:root {
      --verde-oscuro: #11554A;
      --verde-medio: #1a5c42;
      --verde-acento: #2e8b57;
      --blanco: #ffffff;
      --gris-claro: #f5f5f5;
      --gris-texto: #505050;
      --negro: #111111;
      --verde-medio: #11564B;
      --activo: #f60;
    }

    * { box-sizing: border-box; }

    body {
      font-family: 'Poppins', sans-serif; font-weight: 200 !important;
      color: var(--gris-texto);
      margin: 0;
    }

    img.rotate {
      transition: transform .3s ease !important;
    }
    .collapse.show + img.rotate {
      transform: rotate(45deg)  !important;
      opacity: .6  !important;
    }
    .activo { color: var( --activo) !important; }
    .cpara { width:100%; height:125px; }
    .txt-tt { font-size: 2.72rem; font-weight:800; }
    .vm { color: var(--verde-medio); }
    .medio { font-size:22px;} 
    .txt-medio { max-width:450px;  margin: 35px auto; }
    .flag{  font-size:1.1rem;  line-height:1; }
    .bullet { display:block; margin:0 auto; width:45%; }
    .bull { color:#11564B; font-size:24px; margin-bottom: 25px; width:300px; padding: 0 1%; }
    .bull-wrapper{
        display:flex;
        flex-wrap:wrap;
        justify-content:center;
        gap:2rem;
      }

      .operaciones { background:#11554A; padding: 80px 20px 60px; color:#fff;  }
      .tipo { min-height:100px; font-size:26px; padding:0 5%; }
      .tip { margin-bottom:50px; }
      p.f24 { font-size:22px; line-height:32px; }
      .ptt { padding-right:5%; }
      .navbar-toggler{
        border-color:#fff;
      }

      .navbar-toggler-icon{
        filter: brightness(0) invert(1) !important;
      }



    /* ── TOPBAR ── */
    .topbar {
      background: #e8e8e8;
      font-size: 0.72rem;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: #555;
      padding: 6px 0;
    }
    .topbar a { color: #555; text-decoration: none; }
    .topbar a:hover { color: var(--verde-medio); }

    /* ── NAVBAR ── */
    .navbar-main {
      background: #000;
      border-bottom: 1px solid #e0e0e0;
      padding: 10px 0;
    }
    .navbar-main .navbar-brand img {
      height: 48px;
    }
    .navbar-main .nav-link {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: 0.85rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--blanco) !important;
      padding: 6px 14px !important;
      transition: color 0.2s;
    }
    .navbar-main .nav-link:hover { color: var(--verde-acento) !important; }
    .navbar-main .social-icons a {
      color: var(--blanco);
      font-size: 1.15rem;
      margin-left: 10px;
      transition: color 0.2s;
    }
    .navbar-main .social-icons a:hover { color: var(--verde-acento); }

    /* ── HERO ── */
    .hero {
      position: relative;
      min-height: 90vh;
      background: url('img/hero.webp') center/cover no-repeat;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding: 80px 20px 60px;
    }
    .hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: url('img/hero.webp') center/cover no-repeat;
      opacity: 0.10;
    }
    .hero-logo {
      width: 260px;
      max-width: 70vw;
      margin-bottom: 10px;
      position: relative;
      z-index: 1;
      filter: brightness(0) invert(1);
    }
    .hero-tagline {
      font-family: 'Poppins', sans-serif;
      font-size: 0.85rem;
      letter-spacing: 0.25em;
      text-transform: uppercase;
      color: rgba(255,255,255,0.65);
      margin-bottom: 40px;
      position: relative;
      z-index: 1;
    }
    .hero h1 {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: clamp(2rem, 3vw, 3.2rem);
      color: var(--blanco);
      line-height: 1.15;
      max-width: 680px;
      position: relative;
      z-index: 1;
      margin-bottom: 36px;
    }
    .btn-hero {
      font-family: 'Poppins', sans-serif;
      font-weight: 700;
      font-size: 1rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      background: transparent;
      border: 2px solid var(--blanco);
      color: var(--blanco);
      padding: 12px 44px;
      border-radius: 50px;
      position: relative;
      z-index: 1;
      transition: background 0.25s, color 0.25s;
      text-decoration: none;
    }
    .btn-hero:hover {
      background: var(--blanco);
      color: var(--verde-oscuro);
    }

    .btn-hero2 {
      font-family: 'Poppins', sans-serif;
      font-weight: 700;
      font-size: 1rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      background: var(--verde-oscuro);
      border: 2px solid var(--verde-oscuro);
      color: var(--blanco);
      padding: 12px 44px;
      border-radius: 50px;
      position: relative;
      z-index: 1;
      transition: background 0.25s, color 0.25s;
      text-decoration: none;
    }
    .btn-hero2:hover {
      color: var(--blanco);
      background: var(--verde-oscuro);
    }


/* ── Comercialización y Abastecimiento Industrial ── */
      h2, h3 { font-weight: 600; }
     .lista { margin:25px 0; padding:0; }
     .lista li { margin-bottom:15px; background: url('img/bullet.svg') no-repeat; background-position: 0px 4px;
                 background-size:15px; list-style:none; padding-left:25px; }
     .cai-info {  position: relative;
      min-height: auto; padding: 125px 0;
      background: url('img/mapa.webp') center/cover no-repeat; }

     .cai {
      position: relative;
      min-height: 90vh;
      background: url('img/abastecimiento.webp') center/cover no-repeat;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding: 80px 20px 60px;
    }

