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var(--ease)}.auth-submit:hover{background:var(--clay-deep)}.auth-submit:active{transform:translateY(1px)}.auth-submit:disabled{opacity:.6;cursor:wait}.auth-switch{margin:var(--sp-6) 0 0;text-align:center;font:var(--body-sm);color:var(--muted)}.auth-switch .link-button{font-weight:600;color:var(--clay)}.auth-footnote{max-width:420px;margin:0;text-align:center;font:var(--body-sm);color:var(--faint)}@media(max-width:880px){.auth-page{grid-template-columns:1fr}.auth-hero{padding:32px 20px 36px;gap:var(--sp-4)}.auth-features,.auth-stats,.auth-hero:after{display:none}.auth-stats{padding-top:var(--sp-4)}.auth-panel{padding:28px 16px 40px;justify-content:flex-start}.auth-card{padding:24px 20px;box-shadow:var(--shadow)}}.auth-free{margin:0;font:var(--body-sm);color:#f2b894}.auth-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--sp-3);max-width:520px}.auth-steps li{display:flex;gap:var(--sp-3);align-items:flex-start}.auth-steps 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var(--font-sans)}.avatar.lg{width:44px;height:44px;font-size:17px}.avatar.sm{width:26px;height:26px;font-size:11px;background:var(--sapin-soft);color:var(--sapin)}.avatar-photo{object-fit:cover;background:var(--surface-sunken)}.avatar-upload{display:flex;align-items:center;gap:14px;margin-bottom:4px}.avatar-upload-actions{display:flex;flex-direction:column;align-items:flex-start;gap:6px}.icon-button{display:inline-grid;place-items:center;width:36px;height:36px;border:1px solid transparent;border-radius:var(--r);background:transparent;color:var(--muted);cursor:pointer}.icon-button:hover{background:var(--surface-sunken);color:var(--ink)}.segmented{display:inline-flex;gap:4px;padding:4px;background:var(--surface-sunken);border-radius:var(--r-md);max-width:100%;overflow-x:auto;align-self:flex-start}.segmented button{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;padding:8px 14px;border:none;border-radius:var(--r-sm);background:transparent;color:var(--muted);font:600 14px/1 var(--font-sans);cursor:pointer;transition:background .15s var(--ease),color .15s var(--ease)}.segmented button:hover{color:var(--ink)}.segmented button.active{background:var(--surface-raised);color:var(--ink);box-shadow:var(--shadow-xs)}.segmented.subject button.active{background:var(--sapin);color:#fff}.segmented-badge{min-width:20px;padding:2px 6px;border-radius:var(--r-pill);background:var(--clay);color:#fff;font:600 11px/1.2 var(--font-sans);text-align:center}.page{max-width:1180px;margin:0 auto;padding:28px 24px 64px;display:flex;flex-direction:column;gap:20px}.eyebrow{margin:0 0 6px;font:var(--overline);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.welcome{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}.welcome-title{margin:0;font:600 clamp(28px,3.4vw,38px) / 1.1 var(--font-serif);color:var(--ink)}.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;flex:1;max-width:720px}.page>.stat-row{max-width:none}.stat-card{display:flex;flex-direction:column;gap:4px;padding:14px 16px;background:var(--surface-raised);border:1px solid var(--line);border-radius:var(--r-md);min-width:0}.stat-label{font:600 12px/1.2 var(--font-sans);color:var(--muted)}.stat-value{font:600 26px/1.1 var(--font-serif);color:var(--ink)}.stat-hint{font:400 12.5px/1.3 var(--font-sans);color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.stat-card.warn{border-color:var(--warning-soft);background:var(--warning-soft)}.stat-card.alert{border-color:var(--negative-soft);background:var(--negative-soft)}.stat-card.alert .stat-value{color:var(--negative)}.panel{background:var(--surface-raised);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 22px;min-width:0}.