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strong{white-space:nowrap;color:#4c5f87}.learning-note span{color:#53627a}.calm-toggle{border-top:1px solid #e8ebf2;flex-direction:row;align-items:flex-start;gap:11px;margin-top:15px;padding-top:14px;font-weight:600;display:flex}.calm-toggle input{width:20px;height:20px;accent-color:var(--purple);flex:none;margin:2px 0 0;padding:0}.calm-toggle span{flex-direction:column;gap:3px;display:flex}.calm-toggle small{color:var(--muted);font-weight:500;line-height:1.4}.hint-step-two{border-top:1px dashed #ddc35a;margin-top:12px;padding-top:12px}.retrieval-note{background:#ffffffb8;border:1px solid #566e9e29;border-radius:12px;margin-top:12px;padding:10px 12px;font-size:.96rem}.learning-summary{background:linear-gradient(135deg,#effbf5,#f1f7ff)}.benchmark-choice{min-width:112px}.between-row{gap:10px}.between-row>.math-expression{color:#687395;font-size:clamp(1.9rem,5vw,3rem)}.between-row .math-card{min-width:120px}.error-statement{text-align:center;font-variant-numeric:tabular-nums;background:linear-gradient(145deg,#fff,#f8f7ff);border:2px solid #e0e4ef;border-radius:20px;width:min(760px,92vw);padding:24px 26px;font-size:clamp(1.55rem,4vw,2.55rem);font-weight:850;line-height:1.35}.reason-list{grid-template-columns:1fr;gap:10px;width:min(820px,94vw);display:grid}.reason-choice{text-align:left;background:#fff;width:100%;padding:14px 16px;font-weight:650;line-height:1.45}.bridge-row{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;width:min(900px,94vw);display:flex}.bridge-row .math-card{min-width:118px}.bridge-equals{color:#687395;font-size:2.4rem;font-weight:900}.bridge-missing{background:#f6f3ff;border-color:#9f8eea;box-shadow:0 0 0 3px #7257d90f}.calm-mode .coach-mascot .mascot-body,.calm-mode .coach-mascot .mascot-eye,.calm-mode .coach-mascot .mascot-spark,.calm-mode .summary-card .hero-icon,.calm-mode .summary-card .summary-highlight:after{animation:none!important}.calm-mode .answer-btn:hover,.calm-mode .choice-card:hover,.calm-mode .hint-btn:hover,.calm-mode .primary:hover{transform:none}.calm-mode .streak-chip{display:none!important}@media (width<=650px){.learning-note{flex-direction:column}.learning-note strong{white-space:normal}.error-statement{padding:18px 16px}.bridge-row{gap:7px}.bridge-row .math-card{min-width:96px;padding:12px}.bridge-equals{font-size:1.8rem}.between-row .math-card{min-width:102px}}#practice{padding-bottom:88px}.actions.actions-bar{z-index:30;padding:10px 16px calc(10px + env(safe-area-inset-bottom));backdrop-filter:blur(8px);background:#fffffff0;border-top:1px solid #e6ebf6;flex-wrap:nowrap;justify-content:center;gap:10px;margin:0;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -8px 24px #4752861a}.actions.actions-bar button{padding:9px 20px}@supports not (backdrop-filter:blur(2px)){.actions.actions-bar{background:#fff}}@media (width<=650px){#practice{padding-bottom:80px}.actions.actions-bar{padding:8px 10px calc(8px + env(safe-area-inset-bottom));gap:8px}.actions.actions-bar button{flex:1 1 0;min-width:0;padding:9px 12px;font-size:.98rem}}.skip-btn{color:#46546f;background:#fff;border-color:#c9d3e6}.skip-btn:hover{background:#f7faff;border-color:#8fa3c8}.skip-btn.confirming{background:var(--yellow);color:#65521a;border-color:#e2c65c;box-shadow:0 0 0 3px #e2c65c38}.feedback.skip{background:#f2f6ff;border:1px solid #d6e2f6;box-shadow:0 8px 22px #6c8cc41f}.feedback.skip .feedback-title:before{content:"🧭 "}.skip-summary{background:linear-gradient(135deg,#f3f7ff,#f8fbff);border:1px solid #dbe6f8}@media (prefers-reduced-motion:reduce){.skip-btn.confirming{box-shadow:none}}.choice-grid{flex-wrap:wrap;flex-basis:100%;justify-content:center;gap:14px;display:flex}.selection-note,.order-status{color:#4d5a75;text-align:center;flex-basis:100%;max-width:660px;margin:10px auto 0;font-size:.95rem;font-weight:650}.actions-bar .primary.ready{box-shadow:0 10px 24px #7257d957}.actions-bar .primary.ready:after{content:" ✓"}.calm-mode .actions-bar .primary.ready{box-shadow:none}@media (width<=650px){.choice-grid{gap:10px}.actions.actions-bar button{white-space:normal;padding:9px 10px;font-size:.9rem;line-height:1.15}}