/* RENN — correcciones P0 (26/10/2026): contraste (WCAG AA), menú móvil y botón de contacto fijo.
   Se carga después de la hoja principal. Paleta: azul, naranja, blanco, negro. */
:root {
  --renn-orange-text: #b35400;      /* naranja para texto sobre fondo claro: 5,02:1 sobre blanco */
  --renn-orange-on-dark: #ff9a3d;   /* naranja para texto sobre azul: 5,23:1 sobre #213974 */
}

/* ---------- 8. Contraste ---------- */
/* Texto naranja sobre fondo claro */
.site-nav>a:hover,.services-nav-main-link:hover,.services-nav-trigger:hover,
.site-nav>a:focus-visible,.services-nav-main-link:focus-visible,.services-nav-trigger:focus-visible,
.site-nav>a[aria-current=page],.services-nav-main-link[aria-current=page],
.services-menu__heading span,.services-menu__subheading span,
.services-menu a:hover,.services-menu a:focus-visible,
.hero-side-label,.services-path-card>span,.consulting-area__lead>span,
.consulting-area__details article>span,.consulting-value__grid span,.consulting-kpis span,
.fuel-plant__number,.fuel-plant__group li span,
.consulting-benefits article>span,.plant-principles article>span,
.plant-service-card__title span,.plant-service-card__details span,
.eyebrow,.page-marker,
.service-item>span,.equipment-grid article>span,.commercial-steps article>span,.value-grid article>span,
.process-list li>span,.brand-item__type,.brand-item strong,.path-card__number {
  color: var(--renn-orange-text);
}

/* Texto naranja sobre fondo azul (incluye tarjetas que se vuelven azules al pasar el mouse) */
.consulting-promise span,.plant-selection-summary>span,
.fuel-lifecycle .eyebrow,.fuel-lifecycle span,.site-footer .eyebrow,.contact-form .eyebrow,
.path-card:hover .path-card__number,.path-card:focus-visible .path-card__number,
.services-path-card:hover>span,.services-path-card:focus-visible>span,
.installation-block:hover .eyebrow,.installation-block:focus-visible .eyebrow,
.installation-block:hover span,.installation-block:focus-visible span {
  color: var(--renn-orange-on-dark);
}

/* Fondos naranja con texto: se mantiene el naranja de marca y el texto pasa a azul oscuro (5,44:1) */
.contact-band,.contact-band h2,.contact-band p,.contact-band a:not(.navy-action) {
  color: var(--renn-navy-dark);
}
.contact-form button,.consulting-area__action,.consulting-method__steps span,.circle-arrow {
  color: var(--renn-navy-dark);
}

/* Íconos de WhatsApp en Contacto: azul de marca en lugar de verde */
.contact-whatsapp svg { fill: var(--renn-navy); }

/* ---------- 7. Menú móvil ---------- */
.renn-menu-toggle { display: none; }

@media (max-width: 980px) {
  .site-header__inner {
    display: flex; align-items: center; justify-content: space-between;
    min-height: 60px; padding: 10px 0; gap: 12px;
  }
  .site-logo { width: 112px; }

  .renn-menu-toggle {
    display: inline-flex; align-items: center; gap: 8px;
    min-height: 44px; padding: 0 14px; border: 1px solid var(--renn-line); border-radius: 6px;
    background: var(--renn-white); color: var(--renn-navy-dark);
    font: inherit; font-size: 13px; font-weight: 800; cursor: pointer;
  }
  .renn-menu-toggle__bars, .renn-menu-toggle__bars::before, .renn-menu-toggle__bars::after {
    display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px;
    position: relative; transition: transform .18s, opacity .18s;
  }
  .renn-menu-toggle__bars::before, .renn-menu-toggle__bars::after { content: ""; position: absolute; left: 0; }
  .renn-menu-toggle__bars::before { top: -6px; }
  .renn-menu-toggle__bars::after { top: 6px; }
  .site-header.renn-open .renn-menu-toggle__bars { background: transparent; }
  .site-header.renn-open .renn-menu-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
  .site-header.renn-open .renn-menu-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

