/* Blanca Fernández Marugán · componentes de la portada y el portfolio con la estética original
   (papel milimetrado, cobalto, amarillo marcador, bordes de tinta y sombras duras). */

/* ===== Portada: héroe ===== */
.bf-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:48px;align-items:center;padding-block:64px 76px}
.bf-kick{font-size:16px;font-weight:700;color:var(--on-night-soft);margin:0 0 16px}
.bf-hero h1{font-family:var(--display);font-weight:800;font-size:clamp(50px,8vw,112px);line-height:.9;letter-spacing:-.04em;margin:0;color:var(--on-night);text-wrap:balance}
.bf-hero h1 span{color:var(--marker)}
.bf-lede{font-size:clamp(18px,1.6vw,21px);line-height:1.5;color:var(--on-night-soft);max-width:52ch;margin:22px 0 0}
.bf-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.bf-trust{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;padding:0;margin:26px 0 0}
.bf-trust li{font-size:15px;color:var(--on-night-soft);display:flex;align-items:center;gap:8px}
.bf-trust li::before{content:"";width:10px;height:6px;border-left:2.5px solid var(--b-tut);border-bottom:2.5px solid var(--b-tut);transform:rotate(-45deg) translateY(-2px)}

/* La tarjeta de curso que se completa */
.bf-course{margin:0;background:var(--paper-2);color:var(--ink);border:2px solid var(--ink);border-radius:24px;padding:24px;box-shadow:10px 10px 0 var(--marker);transform:rotate(1.2deg)}
.bf-course-top{display:flex;align-items:center;gap:10px;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--ink)}
.bf-course-top b{font:800 22px var(--display);flex:1}
.bf-dot{width:12px;height:12px;border-radius:50%;background:var(--marker);border:1.5px solid var(--ink)}
.bf-badge{font-size:13px;font-weight:800;padding:5px 12px;border-radius:999px;border:2px solid var(--line);color:var(--ink-soft);transition:background .3s,color .3s,transform .3s}
.bf-badge.on{background:var(--b-tut);border-color:var(--ink);color:#0A1024;transform:scale(1.06)}
.bf-mods{list-style:none;padding:0;margin:0 0 18px;display:grid;gap:8px}
.bf-mods li{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:14px;border:2px solid var(--line);background:var(--paper);font-weight:700;font-size:15px}
.bf-mods li i{flex:0 0 24px;height:24px;border-radius:50%;border:2px solid var(--ink);display:grid;place-items:center;background:var(--paper-2);transition:background .25s}
.bf-mods li.ok{border-color:var(--ink)}
.bf-mods li.ok i{background:var(--b-tut)}
.bf-mods li.ok i::after{content:"";width:10px;height:6px;border-left:2.5px solid #0A1024;border-bottom:2.5px solid #0A1024;transform:rotate(-45deg) translate(1px,-1px)}
.bf-mods li span{flex:1}
.bf-mods li em{font-style:normal;font:800 18px var(--display);color:var(--cobalt);opacity:0;transition:opacity .3s}
.bf-mods li.ok em{opacity:1}
.bf-prog{display:flex;align-items:center;gap:14px}
.bf-track{flex:1;height:16px;border-radius:999px;border:2px solid var(--ink);background:var(--paper);overflow:hidden}
.bf-track span{display:block;height:100%;width:100%;background:var(--cobalt)}
.bf-prog b{font:800 26px var(--display);min-width:3.4em;text-align:right;font-variant-numeric:tabular-nums}
.bf-course figcaption{font-size:13px;color:var(--ink-soft);margin-top:12px}

/* ===== Secciones ===== */
.bf-sec{padding-block:64px 0}
.bf-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:12px 24px;margin-bottom:26px}
.bf-head h2{font-size:clamp(34px,4.6vw,58px);line-height:.98;letter-spacing:-.03em;margin:0}
.bf-more{font-weight:700;color:var(--ink);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:5px;text-decoration-color:var(--cobalt)}

/* Mosaico de servicios */
.bf-bento{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.bf-b{position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:16px;overflow:hidden;border:2px solid var(--ink);border-radius:24px;padding:24px;text-decoration:none;color:var(--ink);background:var(--paper-2);box-shadow:8px 8px 0 var(--ink);transition:transform .15s,box-shadow .15s}
.bf-b:hover,.bf-b:focus-visible{transform:translate(-3px,-3px);box-shadow:11px 11px 0 var(--ink)}
.bf-b b{display:block;font-family:var(--display);font-weight:800;font-size:clamp(22px,2vw,28px);line-height:1.05;letter-spacing:-.02em;margin-bottom:8px}
.bf-b span{color:var(--ink-soft);font-size:15.5px;line-height:1.5;display:block;max-width:46ch}
.bf-b em{font-style:normal;font-weight:800;display:inline-block;margin-top:12px;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
.bf-b img{display:block;width:100%;height:auto;border-radius:12px;border:2px solid var(--ink)}
.bf-b-big{grid-column:1/3;grid-row:1/3;background:var(--cobalt);color:#fff}
.bf-b-big span{color:#E1E4FF}.bf-b-big em{color:var(--marker)}
.bf-b-big img{transform:rotate(-2deg) translateY(10px);margin-bottom:-34px}
.bf-b-wide{grid-column:3/5;flex-direction:row;align-items:center;background:color-mix(in srgb,var(--b-eva) 28%,var(--paper-2))}
.bf-b-wide .bf-b-txt{flex:1}
.bf-b-wide img{width:46%;flex:0 0 46%;transform:translateX(30px) rotate(3deg)}
.bf-b-seg{background:var(--marker);color:#10231F}
.bf-b-seg span{color:#3A3300}
.bf-bars{display:grid;gap:8px}
.bf-bars i{display:block;height:12px;border-radius:9px;border:2px solid #10231F;background:linear-gradient(#10231F,#10231F) 0/var(--w) 100% no-repeat,#FFF6CF}
.bf-b-cont{background:var(--b-tut);color:#0A1024}
.bf-b-cont span{color:#10342A}

