*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --green:        #2EAA3C;
      --green-dark:   #1B6E28;
      --green-light:  #5CC45E;
      --green-pale:   #EDF7EE;
      --green-pale2:  #F2FAF2;
      --gray:         #4B5568;
      --gray-dark:    #2D3748;
      --gray-light:   #718096;
      --bg:           #FFFFFF;
      --bg2:          #F8FAF8;
      --bg3:          #F0F6F0;
      --text:         #1A202C;
      --muted:        #718096;
      --border:       #E2EDE2;
      --shadow:       0 4px 24px rgba(0,0,0,0.08);
      --shadow-lg:    0 16px 48px rgba(0,0,0,0.12);
      --font-body:    'Inter', sans-serif;
      --font-alt:     'Barlow Condensed', sans-serif;
      --radius:       4px;
    }

    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-body);
      font-size: 16px;
      line-height: 1.7;
      color: var(--text);
      background: var(--bg);
      overflow-x: hidden;
    }
    img { display: block; width: 100%; object-fit: cover; }
    a { text-decoration: none; color: inherit; }
    section { position: relative; overflow: hidden; }

    /* ── SCROLL ANIMATIONS ── */
    .reveal {
      opacity: 0;
      transform: translateY(40px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.from-left  { transform: translateX(-50px); }
    .reveal.from-right { transform: translateX(50px); }
    .reveal.scale-up   { transform: scale(0.93); }
    .reveal.visible    { opacity: 1; transform: none; }
    .reveal.d1 { transition-delay: 0.1s; }
    .reveal.d2 { transition-delay: 0.2s; }
    .reveal.d3 { transition-delay: 0.3s; }
    .reveal.d4 { transition-delay: 0.4s; }
    .reveal.d5 { transition-delay: 0.5s; }
    .reveal.d6 { transition-delay: 0.6s; }

    /* ── UTILITIES ── */
    .container { max-width: 1200px; margin: 0 auto; padding: 0 48px; }
    .py { padding: 100px 0; }
    .py-sm { padding: 64px 0; }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-family: var(--font-alt);
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: var(--green);
      margin-bottom: 16px;
    }
    .tag::before {
      content: '';
      display: block;
      width: 28px;
      height: 2px;
      background: var(--green);
    }

    .section-title {
      font-family: var(--font-body);
      font-size: clamp(1.8rem, 3.5vw, 2.8rem);
      font-weight: 800;
      line-height: 1.15;
      color: var(--gray-dark);
      margin-bottom: 16px;
    }
    .section-title .accent { color: var(--green); }
    .section-body {
      font-size: 1rem;
      color: var(--muted);
      max-width: 520px;
      line-height: 1.8;
    }

    /* ── BTN ── */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-family: var(--font-body);
      font-weight: 600;
      font-size: 0.9rem;
      letter-spacing: 0.5px;
      padding: 14px 32px;
      border: 2px solid transparent;
      cursor: pointer;
      transition: all 0.3s ease;
      border-radius: var(--radius);
    }
    .btn-primary {
      background: var(--green);
      color: #fff;
      border-color: var(--green);
    }
    .btn-primary:hover {
      background: var(--green-dark);
      border-color: var(--green-dark);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(46,170,60,0.3);
    }
    .btn-outline {
      background: transparent;
      color: var(--green);
      border-color: var(--green);
    }
    .btn-outline:hover {
      background: var(--green);
      color: #fff;
      transform: translateY(-2px);
    }
    .btn-white {
      background: #fff;
      color: var(--green-dark);
      border-color: #fff;
    }
    .btn-white:hover {
      background: transparent;
      color: #fff;
      border-color: #fff;
      transform: translateY(-2px);
    }

    /* ─────────────────────────────────────────
       NAVIGATION
    ───────────────────────────────────────── */
    #navbar {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 1000;
      padding: 0 48px;
      height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: rgba(255,255,255,0.97);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid transparent;
      transition: border-color 0.3s, box-shadow 0.3s;
    }
    #navbar.scrolled {
      border-color: var(--border);
      box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    }
    .nav-logo img {
      height: 44px;
      width: auto;
    }
    .nav-links {
      display: flex;
      gap: 36px;
      list-style: none;
    }
    .nav-links a {
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--gray);
      transition: color 0.3s;
      position: relative;
    }
    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -4px; left: 0; right: 0;
      height: 2px;
      background: var(--green);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.3s;
    }
    .nav-links a:hover { color: var(--green); }
    .nav-links a:hover::after { transform: scaleX(1); }
    .nav-cta {
      background: var(--green);
      color: #fff;
      font-size: 0.85rem;
      font-weight: 600;
      padding: 10px 24px;
      border-radius: var(--radius);
      transition: background 0.3s, transform 0.2s;
      white-space: nowrap;
    }
    .nav-cta:hover { background: var(--green-dark); transform: translateY(-1px); }

