:root{
    --ink:#1A1A1A;
    --acc:#8E2453;          /* magenta acento (AAA 8.31 sobre blanco) */
    --acc-light:#F4C9DC;
    --grey:#44506A;
    --grey2:#33384A;
    --tint:#FAF5F8;         /* off-white cálido */
    --line:#E3D6DD;         /* hairline cálida */
    --white:#FFFFFF;
    --serif:"Cambria","Georgia",serif;
    --sans:system-ui,-apple-system,"Segoe UI","Arial",sans-serif;
    --maxw:1080px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);
    line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased;
  }
  h1,h2,h3{font-family:var(--serif);color:var(--ink);line-height:1.15;margin:0;font-weight:700;}
  p{margin:0 0 1rem;}
  a{color:var(--ink);}
  img{max-width:100%;display:block;}

  /* Accesibilidad */
  .skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;
    padding:.7rem 1.1rem;border-radius:0 0 6px 0;z-index:200;text-decoration:none;}
  .skip:focus{left:0;}
  a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
    outline:3px solid var(--acc);outline-offset:2px;border-radius:3px;
  }
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

  /* Announcement bar */
  .topbar{background:var(--ink);color:#fff;font-size:.86rem;letter-spacing:.02em;
    text-align:center;padding:.55rem 1rem;}
  .topbar a{color:var(--acc-light);text-decoration:underline;text-underline-offset:2px;}

  /* Nav */
  header.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);
    backdrop-filter:saturate(1.3) blur(8px);border-bottom:1px solid var(--line);}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px;}
  .brand{font-family:var(--serif);font-weight:700;font-size:1.22rem;color:var(--ink);
    text-decoration:none;letter-spacing:.01em;}
  .brand span{color:var(--acc);}
  .nav-links{display:flex;gap:1.7rem;align-items:center;list-style:none;margin:0;padding:0;}
  .nav-links a:not(.btn){color:var(--grey);text-decoration:none;font-size:.96rem;font-weight:500;}
  .nav-links a:not(.btn):hover{color:var(--ink);}
  .btn{display:inline-block;font-family:var(--sans);font-weight:600;font-size:.95rem;
    padding:.68rem 1.3rem;border-radius:3px;text-decoration:none;cursor:pointer;
    border:2px solid var(--ink);transition:background .14s ease,color .14s ease,border-color .14s ease;}
  .btn-primary{background:var(--ink);color:#fff;}
  .btn-primary:hover{background:var(--acc);border-color:var(--acc);color:#fff;}
  .btn-ghost{background:#fff;color:var(--ink);}
  .btn-ghost:hover{border-color:var(--acc);color:var(--acc);}
  .nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.4rem;}
  .nav-toggle svg{width:28px;height:28px;stroke:var(--ink);}

  /* Hero */
  .hero{padding:78px 0 60px;background:#fff;}
  .hero-grid{display:block;max-width:none;}
  .kicker{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.18em;
    text-transform:uppercase;color:var(--acc);margin-bottom:1.3rem;}
  .kicker .dot{color:var(--ink);opacity:.4;}
  .hero h1{font-size:clamp(2.1rem,4.6vw,3.35rem);margin-bottom:1.3rem;}
  .hero h1 .em{color:var(--acc);}
  .hero .lead{font-size:1.18rem;color:var(--grey);max-width:70ch;margin-bottom:1.9rem;}
  .hero-cta{display:flex;gap:.9rem;flex-wrap:wrap;}
  .hero-photo{position:relative;aspect-ratio:4/5;border:1px solid var(--line);border-radius:4px;
    overflow:hidden;background:var(--tint);display:flex;align-items:flex-end;justify-content:center;}
  .hero-photo .ph-label{color:var(--grey);font-size:.82rem;text-align:center;padding:1.1rem;font-family:var(--sans);}
  .hero-photo .monogram{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
    font-family:var(--serif);font-size:6rem;font-weight:700;color:rgba(142,36,83,.14);letter-spacing:.05em;}
  .chips{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:2rem;}
  .chip{background:#fff;border:1px solid var(--line);border-radius:3px;
    padding:.4rem .95rem;font-size:.85rem;font-weight:600;color:var(--ink);}

  .ejemplo{display:inline-block;font-size:.62rem;font-weight:700;letter-spacing:.12em;
    text-transform:uppercase;background:var(--acc);color:#fff;padding:.14rem .5rem;
    border-radius:4px;vertical-align:middle;margin-left:.4rem;}

  /* Sections */
  section{padding:78px 0;}
  .eyebrow{font-size:.76rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
    color:var(--acc);margin-bottom:.9rem;}
  .sec-head{max-width:78ch;margin-bottom:2.8rem;}
  .sec-head h2{font-size:clamp(1.7rem,3.2vw,2.3rem);margin-bottom:.9rem;}
  .sec-head p{color:var(--grey);font-size:1.06rem;}

