.hero-bg {
      position: absolute; inset: 0;
      /* ▼ REEMPLAZAR: background-image: url('../img/ingenieria-hero.jpg'); background-size: cover; background-position: center; */
      background: linear-gradient(145deg, #020810 0%, #041220 35%, #0a0a0a 70%);
    }

.hero-overlay {
      position: absolute; inset: 0;
      background: linear-gradient(to top, rgba(10,10,10,1) 0%, rgba(10,10,10,.5) 45%, rgba(10,10,10,.1) 100%);
    }

/* Grid técnico decorativo */
    .hero-grid {
      position: absolute; inset: 0; pointer-events: none;
      background-image:
        repeating-linear-gradient(90deg, transparent 0, transparent 79px, rgba(42,172,226,.03) 79px, rgba(42,172,226,.03) 80px),
        repeating-linear-gradient(0deg,  transparent 0, transparent 79px, rgba(42,172,226,.03) 79px, rgba(42,172,226,.03) 80px);
    }

/* Líneas de circuito decorativas */
    .hero-circuit {
      position: absolute; right: 52px; top: 50%; transform: translateY(-50%);
      opacity: .06; pointer-events: none;
    }

.bc-sep { color: rgba(255,255,255,.2); }

.bc-cur { color: var(--blue); font-weight: 500; }

/* Placeholder fondo */
    .hero-ph {
      position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
      border: 1px dashed rgba(255,255,255,.08); border-radius: 4px;
      padding: 8px 16px; font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase;
      color: rgba(255,255,255,.12); white-space: nowrap; pointer-events: none;
    }

.eyebrow {
      display: flex; align-items: center; gap: 12px;
      font-size: 11px; font-weight: 600; letter-spacing: 2.5px;
      text-transform: uppercase; color: var(--blue); margin-bottom: 24px;
    }

.eyebrow::before { content: ''; width: 28px; height: 1px; background: var(--blue); }

.hero h1 {
      font-size: clamp(48px, 7.5vw, 108px);
      font-weight: 900; line-height: .92; letter-spacing: -3.5px;
      color: #f0f0f0; margin-bottom: 32px;
    }

.hero h1 .thin  { font-weight: 300; color: rgba(240,240,240,.35); display: block; }

.hero h1 .blue  { color: var(--blue); display: block; }

.hero-sub {
      font-size: clamp(14px, 1.4vw, 17px); color: var(--muted);
      line-height: 1.7; max-width: 500px; margin-bottom: 48px;
    }

.btn-blue {
      display: inline-flex; align-items: center; gap: 9px;
      background: var(--blue); color: #fff;
      font-size: 14px; font-weight: 700; padding: 16px 30px; border-radius: 5px;
      transition: opacity .2s, transform .2s;
    }

.btn-blue:hover { opacity: .88; transform: translateY(-1px); }

.btn-blue svg { width: 14px; height: 14px; }

.scroll-line::after {
      content: ''; position: absolute; left: -100%; top: 0;
      width: 100%; height: 100%; background: var(--blue);
      animation: run 2.2s ease-in-out infinite;
    }

/* ══ PROPUESTA CENTRAL — lo que nos diferencia ══ */
    .s-propuesta {
      padding: 100px 52px;
      max-width: 1400px; margin: 0 auto;
    }

.propuesta-layout {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 80px; align-items: center; margin-top: 72px;
    }

.label-line {
      display: flex; align-items: center; gap: 12px;
      font-size: 10px; font-weight: 700; letter-spacing: 3px;
      text-transform: uppercase; color: var(--blue); margin-bottom: 18px;
    }

.label-line::before { content: ''; width: 24px; height: 1px; background: var(--blue); }

.s-title em { font-style: normal; color: var(--blue); }

/* Stats del equipo */
    .equipo-stats {
      display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
      background: var(--line);
    }

.estat {
      background: #0a0a0a; padding: 36px 32px;
      display: flex; flex-direction: column; gap: 6px;
    }

