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#7a0f0f;min-width:180px}.flow-btn-ko:hover{background:#a01515}.flow-hint{padding:var(--s-3);border-radius:12px;background:#fff9}.flow-solution{padding:var(--s-3);border-radius:12px;background:#ffffffb3;display:grid;gap:var(--s-2);max-height:40vh;overflow:auto;color:var(--text)}.flow-feedback .md-sm,.flow-feedback .btn-ghost{color:inherit}.flow-feedback .btn-ghost:hover{background:#ffffff80}.flow-prev{display:flex;align-items:center;min-height:32px;margin-bottom:96px}.flow-score{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s-3)}.flow-score div{display:grid;gap:4px;text-align:center;padding:var(--s-4);border-radius:var(--r-lg);background:var(--m-surface-low);border:0}.flow-score b{font-size:var(--fs-2xl);color:var(--primary);font-family:var(--font-mono)}.flow-score span{font-size:11px;color:var(--text-2);font-weight:700;text-transform:uppercase;letter-spacing:.06em}.flow-remember{padding:var(--s-4) var(--s-5);border-radius:var(--r-lg);background:var(--surface);box-shadow:var(--shadow-sm);border:0;font-size:var(--fs-md)}@media(max-width:900px){.flow-runner,.flow-runner.console{grid-template-columns:1fr}.flow-card{padding:var(--s-4) var(--s-2) 150px}.flow-title{font-size:var(--fs-lg)}.flow-prose{font-size:var(--fs-sm)}.flow-bottom-inner,.flow-feedback-inner{flex-direction:column;align-items:stretch}.flow-btn-main,.flow-btn-ok,.flow-btn-ko{width:100%}.flow-feedback-actions{justify-content:stretch}.flow-feedback-actions .btn{flex:1}.flow-score{grid-template-columns:1fr}.flow-chips{grid-template-columns:repeat(2,1fr)}}.prairie{position:relative;overflow:hidden;border-radius:var(--r-xl);box-shadow:0 8px 28px -6px #1c1c1714}.prairie-head{align-items:flex-start;gap:var(--s-4);margin-bottom:var(--s-4)}.prairie-head .ico{width:32px;height:32px;border-radius:10px;background:var(--m-primary-fixed);color:var(--primary);display:grid;place-items:center;flex:none}.prairie-head .ico .ms{font-size:18px}.prairie-sim{position:relative;border-radius:var(--r-lg);overflow:hidden;border:0;background:linear-gradient(180deg,#bbf7d066,#4ade8066);box-shadow:var(--shadow-green)}.prairie-sim-hud{position:absolute;top:10px;left:10px;right:10px;display:flex;justify-content:space-between;gap:8px;pointer-events:none;z-index:2}.prairie-sim-hud span{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--r-full);background:#ffffffeb;box-shadow:var(--shadow-sm);font-size:11px;font-weight:700;color:var(--text);font-family:var(--font-mono)}.prairie-sim-hud span.dark{background:var(--primary);color:#fff;font-family:var(--font-sans);text-transform:uppercase;letter-spacing:.06em;font-size:10px}.prairie-sim-hud i{width:8px;height:8px;border-radius:50%;background:var(--m-inverse-primary);animation:pulse 2s infinite}.prairie-tip{margin-top:var(--s-3);display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 12px;border-radius:12px;background:var(--m-surface-low);font-size:var(--fs-xs);font-weight:600;color:var(--text-2)}.prairie-tip .ms{color:var(--accent);font-variation-settings:"FILL" 1;font-size:20px}.prairie-tip .txt{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.prairie-tip a{padding:4px 10px;border-radius:8px;background:var(--m-surface-high);color:var(--text);font-weight:800;font-size:11px;flex:none}.prairie-tip a:hover{text-decoration:none;background:var(--m-surface-highest)}.prairie-steps{list-style:none;margin:var(--s-4) 0 0;padding:var(--s-4) 0 0;display:grid;grid-template-columns:repeat(7,1fr);gap:var(--s-2);border-top:1px solid var(--m-surface-container)}.prairie-step-inner{display:grid;justify-items:center;gap:6px;padding:var(--s-3) var(--s-2);border-radius:14px;border:0;background:var(--m-surface-low);text-decoration:none;color:inherit;text-align:center;min-height:92px;transition:transform .12s ease,background .12s ease}a.prairie-step-inner:hover{transform:translateY(-2px);background:var(--m-surface-container);text-decoration:none}.prairie-step-icon{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-size:18px;background:var(--m-surface-highest);color:#fff;font-weight:800}.prairie-step-label{font-size:var(--fs-xs);line-height:1.25;color:var(--text-2)}.prairie-step-label