    .cai h1 {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: clamp(2rem, 3vw, 3.2rem);
      color: var(--blanco);
      line-height: 1.15;
      max-width: 680px;
      position: relative;
      z-index: 1;
      margin-bottom: 36px;
    }


    .imm {
      position: relative;
      min-height: 90vh;
      background: url('img/ingenieria.webp') center/cover no-repeat;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding: 80px 20px 60px;
    }

    .imm h1 {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: clamp(2rem, 3vw, 3.2rem);
      color: var(--blanco);
      line-height: 1.15;
      max-width: 680px;
      position: relative;
      z-index: 1;
      margin-bottom: 36px;
    }


    .seg {
      position: relative;
      min-height: 90vh;
      background: url('img/seg.webp') center/cover no-repeat;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding: 80px 20px 60px;
    }

    .seg h1 {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: clamp(2rem, 3vw, 3.2rem);
      color: var(--blanco);
      line-height: 1.15;
      max-width: 680px;
      position: relative;
      z-index: 1;
      margin-bottom: 36px;
    }

    .servicios {
      position: relative;
      min-height: 60vh;
      background: url('img/servicios.webp') center/cover no-repeat;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding: 80px 20px 60px;
    }

    .servicios h1 {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: clamp(2rem, 3vw, 3.2rem);
      color: var(--blanco);
      line-height: 1.15;
      max-width: 680px;
      position: relative;
      z-index: 1;
      margin-bottom: 36px;
    }


     .servicios-descriptivo {
      position: relative;
      min-height: auto;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      overflow: hidden;
      padding: 80px 20px 60px;
    }


    /* ── FOTO PLANTA ── */
    .planta-img {
      width: 100%;
      height: 340px;
      object-fit: cover;
      display: block;
    }

    /* ── ACERCA ── */
    .seccion-acerca {
      padding: 80px 20px;
      text-align: center;
      background: var(--blanco);
    }
    .seccion-acerca h2 {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: clamp(2rem, 4vw, 3rem);
      color: var(--gris-texto);
      margin-bottom: 28px;
    }
    .acerca-lead {
      font-weight: 600;
      font-size: 1.05rem;
      color: var(--verde-medio);
      max-width: 700px;
      margin: 0 auto 24px;
      line-height: 1.7;
    }
    .acerca-body {
      font-size: 0.97rem;
      color: #666;
      max-width: 680px;
      margin: 0 auto 40px;
      line-height: 1.8;
    }
    .btn-mas {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      border: 2px solid #ccc;
      background: transparent;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      color: #888;
      cursor: pointer;
      transition: border-color 0.2s, color 0.2s;
      text-decoration: none;
    }
    .btn-mas:hover { border-color: var(--verde-acento); color: var(--verde-acento); }

    /* ── DIVISOR ── */
    .divisor { border-top: 1px solid #ddd; margin: 0 40px; }

    /* ── CONTACTO ── */
    .seccion-contacto {
      padding: 70px 20px 80px;
      background: var(--blanco);
    }
    .contacto-label {
      font-size: 0.8rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: #999;
      margin-bottom: 6px;
    }
    .seccion-contacto h2 {
      font-family: 'Poppins', sans-serif;
      font-weight: 600;
      font-size: clamp(2.2rem, 5vw, 3.5rem);
      color: var(--gris-texto);
      margin-bottom: 6px;
    }
    .seccion-contacto h3 {
      font-family: 'Poppins', sans-serif;
      font-weight: 700;
      font-size: clamp(1.2rem, 3vw, 1.6rem);
      color: var(--gris-texto);
      margin-bottom: 30px;
    }
    .form-control-vm {
      border: 1px solid #ccc;
      border-radius: 15px;
      padding: 12px 16px;
      font-size: 0.95rem;
      color: var(--gris-texto);
      background: var(--blanco);
      width: 100%;
      margin-bottom: 16px;
      outline: none;
      transition: border-color 0.2s;
    }
    .form-control-vm::placeholder { color: #aaa; }
    .form-control-vm:focus { border-color: var(--verde-acento); }
    .privacidad-texto {
      font-size: 0.78rem;
      color: #888;
      margin-bottom: 28px;
      line-height: 1.5;
    }
    .btn-enviar {
      font-family: 'Poppins', sans-serif;
      font-weight: 700;
      font-size: 1rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      background: var(--verde-oscuro);
      color: var(--blanco);
      border: none;
      padding: 13px 36px;
      border-radius: 4px;
      cursor: pointer;
      transition: background 0.2s;
    }
    .btn-enviar:hover { background: var(--verde-medio); }

    /* ── FOOTER ── */
    footer {
      background: var(--verde-oscuro);
      color: #fff;
      padding: 36px 32px 40px;
      margin: 2%;
      border-radius: 15px;
    }
    .footer-links {
      font-size: 0.78rem;
      letter-spacing: 0.06em;
      margin-bottom: 30px;
    }
    .footer-links a {
      color: rgba(255,255,255,0.6);
      text-decoration: none;
      margin-right: 18px;
      transition: color 0.2s;
    }
    .footer-links a:hover { color: var(--blanco); }
    .footer-logo {
      height: 50px;
      filter: brightness(0) invert(1);
      opacity: 0.85;
    }

    /* ── RESPONSIVE ── */
    @media (max-width: 767px) {
      .topbar .d-flex { flex-wrap: wrap; gap: 4px; font-size: 0.65rem; }
      .planta-img { height: 200px; }
    }