/* Suena Bien — estilos de la portada */
  :root{
    --bg:#383935; --bg2:#2f302c; --card:#42433e; --line:#55564f;
    --fg:#ffffff; --muted:#c9c9c3; --accent:#ffd200; --ink:#2b2c28;
    --r:10px; --max:1120px;
    --field:#909186;  /* borde de campos: 3:1 que pide WCAG 1.4.11 */
    --err:#ff9c94;    /* 4.96:1 sobre la tarjeta */
    --header-h:68px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}
  body{background:var(--bg);color:var(--fg);font-family:Barlow,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
  h1,h2,h3,.cond{font-family:"Barlow Condensed",Barlow,sans-serif;text-transform:uppercase;letter-spacing:.01em;line-height:1.05}
  .eyebrow{display:inline-block;color:var(--accent);font-weight:600;font-size:.85rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
  section{padding:96px 0}
  @media(max-width:700px){section{padding:64px 0}}

  /* Nav */
  /* Acotado a hijo directo de body, como en sb.css, para que no alcance a
     un <header> de contenido que se agregue despues. */
  body > header{position:sticky;top:0;z-index:20;background:rgba(56,57,53,.92);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:border-color .2s}
  body > header.scrolled{border-color:var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
  .brand{display:block;width:150px;height:39px;flex:none}
  .brand img{display:block;width:150px;height:39px}
  .links{display:flex;align-items:center;gap:28px;font-weight:500;font-size:.95rem}
  .links a:not(.btn){color:var(--muted);transition:color .15s}
  .links a:not(.btn):hover{color:var(--fg)}
  .lang{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;background:none;border:1px solid var(--line);color:var(--fg);font:inherit;font-weight:600;font-size:.8rem;letter-spacing:.08em;border-radius:6px;padding:6px 10px;cursor:pointer}
  .lang:hover{border-color:var(--accent)}
  @media(max-width:820px){.links .hide-m{display:none}}

  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:"Barlow Condensed",sans-serif;font-weight:700;font-size:1.05rem;letter-spacing:.06em;text-transform:uppercase;border-radius:8px;padding:12px 22px;border:2px solid var(--accent);cursor:pointer;transition:transform .15s,filter .15s,background .15s}
  .btn-primary{background:var(--accent);color:var(--ink)}
  .btn-primary:hover{filter:brightness(1.07);transform:translateY(-1px)}
  .btn-ghost{background:transparent;color:var(--fg);border-color:var(--line)}
  .btn-ghost:hover{border-color:var(--accent)}
  .btn-sm{padding:8px 14px;font-size:.95rem;min-height:44px}

  /* Hero */
  .hero{padding:72px 0 96px;position:relative;overflow:hidden}
  .hero::before{content:"";position:absolute;right:-120px;top:-80px;width:520px;height:520px;background:var(--accent);opacity:.07;transform:rotate(12deg);border-radius:40px}
  .hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative}
  .hero h1{font-size:clamp(2.8rem,7vw,5.2rem);margin-bottom:22px}
  .hero h1 span{color:var(--accent)}
  .hero p.lead{color:var(--muted);font-size:1.2rem;max-width:560px;margin-bottom:34px}
  .cta{display:flex;gap:14px;flex-wrap:wrap}
  /* Hero illustration */
  .art{position:relative;width:100%;max-width:500px;justify-self:end;aspect-ratio:5/4}
  .art svg{width:100%;height:100%;display:block;overflow:visible}
  .eq rect{transform-box:fill-box;transform-origin:50% 100%;animation:eq 1.2s ease-in-out infinite alternate}
  @keyframes eq{0%{transform:scaleY(.25)}100%{transform:scaleY(1)}}
  .growth{stroke-dasharray:420;stroke-dashoffset:420;animation:draw 3.2s ease-out .4s infinite}
  @keyframes draw{0%{stroke-dashoffset:420}55%,85%{stroke-dashoffset:0}100%{stroke-dashoffset:0;opacity:0}}
  .area{opacity:0;animation:fadeA 3.2s ease-out .4s infinite}
  @keyframes fadeA{0%,30%{opacity:0}60%,85%{opacity:.18}100%{opacity:0}}
  .pulse{transform-box:fill-box;transform-origin:center;animation:pulse 1.6s ease-out infinite}
  @keyframes pulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(3.2);opacity:0}}
  .cursor{animation:blink 1s steps(1) infinite}
  @keyframes blink{50%{opacity:0}}
  .chip{position:absolute;display:flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-weight:600;font-size:.88rem;box-shadow:0 10px 30px rgba(0,0,0,.25);animation:float 5s ease-in-out infinite;white-space:nowrap}
  .chip i{width:9px;height:9px;border-radius:50%;background:var(--accent);display:block}
  .chip.c1{top:4%;left:-6%}
  .chip.c2{top:30%;right:-8%;animation-delay:-1.2s}
  .chip.c3{bottom:14%;left:-10%;animation-delay:-2.4s}
  .chip.c4{bottom:-2%;right:6%;animation-delay:-3.6s}
  .chip.c5{top:-6%;right:18%;animation-delay:-.6s}
  @keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
  @media(max-width:900px){.hero-grid{grid-template-columns:1fr}.art{justify-self:center;max-width:420px;margin-top:24px}.chip{font-size:.78rem;padding:6px 11px}.chip.c1{left:0}.chip.c3{left:0}.chip.c2{right:0}}
  @media(prefers-reduced-motion:reduce){.eq rect,.growth,.area,.pulse,.cursor,.chip{animation:none}.growth{stroke-dashoffset:0}.area{opacity:.18}}