  /* El menú se oculta y aparece como panel debajo de la cabecera */
  .site-nav { display: none; }
  .site-header.renn-open .site-nav {
    display: flex; flex-direction: column; flex-wrap: nowrap; align-items: stretch; gap: 0;
    position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
    width: 100vw; max-height: calc(100vh - 60px); overflow-y: auto;
    background: var(--renn-white); border-top: 1px solid var(--renn-line);
    box-shadow: 0 18px 30px #111f4524; padding: 6px 20px 20px; white-space: normal;
  }
  .site-header.renn-open .site-nav>a,
  .site-header.renn-open .services-nav-item {
    border-bottom: 1px solid var(--renn-line); flex: none; width: 100%;
  }
  .site-header.renn-open .site-nav>a,
  .site-header.renn-open .services-nav-main-link {
    display: flex; align-items: center; min-height: 48px; font-size: 15px;
  }
  .site-header.renn-open .services-nav-item {
    display: grid; grid-template-columns: 1fr 48px; align-items: center;
  }
  .site-header.renn-open .services-nav-trigger {
    width: 48px; height: 48px; display: grid; place-items: center;
  }
  /* Submenús: dentro del panel, sin tapar la pantalla */
  .site-header.renn-open .services-menu {
    grid-column: 1 / -1; position: static; transform: none;
    width: 100%; max-height: none; box-shadow: none; border: 0; border-top: 1px solid var(--renn-line);
    padding: 12px 0 16px; display: none; opacity: 1; pointer-events: auto; visibility: visible;
    grid-template-columns: 1fr; gap: 18px;
  }
  .site-header.renn-open .services-menu[data-open=true] { display: grid; }
  .site-header.renn-open .services-menu__intro { display: none; }
  .site-header.renn-open .services-menu__plant-grid,
  .site-header.renn-open .services-menu__links--columns { grid-template-columns: 1fr; }
  .site-header.renn-open .services-menu a { min-height: 40px; display: flex; align-items: center; }
}

/* ---------- 6. Botón de contacto fijo (todas las páginas) ---------- */
.renn-float {
  position: fixed; right: 18px; bottom: 18px; z-index: 90;
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 54px; padding: 0 20px 0 16px; border-radius: 999px;
  background: var(--renn-navy); color: var(--renn-white);
  font-size: 14px; font-weight: 800; text-decoration: none;
  box-shadow: 0 10px 26px #111f4540; border: 2px solid var(--renn-orange);
  transition: transform .18s, background .18s;
}
.renn-float:hover, .renn-float:focus-visible { background: var(--renn-navy-dark); transform: translateY(-2px); }
.renn-float:focus-visible { outline: 3px solid var(--renn-orange); outline-offset: 3px; }
.renn-float svg { width: 24px; height: 24px; fill: var(--renn-white); flex: none; }
@media (max-width: 620px) {
  .renn-float { right: 14px; bottom: 14px; min-height: 52px; padding: 0 16px 0 14px; font-size: 13px; }
}
@media print { .renn-float, .renn-menu-toggle { display: none !important; } }

/* ---------- 4. Mensaje del formulario ---------- */
.renn-form-status {
  margin: 16px 0 0; padding: 14px 16px; border-radius: 6px;
  background: #ffffff14; color: var(--renn-white); border-left: 4px solid var(--renn-orange);
  font-size: 14px; line-height: 1.5;
}
.renn-form-status a { color: var(--renn-white); text-decoration: underline; font-weight: 800; margin-left: 6px; }
.renn-form-status:focus { outline: 2px solid var(--renn-orange-on-dark); outline-offset: 2px; }
.contact-form button:disabled { opacity: .85; cursor: default; }