    /* ─────────────────────────────────────────
       HERO
    ───────────────────────────────────────── */
    #hero {
      height: 100vh;
      min-height: 640px;
      display: flex;
      align-items: center;
      padding-top: 76px;
      background:
        linear-gradient(105deg, rgba(27,110,40,0.88) 0%, rgba(46,170,60,0.70) 50%, rgba(0,0,0,0.55) 100%),
        url('../assets/Electrician.jpg') center/cover no-repeat;
    }
    .hero-content {
      color: #fff;
      max-width: 680px;
    }
    .hero-eyebrow {
      font-family: var(--font-alt);
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 4px;
      text-transform: uppercase;
      color: rgba(255,255,255,0.75);
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 28px;
      opacity: 0;
      animation: slideUp 0.7s 0.3s ease forwards;
    }
    .hero-eyebrow::before {
      content: '';
      width: 36px;
      height: 2px;
      background: var(--green-light);
    }
    .hero-title {
      font-size: clamp(2.4rem, 5.5vw, 4.2rem);
      font-weight: 800;
      line-height: 1.1;
      margin-bottom: 24px;
      opacity: 0;
      animation: slideUp 0.8s 0.45s ease forwards;
    }
    .hero-title .hl {
      color: var(--green-light);
    }
    .hero-sub {
      font-size: 1.1rem;
      font-weight: 400;
      color: rgba(255,255,255,0.82);
      max-width: 500px;
      line-height: 1.75;
      margin-bottom: 40px;
      opacity: 0;
      animation: slideUp 0.8s 0.6s ease forwards;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      opacity: 0;
      animation: slideUp 0.8s 0.75s ease forwards;
    }
    .hero-badges {
      position: absolute;
      bottom: 40px;
      right: 48px;
      display: flex;
      gap: 12px;
      opacity: 0;
      animation: fadeIn 1s 1.2s ease forwards;
    }
    .hero-badge {
      background: rgba(255,255,255,0.15);
      backdrop-filter: blur(8px);
      border: 1px solid rgba(255,255,255,0.25);
      border-radius: var(--radius);
      padding: 10px 16px;
      display: flex;
      flex-direction: column;
      align-items: center;
    }
    .hero-badge .val {
      font-family: var(--font-alt);
      font-size: 1.4rem;
      font-weight: 900;
      color: #fff;
      line-height: 1;
    }
    .hero-badge .lbl {
      font-size: 0.65rem;
      color: rgba(255,255,255,0.7);
      letter-spacing: 1px;
      text-transform: uppercase;
      white-space: nowrap;
    }

   
    #cert-strip {
      background: var(--green-dark);
      padding: 20px 0;
    }
    .cert-strip-inner {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0;
      flex-wrap: wrap;
    }
    .cert-pill {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px 32px;
      border-right: 1px solid rgba(255,255,255,0.2);
    }
    .cert-pill:last-child { border-right: none; }
    .cert-pill .icon { font-size: 1.3rem; }
    .cert-pill .text {
      font-family: var(--font-alt);
      font-size: 0.85rem;
      font-weight: 700;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      color: rgba(255,255,255,0.9);
    }
    .cert-pill .sub {
      font-size: 0.7rem;
      color: rgba(255,255,255,0.55);
      display: block;
      letter-spacing: 0;
      text-transform: none;
    }

    /* ─────────────────────────────────────────
       STATS
    ───────────────────────────────────────── */
    #stats {
      background: var(--bg2);
      border-bottom: 1px solid var(--border);
    }
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
    }
    .stat-card {
      padding: 52px 36px;
      border-right: 1px solid var(--border);
      text-align: center;
      transition: background 0.3s;
    }
    .stat-card:last-child { border-right: none; }
    .stat-card:hover { background: var(--green-pale); }
    .stat-num {
      font-family: var(--font-alt);
      font-size: 3.2rem;
      font-weight: 900;
      color: var(--green);
      line-height: 1;
      display: flex;
      align-items: baseline;
      justify-content: center;
      gap: 2px;
    }
    .stat-suffix {
      font-size: 1.8rem;
      font-weight: 900;
      color: var(--green);
    }
    .stat-label {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--gray);
      margin-top: 10px;
      line-height: 1.4;
    }