  /* Sobre mí */
  .about{background:#fff;border-top:1px solid var(--line);}
  .about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:center;}
  .about-photo{width:100%;aspect-ratio:1/1;object-fit:cover;border:1px solid var(--line);
    border-radius:4px;background:var(--tint);display:block;}
  .about p{color:var(--grey);font-size:1.05rem;}
  .about strong{color:var(--ink);}

  /* Servicios */
  .services{background:var(--tint);border-top:1px solid var(--line);}
  .svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
    border:1px solid var(--line);border-radius:4px;overflow:hidden;}
  .svc-card{background:#fff;padding:34px 28px;display:flex;flex-direction:column;}
  .svc-mark{width:26px;height:3px;background:var(--acc);margin-bottom:1.2rem;}
  .svc-icon{width:34px;height:34px;margin-bottom:1rem;}
  .svc-icon svg{width:34px;height:34px;stroke:var(--acc);fill:none;stroke-width:1.6;}
  .svc-card h3{font-size:1.28rem;margin-bottom:.7rem;}
  .svc-card p{color:var(--grey);margin-bottom:1.1rem;flex:1 0 auto;}
  .svc-list{list-style:none;margin:0;padding:0;}
  .svc-list li{position:relative;padding-left:1.5rem;margin-bottom:.5rem;color:var(--grey);font-size:.95rem;}
  .svc-list li::before{content:"";position:absolute;left:0;top:.62em;width:9px;height:2px;background:var(--acc);}

  /* Herramientas */
  .tools{background:#fff;border-top:1px solid var(--line);}
  .tools-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);
    border:1px solid var(--line);border-radius:4px;overflow:hidden;}
  .tool-card{background:#fff;padding:34px 30px;display:flex;flex-direction:column;}
  .tool-mark{width:26px;height:3px;background:var(--acc);margin-bottom:1.2rem;}
  .tool-card h3{font-size:1.28rem;margin-bottom:.7rem;}
  .tool-card p{color:var(--grey);margin-bottom:1rem;font-size:1rem;}
  .tool-meta{font-size:.82rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
    color:var(--acc);margin-bottom:1.4rem;}
  .tool-card .btn{margin-top:auto;align-self:flex-start;}
  .tools-note{font-size:.9rem;color:var(--grey);margin-top:1.6rem;}

  /* Enfoque */
  .worlds{background:#fff;border-top:1px solid var(--line);}
  .worlds-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;}
  .world{padding:0;border-top:2px solid var(--ink);padding-top:1.2rem;}
  .world .n{font-family:var(--serif);font-size:1.8rem;color:var(--acc);font-weight:700;line-height:1;}
  .world h3{font-size:1.16rem;margin:.7rem 0 .6rem;}
  .world p{color:var(--grey);font-size:.97rem;margin:0;}

  /* CTA band */
  .cta{background:var(--ink);color:#fff;text-align:center;}
  .cta h2{color:#fff;font-size:clamp(1.8rem,3.4vw,2.5rem);margin-bottom:1rem;max-width:24ch;margin-left:auto;margin-right:auto;}
  .cta p{color:#D6D9E0;font-size:1.08rem;max-width:46ch;margin:0 auto 2rem;}
  .cta .btn-primary{background:#fff;color:var(--ink);border-color:#fff;}
  .cta .btn-primary:hover{background:var(--acc);border-color:var(--acc);color:#fff;}
  .cta-social{margin:1.6rem 0 0;}
  .cta-social a{color:var(--acc-light);font-weight:600;font-size:1rem;text-decoration:underline;text-underline-offset:3px;}
  .cta-social a:hover{color:#fff;}

  /* Contacto */
  .contact{background:var(--tint);border-top:1px solid var(--line);}
  .contact-intro{color:var(--grey);max-width:78ch;}
  .contact-line{display:flex;flex-wrap:wrap;gap:1.4rem 3rem;margin:2.2rem 0 0;}
  .contact-line > div{min-width:0;}
  .contact-line dt{font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
    color:var(--acc);margin:0;}
  .contact-line dd{margin:.3rem 0 0;font-size:1.06rem;color:var(--ink);word-break:break-word;}
  .contact-line dd a{color:var(--ink);text-decoration:none;}
  .contact-line dd a:hover{color:var(--acc);text-decoration:underline;}

  /* Footer */
  footer.site{background:var(--ink);color:#cbd2df;padding:44px 0;}
  .foot-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;}
  .foot-brand{font-family:var(--serif);font-size:1.2rem;color:#fff;}
  .foot-brand span{color:var(--acc-light);}
  .foot-social{display:flex;gap:1.2rem;list-style:none;margin:0;padding:0;}
  .foot-social a{color:#cbd2df;text-decoration:none;font-size:.95rem;}
  .foot-social a:hover{color:#fff;}
  .foot-legal{font-size:.82rem;color:#A6AEBE;margin-top:1.4rem;}

