:root{
    --navy-950:#0a3a4a;
    --navy-900:#0c4459;
    --navy-800:#0e5870;
    --navy-700:#136a86;
    --panel-line:#1c7690;
    --gold-500:#2fb2d6;
    --gold-400:#5cc7e3;
    --gold-100:#e3f6fb;
    --sand-50:#f4f9fb;
    --sand-100:#e9f3f6;
    --ink-900:#0c1220;
    --ink-600:#4a5568;
    --white:#ffffff;
    --radius:2px;
  }

  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Inter', sans-serif;
    color:var(--ink-900);
    background:var(--sand-50);
    line-height:1.2;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%; height:auto; display:block;}
  a{color:inherit; text-decoration:none;}
  ul{list-style:none;}
  .wrap{max-width:1180px; margin:0 auto; padding:0 32px;}

  h1,h2,h3,.eyebrow{font-family:'Archivo', sans-serif;}
  .eyebrow{
    font-family:'JetBrains Mono', monospace;
    font-size:15px;
    letter-spacing:.16em;
    text-transform:uppercase;
    font-weight:700;
    color:var(--gold-500);
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:18px;
  }
  .eyebrow::before{
    content:"";
    width:22px;
    height:2px;
    background:var(--gold-500);
    display:inline-block;
  }

  .btn{
    display:inline-flex;
    align-items:center;
    gap:10px;
    padding:15px 28px;
    font-family:'JetBrains Mono', sans-serif;
    font-weight:900;
    font-size:20px;
    letter-spacing:.02em;
    text-transform:uppercase;
    border-radius:var(--radius);
    border:1px solid transparent;
    cursor:pointer;
    transition:all .2s ease;
  }
  .btn-gold{background:var(--gold-500); color:#ffffff;}
  .btn-gold:hover{background:var(--gold-400);}
  .btn-outline{border-color:rgba(255,255,255,.35); color:var(--white);}
  .btn-outline:hover{border-color:var(--gold-500); color:#ffffff;}
  .btn-ink{background:var(--navy-950); color:var(--white);}
  .btn-ink:hover{background:var(--navy-800);}

  /* ===== HEADER ===== */
  header{
    position:sticky; top:0; left:0; right:0; z-index:50;
    padding:1px 0;
    background:#000000;
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    border-bottom:1px solid rgba(255,255,255,.08);
    transition:padding .2s ease;
  }
  .nav{display:flex; align-items:center; justify-content:space-between;}
  .logo{
    display:flex; align-items:center; gap:12px;
  }
  .logo img{height:90px; width:auto; display:block;}
  .logo-sub{
    font-family:'JetBrains Mono', monospace;
    font-size:10.5px;
    letter-spacing:.1em;
    text-transform:uppercase;
    color:rgba(255,255,255,.6);
    border-left:1px solid rgba(255,255,255,.25);
    padding-left:12px;
    line-height:1.3;
  }
  .nav-links{display:flex; align-items:center; gap:20px;}
  .nav-links a{
    font-family:'JetBrains Mono', sans-serif;
    font-size:18px;
    font-weight:600;
    letter-spacing:.05em;
    text-transform:uppercase;
    color:#ffffff;
    transition:color .2s;
  }
  .nav-links a:hover{color:var(--gold-500);}
  .nav-cta{display:flex; align-items:center; gap:22px;}
  .burger{display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; padding:6px;}
  .burger span{width:24px; height:2px; background:var(--white); transition:transform .25s ease, opacity .25s ease;}
  .burger.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .burger.is-active span:nth-child(2){opacity:0;}
  .burger.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  .mobile-nav{
    display:flex;
    flex-direction:column;
    gap:0;
    max-height:0;
    overflow:hidden;
    background:#000000;
    transition:max-height .3s ease;
  }
  .mobile-nav.is-open{max-height:360px; border-top:1px solid rgba(255,255,255,.1);}
  .mobile-nav a{
    font-family:'JetBrains Mono', sans-serif;
    font-size:16px;
    font-weight:600;
    text-transform:uppercase;
    letter-spacing:.04em;
    color:#ffffff;
    padding:16px 32px;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .mobile-nav a.btn{
    margin:14px 32px 18px;
    text-align:center;
    justify-content:center;
    border-bottom:none;
    padding:14px 24px;
    font-size:16px;
  }