    /* ─────────────────────────────────────────
       QUIÉNES SOMOS
    ───────────────────────────────────────── */
    #quienes {
      background: var(--bg);
    }
    .quienes-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 80px;
      align-items: center;
    }
    .quienes-images {
      position: relative;
      height: 520px;
    }
    .q-img-main {
      position: absolute;
      top: 0; left: 0;
      width: 80%;
      height: 85%;
      object-fit: cover;
      border-radius: var(--radius);
      background: url('../assets/SobreNosostrosElectrician.jpg') center/cover no-repeat;
      box-shadow: var(--shadow-lg);
    }
    .q-img-over {
      position: absolute;
      bottom: 0; right: 0;
      width: 56%;
      height: 50%;
      background: url('../assets/SobreNosotrosZonaTexto2.jpg') center/cover no-repeat;
      border-radius: var(--radius);
      border: 5px solid var(--bg);
      box-shadow: var(--shadow-lg);
    }
    .q-badge {
      position: absolute;
      top: 50%;
      left: 72%;
      transform: translate(-50%, -50%);
      background: var(--green);
      color: #fff;
      border-radius: 50%;
      width: 100px;
      height: 100px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      font-family: var(--font-alt);
      font-weight: 900;
      line-height: 1;
      box-shadow: 0 8px 24px rgba(46,170,60,0.4);
      z-index: 2;
      text-align: center;
    }
    .q-badge .n { font-size: 2rem; }
    .q-badge .l { font-size: 0.6rem; letter-spacing: 1px; text-transform: uppercase; opacity: 0.85; }
    .values-list {
      margin-top: 36px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .value-item {
      display: flex;
      gap: 14px;
      align-items: flex-start;
      padding: 18px;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      transition: border-color 0.3s, background 0.3s, transform 0.3s;
    }
    .value-item:hover {
      border-color: var(--green);
      background: var(--green-pale);
      transform: translateY(-3px);
    }
    .value-icon {
      font-size: 1.4rem;
      flex-shrink: 0;
    }
    .value-title {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--gray-dark);
      margin-bottom: 3px;
    }
    .value-desc {
      font-size: 0.8rem;
      color: var(--muted);
      line-height: 1.5;
    }
    .quienes-actions {
      display: flex;
      gap: 14px;
      margin-top: 36px;
      flex-wrap: wrap;
    }

    /* ─────────────────────────────────────────
       SERVICIOS
    ───────────────────────────────────────── */
    #servicios {
      background: var(--bg2);
    }
    .servicios-header {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: end;
      margin-bottom: 56px;
    }
    .servicios-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 2px;
    }
    .service-card {
      background: var(--bg);
      overflow: hidden;
      cursor: default;
      transition: transform 0.4s, box-shadow 0.4s;
      position: relative;
    }
    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      z-index: 2;
    }
    .service-img {
      height: 200px;
      overflow: hidden;
      position: relative;
    }
    .service-img img {
      height: 100%;
      transition: transform 0.6s ease;
    }
    .service-card:hover .service-img img { transform: scale(1.06); }
    .service-img::after {
      content: '';
      position: absolute;
      bottom: 0; left: 0; right: 0;
      height: 80px;
      background: linear-gradient(to top, rgba(255,255,255,1), transparent);
    }
    .service-body {
      padding: 24px 28px 32px;
    }
    .service-icon {
      width: 48px;
      height: 48px;
      background: var(--green-pale);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      margin-bottom: 16px;
      transition: background 0.3s;
    }
    .service-card:hover .service-icon { background: var(--green); }
    .service-name {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--gray-dark);
      margin-bottom: 10px;
      line-height: 1.3;
    }
    .service-desc {
      font-size: 0.88rem;
      color: var(--muted);
      line-height: 1.65;
    }
    .service-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: 16px;
    }
    .service-tag {
      font-size: 0.72rem;
      font-weight: 600;
      padding: 4px 10px;
      background: var(--green-pale);
      color: var(--green-dark);
      border-radius: 999px;
    }
    .service-card:hover .service-tag { background: var(--green-pale2); }