.estat-n {
      font-size: clamp(36px,4vw,52px); font-weight: 900;
      letter-spacing: -2px; line-height: 1; color: var(--blue);
    }

.estat-l { font-size: 13px; color: var(--muted); line-height: 1.4; }

/* Texto propuesta */
    .propuesta-texto { display: flex; flex-direction: column; gap: 0; }

.prop-punto {
      display: flex; gap: 20px; padding: 24px 0;
      border-bottom: 1px solid var(--line); align-items: flex-start;
    }

.prop-punto:last-child { border-bottom: none; }

.prop-num {
      font-size: 11px; font-weight: 700; letter-spacing: 2px;
      color: var(--blue); width: 24px; flex-shrink: 0; margin-top: 3px;
    }

.prop-body strong {
      font-size: 16px; font-weight: 700; color: #f0f0f0;
      display: block; margin-bottom: 5px; letter-spacing: -.2px;
    }

.prop-body p { font-size: 13px; color: var(--muted); line-height: 1.65; }

/* ══ SERVICIOS — grid técnico ══ */
    .s-servicios {
      background: var(--surface);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      padding: 100px 52px;
    }

.s-servicios-inner { max-width: 1400px; margin: 0 auto; }

.s-header {
      display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
      align-items: end; margin-bottom: 72px;
    }

.s-desc { font-size: 15px; color: var(--muted); line-height: 1.75; align-self: end; }

.serv-grid {
      display: grid; grid-template-columns: repeat(3,1fr);
      gap: 2px; background: var(--line);
    }

.serv-card {
      background: #0a0a0a; padding: 44px 40px;
      display: flex; flex-direction: column; gap: 20px;
      position: relative; overflow: hidden; transition: background .25s;
    }

.serv-card:hover { background: #0c0f12; }

.serv-card::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1.5px;
      background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .4s;
    }

.serv-card:hover::before { transform: scaleX(1); }

.serv-num {
      font-size: 11px; font-weight: 700; letter-spacing: 2px;
      text-transform: uppercase; color: var(--line2);
    }

/* Placeholder icono */
    .serv-icon {
      width: 48px; height: 48px;
      border: 1px dashed rgba(42,172,226,.2); border-radius: 6px;
      display: flex; align-items: center; justify-content: center;
      /* ▼ REEMPLAZAR con SVG o img */
    }

.serv-icon span {
      font-size: 9px; letter-spacing: .8px; text-transform: uppercase;
      color: rgba(42,172,226,.3); text-align: center; line-height: 1.3; font-weight: 500;
    }

.serv-name {
      font-size: clamp(16px,1.6vw,20px); font-weight: 800;
      letter-spacing: -.4px; color: #f0f0f0; line-height: 1.1;
    }

.serv-desc { font-size: 13px; color: var(--muted); line-height: 1.7; flex: 1; }

.serv-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }

.serv-tag {
      font-size: 11px; color: rgba(42,172,226,.5);
      border: 1px solid rgba(42,172,226,.1); padding: 3px 9px; border-radius: 3px;
    }

/* ══ PARA QUIÉN — perfiles de cliente ══ */
    .s-perfiles {
      padding: 100px 52px;
      max-width: 1400px; margin: 0 auto;
    }

.perfiles-grid {
      display: grid; grid-template-columns: repeat(4,1fr);
      gap: 2px; background: var(--line); margin-top: 72px;
    }

.perfil-card {
      background: #0a0a0a; padding: 40px 32px;
      display: flex; flex-direction: column; gap: 14px;
      transition: background .25s; position: relative; overflow: hidden;
    }

.perfil-card:hover { background: #0c0f12; }

.perfil-card::after {
      content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1.5px;
      background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .4s;
    }

.perfil-card:hover::after { transform: scaleX(1); }

/* Placeholder imagen perfil */
    .perfil-img {
      width: 100%; aspect-ratio: 4/3;
      border: 1px dashed rgba(255,255,255,.07); border-radius: 4px;
      background: rgba(255,255,255,.01);
      display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
      /* ▼ REEMPLAZAR con img */
    }

