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.65rem;font-size:.78rem;font-weight:800}.subject-card--georgian{--card-accent:var(--color-brand);--card-accent-soft:var(--color-brand-soft)}.subject-card--mathematics{--card-accent:var(--color-indigo);--card-accent-soft:var(--color-indigo-soft)}.page--subject-georgian,.page--subject-georgian .catalog-card{--card-accent:var(--color-brand);--card-accent-soft:var(--color-brand-soft)}.page--subject-mathematics,.page--subject-mathematics .catalog-card{--card-accent:var(--color-indigo);--card-accent-soft:var(--color-indigo-soft)}.stage-summary{gap:var(--space-5);border:1px solid color-mix(in srgb, var(--card-accent,var(--color-brand)) 24%, white);border-radius:var(--radius-xl);background:radial-gradient(circle at 92% 5%, #ffffffe6, transparent 10rem), linear-gradient(135deg, var(--card-accent-soft,var(--color-brand-soft)), 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var(--color-focus);outline-offset:3px}.learner-disclosure[open]>.learner-disclosure__summary{margin-bottom:var(--space-4)}.learner-disclosure__summary--large{min-height:3.25rem;padding-inline:1.25rem;font-size:1rem}.learner-disclosure--topics{border-top:1px solid var(--color-border);max-width:none;padding-top:var(--space-5)}.learner-disclosure--topics>.section-heading{margin-top:var(--space-5)}.activity-list--more,.practice-strip--more,.stage-timeline--full{margin-top:0}.journey-section--timeline:has(.learner-disclosure--journey[open])>.stage-timeline--journey:not(.stage-timeline--full){display:none}.journey-section{margin-top:clamp(2.5rem,6vw,4.8rem)}.section-heading--row{justify-content:space-between;align-items:end;gap:var(--space-5);display:flex}.section-heading__lead{max-width:46rem;margin:var(--space-2) 0 0;color:var(--color-ink-soft);line-height:1.65}.journey-section__count{background:var(--color-surface-soft);color:var(--color-ink-soft);border-radius:999px;flex:none;padding:.42rem .72rem;font-size:.76rem;font-weight:850}.activity-list--journey{max-width:58rem}.journey-section--practice{border-radius:var(--radius-xl);background:#ffffff94;padding:clamp(1.2rem,3vw,2rem)}.journey-section--practice .section-heading{margin-top:0}.practice-strip{gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.practice-pill{align-items:center;gap:var(--space-2) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);min-height:7.5rem;color:var(--color-ink);grid-template-columns:minmax(0,1fr) auto;padding:1rem 1.15rem;text-decoration:none;display:grid}.practice-pill:hover{border-color:var(--card-accent,var(--color-brand));box-shadow:var(--shadow-soft)}.practice-pill__type{color:var(--card-accent,var(--color-brand));grid-column:1/-1;font-size:.72rem;font-weight:850}.practice-pill strong{font-size:.94rem;line-height:1.5}.stage-timeline{margin:0;padding:0;list-style:none}.stage-timeline--journey{gap:var(--space-3);max-width:58rem;display:grid}.stage-journey-card{gap:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);grid-template-columns:auto minmax(0,1fr);padding:1.15rem;display:grid;position:relative}.stage-journey-card--current{border-color:color-mix(in srgb, var(--card-accent,var(--color-brand)) 48%, white);box-shadow:var(--shadow-soft)}.stage-journey-card--future{color:var(--color-ink-soft);background:#f7f7f5b8}.stage-journey-card__marker{background:var(--card-accent-soft,var(--color-brand-soft));width:2.8rem;height:2.8rem;color:var(--card-accent,var(--color-brand));border-radius:50%;place-items:center;font-weight:900;display:grid}.stage-journey-card--future .stage-journey-card__marker{color:#70736e;background:#e8e8e5}.stage-journey-card__copy h3{margin:.15rem 0 .2rem;font-size:clamp(1.05rem,2vw,1.3rem)}.stage-journey-card__copy p{color:var(--color-ink-soft);margin:0;font-size:.86rem;line-height:1.55}.stage-journey-card__status{color:var(--card-accent,var(--color-brand));font-size:.7rem;font-weight:850}.stage-journey-card--future .stage-journey-card__status{color:#6d716b}.stage-journey-card__action{margin-top:var(--space-3);color:var(--card-accent,var(--color-brand));font-size:.8rem;font-weight:850;text-decoration:none;display:inline-flex}.stage-journey-card__future{margin-top:var(--space-3);color:#676a66;font-size:.8rem;display:block}.stage-dialog{border-radius:var(--radius-xl);background:var(--color-surface);width:min(46rem,100% - 2rem);max-height:min(88vh,52rem);color:var(--color-ink);border:0;padding:0;overflow:hidden;box-shadow:0 2rem 6rem #1e182247}.stage-dialog::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#1e182275}.stage-dialog__panel{max-height:inherit;grid-template-rows:auto minmax(0,1fr);display:grid}.stage-dialog__heading{border-bottom:1px solid var(--color-border);background:linear-gradient(135deg, var(--card-accent-soft,var(--color-brand-soft)), white);padding:1.5rem clamp(1.2rem,4vw,2.2rem) 1.2rem;position:relative}.stage-dialog__heading h2{margin-bottom:var(--space-2);font-size:clamp(1.45rem,3vw,2rem)}.stage-dialog__lead{max-width:39rem;color:var(--color-ink-soft);margin:0;padding-right:2rem;font-size:.9rem;line-height:1.65}.stage-dialog__close{border:1px solid var(--color-border);color:#0000;cursor:pointer;background:#fff;border-radius:50%;width:2.75rem;height:2.75rem;position:absolute;top:1rem;right:1rem;overflow:hidden}.stage-dialog__close:before,.stage-dialog__close:after{background:var(--color-ink);content:"";border-radius:2px;width:1rem;height:2px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)rotate(45deg)}.stage-dialog__close:after{transform:translate(-50%,-50%)rotate(-45deg)}.stage-dialog__form{grid-template-rows:minmax(0,1fr) auto auto;min-height:0;display:grid}.stage-timeline--selector{padding:1rem clamp(1rem,4vw,2rem);overflow-y:auto}.stage-timeline--selector .stage-timeline__item+.stage-timeline__item{margin-top:var(--space-3)}.stage-choice{align-items:start;gap:var(--space-3);border:1px 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strong{color:var(--color-ink-strong);font-size:1rem}.stage-choice__copy>span{color:var(--color-ink-soft);font-size:.8rem}.stage-choice__copy small{color:var(--color-ink-soft);margin-top:.18rem;font-size:.75rem;line-height:1.5}.stage-dialog__note{border-top:1px solid var(--color-border);color:var(--color-ink-soft);margin:0;padding:.8rem clamp(1rem,4vw,2rem);font-size:.76rem;line-height:1.5}.stage-dialog__actions{justify-content:flex-end;gap:var(--space-3);border-top:1px solid var(--color-border);background:var(--color-surface);padding:1rem clamp(1rem,4vw,2rem);display:flex}.catalog-card--topic{min-height:13.5rem}.catalog-card--target{min-height:15rem;padding-right:3.7rem}.card-progress{gap:var(--space-3);min-width:14rem;display:grid}.card-progress__copy{justify-content:space-between;align-items:baseline;gap:var(--space-3);color:var(--color-ink-soft);font-size:.78rem;font-weight:750;display:flex}.card-progress__copy span:first-child{color:var(--color-ink-strong);font-size:.92rem;font-weight:850}.card-progress__track{background:#e3e6e3;border-radius:999px;height:.6rem;display:block;overflow:hidden}.card-progress__fill{border-radius:inherit;background:linear-gradient(90deg, var(--card-accent,var(--color-accent)), color-mix(in srgb, var(--card-accent,var(--color-accent)) 65%, white));height:100%;transition:width .35s var(--ease-spring);display:block}.card-progress--compact{width:100%;min-width:0;padding-top:var(--space-5);margin-top:auto}.card-progress--compact .card-progress__copy{font-size:.7rem}.grade-card .card-progress__fill{--card-accent:inherit}.completion-banner{align-items:center;gap:var(--space-5);margin-bottom:var(--space-6);border-radius:var(--radius-lg);background:linear-gradient(135deg, var(--color-success-soft), #f7fff9);box-shadow:var(--shadow-soft);border:1px solid #a8d7bf;grid-template-columns:auto 