:root{
    --bg: #ffffff;
    --bg-2: #f7f7f9;
    --card: #f4f5f7;
    --card-border: #e2e4ea;
    --blue: #4f7dff;
    --blue-bright: #3355d6;
    --blue-dim: #e8edff;
    --text: #0b0e16;
    --text-dim: #5b6472;
    --text-faint: #9aa1af;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{background:var(--bg);color:var(--text);font-family:'Inter',sans-serif;line-height:1.6;overflow-x:hidden;}
  h1,h2,h3,.logo-word,.eyebrow,.price{font-family:'Space Grotesk',sans-serif;}
  a{color:inherit;text-decoration:none;}
  .wrap{max-width:1080px;margin:0 auto;padding:0 24px;}
  button{font-family:'Inter',sans-serif;cursor:pointer;}

  /* ============ REVEAL ON SCROLL ============ */
  .reveal{opacity:0;transform:translateY(40px);transition:opacity .7s ease, transform .7s ease;will-change:opacity, transform;}
  .reveal.in-view{opacity:1;transform:translateY(0);}
  @media (prefers-reduced-motion: reduce){
    .reveal{opacity:1;transform:none;transition:none;}
  }

  /* ============ NAV ============ */
  nav{
    position:sticky;top:0;z-index:100;
    background:rgba(255,255,255,0.85);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--card-border);
  }
  nav .wrap{display:flex;align-items:center;justify-content:space-between;min-height:132px;padding-top:14px;padding-bottom:14px;}
  .logo-group{display:flex;align-items:center;gap:16px;position:relative;z-index:110;}
  .logo-mark{
    width:104px;height:104px;border-radius:50%;
    border:5px solid var(--bg);
    box-shadow:0 14px 30px rgba(11,14,22,0.18);
    flex-shrink:0;overflow:hidden;
    display:flex;align-items:center;justify-content:center;
    background:#000;
    position:relative;
  }
  .logo-mark img{width:82%;height:82%;object-fit:contain;display:block;margin:auto;}
  .logo-word{font-weight:700;font-size:18px;letter-spacing:0.14em;text-transform:uppercase;}

  .nav-links{display:flex;align-items:center;gap:32px;font-size:14px;color:var(--text-dim);}
  .nav-links a:hover{color:var(--text);}
  .nav-cta{
    background:#000;color:#fff;font-weight:600;font-size:13px;
    padding:10px 18px;border-radius:100px;white-space:nowrap;
    display:inline-flex;align-items:center;gap:8px;
  }
  .nav-cta:hover{background:var(--blue);}

  @media(max-width:760px){
    .nav-links{display:none;}
    .nav-cta{display:none;}
    nav .wrap{min-height:96px;}
    .logo-group{gap:12px;}
    .logo-mark{width:72px;height:72px;border-width:4px;}
    .logo-word{font-size:15px;letter-spacing:0.1em;}
  }