  /* ===== HERO ===== */
  .hero{
    position:relative;
    min-height:92vh;
    display:flex; align-items:center;
    background:
      linear-gradient(120deg, rgba(8,19,33,.94) 20%, rgba(8,19,33,.55) 62%, rgba(8,19,33,.2) 100%),
      url('paneles-solares.avif') center/cover no-repeat;
    overflow:hidden;
  }
  .hero::after{
    content:"";
    position:absolute; inset:0;
    background-image:
      repeating-linear-gradient(0deg, transparent, transparent 58px, rgba(244,168,37,.05) 58px, rgba(244,168,37,.05) 60px),
      repeating-linear-gradient(90deg, transparent, transparent 58px, rgba(244,168,37,.05) 58px, rgba(244,168,37,.05) 60px);
    pointer-events:none;
  }
  .hero-inner{position:relative; z-index:2; padding:90px 0 110px;}
  .hero-inner .wrap{max-width:760px;}
  .hero h1{
    color:var(--white);
    font-size:clamp(30px,5.5vw,50px);
    font-weight:900;
    line-height:1.06;
    letter-spacing:-.02em;
  }
  .hero h1 em{
    font-style:normal;
    color:var(--gold-500);
  }
  .hero p{
    color:#ffffff;
    font-size:18px;
    font-weight:500;
    max-width:520px;
    margin:24px 0 36px;
  }
  .hero-actions{display:flex; gap:16px; flex-wrap:wrap; margin-bottom:56px;}

  .hero-meter{
    display:flex; gap:0;
    border-top:1px solid rgba(255,255,255,.18);
    padding-top:26px;
    max-width:600px;
  }
  .hero-meter div{padding-right:36px; margin-right:36px; border-right:1px solid rgba(255,255,255,.18);}
  .hero-meter div:last-child{border-right:none; margin-right:0; padding-right:0;}
  .hero-meter b{
    font-family:'JetBrains Mono', monospace;
    color:var(--gold-500);
    font-size:36px;
    display:block;
  }
  .hero-meter span{
    font-size:13px; color:#ffffff;
    text-transform:uppercase; letter-spacing:.06em;
  }

  /* ===== SECTION LABEL COMMON ===== */
  section{padding:110px 0;}
  .section-head{max-width:840px; margin-bottom:60px;}
  .section-head h2{
    font-size:clamp(28px,3.4vw,42px);
    font-weight:800;
    letter-spacing:-.01em;
    color:var(--navy-950);
  }
  .section-head p{color:var(--ink-600); font-size:17px; margin-top:16px;}

  /* ===== BENEFICIOS ===== */
  .benefits{background:var(--white);}
  .benefit-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    border:1px solid #dcebf0;
  }
  .benefit-card{
    padding:40px 30px;
    border-right:1px solid #dcebf0;
    position:relative;
    transition:background .2s;
  }
  .benefit-card:last-child{border-right:none;}
  .benefit-card:hover{background:var(--sand-50);}
  .benefit-num{
    font-family:'JetBrains Mono', monospace;
    font-size:18px;
    color:var(--gold-500);
    font-weight:700;
    margin-bottom:26px;
    display:block;
  }
  .benefit-card h3{
    font-size:22px; font-weight:800; margin-bottom:10px; color:var(--navy-950);
  }
  .benefit-card p{font-size:17px; color:var(--ink-600);}
  .benefit-card.accent{background:var(--navy-950); border-right-color:var(--navy-950);}
  .benefit-card.accent .benefit-num{color:var(--gold-500);}
  .benefit-card.accent h3, .benefit-card.accent p{color:var(--white);}
  .benefit-card.accent p{color:#ffffff;}

  /* ===== POR QUE ELEGIRNOS ===== */
  .why{background:var(--sand-100);}
  .why-grid{
    display:grid;
    grid-template-columns:.85fr 1.15fr;
    gap:70px;
    align-items:center;
  }
  .why-photo{position:relative; max-width:380px;}
  .why-photo img, .why-photo video{
    width:100%; height:500px; object-fit:cover;
    filter:grayscale(15%) contrast(1.05);
  }
  .why-photo::before{
    content:"";
    position:absolute; top:22px; left:22px; right:-22px; bottom:-22px;
    border:1px solid var(--gold-500);
    z-index:-1;
  }
  .why-stat-chip{
    position:absolute; bottom:-28px; left:-28px;
    background:var(--navy-950);
    color:var(--white);
    padding:22px 26px;
    max-width:210px;
  }
  .why-stat-chip b{
    font-family:'JetBrains Mono', monospace;
    color:var(--gold-500);
    font-size:30px;
    display:block;
  }
  .why-stat-chip span{font-size:12.5px; color:rgba(255,255,255,.68);}