    /* ─────────────────────────────────────────
       POR QUÉ ELEGIRNOS
    ───────────────────────────────────────── */
    #porque {
      background: var(--green-dark);
      background-image: linear-gradient(135deg, var(--green-dark) 0%, #0F4018 100%);
    }
    .porque-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 80px;
      align-items: center;
    }
    .porque-img {
      height: 480px;
      background: url('../assets/NuestrosServicios.jpg') center/cover no-repeat;
      border-radius: var(--radius);
      box-shadow: 0 24px 64px rgba(0,0,0,0.4);
      position: relative;
    }
    .porque-img::before {
      content: '';
      position: absolute;
      inset: 0;
      border-radius: var(--radius);
      background: linear-gradient(to top, rgba(27,110,40,0.5), transparent);
    }
    .porque-list {
      display: flex;
      flex-direction: column;
      gap: 28px;
      margin-top: 40px;
    }
    .porque-item {
      display: flex;
      gap: 20px;
      align-items: flex-start;
      padding: 24px;
      background: rgba(255,255,255,0.07);
      border: 1px solid rgba(255,255,255,0.12);
      border-radius: var(--radius);
      transition: background 0.3s;
    }
    .porque-item:hover { background: rgba(255,255,255,0.12); }
    .porque-num {
      font-family: var(--font-alt);
      font-size: 2rem;
      font-weight: 900;
      color: var(--green-light);
      line-height: 1;
      flex-shrink: 0;
      width: 36px;
      text-align: center;
    }
    .porque-title {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 5px;
    }
    .porque-desc {
      font-size: 0.88rem;
      color: rgba(255,255,255,0.65);
      line-height: 1.6;
    }

    /* ─────────────────────────────────────────
       CERTIFICACIONES
    ───────────────────────────────────────── */
    #certificaciones {
      background: var(--bg);
      border-top: 1px solid var(--border);
    }
    .cert-header {
      text-align: center;
      margin-bottom: 56px;
    }
    .cert-header .tag { justify-content: center; }
    .cert-header .tag::before { display: none; }
    .cert-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .cert-card {
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 36px 24px;
      text-align: center;
      transition: border-color 0.3s, background 0.3s, transform 0.3s;
    }
    .cert-card:hover {
      border-color: var(--green);
      background: var(--green-pale);
      transform: translateY(-4px);
    }
    .cert-emblem {
      width: 72px;
      height: 72px;
      background: var(--green-pale);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.8rem;
      margin: 0 auto 20px;
      transition: background 0.3s;
    }
    .cert-card:hover .cert-emblem { background: var(--green); }
    .cert-name {
      font-family: var(--font-alt);
      font-size: 1.3rem;
      font-weight: 900;
      color: var(--green-dark);
      letter-spacing: 1px;
      margin-bottom: 8px;
    }
    .cert-full {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--gray);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .cert-desc {
      font-size: 0.78rem;
      color: var(--muted);
      line-height: 1.5;
    }

    /* ─────────────────────────────────────────
       CONTACTO
    ───────────────────────────────────────── */
    #contacto {
      background: var(--bg2);
    }
    .contacto-grid {
      display: grid;
      grid-template-columns: 1fr 1.4fr;
      gap: 80px;
      align-items: start;
    }
    .contact-photo {
      height: 280px;
      background: url('../assets/ElectricianContacUs.jpg') center/cover no-repeat;
      border-radius: var(--radius);
      margin-bottom: 32px;
      box-shadow: var(--shadow);
    }
    .contact-items {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }
    .contact-row {
      display: flex;
      gap: 16px;
      align-items: flex-start;
    }
    .contact-ico {
      width: 44px;
      height: 44px;
      background: var(--green-pale);
      border-radius: var(--radius);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      font-size: 1.1rem;
      transition: background 0.3s;
    }
    .contact-row:hover .contact-ico { background: var(--green); }
    .contact-lbl {
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--muted);
      margin-bottom: 3px;
    }
    .contact-val {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--gray-dark);
    }
    .contact-val a:hover { color: var(--green); }