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:16px}.panel-title{margin:0 0 14px;display:flex;align-items:center;gap:8px;font:600 20px/1.25 var(--font-serif);color:var(--ink)}.panel-head .panel-title{margin-bottom:4px}.panel-sub{margin:0;font:var(--body-sm);color:var(--muted)}.panel-kicker{margin:0 0 10px;font:var(--overline);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.count-badge{padding:2px 9px;border-radius:var(--r-pill);background:var(--surface-sunken);color:var(--ink-2);font:600 13px/1.4 var(--font-sans)}.empty-note{margin:0;padding:14px 16px;border-radius:var(--r);background:var(--surface);color:var(--muted);font:var(--body-sm)}.skeleton,.skeleton-block{min-height:180px;border-radius:var(--r-lg);background:linear-gradient(90deg,var(--surface-sunken),var(--surface),var(--surface-sunken));background-size:200% 100%;animation:mz-shimmer 1.2s linear 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var(--font-sans);white-space:nowrap}.zone-pill.zone-remediation{background:var(--warning-soft);color:var(--warning)}.zone-pill.zone-consolidation{background:var(--sapin-soft);color:var(--sapin)}.zone-pill.zone-challenge{background:var(--positive-soft);color:var(--positive)}.bar{display:block;height:8px;border-radius:var(--r-pill);background:var(--surface-sunken);overflow:hidden}.bar.small{height:6px}.bar-fill{display:block;height:100%;border-radius:inherit;transition:width .4s var(--ease)}.bar-fill.zone-remediation{background:var(--warning)}.bar-fill.zone-consolidation{background:var(--sapin)}.bar-fill.zone-challenge{background:var(--positive)}.bar-fill.accent{background:var(--clay)}.field{display:flex;flex-direction:column;gap:6px;min-width:0}.field>span:first-child{font:600 13px/1.2 var(--font-sans);color:var(--ink-2)}.field.grow{flex:1;min-width:220px}.field.narrow{width:110px;flex:none}.field-hint{font:400 12.5px/1.4 var(--font-sans);font-style:normal;color:var(--muted);margin:0}.field input:not([type=radio]):not([type=checkbox]):not([type=range]),.field select,.field textarea{width:100%;box-sizing:border-box;font:400 15px/1.4 var(--font-sans);color:var(--ink);background:var(--surface-raised);border:1px solid var(--line-strong);border-radius:var(--r);padding:10px 12px;outline:none;transition:border-color .15s var(--ease),box-shadow .15s var(--ease)}.field textarea{resize:vertical;min-height:64px}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--clay);box-shadow:0 0 0 3px #b0552f29}.range{accent-color:var(--clay);width:100%}.form-row{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap}.form-stack{display:flex;flex-direction:column;gap:16px}.form-actions{display:flex;justify-content:flex-end}.form-error{margin:0;padding:10px 12px;border-radius:var(--r);background:var(--negative-soft);color:var(--negative);font:var(--body-sm);overflow-wrap:anywhere}.form-success{margin-top:16px;padding:12px 14px;border-radius:var(--r);background:var(--positive-soft);color:var(--ink);font:var(--body-sm)}.form-success p{margin:0 0 6px}.qcm-choice-input{display:flex;align-items:center;gap:10px;padding:4px 4px 4px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}.qcm-choice-input.is-correct{border-color:var(--positive);background:var(--positive-soft)}.qcm-choice-input input[type=radio]{accent-color:var(--positive);width:16px;height:16px;flex:none}.qcm-choice-input input[type=text]{border:none!important;background:transparent!important;box-shadow:none!important}.practice-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,1fr);gap:20px;align-items:start}.practice-main{display:flex;flex-direction:column;gap:14px;min-width:0}.toolbar{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap}.toolbar-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-bottom:4px}.exercise-card{background:var(--surface-raised);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 26px;box-shadow:var(--shadow-sm);transition:opacity .2s var(--ease)}.exercise-card.is-loading{opacity:.55}.exercise-head{display:flex;justify-content:space-between;align-items:center;gap:8px 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