.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
body[data-photo="bw"] .ph-color,body[data-photo="color"] .ph-bw,body:not([data-photo]) .ph-color{display:none!important}

.sp-filter{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 22px}
.sp-filter[hidden]{display:none}
.sp-filter button{font:500 14px/1 var(--m-text);color:var(--m-t2);background:var(--m-s1);border:1px solid var(--m-border);border-radius:999px;
  min-height:40px;padding:0 16px;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.sp-filter button:hover{color:var(--m-t1);border-color:rgba(244,181,74,.4)}
.sp-filter button[aria-pressed="true"]{background:var(--m-accent);border-color:var(--m-accent);color:var(--m-on-accent)}
.sp-filter button:focus-visible{outline:2px solid var(--m-accent);outline-offset:3px}
.sp-filter .n{opacity:.7;margin-left:6px;font-weight:400}

.sp-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.sp-card[hidden]{display:none}
.sp-photo,.sp-profile-photo{display:block;aspect-ratio:4/5;border:1px solid rgba(244,181,74,.4);border-radius:12px;overflow:hidden;background:#110d09}
.sp-photo picture,.sp-profile-photo picture{display:block;width:100%;height:100%}
.sp-photo img,.sp-profile-photo img{display:block;width:100%;height:100%;max-width:none;object-fit:cover}
.sp-name a{color:inherit;text-decoration:none}
.sp-name a:hover{color:var(--m-accent)}
.sp-name a:focus-visible{outline:2px solid var(--m-accent);outline-offset:3px;border-radius:4px}
.sp-role{margin:-4px 0 6px;color:var(--m-accent);font-size:14px;font-weight:500}
.sp-meta{margin:0 0 12px;color:var(--m-t3,#8C8A84);font-size:13px;line-height:1.45}
.sp-line{margin-bottom:12px}
.sp-tags{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0 0 18px;padding:0}
.sp-tags li{font-size:12.5px;line-height:1;color:var(--m-t2);border:1px solid rgba(244,181,74,.28);background:rgba(244,181,74,.06);border-radius:999px;padding:6px 10px}

.sp-course{margin:56px 0 24px;padding:28px;border:1px solid var(--m-border);border-radius:18px;background:var(--m-s1);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.sp-course p{margin:0;font:500 clamp(18px,2.2vw,22px)/1.3 var(--m-display);color:var(--m-t1)}

.sp-back{margin:28px 0 20px}
.sp-back a{color:var(--m-t2);text-decoration:none;font-size:14px;border-bottom:1px solid #6B6963}
.sp-back a:hover{color:var(--m-accent);border-color:var(--m-accent)}
.sp-profile{display:grid;grid-template-columns:minmax(0,400px) minmax(0,1fr);gap:48px;align-items:start;margin-bottom:40px}
.sp-profile-photo{position:sticky;top:96px}
.sp-profile h1{font:500 clamp(30px,4.4vw,44px)/1.1 var(--m-display);letter-spacing:-.02em;color:var(--m-t1);margin:0 0 10px}
.sp-profile .sp-meta{font-size:14px}
.sp-text{max-width:66ch}
.sp-text p{margin:0 0 16px;color:var(--m-t2);font-size:16.5px;line-height:1.7}
.sp-cert{margin:22px 0 22px;color:var(--m-t3,#8C8A84);font-size:13.5px}

@media (max-width:1099.98px){ .sp-grid{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:799.98px){
  .sp-profile{grid-template-columns:1fr;gap:24px}
  .sp-profile-photo{position:static;max-width:360px;width:100%}
}
@media (max-width:599.98px){
  .sp-grid{grid-template-columns:1fr}
  .sp-photo{max-width:420px}
  .sp-course{padding:22px}
}
@media (prefers-reduced-motion:reduce){.sp-filter button{transition:none}}
.sp-text ul,.sp-text ol{margin:-6px 0 18px;padding-left:1.4em;color:var(--m-t2);font-size:16.5px;line-height:1.65}
.sp-text li{margin:0 0 6px;padding-left:.2em}
.sp-text ul li::marker{color:var(--m-accent)}
.sp-text ol li::marker{color:var(--m-accent);font-weight:500}
@media (min-width:1100px){ .sp-grid{grid-template-columns:repeat(3,minmax(0,1fr))} }