  /* Services */
  .head{max-width:640px;margin-bottom:48px}
  .head h2{font-size:clamp(2.2rem,5vw,3.4rem);margin-bottom:12px}
  .head p{color:var(--muted)}
  .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
  @media(max-width:1000px){.grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:560px){.grid{grid-template-columns:1fr}}
  .card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;transition:transform .2s,border-color .2s}
  .card:hover{transform:translateY(-4px);border-color:var(--accent)}
  .ico{width:48px;height:48px;border-radius:10px;background:var(--accent);color:var(--ink);display:grid;place-items:center;margin-bottom:20px}
  .ico svg{width:26px;height:26px}
  .card h3{font-size:1.6rem;margin-bottom:10px}
  .card p{color:var(--muted);font-size:.97rem;margin-bottom:16px}
  .card ul{list-style:none;display:grid;gap:6px;font-size:.93rem}
  .card li{padding-left:18px;position:relative}
  .card li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:3px;background:var(--accent)}
  .card h3 a:hover{color:var(--accent)}
  .card .more{margin:18px 0 0;font-weight:600;font-size:.93rem}
  .card .more a{color:var(--accent)}
  .card .more a:hover{text-decoration:underline}
  .fineprint{color:var(--muted);font-size:.82rem;line-height:1.5;margin:-2px 0 2px}
  .fineprint a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
  footer nav{display:flex;gap:18px;flex-wrap:wrap}
  footer nav a:hover{color:var(--accent)}
  footer .wrap{align-items:center}
  :focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}

  /* Process */
  .alt{background:var(--bg2)}
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
  @media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:560px){.steps{grid-template-columns:1fr}}
  .step{border-top:3px solid var(--accent);padding-top:20px}
  .step::before{counter-increment:s;content:"0" counter(s);font-family:"Barlow Condensed",sans-serif;font-weight:700;font-size:2.6rem;color:var(--accent);display:block;line-height:1;margin-bottom:10px}
  .step h3{font-size:1.4rem;margin-bottom:6px}
  .step p{color:var(--muted);font-size:.97rem}

  /* Why */
  .why{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  @media(max-width:800px){.why{grid-template-columns:1fr}}
  .why div{padding:26px;border:1px solid var(--line);border-radius:var(--r)}
  .why h3{font-size:1.4rem;margin-bottom:8px;color:var(--accent)}
  .why p{color:var(--muted);font-size:.97rem}

  /* Contact */
  .contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
  @media(max-width:900px){.contact{grid-template-columns:1fr}}
  .contact h2{font-size:clamp(2.2rem,5vw,3.4rem);margin-bottom:14px}
  .contact .intro p{color:var(--muted)}
  form{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:grid;gap:14px}
  .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  @media(max-width:560px){.row{grid-template-columns:1fr}form{padding:20px}}
  label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:6px;font-weight:500}
  input,select,textarea{width:100%;font:inherit;font-size:1rem;color:var(--fg);background:var(--bg2);border:1px solid var(--field);border-radius:8px;padding:12px 13px}
  select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px;background-repeat:no-repeat}
  textarea{min-height:120px;resize:vertical}
  input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,210,0,.25)}
  input[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:var(--err);border-width:2px}
  .hp{display:none}
  #msg{font-size:.95rem;min-height:1.4em;text-align:center}
  #msg.ok{color:var(--accent)} #msg.err{color:var(--err)}
  form .btn{width:100%}
  form .btn:disabled{opacity:.6;cursor:default;transform:none}

  footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.88rem}
  footer .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

  .skip{position:absolute;left:-9999px;top:0;z-index:50;background:var(--accent);color:var(--ink);font-weight:600;padding:12px 18px;border-radius:0 0 8px 0}
  .skip:focus{left:0}
  :focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
  .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
  .reveal.in{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}