/* Componentes Datransur — composición editorial, sin tarjetas idénticas */

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-height);
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-normal);
}
.site-header.is-scrolled { box-shadow: var(--shadow-md); }
.header-inner {
  width: min(var(--container-width), 100% - (var(--container-padding) * 2));
  margin-inline: auto;
  height: var(--header-height);
  display: flex; align-items: center; gap: 1.5rem;
}
.brand { display: inline-flex; align-items: center; gap: 0.7rem; text-decoration: none; margin-right: auto; }
.brand img { height: 52px; width: auto; border-radius: 10px; }
.brand-name { font-weight: 800; color: var(--color-primary); letter-spacing: -0.02em; line-height: 1; }
.brand-name small { display: block; font-size: 0.68rem; font-weight: 700; color: var(--color-text-secondary); letter-spacing: 0.12em; }
.main-nav { display: flex; gap: 1.4rem; font-weight: 600; }
.main-nav a { color: var(--color-text); font-size: 0.98rem; }
.header-actions { display: flex; align-items: center; gap: 0.8rem; }
.header-phone {
  font-weight: 800; color: #fff; text-decoration: none; white-space: nowrap;
  border: 1.5px solid var(--color-primary); background: var(--color-primary);
  padding: 0.6rem 1.05rem; border-radius: var(--radius-pill);
  margin-left: 0.5rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast), background-color var(--transition-fast);
}
@media (hover: hover) and (pointer: fine) {
  .header-phone:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
}
.header-cta { min-height: 46px; padding: 0.7rem 1.3rem; font-size: 0.95rem; }
/* Botón flotante de llamada — solo visible en móvil, fijo abajo a la derecha.
   Va fuera del header: el backdrop-filter del header rompería position:fixed. */
.call-fab { display: none; }
.menu-toggle {
  display: none;
  width: 48px; height: 48px;
  border: 1.5px solid var(--color-border); border-radius: 12px;
  background: #fff; cursor: pointer;
  touch-action: manipulation;
}
.menu-toggle span { display: block; height: 2px; background: var(--color-primary); margin: 5px 10px; transition: transform var(--transition-normal), opacity var(--transition-fast); }
.menu-toggle:active { transform: scale(0.97); }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero — premium ---------- */
.hero {
  position: relative;
  min-height: 96svh;
  display: flex; align-items: flex-end;
  color: #fff;
  background: var(--color-ink);
  overflow: clip;
}
.hero-media { position: absolute; inset: 0; background: var(--color-ink); }
.hero-media img,
.hero-media video {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.hero-media img { transform: scale(1.02); }
.hero-media video {
  transform: scale(1.02);
  opacity: 0;
  transition: opacity 800ms ease-out;
}
.hero-media video.is-loaded { opacity: 1; }
.hero-content {
  position: relative;
  width: min(var(--container-width), 100% - (var(--container-padding) * 2));
  margin-inline: auto;
  padding: 8rem 0 4rem;
  max-width: var(--container-width);
}
/* Hero limpio: solo vídeo + indicador de scroll centrado */
.hero-content--bare {
  padding: 6rem 0 2.2rem;
  display: flex;
  justify-content: center;
}
.hero-content--bare .scroll-hint {
  flex-direction: column;
  color: #fff;
  text-shadow: 0 1px 8px rgba(0,0,0,0.6);
}