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1.3rem;text-decoration:none;display:grid}.activity-card:hover{border-color:var(--card-accent,var(--color-brand));box-shadow:var(--shadow-soft);transform:translateY(-2px)}.activity-card__number{background:var(--card-accent-soft,var(--color-brand-soft));width:3.35rem;height:3.35rem;color:var(--card-accent,var(--color-brand));border-radius:1rem;place-items:center;font-size:1.08rem;font-weight:900;display:grid}.activity-card__copy{gap:var(--space-2);min-width:0;display:grid}.activity-card__meta{gap:var(--space-2);color:var(--color-ink-soft);flex-wrap:wrap;font-size:.72rem;font-weight:800;display:flex}.activity-card__type,.activity-card__difficulty{background:var(--color-surface-soft);border-radius:999px;padding:.2rem .55rem}.activity-card__title{color:var(--color-ink-strong);font-family:var(--font-display);overflow-wrap:anywhere;font-size:clamp(1.05rem,2.2vw,1.3rem);font-weight:700;line-height:1.45}.activity-card__action{color:var(--card-accent,var(--color-brand));white-space:nowrap;font-size:.82rem;font-weight:850}.activity-card.is-complete{--card-accent:var(--color-success);--card-accent-soft:var(--color-success-soft);border-color:#aed8c3}.empty-state{border:1px dashed var(--color-border-strong);border-radius:var(--radius-lg);background:#ffffffa3;max-width:48rem;padding:clamp(1.5rem,5vw,3rem)}.empty-state__mark{margin-bottom:var(--space-4);color:var(--color-accent);font-size:2rem;display:block}.empty-state__title{margin-bottom:var(--space-2);font-size:1.45rem}.empty-state__text{color:var(--color-ink-soft);margin-bottom:0}.page--not-found{text-align:center;flex-direction:column;justify-content:center;align-items:center;max-width:50rem;display:flex}.page--not-found h1{max-width:12ch;font-size:clamp(1.9rem,7.5vw,3.4rem)}.page--not-found .page-lead{width:100%;max-width:36rem;margin-bottom:var(--space-5)}.page--not-found .button-link{width:min(100%,22rem)}.not-found-visual{align-items:center;gap:var(--space-3);margin-bottom:var(--space-5);color:var(--color-brand);font-family:var(--font-display);font-size:clamp(3rem,10vw,6rem);font-weight:800;line-height:1;display:flex}.not-found-visual span:nth-child(2){aspect-ratio:1;background:var(--color-accent-soft);width:4.5rem;color:var(--color-accent);font-family:var(--font-body);border-radius:50%;place-items:center;font-size:1.5rem;display:grid}@media (width>=42rem){.grade-grid,.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=68rem){.grade-grid,.catalog-grid--subjects,.page--subject .catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width<=54rem){.home-hero{grid-template-columns:1fr}.home-visual{width:100%;max-width:28rem;min-height:18rem;margin:0 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#f1fbfa)}.practice-hub__section{gap:var(--space-4);margin-top:var(--space-7);display:grid}.practice-hub__grid{gap:var(--space-4);grid-template-columns:repeat(3,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}.practice-hub-card{align-content:start;gap:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-lg);min-height:12rem;padding:var(--space-5);background:var(--color-surface);box-shadow:var(--shadow-card);color:var(--color-ink);text-decoration:none;transition:translate .16s,border-color .16s,box-shadow .16s;display:grid}.practice-hub-card:hover{border-color:var(--color-brand);box-shadow:var(--shadow-card-hover);translate:0 -.18rem}.practice-hub-card__kind{color:var(--color-brand-dark);font-size:.78rem;font-weight:900}.practice-hub-card__title{font-size:clamp(1rem,2vw,1.18rem);line-height:1.45}.practice-hub-card__stage{color:var(--color-ink-soft);font-size:.85rem;font-weight:720}@media (width<=62rem){.practice-hub__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=38rem){.practice-hub__grid{grid-template-columns:1fr}.practice-hub-card{min-height:0}}@media (prefers-reduced-motion:reduce){.practice-hub-card{transition:none}.practice-hub-card:hover{translate:none}}.stage-summary__complete{align-items:center;gap:var(--space-2);border-radius:var(--radius-md);max-width:20rem;padding:var(--space-3) var(--space-4);background:var(--color-success-soft);color:var(--color-success);grid-template-columns:auto 