.focus-dock .trainer-mode-tab{flex:1 1 0;min-width:0;white-space:nowrap;font-weight:700}
body .focus-dock .trainer-mode-tab[aria-pressed=true]{background:var(--accent)!important;color:#fff;border-color:var(--accent)}
.trainer-open:not(:disabled):hover{color:var(--accent)}
.trainer-confirm{margin-top:10px}.trainer-confirm:disabled{opacity:.45;cursor:default}
.atlas-trainer>.trainer-confirm{flex:0 0 auto;width:calc(100% - 24px);margin:8px 12px 12px}
.atlas-trainer{height:100%;min-height:0;display:flex;flex-direction:column;background:var(--surface);overflow:hidden}
.atlas-trainer[hidden]{display:none}
body[data-trainer=true] .study>:not(.atlas-trainer){display:none!important}
body[data-trainer=true] .selection-label,body[data-trainer=true] .depth-control,body[data-trainer=true] .heading #reset{display:none!important}
.trainer-head{height:54px;flex:0 0 54px;display:grid;grid-template-columns:44px minmax(0,1fr) 44px;align-items:center;border-bottom:1px solid var(--line);padding:0 6px;gap:4px}
.trainer-head h2{font-size:1rem;line-height:1.25;margin:0;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.trainer-head button{width:44px;height:44px;border:0;background:transparent;color:var(--text);font-size:21px;border-radius:8px}.trainer-head button:hover{background:var(--surface-alt)}
.trainer-head h2:first-child{grid-column:1/3;text-align:left;padding-left:8px}
.trainer-scroll{overflow:auto;overscroll-behavior:contain;padding:16px;min-height:0;scrollbar-gutter:stable}
.trainer-intro{font-size:.875rem;line-height:1.5;color:var(--muted);margin:0 0 14px}
.trainer-resume{padding:12px;border:1px solid color-mix(in srgb,var(--accent) 45%,var(--line));border-radius:12px;background:var(--selection);margin-bottom:16px}.trainer-resume p{font-size:.8125rem;margin:5px 0 10px}.trainer-resume button{min-height:44px;width:100%}
.trainer-field{border:0;padding:0;margin:0 0 14px}.trainer-field legend,.trainer-select span{display:block;font-size:.6875rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:0 0 6px}
.trainer-segmented{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:5px}.trainer-segmented button{min-height:44px;border:1px solid var(--line);border-radius:9px;background:var(--surface-alt);color:var(--text);padding:7px 6px;font:inherit;font-size:.78rem;line-height:1.2}.trainer-segmented button.selected{background:var(--selection);border-color:var(--accent);color:var(--accent);font-weight:700}
.trainer-count-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:5px}.trainer-count-grid button{min-width:0;min-height:42px;border:1px solid var(--line);border-radius:9px;background:var(--surface-alt);color:var(--text);font:inherit;font-size:.78rem;font-weight:700}.trainer-count-grid button.selected{background:var(--selection);border-color:var(--accent);color:var(--accent)}.trainer-count-grid button:disabled{opacity:.36}.trainer-bank-note{margin:6px 1px 0;color:var(--muted);font-size:.7rem;line-height:1.35}
.trainer-select{display:block;margin:0 0 14px}.trainer-select select{width:100%;height:46px;border:1px solid var(--line);border-radius:9px;background:var(--surface-alt);color:var(--text);padding:0 11px;font:inherit;font-size:1rem}
.trainer-start,.trainer-pause,.trainer-feedback .primary,.trainer-resume .primary{width:100%;min-height:46px;border:0;border-radius:10px;font:inherit;font-weight:700;padding:10px 12px}.trainer-start,.trainer-feedback .primary,.trainer-resume .primary{background:var(--accent);color:#fff}.trainer-pause{margin-top:12px;background:transparent;color:var(--muted);border:1px solid var(--line)}
.trainer-history{font-size:.75rem;line-height:1.4;color:var(--muted);text-align:center;margin:12px 0 0}
.trainer-progress{flex:0 0 auto;display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center;padding:8px 14px;border-bottom:1px solid var(--line);font-size:.75rem;color:var(--muted)}.trainer-progress progress{width:100%;height:6px;accent-color:var(--accent)}
.trainer-question{padding-top:12px}.trainer-level{font-size:.6875rem;text-transform:uppercase;letter-spacing:.04em;color:var(--accent);font-weight:700;margin:0 0 7px}.trainer-question h3{font-size:1.05rem;line-height:1.35;margin:0 0 14px}.trainer-instruction{font-size:.875rem;line-height:1.5;padding:11px;border-left:3px solid var(--accent);background:var(--surface-alt);margin:0}
.trainer-answers{display:grid;gap:8px}.trainer-answer{display:grid;grid-template-columns:28px 1fr;align-items:start;gap:7px;width:100%;min-height:48px;padding:10px;text-align:left;border:1px solid var(--line);border-radius:10px;background:var(--surface-alt);color:var(--text);font:inherit}.trainer-answer span{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--surface);color:var(--accent);font-size:.75rem;font-weight:800}.trainer-answer b{font-size:.8125rem;line-height:1.42;font-weight:500}.trainer-answer:not(:disabled):hover{border-color:var(--accent)}
.trainer-feedback{margin-top:12px;padding:12px;border-radius:10px;background:var(--surface-alt)}.trainer-feedback.correct{border-left:4px solid #2d9664}.trainer-feedback.wrong{border-left:4px solid #d66a31}.trainer-feedback strong{font-size:.875rem}.trainer-feedback p{font-size:.8125rem;line-height:1.45;margin:6px 0 11px}
.trainer-score{font-size:3rem;line-height:1;color:var(--accent);font-weight:800;text-align:center;margin:6px 0}.trainer-result>h3{text-align:center;margin:6px 0 14px}.trainer-breakdown{display:grid;gap:6px;margin:0 0 18px}.trainer-breakdown p{margin:0;padding:9px 11px;border-radius:8px;background:var(--surface-alt);font-size:.8125rem}
.trainer-mistakes{border-top:1px solid var(--line);margin-bottom:14px}.trainer-mistakes details{border-bottom:1px solid var(--line)}.trainer-mistakes summary{min-height:44px;padding:11px 2px;cursor:pointer;font-size:.8125rem;line-height:1.35}.trainer-mistakes p{font-size:.8rem;line-height:1.5;color:var(--muted);margin:0 0 11px}
@media(max-width:760px){
 .focus-dock .trainer-mode-tab{font-size:.7rem;padding-inline:3px}
 body[data-trainer=true] .atlas-layout{grid-template-rows:minmax(190px,1fr) clamp(250px,44%,380px)}
 .trainer-head{height:48px;flex-basis:48px}.trainer-scroll{padding:12px}.trainer-segmented,.trainer-count-grid{gap:4px}.trainer-segmented button,.trainer-count-grid button{font-size:.72rem;padding-inline:4px}.trainer-answer b{font-size:.78rem}.trainer-question h3{font-size:.95rem}
}
@media(max-width:350px){.trainer-head h2{font-size:.875rem}.trainer-scroll{padding:10px}.trainer-segmented button{font-size:.68rem}.trainer-intro{font-size:.8rem}}