/* CTA final de Servicios — banda oscura a juego con el destacado */
.services-cta {
  margin-top: 2.2rem;
  background: var(--grad-dark);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  padding: clamp(2.2rem, 4.5vw, 3.2rem) clamp(1.6rem, 4vw, 3rem);
  text-align: center;
}
.services-cta .eyebrow { margin-bottom: 0.6rem; }
.services-cta strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}
.services-cta p { color: var(--color-secondary-light); margin: 0 auto 1.6rem; max-width: 56ch; }
.services-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  justify-content: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.28);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-pill);
  padding: 0.5rem 1.05rem;
  font-size: 0.8rem; font-weight: 800; letter-spacing: 0.12em;
  margin-bottom: 1.4rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
}
.hero-badge i { width: 9px; height: 9px; border-radius: 50%; background: var(--color-accent); box-shadow: 0 0 0 5px rgba(255,178,36,0.22); }
.hero h1 { color: #fff; max-width: 16ch; text-shadow: 0 2px 12px rgba(0,0,0,0.65), 0 4px 30px rgba(0,0,0,0.45); }
.hero h1 em { font-style: normal; background: var(--grad-accent); -webkit-background-clip: text; background-clip: text; color: transparent; filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5)); }
.hero .lead { color: #fff; max-width: 58ch; font-size: clamp(1.1rem, 1.7vw, 1.3rem); text-shadow: 0 1px 10px rgba(0,0,0,0.7); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.9rem; margin: 1.8rem 0 2.4rem; }
.hero-ctas .btn { min-height: 58px; padding: 1rem 2.1rem; font-size: 1.05rem; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 0.8rem; font-size: 0.92rem; font-weight: 600; color: var(--color-secondary-light); }
.hero-meta span:first-child {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.22);
  padding: 0.55rem 1rem; border-radius: var(--radius-pill); backdrop-filter: blur(8px);
}
.hero-meta a { color: #fff; text-decoration: none; }
.scroll-hint { display: inline-flex; align-items: center; gap: 0.6rem; font-size: 0.8rem; letter-spacing: 0.14em; opacity: 0.85; }
.scroll-hint::after { content: ""; width: 1px; height: 34px; background: currentColor; display: block; margin: 0 auto; animation: hint 1.8s var(--ease-in-out) infinite; }
@keyframes hint { 0%,100% { transform: scaleY(0.5); opacity: 0.5; } 50% { transform: scaleY(1); opacity: 1; } }

/* Botón de play manual (móvil con ahorro de datos o autoplay bloqueado) */
.hero-play {
  position: absolute; inset: 0; margin: auto;
  width: 76px; height: 76px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.7);
  background: rgba(0,31,69,0.55); color: #fff;
  display: grid; place-items: center; cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}
.hero-play[hidden] { display: none; }
@media (hover: hover) and (pointer: fine) {
  .hero-play:hover { transform: scale(1.06); background: var(--color-primary); }
}
.hero-play:active { transform: scale(0.96); }

/* Hero vídeo: en móvil se usa la versión vertical ligera; el póster lleva
   un zoom Ken Burns sutil hasta que el vídeo entra (carga rápida +
   sensación de movimiento sin coste extra) */
@media (max-width: 768px) {
  .hero-media img { animation: kenburns 18s ease-in-out infinite alternate; }
}
@keyframes kenburns { from { transform: scale(1.02); } to { transform: scale(1.12); } }
@media (prefers-reduced-motion: reduce) {
  .hero-media video { display: none; }
}

/* ---------- Trust bar — premium dark ---------- */
.trustbar { background: var(--color-ink); color: #fff; border-block: 1px solid rgba(255,255,255,0.08); border-top: 3px solid var(--color-accent); }
.trustbar-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.trustbar-list li {
  padding: 1.15rem 1rem;
  text-align: center;
  font-weight: 800; letter-spacing: 0.1em; font-size: 0.84rem;
  border-left: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.92);
}
.trustbar-list li:first-child { border-left: 0; }

/* ---------- Empresa — editorial premium ---------- */
.company-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.company-points { list-style: none; margin: 1.6rem 0 0; padding: 0; display: grid; gap: 0.8rem; }
.company-points li {
  display: flex; gap: 0.85rem; align-items: flex-start; font-weight: 600;
  background: #f8fafc; border: 1px solid var(--color-border);
  padding: 0.9rem 1rem; border-radius: 14px;
}
.company-points svg { flex: none; margin-top: 0.15rem; }
.company-figure { position: relative; }
.company-figure::before {
  content: ""; position: absolute; inset: 18px -18px -18px 18px;
  border: 3px solid var(--color-accent); border-radius: var(--radius-lg);
  z-index: 0; opacity: 0.9;
}
.company-figure img { position: relative; z-index: 1; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.company-figure figcaption {
  position: absolute; left: 1.2rem; bottom: 1.2rem; z-index: 2;
  background: rgba(8,22,40,0.88); color: #fff; backdrop-filter: blur(8px);
  font-size: 0.82rem; font-weight: 700;
  padding: 0.6rem 1rem; border-radius: var(--radius-pill);
  border: 1px solid rgba(255,255,255,0.2);
}

