: grid; gap: 10px }
  .menu-toggle { display: inline-flex }
  .submenu { position: static; display: none; min-width: 0; border: 0; box-shadow: none; padding: 8px 0 0 12px }
  .nav-item--has-submenu.is-open .submenu { display: block }
}


/* ── Módulo «Cable especializado»: la rejilla de la tabla ──────────────────
   Era `grid-template-columns:1.4fr 1fr` en línea, sin consulta de medios, y
   la tabla interior declara `min-width:480px`. Un elemento de rejilla tiene
   `min-width:auto`, así que no encogía y desbordaba la página entera a
   546 px en una ventana de 390. Las cinco páginas sectoriales que llevan el
   módulo tenían el mismo desbordamiento. */
.cable-tabla-grid{grid-template-columns:1.4fr 1fr}
.cable-tabla-grid > *{min-width:0}
@media (max-width:760px){.cable-tabla-grid{grid-template-columns:1fr}}