  /* ============ HERO SLIDESHOW ============ */
  .hero{position:relative;overflow:hidden;min-height:640px;display:flex;align-items:center;}
  .hero-slide{
    position:absolute;inset:0;width:100%;opacity:0;pointer-events:none;
    transition:opacity .8s ease;
    display:flex;align-items:center;
  }
  .hero-slide.active{opacity:1;pointer-events:auto;position:relative;}
  .hero-slide:not(.active){position:absolute;}
  .hero-glow{
    position:absolute;top:-260px;left:50%;transform:translateX(-50%);width:760px;height:760px;
    pointer-events:none;
  }
  .hero-slide .wrap{
    position:relative;z-index:1;padding:110px 24px 90px;
    display:flex;flex-direction:column;align-items:center;text-align:center;
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--blue-bright);
    border:1px solid var(--blue-dim);background:rgba(79,125,255,0.08);
    padding:6px 14px;border-radius:100px;margin-bottom:26px;
  }
  .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue-bright);}
  .hero-slide h1{font-size:clamp(34px,6vw,60px);font-weight:700;letter-spacing:-0.02em;line-height:1.08;max-width:760px;}
  .hero-slide h1 .accent{color:var(--blue-bright);}
  .hero-sub{margin-top:22px;font-size:18px;color:var(--text-dim);max-width:520px;}
  .hero-actions{display:flex;justify-content:center;gap:14px;margin-top:36px;flex-wrap:wrap;}
  .btn-primary{
    background:var(--blue);color:#fff;font-weight:600;font-size:15px;
    padding:14px 26px;border-radius:100px;display:inline-flex;align-items:center;gap:8px;
    border:none;transition:background .15s ease;
  }
  .btn-primary:hover{background:var(--blue-bright);}
  .btn-whatsapp{background:#188a45;}
  .btn-whatsapp:hover{background:#136f37;}
  .btn-secondary{
    border:1px solid var(--card-border);color:var(--text);font-weight:600;font-size:15px;
    padding:14px 26px;border-radius:100px;background:transparent;
    transition:border-color .15s ease;
  }
  .btn-secondary:hover{border-color:var(--blue-dim);}

  .hero-dots{
    position:absolute;bottom:32px;left:0;right:0;z-index:2;
    display:flex;justify-content:center;gap:8px;
  }
  .hero-dot{width:24px;height:3px;border-radius:2px;background:var(--card-border);border:none;padding:0;transition:background .2s ease;}
  .hero-dot.active{background:var(--blue-bright);}

  @media(max-width:600px){
    .hero{min-height:560px;}
    .hero-slide .wrap{padding:80px 20px 70px;}
  }

  /* ============ SECTIONS ============ */
  .section{padding:96px 0;}
  .section-head{max-width:560px;margin:0 auto 56px;text-align:center;}
  .section-label{font-size:13px;color:var(--blue-bright);font-weight:600;text-transform:uppercase;letter-spacing:0.08em;margin-bottom:14px;}
  .section-title{font-size:clamp(28px,4vw,38px);font-weight:700;letter-spacing:-0.01em;}
  .section-sub{margin-top:14px;color:var(--text-dim);font-size:16px;}
  @media(max-width:600px){ .section{padding:64px 0;} }

  /* ============ SERVICES (symmetric fix) ============ */
  .services-wrap{border:1px solid var(--card-border);border-radius:16px;overflow:hidden;}
  .service-featured{
    background:var(--card);padding:36px 32px;
    border-bottom:1px solid var(--card-border);
    display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;
  }
  .featured-tag{
    display:inline-block;background:var(--blue);color:#fff;font-size:11px;font-weight:700;
    letter-spacing:0.04em;text-transform:uppercase;padding:4px 10px;border-radius:100px;margin-bottom:12px;
  }
  .service-featured .service-title{font-size:22px;margin-bottom:8px;}
  .service-featured .service-desc{font-size:15px;max-width:420px;}
  .featured-cta{
    color:var(--blue-bright);font-weight:600;font-size:14px;white-space:nowrap;
  }
  .services-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--card-border);}
  .service-card{background:var(--bg-2);padding:28px;transition:background .15s ease;}
  .service-card:hover{background:var(--card);}
  .service-title{font-size:16px;font-weight:600;margin-bottom:8px;}
  .service-desc{font-size:14px;color:var(--text-dim);}
  @media(max-width:600px){
    .services-grid{grid-template-columns:1fr;}
    .service-featured{flex-direction:column;align-items:flex-start;}
  }