/* ---------- Servicios: rejilla compacta 2 columnas ---------- */
.services-editorial {
  display: grid; grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 1fr;
  gap: 0.7rem; margin-top: 1.6rem; border-top: 0;
}
/* Primera tarjeta (Excavaciones) a ancho completo */
.services-editorial .service-row:first-child { grid-column: 1 / -1; }
.service-row {
  display: grid; grid-template-columns: 52px 1fr auto;
  gap: 0.9rem; align-items: center;
  padding: 1rem 1.1rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  text-decoration: none; color: inherit;
  transition: transform var(--transition-normal), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.service-row .num { font-family: var(--font-display); font-weight: 800; color: var(--color-accent-strong); font-size: 0.95rem; letter-spacing: 0.06em; }
.service-row h3 { margin: 0; font-size: 1.05rem; letter-spacing: -0.015em; }
.service-row p { margin: 0.15rem 0 0; color: var(--color-text-secondary); font-size: 0.88rem; max-width: 60ch; }
.service-row .go {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1.5px solid var(--color-border-strong);
  display: grid; place-items: center; color: var(--color-text-secondary);
  text-decoration: none;
  transition: transform var(--transition-normal), background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
@media (hover: hover) and (pointer: fine) {
  .service-row:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--color-primary); }
  .service-row:hover .go { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
  .filter-btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
}

/* ---------- Destacado / Maquinaria ---------- */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.split.reverse > :first-child { order: 2; }
.split figure { margin: 0; position: relative; }
.split img { border-radius: 24px; box-shadow: var(--shadow-lg); width: 100%; aspect-ratio: 16/11; object-fit: cover; }
.detail-list { list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; display: grid; gap: 0.7rem; }
.detail-list li { display: flex; gap: 0.7rem; align-items: center; font-weight: 600; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-secondary); flex: none; }

/* ---------- Tipos de trabajo ---------- */
.worktypes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 2rem; }
.worktype {
  background: #fff; border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: 1.3rem 1.1rem;
  transition: transform var(--transition-normal), box-shadow var(--transition-fast);
}
@media (hover: hover) and (pointer: fine) {
  .worktype:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
}
.worktype strong { display: block; color: var(--color-primary-ink); margin-bottom: 0.3rem; }
.worktype span { color: var(--color-text-secondary); font-size: 0.9rem; }

/* ---------- Galería premium ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1.8rem 0; }
.filter-btn {
  border: 1.5px solid var(--color-border-strong);
  background: #fff; color: var(--color-text);
  border-radius: var(--radius-pill);
  padding: 0.65rem 1.25rem; font-weight: 700; font-size: 0.9rem;
  cursor: pointer; touch-action: manipulation;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.filter-btn:active { transform: scale(0.97); }
.filter-btn[aria-pressed="true"] { background: var(--color-ink); border-color: var(--color-ink); color: #fff; box-shadow: var(--shadow-sm); }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.g-item {
  position: relative; border-radius: 18px;
  overflow: hidden; background: var(--color-ink);
  aspect-ratio: 4/3; box-shadow: var(--shadow-md);
  border: 1px solid rgba(0,31,69,0.12);
}
.g-btn {
  display: block; width: 100%; height: 100%;
  border: 0; padding: 0; cursor: zoom-in; background: none;
  touch-action: manipulation;
}
.g-btn:active { transform: scale(0.98); }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 420ms var(--ease-out), opacity var(--transition-normal); }
@media (hover: hover) and (pointer: fine) {
  .g-btn:hover img { transform: scale(1.04); }
}
.g-cap {
  position: absolute; inset: auto 0 0 0;
  display: block;
  background: linear-gradient(180deg, transparent, rgba(0,31,69,0.85));
  color: #fff; text-align: left;
  padding: 2rem 1rem 0.9rem; font-size: 0.9rem; font-weight: 600;
}
.g-item.hidden { display: none; }
.gallery-note { color: var(--color-text-secondary); font-size: 0.88rem; margin-top: 1rem; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 300; display: none; align-items: center; justify-content: center; padding: 1.2rem; }
.lightbox.open { display: flex; }
.lightbox-backdrop { position: absolute; inset: 0; background: rgba(0,20,45,0.85); }
.lightbox figure { position: relative; max-width: min(1000px, 94vw); margin: 0; }
.lightbox img { max-height: 78vh; max-height: 78dvh; width: auto; height: auto; max-width: 94vw; border-radius: var(--radius-md); }
.lightbox figcaption { color: #fff; margin-top: 0.7rem; text-align: center; }
.lightbox-close {
  position: absolute; top: -48px; right: 0;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.5); background: transparent; color: #fff;
  font-size: 1.3rem; cursor: pointer;
}

