.library{padding-top:56px;padding-bottom:56px}.library h1{font-size:clamp(40px,6vw,70px);letter-spacing:-2px;max-width:850px}.library-intro{max-width:630px;color:var(--muted);font-size:18px}.guidance{padding:22px 24px;border-left:3px solid var(--gold);background:var(--panel);margin:28px 0}.guidance p{font-size:14px;color:var(--muted);margin-top:8px}.guidance details{margin-top:12px}.library-filters{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:14px;align-items:end;margin:30px 0 16px}.library label{display:block;font-size:12px;color:var(--muted)}.library input,.library select{width:100%;min-height:48px;padding:12px;background:#171b17;color:var(--text);border:1px solid #525b50;border-radius:4px;font-size:16px;margin-top:6px}.library input:focus,.library select:focus{outline:2px solid var(--gold)}.muscle-section{padding-top:42px}.muscle-heading{display:flex;align-items:baseline;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:22px}.muscle-heading h2{font-size:30px}.exercise-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.exercise-card{padding:23px;background:var(--panel);border:1px solid var(--line);border-radius:8px;min-width:0}.exercise-card h3{font-size:21px;line-height:1.3;margin:10px 0 18px}.exercise-stats{display:grid;grid-template-columns:.65fr 1fr 1.1fr;gap:12px;margin:0 0 22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0}.exercise-stats dt{font-size:10px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}.exercise-stats dd{margin:6px 0 0;font-size:13px;color:var(--gold);overflow-wrap:anywhere}.exercise-card h4{margin:0 0 8px;font-size:12px;text-transform:uppercase;letter-spacing:1px}.exercise-card>p{font-size:14px;color:var(--muted);line-height:1.7}.exercise-card details{margin-top:20px;padding-top:12px;border-top:1px solid var(--line)}.exercise-card summary{font-size:12px;color:var(--gold)}.example-fields{display:grid;gap:8px;margin-top:12px}.group-reference{margin-top:16px;color:var(--muted);font-size:12px}.group-reference a,.library-sources a:not(.button){text-decoration:underline;color:var(--gold)}.library-sources{margin-top:50px;border-top:1px solid var(--line);padding-top:35px}.library-sources h2{font-size:26px}.library-sources p{color:var(--muted);font-size:13px;max-width:850px;margin:16px 0}.library-sources .button{margin-top:12px}@media(max-width:950px){.exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-filters{grid-template-columns:1fr 1fr}.library-filters label:first-child{grid-column:1/-1}}@media(max-width:600px){.exercise-grid{grid-template-columns:1fr}.library{padding-top:36px}.library-filters{grid-template-columns:1fr}.library-filters label:first-child{grid-column:auto}.library h1{font-size:43px}.guidance{padding:18px}.exercise-card{padding:22px}.muscle-heading h2{font-size:26px}}