  /* ============ PORTFOLIO — una referencia flotando ============ */
  .portfolio-stage{
    display:flex;align-items:center;justify-content:center;gap:20px;
    max-width:560px;margin:0 auto;
  }
  .portfolio-track{position:relative;flex:1;min-height:280px;}
  .portfolio-slide{
    position:absolute;inset:0;opacity:0;
    transform:translateY(18px) scale(0.97);
    transition:opacity .55s ease, transform .55s ease;
    pointer-events:none;
  }
  .portfolio-slide.active{
    position:relative;opacity:1;transform:translateY(0) scale(1);pointer-events:auto;
  }
  .portfolio-card{
    background:var(--card);border:1px solid var(--card-border);border-radius:18px;
    padding:32px;display:flex;flex-direction:column;gap:16px;
    box-shadow:0 24px 48px rgba(11,14,22,0.10);
  }
  .portfolio-icon{
    width:44px;height:44px;border-radius:12px;background:var(--blue-dim);
    display:flex;align-items:center;justify-content:center;
    font-weight:700;font-size:16px;color:var(--blue-bright);flex-shrink:0;
  }
  .portfolio-title{font-size:18px;font-weight:600;}
  .portfolio-desc{font-size:14.5px;color:var(--text-dim);}
  .portfolio-link{font-size:13px;color:var(--blue-bright);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
  .portfolio-tag{font-size:11px;color:var(--text-faint);text-transform:uppercase;letter-spacing:0.04em;}

  .portfolio-arrow{
    width:52px;height:52px;border-radius:50%;flex-shrink:0;
    border:1px solid var(--card-border);background:var(--bg);
    display:flex;align-items:center;justify-content:center;
    font-size:24px;color:var(--text);
    transition:border-color .15s ease, background .15s ease, color .15s ease;
  }
  .portfolio-arrow:hover{border-color:var(--blue-dim);background:var(--blue-dim);color:var(--blue-bright);}

  .portfolio-dots{display:flex;justify-content:center;gap:8px;margin-top:24px;}
  .portfolio-dot{width:24px;height:3px;border-radius:2px;background:var(--card-border);border:none;padding:0;transition:background .2s ease;}
  .portfolio-dot.active{background:var(--blue-bright);}

  /* Desktop: tarjetas de portafolio más grandes */
  @media(min-width:761px){
    .portfolio-stage{max-width:660px;gap:26px;}
    .portfolio-track{min-height:340px;}
    .portfolio-card{padding:44px;gap:20px;border-radius:22px;}
    .portfolio-icon{width:52px;height:52px;border-radius:14px;font-size:18px;}
    .portfolio-title{font-size:21px;}
    .portfolio-desc{font-size:16px;line-height:1.65;}
    .portfolio-link{font-size:14px;}
    .portfolio-tag{font-size:12px;}
  }

  @media(max-width:560px){
    .portfolio-stage{gap:10px;}
    .portfolio-arrow{width:44px;height:44px;font-size:20px;}
    .portfolio-card{padding:24px;}
  }

  /* ============ PRICING ============ */
  .pricing-list{border:1px solid var(--card-border);border-radius:16px;overflow:hidden;}
  .price-row{display:flex;align-items:center;justify-content:space-between;padding:26px 32px;border-bottom:1px solid var(--card-border);background:var(--bg-2);gap:24px;flex-wrap:wrap;}
  .price-row:last-child{border-bottom:none;}
  .price-row.featured{background:var(--card);}
  .price-info{max-width:60%;}
  .price-name{font-size:18px;font-weight:600;}
  .price-desc{font-size:14px;color:var(--text-dim);margin-top:4px;}
  .price-value{text-align:right;white-space:nowrap;}
  .price{font-size:24px;font-weight:700;color:var(--blue-bright);}
  .price-unit{font-size:12px;color:var(--text-faint);margin-top:2px;}
  @media(max-width:600px){
    .price-row{flex-direction:column;align-items:flex-start;}
    .price-info{max-width:100%;}
    .price-value{text-align:left;}
  }

  /* ============ PROCESS ============ */
  .process-list{display:flex;flex-direction:column;border-top:1px solid var(--card-border);}
  .process-row{display:grid;grid-template-columns:56px 1fr;gap:20px;padding:26px 0;border-bottom:1px solid var(--card-border);}
  .process-num{font-size:14px;color:var(--text-faint);font-weight:600;padding-top:2px;}
  .process-title{font-size:16px;font-weight:600;margin-bottom:6px;}
  .process-desc{font-size:14px;color:var(--text-dim);max-width:520px;}