/* ---------- Proceso — tarjetas premium ---------- */
.process { list-style: none; margin: 2.2rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.process li {
  background: #fff; border: 1px solid var(--color-border);
  border-radius: 18px; padding: 1.5rem 1.3rem;
  border-top: 4px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-fast);
  position: relative;
}
.process li:nth-child(2) { border-top-color: var(--color-secondary-dark); }
.process li:nth-child(3) { border-top-color: var(--color-accent-strong); }
.process li:nth-child(4) { border-top-color: var(--color-ink); }
@media (hover: hover) and (pointer: fine) {
  .process li:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
}
.process .step { font-family: var(--font-display); font-weight: 800; color: var(--color-accent-strong); letter-spacing: 0.12em; font-size: 0.85rem; }
.process strong { display: block; font-size: 1.08rem; color: var(--color-primary-ink); margin: 0.5rem 0 0.4rem; letter-spacing: -0.01em; }
.process p { color: var(--color-text-secondary); font-size: 0.95rem; margin: 0; }

/* ---------- Clientes — dossier profesional sobre fondo oscuro ---------- */
.clients-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.client-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  min-height: 124px;
  padding: 1rem 1.25rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-fast), border-color var(--transition-fast);
}
.client-card img {
  width: 100%; height: 72px;
  object-fit: contain;
  transition: transform var(--transition-normal);
}
/* Logos cuadrados o verticales: aprovechan más altura */
.client-card .logo--tall { height: 88px; }
/* Logos panorámicos: ocupan todo el ancho disponible */
.client-card .logo--wide { height: 64px; }
/* Logo extra-grande: ocupa casi toda la tarjeta (fondo claro que funde con la card) */
.client-card--flush { padding: 0.4rem 0.6rem; }
.client-card .logo--xl { height: 108px; }
/* Logos blancos sobre transparente: tarjeta cristal sobre el fondo oscuro */
.client-card--dark {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.22);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
/* Logos con fondo negro integrado: la tarjeta se funde con la imagen */
.client-card--black { background: #000; border-color: rgba(255,255,255,0.22); padding: 0; }
.client-card--black img { width: 100%; height: 100%; min-height: 122px; }
@media (hover: hover) and (pointer: fine) {
  .client-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-primary); }
  #clientes .client-card:hover { border-color: var(--color-accent); }
  .client-card:hover img { transform: scale(1.04); }
}

/* ---------- Zona — dark premium ---------- */
.zone { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; position: relative; z-index: 1; }
.zone-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  border-radius: 22px; padding: 2rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}
.zone-card small { letter-spacing: 0.16em; font-weight: 800; font-size: 0.74rem; color: var(--color-accent); }
.zone-card strong { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.4rem); display: block; margin: 0.5rem 0; letter-spacing: -0.02em; }
.zone-card span { color: var(--color-secondary-light); }

/* ---------- Contacto — premium final ---------- */
#contacto { background: linear-gradient(180deg, #fff 0%, #eef3f7 100%); border-top: 1px solid var(--color-border); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 5vw, 3.5rem); align-items: start; }
.contact-card {
  background: var(--grad-dark); color: #fff;
  border-radius: 22px; padding: 2.2rem; display: grid; gap: 1.3rem;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,0.12);
  position: relative; overflow: hidden;
}
.contact-card::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--grad-accent);
}
.contact-card a { color: #fff; font-weight: 800; font-size: 1.2rem; text-decoration: none; overflow-wrap: anywhere; }
.contact-card a:hover { color: var(--color-accent); }
.contact-card small { color: var(--color-accent); display: block; font-weight: 800; letter-spacing: 0.14em; font-size: 0.74rem; margin-bottom: 0.25rem; }
.form-card { background: #fff; border: 1px solid var(--color-border); border-radius: 22px; padding: clamp(1.6rem, 3vw, 2.4rem); box-shadow: var(--shadow-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-hint { font-size: 0.85rem; color: var(--color-text-secondary); }
.form-status { margin-top: 1rem; font-weight: 600; min-height: 1.5em; }
.form-status.is-ok { color: #0a6b2d; }
.form-status.is-error { color: #b3261e; }
/* Honeypot anti-spam: fuera de pantalla, rellenable por bots pero invisible */
.field--honey { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; margin: 0; }
/* Casilla de consentimiento RGPD */
.field--check label.check { display: flex; gap: 0.65rem; align-items: flex-start; font-weight: 500; font-size: 0.9rem; cursor: pointer; }
.field--check input[type="checkbox"] { width: 20px; height: 20px; flex: none; margin-top: 0.15rem; padding: 0; accent-color: var(--color-primary); cursor: pointer; }
.btn[disabled] { opacity: 0.65; cursor: wait; transform: none; }
.privacy-note { font-size: 0.85rem; color: var(--color-text-secondary); margin: 0.8rem 0 0; }