  .why-list{display:grid; grid-template-columns:1fr 1fr; gap:22px 32px; margin:34px 0 38px;}
  .why-list li{
    display:flex; gap:12px; align-items:flex-start;
    font-size:15px; font-weight:600; color:var(--navy-950);
  }
  .why-list li::before{
    content:"";
    min-width:8px; height:8px; margin-top:6px;
    background:var(--gold-500);
  }

  /* ===== SERVICIOS ===== */
  .services{background:var(--white);}
  .service-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:1px;
    background:#dcebf0;
    border:1px solid #dcebf0;
  }
  .service-card{
    background:var(--white);
    padding:38px 34px;
    transition:background .25s;
  }
  .service-card:hover{background:var(--sand-50);}
  .service-icon{
    width:44px; height:44px;
    background:var(--navy-950);
    color:#ffffff;
    display:flex; align-items:center; justify-content:center;
    font-family:'JetBrains Mono', monospace;
    font-weight:700;
    font-size:15px;
    margin-bottom:24px;
  }
  .service-card h3{
    font-size:15.5px; font-weight:800; letter-spacing:.01em;
    text-transform:uppercase; margin-bottom:10px; color:var(--navy-950);
  }
  .service-card p{font-size:14.5px; color:var(--ink-600);}

  .services-cta{
    margin-top:56px;
    display:flex; align-items:center; justify-content:space-between;
    flex-wrap:wrap; gap:24px;
    padding-top:44px;
    border-top:1px solid #dcebf0;
  }
  .services-cta h3{font-size:22px; font-weight:800; max-width:460px;}

  /* ===== STATS ===== */
  .stats{
    background:var(--navy-950);
    background-image:
      radial-gradient(circle at 15% 30%, rgba(244,168,37,.10), transparent 45%),
      radial-gradient(circle at 85% 70%, rgba(244,168,37,.08), transparent 45%);
    padding:70px 0;
  }
  .stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    text-align:center;
  }
  .stats-grid div{
    border-right:1px solid rgba(255,255,255,.12);
  }
  .stats-grid div:last-child{border-right:none;}
  .stats-grid b{
    font-family:'JetBrains Mono', monospace;
    font-size:38px;
    color:var(--gold-500);
    display:block;
  }
  .stats-grid span{
    font-size:12.5px;
    letter-spacing:.05em;
    text-transform:uppercase;
    color:rgba(255,255,255,.65);
  }

  /* ===== CONTACTO ===== */
  .contact{background:var(--sand-100);}
  .contact-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:60px;
  }
  .contact-info h2{font-size:34px; font-weight:800; margin-bottom:16px;}
  .contact-info p{color:var(--ink-600); margin-bottom:36px; max-width:420px;}
  .contact-line{
    display:flex; gap:16px; padding:18px 0;
    border-top:1px solid #d3e3e9;
  }
  .contact-line:last-of-type{border-bottom:1px solid #d3e3e9;}
  .contact-line b{
    font-family:'Archivo', sans-serif;
    font-size:12px; text-transform:uppercase; letter-spacing:.06em;
    color:var(--gold-500); min-width:110px; display:block;
  }
  .contact-line p{color:var(--navy-950); font-weight:600; font-size:15px;}

  .contact-form{
    background:var(--white);
    padding:44px;
    border:1px solid #dcebf0;
  }
  .contact-form h3{font-size:20px; font-weight:800; margin-bottom:6px;}
  .contact-form>p{color:var(--ink-600); font-size:14px; margin-bottom:28px;}
  .form-row{display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:16px;}
  .field{display:flex; flex-direction:column; gap:8px; margin-bottom:16px;}
  .field label{
    font-size:11.5px; text-transform:uppercase; letter-spacing:.05em;
    font-weight:700; color:var(--ink-600);
  }
  .field input, .field select, .field textarea{
    border:1px solid #d3e3e9;
    padding:13px 14px;
    font-family:'Inter', sans-serif;
    font-size:14.5px;
    background:var(--sand-50);
    color:var(--navy-950);
  }
  .field input:focus, .field select:focus, .field textarea:focus{
    outline:2px solid var(--gold-500);
    outline-offset:1px;
    background:var(--white);
  }
  .contact-form .btn{width:100%; justify-content:center; margin-top:6px;}