.perfil-img-ph {
      font-size: 9px; letter-spacing: 1.5px; text-transform: uppercase; color: rgba(255,255,255,.12);
    }

.perfil-img-icon {
      width: 28px; height: 28px; border: 1px dashed rgba(255,255,255,.1); border-radius: 3px;
      display: flex; align-items: center; justify-content: center;
    }

.perfil-img-icon svg { color: rgba(255,255,255,.15); }

.perfil-tag {
      font-size: 10px; font-weight: 700; letter-spacing: 2px;
      text-transform: uppercase; color: var(--blue);
    }

.perfil-title {
      font-size: clamp(16px,1.5vw,20px); font-weight: 800;
      letter-spacing: -.3px; color: #f0f0f0; line-height: 1.1;
    }

.perfil-desc { font-size: 13px; color: var(--muted); line-height: 1.65; }

.perfil-items { display: flex; flex-direction: column; gap: 0; margin-top: 4px; }

.perfil-item {
      display: flex; align-items: center; gap: 9px; font-size: 12px;
      color: var(--soft); padding: 8px 0; border-bottom: 1px solid var(--line);
    }

.perfil-item:last-child { border-bottom: none; }

.pi-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--blue); flex-shrink: 0; }

/* ══ CÓMO TRABAJAMOS CON VOSOTROS — B2B ══ */
    .s-b2b {
      background: var(--surface);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      padding: 100px 52px;
    }

.s-b2b-inner { max-width: 1400px; margin: 0 auto; }

.b2b-layout {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 80px; align-items: start; margin-top: 72px;
    }

/* Bloque izquierdo — propuesta B2B */
    .b2b-intro h3 {
      font-size: clamp(26px,3vw,40px); font-weight: 900;
      letter-spacing: -1.5px; line-height: 1; color: #f0f0f0; margin-bottom: 20px;
    }

.b2b-intro h3 em { font-style: normal; color: var(--blue); }

.b2b-intro p { font-size: 15px; color: var(--muted); line-height: 1.75; margin-bottom: 32px; }

/* Caja de contacto directo */
    .b2b-contact-box {
      background: #0a0a0a; border: 1px solid var(--line2);
      border-radius: 8px; padding: 32px;
      display: flex; flex-direction: column; gap: 20px;
    }

.b2b-contact-box h4 {
      font-size: 14px; font-weight: 700; color: #f0f0f0; letter-spacing: -.2px;
    }

.b2b-contact-item {
      display: flex; align-items: center; gap: 14px;
    }

.bci-icon {
      width: 40px; height: 40px; flex-shrink: 0;
      background: rgba(42,172,226,.08); border: 1px solid rgba(42,172,226,.15);
      border-radius: 8px; display: flex; align-items: center; justify-content: center;
    }

.bci-icon svg { width: 16px; height: 16px; color: var(--blue); }

.bci-text { display: flex; flex-direction: column; gap: 2px; }

.bci-label { font-size: 11px; color: var(--muted); font-weight: 500; letter-spacing: .5px; }

.bci-val { font-size: 15px; font-weight: 700; color: #f0f0f0; }

.bci-val a { color: var(--blue); transition: opacity .2s; }

.bci-val a:hover { opacity: .75; }

/* Derecho — ventajas de trabajar con nosotros */
    .b2b-ventajas { display: flex; flex-direction: column; gap: 0; }

.ventaja {
      display: flex; gap: 20px; padding: 24px 0;
      border-bottom: 1px solid var(--line); align-items: flex-start;
    }

.ventaja:last-child { border-bottom: none; }

.v-icon {
      width: 36px; height: 36px; flex-shrink: 0;
      background: rgba(42,172,226,.06); border: 1px solid rgba(42,172,226,.12);
      border-radius: 6px; display: flex; align-items: center; justify-content: center;
    }

.v-icon svg { width: 15px; height: 15px; color: var(--blue); }

.v-body strong {
      font-size: 15px; font-weight: 700; color: #f0f0f0;
      display: block; margin-bottom: 4px; letter-spacing: -.2px;
    }

