/* V0.426 retention layer; inherited memory engines remain authoritative. */
.m426-resume-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:14px 0;padding:11px 13px;border:1px solid var(--border);border-radius:12px;background:color-mix(in srgb,var(--panel) 92%,var(--accent) 8%)}
.m426-resume-banner[hidden]{display:none}.m426-resume-banner strong,.m426-resume-banner small{display:block}.m426-resume-banner small{color:var(--muted);margin-top:2px}.m426-resume-banner .btn{white-space:nowrap}
.m426-advanced{margin-top:14px;border:1px solid var(--border);border-radius:14px;background:var(--panel)}.m426-advanced>summary{cursor:pointer;display:flex;justify-content:space-between;gap:14px;padding:13px 15px;list-style:none}.m426-advanced>summary::-webkit-details-marker{display:none}.m426-advanced>summary span{font-weight:800}.m426-advanced>summary small{color:var(--muted);text-align:right}.m426-inside{padding:0 14px 14px}
.m426-profile-grid,.m426-mastery-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:9px}.m426-profile-grid>div,.m426-mastery-grid>div{padding:11px;border:1px solid var(--border);border-radius:11px;background:var(--surface)}.m426-profile-grid small,.m426-mastery-grid small{display:block;color:var(--muted);font-size:.7rem;letter-spacing:.04em}.m426-profile-grid strong,.m426-mastery-grid strong{display:block;font-size:1.12rem;margin-top:3px}.m426-profile-grid span,.m426-mastery-grid span{display:block;color:var(--muted);font-size:.75rem;margin-top:2px}
.m426-daily-actions{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.m426-calendar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.m426-month{border:1px solid var(--border);border-radius:12px;padding:10px;background:var(--surface)}.m426-month h3{font-size:.9rem;margin:0 0 8px}.m426-weekdays,.m426-days{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px}.m426-weekdays span{font-size:.62rem;color:var(--muted);text-align:center}.m426-day,.m426-blank{aspect-ratio:1;border-radius:7px}.m426-day{border:1px solid var(--border);background:var(--panel);font-size:.72rem;min-width:0;padding:0;cursor:pointer}.m426-day:hover{border-color:var(--accent)}.m426-day.clean{background:color-mix(in srgb,#2ca66f 24%,var(--panel));border-color:color-mix(in srgb,#2ca66f 54%,var(--border))}.m426-day.assisted{background:color-mix(in srgb,#d69a2d 22%,var(--panel));border-color:color-mix(in srgb,#d69a2d 50%,var(--border))}.m426-day.progress{box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--accent) 75%,transparent)}.m426-day.today{outline:2px solid var(--accent);outline-offset:1px}.m426-legend{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:.78rem;margin:9px 0 0}.m426-legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:4px;border:1px solid var(--border);vertical-align:-1px}.m426-legend .clean{background:color-mix(in srgb,#2ca66f 30%,var(--panel))}.m426-legend .assisted{background:color-mix(in srgb,#d69a2d 28%,var(--panel))}.m426-legend .progress{box-shadow:inset 0 0 0 2px var(--accent)}
.m426-practice-recent{display:grid;gap:7px;margin-top:12px}.m426-practice-recent>div{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 10px;border:1px solid var(--border);border-radius:10px}.m426-practice-recent strong{font-size:.84rem}.m426-practice-recent span{font-size:.77rem;color:var(--muted);text-align:right}.m426-note{color:var(--muted);font-size:.8rem;margin:10px 0 0}
.m426-result-review{margin:14px 0 4px;text-align:left}.m426-result-review h3{font-size:.92rem;margin:0 0 8px}.m426-review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.m426-review-grid>div{border:1px solid var(--border);border-radius:10px;padding:9px;background:var(--panel)}.m426-review-grid small{display:block;color:var(--muted);font-size:.66rem}.m426-review-grid strong{display:block;margin-top:3px;font-size:.9rem}.m426-result-review p{font-size:.8rem;color:var(--muted);margin:8px 0 0}.m426-result-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:10px}
@media(max-width:760px){.m426-profile-grid,.m426-mastery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.m426-calendar{grid-template-columns:1fr}.m426-review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.m426-resume-banner{align-items:flex-start;flex-direction:column}.m426-resume-banner .btn{width:100%}.m426-advanced>summary{align-items:flex-start;flex-direction:column}.m426-advanced>summary small{text-align:left}}
@media(max-width:430px){.m426-month{padding:8px}.m426-day{font-size:.67rem}.m426-practice-recent>div{align-items:flex-start;flex-direction:column}.m426-practice-recent span{text-align:left}}