  /* ===== FOOTER ===== */
  footer{background:var(--navy-950); color:#ffffff; padding:56px 0 26px;}
  .footer-top{
    display:flex; justify-content:space-between; align-items:flex-start;
    flex-wrap:wrap; gap:40px; padding-bottom:40px; border-bottom:1px solid rgba(255,255,255,.12);
  }
  .footer-logo{
    font-family:'JetBrains Mono', sans-serif; font-weight:900; font-size:20px; color:var(--white);
    margin-bottom:14px; display:flex; align-items:center; gap:10px;
  }
  .footer-logo span{color:var(--gold-500);}
  .footer-col h4{
    font-family:'Archivo', sans-serif; font-size:14px; text-transform:uppercase;
    letter-spacing:.06em; color:var(--white); margin-bottom:16px;
  }
  .footer-col ul li{margin-bottom:10px; font-size:14px;}
  .footer-col ul li a:hover{color:var(--gold-500);}
  .footer-bottom{
    display:flex; justify-content:space-between; align-items:center;
    padding-top:24px; font-size:14px; flex-wrap:wrap; gap:12px;
  }
  .socials{display:flex; gap:14px;}
  .socials a{
    width:34px; height:34px; border:1px solid rgba(255,255,255,.2);
    display:flex; align-items:center; justify-content:center; font-size:13px;
  }
  .socials a:hover{border-color:var(--gold-500); color:var(--gold-500);}

  .whatsapp-float{
    position:fixed; bottom:26px; right:26px; z-index:60;
    width:58px; height:58px; border-radius:50%;
    background:#25D366; color:#fff;
    display:flex; align-items:center; justify-content:center;
    font-size:26px; box-shadow:0 8px 24px rgba(0,0,0,.25);
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width:980px){
    .logo img{height:64px;}
    .nav-links{display:none;}
    .burger{display:flex;}
    .benefit-grid{grid-template-columns:1fr 1fr;}
    .benefit-card{border-bottom:1px solid #dcebf0;}
    .why-grid{grid-template-columns:1fr;}
    .why-photo{max-width:100%;}
    .why-photo img, .why-photo video{height:280px;}
    .why-list{grid-template-columns:1fr;}
    .service-grid{grid-template-columns:1fr 1fr;}
    .stats-grid{grid-template-columns:1fr 1fr; row-gap:30px;}
    .stats-grid div:nth-child(2){border-right:none;}
    .contact-grid{grid-template-columns:1fr;}
  }
  @media (max-width:620px){
    .wrap{padding:0 20px;}
    .logo img{height:48px;}
    .benefit-grid{grid-template-columns:1fr;}
    .service-grid{grid-template-columns:1fr;}
    .form-row{grid-template-columns:1fr;}
    section{padding:76px 0;}
    .hero-meter{flex-wrap:wrap; row-gap:20px;}
    .hero-meter div{padding-right:24px; margin-right:24px;}
    .contact-form{padding:28px;}
  }
  @media (max-width:520px){
    .nav-cta-btn{display:none;}
  }

  /* ===== MODAL WHATSAPP ===== */
  .wa-modal-overlay{
    position:fixed; inset:0; z-index:200;
    background:rgba(8,19,26,.72);
    display:none;
    align-items:center; justify-content:center;
    padding:24px;
  }
  .wa-modal-overlay.is-open{display:flex;}
  .wa-modal{
    background:var(--white);
    width:100%; max-width:440px;
    padding:36px;
    position:relative;
    border:1px solid #dcebf0;
    max-height:90vh;
    overflow-y:auto;
  }
  .wa-modal-close{
    position:absolute; top:16px; right:16px;
    width:34px; height:34px;
    border:1px solid #dcebf0;
    background:none;
    display:flex; align-items:center; justify-content:center;
    cursor:pointer;
    font-size:18px;
    color:var(--navy-950);
    line-height:1;
  }
  .wa-modal-close:hover{border-color:var(--gold-500); color:var(--gold-500);}
  .wa-modal-icon{
    width:46px; height:46px;
    border-radius:50%;
    background:#25D366;
    color:#fff;
    display:flex; align-items:center; justify-content:center;
    font-size:22px;
    margin-bottom:18px;
  }
  .wa-modal h3{font-size:21px; font-weight:800; color:var(--navy-950); margin-bottom:6px;}
  .wa-modal>p{color:var(--ink-600); font-size:14px; margin-bottom:24px;}
  .wa-modal .field{margin-bottom:16px;}
  .wa-modal .btn{width:100%; justify-content:center;}