/* ---------- Footer premium ---------- */
.site-footer { background: var(--color-ink); color: rgba(255,255,255,0.88); border-top: 4px solid var(--color-accent); }
.footer-inner { display: grid; grid-template-columns: 1fr 1.25fr 1fr; gap: 2rem clamp(2rem, 4vw, 4rem); justify-content: space-between; align-items: start; padding: 3.4rem 0 2.2rem; }
.site-footer a { color: #fff; text-decoration: none; }
@media (hover: hover) and (pointer: fine) {
  .site-footer a:hover { color: var(--color-accent); }
}
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; grid-template-rows: repeat(4, auto); grid-auto-flow: column; grid-template-columns: repeat(2, auto); gap: 0.6rem 5rem; justify-content: start; align-content: start; font-weight: 600; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.14); padding: 1.2rem 0 1.6rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: 0.88rem; color: rgba(255,255,255,0.65); }
.footer-brand img { height: 58px; background: #fff; border-radius: 12px; padding: 6px 12px; box-shadow: var(--shadow-sm); }

/* ---------- Blog premium ---------- */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.post-card {
  background: #fff; border: 1px solid var(--color-border);
  border-radius: 18px; overflow: hidden;
  text-decoration: none; color: inherit; display: flex; flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-fast), border-color var(--transition-fast);
  box-shadow: var(--shadow-sm);
}
.post-card img { aspect-ratio: 16/10; object-fit: cover; width: 100%; transition: transform 500ms var(--ease-out); }
.post-card .copy { padding: 1.1rem 1.15rem 1.25rem; display: flex; flex-direction: column; gap: 0.4rem; flex: 1; }
.post-card h3 { font-size: 1.02rem; margin: 0; letter-spacing: -0.015em; line-height: 1.3; }
.post-card p { font-size: 0.9rem; color: var(--color-text-secondary); margin: 0; flex: 1; }
.post-card .more { font-weight: 800; color: var(--color-primary); font-size: 0.88rem; display: inline-flex; align-items: center; gap: 0.35rem; }
.post-card .post-meta { display: flex; align-items: center; gap: 0.55rem; font-size: 0.76rem; font-weight: 700; margin-bottom: 0.45rem; color: var(--color-text-secondary); }
.post-chip { background: var(--color-accent-soft); color: #7a4d00; border: 1px solid rgba(245,158,0,0.3); padding: 0.22rem 0.65rem; border-radius: 99px; font-size: 0.72rem; font-weight: 800; }
@media (hover: hover) and (pointer: fine) {
  .post-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--color-primary); }
  .post-card:hover img { transform: scale(1.05); }
  .post-card:hover .more { color: var(--color-accent-strong); }
}

/* ---------- Artículo ---------- */
.breadcrumb { font-size: 0.88rem; color: var(--color-text-secondary); margin-bottom: 1.2rem; }
.breadcrumb a { color: var(--color-primary); text-decoration: none; }
.article-hero img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; aspect-ratio: 16/8; object-fit: cover; }
.article-hero figcaption { color: var(--color-text-secondary); font-size: 0.85rem; margin-top: 0.5rem; }
.prose { max-width: 72ch; }
.prose h2 { font-size: 1.5rem; margin-top: 2.2rem; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin-bottom: 0.5rem; }
.article-cta { background: var(--color-primary); color: #fff; border-radius: var(--radius-lg); padding: clamp(1.6rem, 4vw, 2.6rem); margin-top: 2.5rem; }
.article-cta h2 { color: #fff; margin-bottom: 0.4rem; }
.article-cta p { color: var(--color-secondary-light); }
.article-cta .row { display: flex; gap: 0.9rem; flex-wrap: wrap; margin-top: 1.2rem; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.4rem; }