    /* FORM */
    .contact-form-wrap {
      background: var(--bg);
      border-radius: var(--radius);
      padding: 48px;
      box-shadow: var(--shadow);
      border: 1px solid var(--border);
    }
    .form-title {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--gray-dark);
      margin-bottom: 6px;
    }
    .form-sub {
      font-size: 0.88rem;
      color: var(--muted);
      margin-bottom: 32px;
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-bottom: 16px;
    }
    .form-group.full { grid-column: 1 / -1; }
    .form-group label {
      font-size: 0.78rem;
      font-weight: 700;
      letter-spacing: 0.5px;
      color: var(--gray);
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
      border: 1.5px solid var(--border);
      border-radius: var(--radius);
      padding: 12px 16px;
      font-family: var(--font-body);
      font-size: 0.9rem;
      color: var(--text);
      background: var(--bg);
      outline: none;
      transition: border-color 0.3s, box-shadow 0.3s;
      -webkit-appearance: none;
    }
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      border-color: var(--green);
      box-shadow: 0 0 0 3px rgba(46,170,60,0.1);
    }
    .form-group textarea { resize: vertical; min-height: 110px; }
    .form-group select option { background: var(--bg); }
    .btn-submit {
      width: 100%;
      background: var(--green);
      color: #fff;
      border: none;
      border-radius: var(--radius);
      padding: 15px;
      font-family: var(--font-body);
      font-size: 0.95rem;
      font-weight: 700;
      cursor: pointer;
      transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
      margin-top: 8px;
    }
    .btn-submit:hover {
      background: var(--green-dark);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(46,170,60,0.3);
    }
    .form-note {
      text-align: center;
      font-size: 0.78rem;
      color: var(--muted);
      margin-top: 12px;
    }

    /* ─────────────────────────────────────────
       FOOTER
    ───────────────────────────────────────── */
    footer {
      background: var(--gray-dark);
      padding: 56px 48px 32px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
      gap: 60px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255,255,255,0.1);
      margin-bottom: 32px;
    }
    .footer-logo img { height: 40px; width: auto; filter:brightness(0) invert(-1); margin-bottom: 16px; }
    .footer-desc {
      font-size: 0.88rem;
      color: rgba(255,255,255,0.55);
      line-height: 1.7;
      max-width: 300px;
    }
    .footer-col-title {
      font-family: var(--font-alt);
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: rgba(255,255,255,0.4);
      margin-bottom: 20px;
    }
    .footer-links-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .footer-links-list a {
      font-size: 0.88rem;
      color: rgba(255,255,255,0.65);
      transition: color 0.3s;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .footer-links-list a::before {
      content: '→';
      color: var(--green-light);
      font-size: 0.75rem;
    }
    .footer-links-list a:hover { color: #fff; }
    .footer-contact-item {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      margin-bottom: 14px;
    }
    .footer-contact-item .ico { font-size: 1rem; margin-top: 2px; }
    .footer-contact-item span {
      font-size: 0.85rem;
      color: rgba(255,255,255,0.6);
      line-height: 1.5;
    }
    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
    }
    .footer-copy {
      font-size: 0.8rem;
      color: rgba(255,255,255,0.35);
    }
    .footer-certs {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }
    .footer-cert-badge {
      font-family: var(--font-alt);
      font-size: 0.72rem;
      font-weight: 700;
      letter-spacing: 1px;
      padding: 4px 12px;
      border: 1px solid rgba(255,255,255,0.15);
      border-radius: 999px;
      color: rgba(255,255,255,0.45);
    }

    /* ── KEYFRAMES ── */
    @keyframes slideUp {
      from { opacity: 0; transform: translateY(24px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    @keyframes fadeIn {
      from { opacity: 0; }
      to   { opacity: 1; }
    }

    /* ── RESPONSIVE ── */
    @media (max-width: 1024px) {
      .container { padding: 0 32px; }
      #navbar { padding: 0 32px; }
      footer { padding: 48px 32px 28px; }
      .quienes-grid, .porque-grid, .contacto-grid { grid-template-columns: 1fr; gap: 48px; }
      .servicios-header { grid-template-columns: 1fr; gap: 16px; }
      .cert-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
      .quienes-images { height: 380px; }
      .porque-img { height: 320px; }
    }
    @media (max-width: 768px) {
      .nav-links { display: none; }
      .container { padding: 0 20px; }
      #navbar { padding: 0 20px; }
      footer { padding: 40px 20px 24px; }
      .py { padding: 72px 0; }
      .servicios-grid { grid-template-columns: 1fr; }
      .stats-grid { grid-template-columns: 1fr 1fr; }
      .stat-card { border-bottom: 1px solid var(--border); }
      .cert-strip-inner { flex-direction: column; gap: 0; }
      .cert-pill { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.2); width: 100%; justify-content: center; }
      .cert-pill:last-child { border-bottom: none; }
      .form-grid { grid-template-columns: 1fr; }
      .contact-form-wrap { padding: 28px; }
      .footer-top { grid-template-columns: 1fr; gap: 32px; }
      .footer-bottom { flex-direction: column; align-items: flex-start; }
      .hero-badges { display: none; }
      .values-list { grid-template-columns: 1fr; }
    }