  /* ============ FAQ ============ */
  .faq-list{border-top:1px solid var(--card-border);}
  .faq-item{border-bottom:1px solid var(--card-border);}
  .faq-question{
    width:100%;background:none;border:none;text-align:left;cursor:pointer;
    display:flex;justify-content:space-between;align-items:center;gap:16px;
    padding:22px 4px;font-size:16px;font-weight:600;color:var(--text);
    font-family:'Inter',sans-serif;
  }
  .faq-icon{
    width:24px;height:24px;border-radius:50%;flex-shrink:0;
    border:1px solid var(--card-border);position:relative;
    transition:transform .25s ease, background .15s ease, border-color .15s ease;
  }
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;background:var(--text);
    top:50%;left:50%;transform:translate(-50%,-50%);
  }
  .faq-icon::before{width:10px;height:1.5px;}
  .faq-icon::after{width:1.5px;height:10px;transition:opacity .2s ease;}
  .faq-item.open .faq-icon{background:var(--blue);border-color:var(--blue);}
  .faq-item.open .faq-icon::before,.faq-item.open .faq-icon::after{background:#fff;}
  .faq-item.open .faq-icon::after{opacity:0;}
  .faq-answer{
    max-height:0;overflow:hidden;transition:max-height .3s ease;
  }
  .faq-answer p{font-size:14.5px;color:var(--text-dim);padding:0 4px 22px;max-width:640px;line-height:1.6;}

  /* ============ FOOTER: contacto extra ============ */
  .footer-contact{
    display:flex;justify-content:center;gap:24px;flex-wrap:wrap;
    font-size:13.5px;color:var(--text-dim);margin-top:22px;
  }
  .footer-contact a{color:inherit;}
  .footer-contact a:hover{color:var(--text);}

  /* ============ FOOTER ============ */
  footer{padding:96px 0 48px;background:var(--bg-2);border-top:1px solid var(--card-border);}
  .cta-box{text-align:center;padding-bottom:64px;border-bottom:1px solid var(--card-border);margin-bottom:36px;}
  .cta-box h2{font-size:clamp(26px,4vw,38px);font-weight:700;max-width:600px;margin:0 auto 16px;letter-spacing:-0.01em;}
  .cta-box p{color:var(--text-dim);font-size:16px;margin-bottom:28px;}
  .footer-bottom{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-faint);flex-wrap:wrap;gap:16px;}
  .footer-links{display:flex;gap:22px;}
  .footer-links a:hover{color:var(--text-dim);}

  /* ============ MOBILE: barra flotante de WhatsApp + footer en negro ============ */
  .mobile-cta-bar{display:none;}
  @media(max-width:760px){
    body{padding-bottom:76px;}
    .mobile-cta-bar{
      display:flex;position:fixed;left:0;right:0;bottom:0;z-index:200;
      justify-content:center;align-items:center;
      background:#000;padding:18px 20px;
      transition:transform .3s ease, opacity .3s ease;
    }
    .mobile-cta-bar a{
      color:#fff;font-weight:700;font-size:15px;
      letter-spacing:0.1em;text-transform:uppercase;
      display:flex;align-items:center;gap:10px;
    }
    .mobile-cta-bar.hide{transform:translateY(100%);opacity:0;pointer-events:none;}

    footer{background:#000;border-top-color:#1e2534;padding-bottom:104px;}
    footer .cta-box{border-bottom-color:#1e2534;}
    footer .cta-box h2{color:#fff;}
    footer .cta-box p{color:#a8adb8;}
    footer .footer-contact{color:#a8adb8;}
    footer .footer-contact a:hover{color:#fff;}
    footer .footer-bottom{color:#767c88;}
    footer .footer-links a{color:#c9cdd6;}
    footer .footer-links a:hover{color:#fff;}
  }