  #menu{display:contents;}

  @media (max-width:860px){
    .nav-links{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;
      flex-direction:column;gap:0;padding:8px 0;border-bottom:1px solid var(--line);}
    .nav-links.open{display:flex;}
    .nav-links li{width:100%;}
    .nav-links a:not(.btn){display:block;padding:.9rem 24px;}
    .nav-links .btn{margin:.6rem 24px;text-align:center;}
    .nav-toggle{display:block;}
    .about-grid{grid-template-columns:1fr;gap:28px;}
    .about-photo{max-width:300px;order:-1;margin:0 auto;}
    .svc-grid,.worlds-grid,.tools-grid{grid-template-columns:1fr;}
    section{padding:52px 0;}
    .hero{padding:40px 0 36px;}
    .sec-head{margin-bottom:2rem;}
    .contact-line{gap:1.2rem 2.2rem;}
  }
  @media (max-width:520px){
    body{font-size:16px;}
    .wrap{padding:0 18px;}
    .hero{padding:32px 0 32px;}
    .hero .lead{font-size:1.04rem;}
    .hero-cta{gap:.6rem;}
    .hero-cta .btn{flex:1 1 auto;text-align:center;}
    .chips{gap:.4rem;margin-top:1.5rem;}
    .svc-card,.tool-card{padding:26px 22px;}
    .contact-line{flex-direction:column;gap:1.1rem;}
  }
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    *{transition:none!important;}
  }

  /* ==== Paginas de detalle de servicio ==== */
  .page-hero{border-bottom:1px solid var(--line);padding:64px 0 44px;background:#fff;}
  .page-hero .lede{font-size:1.2rem;color:var(--grey);max-width:66ch;margin:1.2rem 0 0;}
  .backlink{display:inline-flex;align-items:center;gap:.4rem;color:var(--grey);
    text-decoration:none;font-size:.95rem;font-weight:500;margin-bottom:1.4rem;}
  .backlink:hover{color:var(--acc);}
  .detail-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:52px;align-items:start;}
  .feat-list{list-style:none;margin:1.3rem 0 0;padding:0;}
  .feat-list li{position:relative;padding-left:1.6rem;margin-bottom:.95rem;color:var(--grey);font-size:1.03rem;}
  .feat-list li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--acc);}
  .feat-list li strong{color:var(--ink);}
  .panel{background:var(--tint);border:1px solid var(--line);border-radius:4px;padding:30px 28px;}
  .panel h3{font-size:1.14rem;margin-bottom:.9rem;}
  .panel ul{list-style:none;margin:0;padding:0;}
  .panel li{position:relative;padding-left:1.4rem;margin-bottom:.75rem;color:var(--grey);font-size:.99rem;}
  .panel li::before{content:"";position:absolute;left:.1rem;top:.55em;width:7px;height:7px;border-radius:50%;background:var(--acc);}
  .cases{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
  .case{border-top:2px solid var(--ink);padding-top:1.1rem;}
  .case p{color:var(--ink);font-family:var(--serif);font-size:1.08rem;font-style:italic;margin:0;line-height:1.3;}
  .deliver-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);
    border:1px solid var(--line);border-radius:4px;overflow:hidden;}
  .deliver{background:#fff;padding:26px 26px;}
  .deliver h3{font-size:1.06rem;margin-bottom:.45rem;}
  .deliver p{color:var(--grey);font-size:.96rem;margin:0;}
  .format-list{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.5rem;}
  .format-list .chip{background:#fff;border:1px solid var(--line);border-radius:3px;
    padding:.55rem 1.05rem;font-size:.92rem;font-weight:600;color:var(--ink);}
  .format-note{color:var(--grey);font-size:.97rem;margin-top:1.4rem;max-width:60ch;}
  @media (max-width:860px){
    .detail-grid{grid-template-columns:1fr;gap:32px;}
    .cases{grid-template-columns:1fr;}
    .deliver-grid{grid-template-columns:1fr;}
  }

  /* ===== Reglas de la home (Red de colaboración, ver-detalle) ===== */
  .svc-more{margin-top:1.4rem;font-weight:600;font-size:.95rem;color:var(--acc);
    text-decoration:none;align-self:flex-start;}
  .svc-more:hover{text-decoration:underline;text-underline-offset:3px;}
  /* Red de colaboración */
  .collab{background:var(--tint);border-top:1px solid var(--line);}
  .collab-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:20px;}
  .person{background:#fff;border:1px solid var(--line);border-radius:4px;padding:24px 22px;}
  .person h3{font-size:1.08rem;margin-bottom:.3rem;}
  .person .role{color:var(--grey);font-size:.92rem;margin:0;}
  .person .role.ph{color:var(--acc);font-style:italic;}
  .person a{display:inline-block;margin-top:.7rem;color:var(--acc);font-size:.85rem;
    font-weight:600;text-decoration:none;}
  .person a:hover{text-decoration:underline;text-underline-offset:3px;}