/* Capturas del portfolio */
.bf-shots{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.bf-shot{display:grid;gap:6px;text-decoration:none;color:var(--ink)}
.bf-shot img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:top left;border:2px solid var(--ink);border-radius:18px;box-shadow:8px 8px 0 var(--ink);transition:transform .15s,box-shadow .15s}
.bf-shot:hover img,.bf-shot:focus-visible img{transform:translate(-3px,-3px);box-shadow:11px 11px 0 var(--ink)}
.bf-shot b{font:800 22px var(--display);letter-spacing:-.01em;margin-top:12px}
.bf-shot span{font-weight:700;text-decoration:underline;text-decoration-color:var(--cobalt);text-decoration-thickness:2px;text-underline-offset:4px}

/* Quién soy */
.bf-mono{display:grid;place-items:center;width:110px;height:110px;border-radius:30px;background:var(--marker);color:var(--on-marker);border:2px solid var(--ink);box-shadow:6px 6px 0 var(--cobalt);font:800 40px var(--display);letter-spacing:-.04em;transform:rotate(-6deg)}

/* Tarjetas del portfolio con captura */
.pf-card.pf-img{grid-template-columns:1fr;padding:0;overflow:hidden;align-content:start}
.pf-card.pf-img img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;object-position:top left;display:block;border-bottom:2px solid var(--ink)}
.pf-card.pf-img>div{padding:0 22px 22px}
.pf-card{align-content:start}

@media (max-width:1000px){
  .bf-hero-grid{grid-template-columns:1fr;gap:40px;padding-block:48px 60px}
  .bf-course{transform:none;max-width:520px}
  .bf-bento{grid-template-columns:1fr 1fr}
  .bf-b-big{grid-column:1/-1;grid-row:auto}
  .bf-b-wide{grid-column:1/-1}
  .bf-shots{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .bf-bento{grid-template-columns:1fr}
  .bf-b-wide{flex-direction:column;align-items:stretch}
  .bf-b-wide img{width:100%;flex:none;transform:none}
  .bf-shots{grid-template-columns:1fr}
  .bf-sec{padding-block:48px 0}
  .bf-course{padding:18px;box-shadow:6px 6px 0 var(--marker)}
  .bf-mods li{font-size:14px;padding:10px 12px}
}
@media (prefers-reduced-motion: reduce){.bf-b,.bf-shot img,.bf-badge{transition:none}.bf-b:hover,.bf-shot:hover img{transform:none}}

/* Experiencia, creatividad e IA */
#ia{scroll-margin-top:80px}
.ia{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:28px 40px;align-items:start;padding:30px;border:2px solid var(--ink);border-radius:28px;background:var(--paper-2);box-shadow:8px 8px 0 var(--ink)}
.ia-txt .pf-h{margin-top:0}
.ia-txt p{font-size:18px;color:var(--ink-soft);max-width:56ch}
.ia-gif{margin:0;display:grid;gap:10px;justify-items:start}
.ia-gif img{width:100%;height:auto;border:2px solid var(--ink);border-radius:18px;background:var(--paper)}
.ia-faq{grid-column:1/-1;display:grid;gap:10px}
.ia-faq details{border:2px solid var(--ink);border-radius:16px;background:var(--paper);overflow:hidden}
.ia-faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;font:800 19px/1.2 var(--display);letter-spacing:-.01em}
.ia-faq summary::-webkit-details-marker{display:none}
.ia-faq summary::after{content:"";flex:0 0 26px;height:26px;border-radius:50%;border:2px solid var(--ink);background:var(--marker) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 6v12M6 12h12' stroke='%2310231F' stroke-width='3' stroke-linecap='round'/%3E%3C/svg%3E") center/16px no-repeat;transition:transform .2s}
.ia-faq details[open] summary::after{transform:rotate(45deg)}
.ia-faq details[open] summary{border-bottom:2px solid var(--ink);background:color-mix(in srgb,var(--marker) 30%,var(--paper-2))}
.ia-faq details p{margin:0;padding:14px 18px 16px;font-size:16.5px;line-height:1.6;max-width:80ch}
.ia-faq summary:focus-visible{outline:3px solid var(--cobalt);outline-offset:-3px}
@media (max-width:900px){.ia{grid-template-columns:1fr;padding:22px}}
@media (prefers-reduced-motion: reduce){.ia-faq summary::after{transition:none}}
@media (max-width:600px){.ia-gif img{max-width:380px;margin-inline:auto}.ia-gif{justify-items:center}}
.bf-trust a{color:inherit;text-decoration:underline;text-decoration-color:var(--marker);text-decoration-thickness:2px;text-underline-offset:4px}
@media (max-width:700px){.bf .band-hero .hero-tile{display:none}}