/* ---------- Responsive: diseñado por tamaño, no encogido ---------- */
@media (max-width: 1024px) {
  .main-nav { gap: 1rem; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .clients-grid { grid-template-columns: repeat(3, 1fr); }
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .header-inner { gap: 0.6rem; }
  .header-actions { gap: 0.6rem; margin-left: auto; }
  .main-nav {
    position: absolute; top: var(--header-height); left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--color-border);
    flex-direction: column; padding: 0.6rem 1.2rem 1.2rem; gap: 0;
    transform-origin: top center;
    transform: scale(0.98) translateY(-8px);
    opacity: 0; pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-fast);
  }
  .main-nav.open { transform: none; opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 0.9rem 0.2rem; border-bottom: 1px solid var(--color-border); }
  .header-phone { display: none; }
  .call-fab {
    display: grid;
    place-items: center;
    position: fixed;
    right: 1.1rem;
    bottom: calc(1.1rem + env(safe-area-inset-bottom, 0px));
    z-index: 200;
    width: 60px; height: 60px;
    border-radius: 50%;
    color: #fff; text-decoration: none;
    background: var(--grad-primary);
    border: 1px solid rgba(255,255,255,0.35);
    box-shadow: var(--shadow-lg), 0 0 0 6px rgba(0,56,130,0.15);
    touch-action: manipulation;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  }
  .call-fab span {
    position: absolute; width: 1px; height: 1px;
    overflow: hidden; clip-path: inset(50%); white-space: nowrap;
  }
  .call-fab svg { width: 24px; height: 24px; filter: drop-shadow(0 1px 2px rgba(0,0,0,0.35)); }
  .call-fab::after {
    content: ""; position: absolute; inset: -1px; border-radius: 50%;
    border: 2px solid rgba(0,56,130,0.45);
    animation: fab-pulse 2.4s var(--ease-out) infinite;
    pointer-events: none;
  }
  @keyframes fab-pulse {
    0% { transform: scale(1); opacity: 0.7; }
    70% { transform: scale(1.35); opacity: 0; }
    100% { transform: scale(1.35); opacity: 0; }
  }
  @media (hover: hover) and (pointer: fine) {
    .call-fab:hover { box-shadow: var(--shadow-lg), 0 0 0 8px rgba(0,56,130,0.18); }
  }
  .call-fab:active { transform: scale(0.92); }
  @media (prefers-reduced-motion: reduce) {
    .call-fab::after { animation: none; display: none; }
  }
  /* En móvil: texto DATRANSUR en azul en lugar del logo */
  .brand img { display: none; }
  .brand-name {
    display: block;
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: var(--color-primary);
  }
  .company-grid, .split, .zone, .contact-grid { grid-template-columns: 1fr; }
  .split.reverse > :first-child { order: 0; }
  .service-row { grid-template-columns: 48px 1fr auto; }
  .services-editorial { grid-template-columns: 1fr; }
  .trustbar-list { grid-template-columns: repeat(2, 1fr); }
  .trustbar-list li:nth-child(3) { border-left: 0; }
  .trustbar-list li { border-top: 1px solid rgba(255,255,255,0.18); }
  .trustbar-list li:nth-child(-n+2) { border-top: 0; }
  .footer-inner { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .client-card { min-height: 108px; padding: 0.8rem 1rem; }
  .client-card img { height: 60px; }
  .client-card .logo--tall { height: 72px; }
  .client-card .logo--wide { height: 54px; }
  .client-card--flush { padding: 0.35rem 0.5rem; }
  .client-card .logo--xl { height: 88px; }
  .client-card--black img { min-height: 106px; }
  .btn { width: 100%; }
  .hero-ctas .btn { flex: 1 1 100%; }
}
@media (max-width: 480px) {
  .process, .gallery-grid, .blog-grid, .related-grid { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); gap: 0.7rem; }
  .client-card { min-height: 104px; padding: 0.8rem; }
  .client-card img { height: 56px; }
  .client-card .logo--tall { height: 68px; }
  .client-card .logo--wide { height: 50px; }
  .client-card .logo--xl { height: 84px; }
  .client-card--black img { min-height: 102px; }
  .form-row { grid-template-columns: 1fr; }
  .company-figure::before { display: none; }
}