1fr;display:grid}.stage-summary__complete .ui-icon{width:1.25rem;height:1.25rem}.stage-summary__practice-link{color:var(--color-brand-dark);grid-column:1/-1;font-weight:850}.completion-memory{align-items:center;gap:var(--space-3);margin-bottom:var(--space-5);border-radius:var(--radius-md);color:#18583f;background:#e2f5e9d1;border:1px solid #a9d7c0;padding:.9rem 1rem;font-size:.9rem;display:flex}.completion-memory p{margin:0}.completion-memory__icon{background:var(--color-success);color:#fff;border-radius:50%;place-items:center;width:1.75rem;height:1.75rem;font-size:.78rem;font-weight:900;display:grid}.exercise-header{max-width:54rem;margin-bottom:var(--space-6)}.exercise-header__meta{align-items:center;gap:var(--space-2);margin-bottom:var(--space-4);flex-wrap:wrap;display:flex}.activity-kind,.activity-pace,.activity-position{border-radius:999px;align-items:center;min-height:1.9rem;padding:.3rem .65rem;font-size:.72rem;font-weight:850;display:inline-flex}.activity-kind{background:var(--color-brand-soft);color:var(--color-brand-dark)}.activity-pace{background:var(--color-accent-soft);color:var(--color-accent-dark)}.activity-position{border:1px solid var(--color-border);color:var(--color-ink-soft);background:#ffffff94}.exercise-header h1{max-width:22ch;margin-bottom:0;font-size:clamp(2rem,5vw,3.75rem)}.exercise-stimulus,.exercise-task,.hint-content,.exercise-feedback,.exercise-explanation{border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface)}.exercise-stimulus{margin-bottom:var(--space-5);box-shadow:var(--shadow-xs);background:linear-gradient(135deg,#fffffff0,#e8f7f4e0);border-color:#b9ddd7;padding:clamp(1.35rem,4vw,2.3rem);position:relative;overflow:hidden}.exercise-stimulus:before{content:"";background:#087c7514;border-radius:50%;width:9rem;height:9rem;position:absolute;top:-6rem;right:-4rem}.exercise-stimulus--equation{text-align:center}.exercise-stimulus__text{max-width:65ch;font-family:var(--font-display);overflow-wrap:anywhere;margin:0;font-size:clamp(1.25rem,3vw,1.7rem);font-weight:650;line-height:1.8;position:relative}.exercise-stimulus__text--equation{letter-spacing:.02em;max-width:none;font-family:Georgia,Times New Roman,serif;font-size:clamp(2rem,5vw,3.4rem);line-height:1.35}.exercise-stimulus__secondary{margin:var(--space-4) 0 0;color:var(--color-ink-soft);position:relative}.exercise-task{box-shadow:var(--shadow-card);padding:clamp(1.25rem,4vw,2.35rem)}.exercise-prompt{max-width:36ch;margin-bottom:var(--space-5);font-family:var(--font-body);font-size:clamp(1.25rem,3vw,1.65rem);font-weight:800;line-height:1.45}.choice-group{border:0;min-width:0;margin:0;padding:0}.choice-list{gap:var(--space-3);display:grid}.choice-card{align-items:center;gap:var(--space-3);border:2px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer;min-height:4.6rem;transition:border-color .15s ease, background .15s ease, transform .15s var(--ease-spring);grid-template-columns:auto auto minmax(0,1fr) auto;padding:.9rem 1rem;display:grid}.choice-card:hover{background:#fdf8fb;border-color:#a887a0;transform:translateY(-1px)}.choice-card:has(.choice-card__input:focus-visible){outline:3px solid var(--color-focus);outline-offset:3px}.choice-card__input{width:1.4rem;height:1.4rem;accent-color:var(--color-brand);margin:0}.choice-card__marker{background:#fff;border:2px solid #b7bfc0;border-radius:50%;width:.62rem;height:.62rem}.choice-card__text{overflow-wrap:anywhere;min-width:0;font-size:clamp(1.05rem,2.6vw,1.28rem);font-weight:750}.choice-card__result{white-space:nowrap;font-size:.78rem;font-weight:900}.choice-card.is-selected{border-color:var(--color-brand);background:var(--color-brand-soft)}.choice-card.is-selected .choice-card__marker{border-color:var(--color-brand);background:var(--color-brand);box-shadow:inset 