.v-body p { font-size: 13px; color: var(--muted); line-height: 1.65; }

/* ══ SECTORES ══ */
    .s-sectores {
      padding: 100px 52px;
      max-width: 1400px; margin: 0 auto;
    }

.sectores-grid {
      display: grid; grid-template-columns: repeat(4,1fr);
      gap: 2px; background: var(--line); margin-top: 72px;
    }

.sector-cell {
      background: #0a0a0a; padding: 36px 28px;
      display: flex; flex-direction: column; gap: 12px;
      transition: background .25s;
    }

.sector-cell:hover { background: #0c0f12; }

.sector-icon {
      width: 40px; height: 40px;
      border: 1px dashed rgba(42,172,226,.2); border-radius: 5px;
      display: flex; align-items: center; justify-content: center;
    }

.sector-icon svg { width: 18px; height: 18px; color: rgba(42,172,226,.4); }

.sector-name { font-size: 15px; font-weight: 700; color: #f0f0f0; letter-spacing: -.2px; }

.sector-desc { font-size: 12px; color: var(--muted); line-height: 1.6; }

/* ══ CTA FINAL ══ */
    .s-cta {
      background: var(--surface);
      border-top: 1px solid var(--line);
      padding: 100px 52px; text-align: center; position: relative; overflow: hidden;
    }

.s-cta-glow {
      position: absolute; inset: 0; pointer-events: none;
      background: radial-gradient(ellipse 50% 60% at 50% 100%, rgba(42,172,226,.07) 0%, transparent 70%);
    }

.s-cta-inner { position: relative; max-width: 700px; margin: 0 auto; }

.s-cta h2 {
      font-size: clamp(36px,5.5vw,72px);
      font-weight: 900; letter-spacing: -2.5px; line-height: .92; color: #f0f0f0; margin-bottom: 20px;
    }

.s-cta h2 em { font-style: normal; color: var(--blue); }

.s-cta p { font-size: 16px; color: var(--muted); line-height: 1.7; margin-bottom: 48px; }

/* ══ REVEAL ══ */
/* ══ RESPONSIVE ══ */
    @media (max-width: 1100px) {
      .propuesta-layout { grid-template-columns: 1fr; gap: 48px; }
      .s-header { grid-template-columns: 1fr; }
      .serv-grid { grid-template-columns: 1fr 1fr; }
      .perfiles-grid { grid-template-columns: 1fr 1fr; }
      .b2b-layout { grid-template-columns: 1fr; gap: 48px; }
      .sectores-grid { grid-template-columns: 1fr 1fr; }
    }

@media (max-width: 900px) {
      .nav { padding: 0 24px; }
      .nav-links { display: none; }
      .ham { display: flex; }
      .hero { padding: 0 24px 64px; }
      .breadcrumb { left: 24px; }
      .scroll-cue { right: 24px; }
      .s-propuesta { padding: 80px 24px; }
      .equipo-stats { grid-template-columns: 1fr 1fr; }
      .s-servicios { padding: 80px 24px; }
      .s-perfiles { padding: 80px 24px; }
      .perfiles-grid { grid-template-columns: 1fr 1fr; }
      .s-b2b { padding: 80px 24px; }
      .s-sectores { padding: 80px 24px; }
      .sectores-grid { grid-template-columns: 1fr 1fr; }
      .s-cta { padding: 80px 24px; }
}

@media (max-width: 600px) {
      .serv-grid { grid-template-columns: 1fr; }
      .perfiles-grid { grid-template-columns: 1fr; }
      .equipo-stats { grid-template-columns: 1fr 1fr; }
      .sectores-grid { grid-template-columns: 1fr 1fr; }
}


/* Miga de pan absoluta sobre el hero a sangre. Devuelta aqui desde
   shared.css: es especifica de este tipo de hero, no compartida. */
.breadcrumb {
  position: absolute;
  top: 24px;
  left: 52px;
}