0 0 0 2px #fff}.choice-card.is-correct{border-color:var(--color-success);background:var(--color-success-soft)}.choice-card.is-correct .choice-card__marker{border-color:var(--color-success);background:var(--color-success)}.choice-card.is-incorrect{border-color:var(--color-error);background:var(--color-error-soft)}.choice-card.is-incorrect .choice-card__marker{border-color:var(--color-error);background:var(--color-error);border-radius:.1rem}.choice-card:has(input:disabled){cursor:default;transform:none}.hint-area{margin-top:var(--space-4)}.hint-content{margin-top:var(--space-3);padding:var(--space-4) var(--space-5);background:var(--color-warning-soft);border-color:#ead29d}.hint-content:focus-visible{outline:none}.hint-content p:last-child{margin-bottom:0}.hint-content__label{margin-bottom:var(--space-2);color:var(--color-warning);font-weight:900}.exercise-feedback,.exercise-explanation{margin-top:var(--space-5);padding:clamp(1.25rem,4vw,2rem)}.exercise-feedback{align-items:start;gap:var(--space-4);grid-template-columns:auto minmax(0,1fr);display:grid}.exercise-feedback:focus{outline:none}.exercise-feedback__mark{color:#fff;border-radius:50%;place-items:center;width:3rem;height:3rem;font-size:1.35rem;font-weight:900;display:grid}.exercise-feedback.is-correct{border:2px solid var(--color-success);background:linear-gradient(135deg, var(--color-success-soft), #f8fffa);position:relative;overflow:hidden;box-shadow:0 1rem 2.5rem #16704f1f}.exercise-feedback.is-correct:after{content:"";border:1.3rem solid #16704f12;border-radius:50%;width:8rem;height:8rem;position:absolute;bottom:-5rem;right:-4rem}.exercise-feedback.is-correct .exercise-feedback__mark{background:var(--color-success);box-shadow:0 .65rem 1.3rem #16704f3b}.exercise-feedback.is-incorrect{border:2px solid var(--color-error);background:var(--color-error-soft)}.exercise-feedback.is-incorrect .exercise-feedback__mark{background:var(--color-error);font-size:0}.exercise-feedback.is-incorrect .exercise-feedback__mark:before{content:"!";font-size:1.25rem}.exercise-feedback__title{margin-bottom:var(--space-2);font-size:clamp(1.4rem,3vw,2rem)}.exercise-feedback__text{margin-bottom:var(--space-2);font-weight:750}.exercise-feedback__guidance,.exercise-explanation p{margin-bottom:0}.exercise-explanation{background:#f5f6fd;border-color:#c8cedf}.exercise-explanation h2{margin-bottom:var(--space-2);font-size:1.35rem}.exercise-actions{gap:var(--space-3);margin-top:var(--space-5);flex-wrap:wrap;display:flex}.development-note{margin-top:var(--space-5);padding-left:var(--space-3);color:var(--color-ink-soft);border-left:3px solid #9a8f80;font-family:ui-monospace,monospace;font-size:.8rem}@media (width<=34rem){.exercise-page{padding-top:var(--space-5)}.exercise-header h1{max-width:none;font-size:clamp(1.75rem,7.5vw,2.35rem)}.activity-pace{display:none}.choice-card{grid-template-columns:auto auto minmax(0,1fr)}.choice-card__result{white-space:normal;grid-column:2/-1}.exercise-feedback{grid-template-columns:1fr}.exercise-actions>*{width:100%}}@media (width>=75rem){.exercise-page{width:min(68rem,100% - 3rem)}.exercise-stimulus,.exercise-task{padding:2.5rem}}.drag-to-gap{border:0;min-width:0;margin:0;padding:0}.drag-to-gap__help{max-width:42rem;margin-bottom:var(--space-5);color:var(--color-ink-soft);font-weight:650}.drag-source,.drag-target{border-radius:var(--radius-md);padding:var(--space-4)}.drag-source{border:1px solid var(--color-border);background:var(--color-surface-soft)}.drag-source__title,.drag-target__title{margin-bottom:var(--space-3);color:var(--color-ink-soft);font-size:.9rem;font-weight:900}.drag-item-list{gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(8rem,1fr));display:grid}.drag-item{place-items:center;gap:var(--space-1);border:2px solid var(--color-border);border-radius:var(--radius-md);min-width:0;min-height:4rem;padding:var(--space-3) 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