b{display:block;font-size:var(--fs-sm);color:var(--text)}.prairie-step-pct{font-size:var(--fs-xs);font-weight:800;color:var(--primary);font-family:var(--font-mono)}.prairie-step.current .prairie-step-inner{background:var(--m-primary-fixed);box-shadow:var(--hard-fixed)}.prairie-step.done .prairie-step-label{color:var(--text)}.prairie-step.locked .prairie-step-inner{opacity:.55;cursor:not-allowed}.prairie-step.locked .prairie-step-icon{filter:grayscale(1)}@media(max-width:900px){.prairie-steps{grid-template-columns:repeat(4,1fr)}.prairie-head{flex-direction:column}}@media(max-width:560px){.prairie-steps{grid-template-columns:repeat(2,1fr)}}.learn{display:grid;gap:var(--s-5);max-width:760px;margin:0 auto}.learn-wide{max-width:var(--content-max)}.goal-card{position:relative;overflow:hidden}.goal-card .ring{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:var(--r-full);background:#0069481a;color:var(--primary);font-family:var(--font-mono);font-weight:700;font-size:var(--fs-xs)}.goal-card .ring .ms{font-size:16px;font-variation-settings:"FILL" 1}.track{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);padding:8px;border-radius:var(--r-lg);background:var(--m-surface-low);box-shadow:var(--shadow-sm);color:inherit;text-decoration:none;transition:transform 90ms}.track:hover{text-decoration:none}.track:active{transform:scale(.99)}.track .ico{width:40px;height:40px;border-radius:12px;background:var(--primary);color:#fff;display:grid;place-items:center;box-shadow:0 3px 0 var(--primary-shadow);flex:none;font-size:20px}.track .txt{display:grid;gap:2px;min-width:0}.track .txt b{font-size:var(--fs-md);font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.track .chev{width:32px;height:32px;border-radius:50%;background:var(--m-surface-highest);color:var(--text-2);display:grid;place-items:center;flex:none}.quick{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);padding:var(--s-4);border-radius:var(--r-lg);background:var(--m-surface-low)}.quick .ico{width:40px;height:40px;border-radius:12px;background:#fea61933;color:var(--accent-text);display:grid;place-items:center;flex:none}.quick h5{margin:0;font-size:var(--fs-sm);font-weight:800}.quick p{margin:0;font-size:var(--fs-xs);color:var(--text-2)}.learn-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--s-5)}@media(max-width:900px){.learn-grid{grid-template-columns:1fr}}.lesson-row{display:grid;grid-template-columns:36px 1fr auto;gap:var(--s-3);align-items:center;padding:10px 12px;border-radius:12px;background:var(--m-surface-low);text-decoration:none;color:inherit}.lesson-row:hover{text-decoration:none;background:var(--m-surface-container)}.lesson-row .n{width:32px;height:32px;border-radius:50%;background:var(--m-primary-fixed);color:var(--m-on-primary-fixed);display:grid;place-items:center;font-weight:800;font-size:var(--fs-xs);font-family:var(--font-mono)}.lesson-row.done .n{background:var(--primary);color:#fff}.lesson-row b{font-size:var(--fs-sm);display:block}.lesson-row small{color:var(--text-2);font-size:var(--fs-xs)}.badge-row{display:flex;flex-wrap:wrap;gap:8px}.badge-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px 6px 8px;border-radius:var(--r-full);background:var(--m-secondary-fixed);color:var(--m-on-secondary-container);font-weight:700;font-size:var(--fs-xs)}.module-block{padding:0;overflow:hidden}.module-block-head{display:flex;align-items:center;gap:var(--s-4);width:100%;padding:var(--s-4) var(--s-5);background:transparent;border:0;text-align:left;cursor:pointer;font:inherit;color:inherit}.module-block-head:disabled{cursor:not-allowed;opacity:.6}.module-block-head:not(:disabled):hover{background:var(--m-surface-container)}.module-block-icon{flex:none;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-size:19px;background:var(--border);color:#fff;font-weight:800}.module-block-txt{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:2px}.module-block-txt b{font-size:var(--fs-md)}.module-block-head .progress{flex:0 1 160px}.module-block-chev{flex:none;color:var(--text-2)}.module-block-body{padding:0 var(--s-5) var(--s-5);border-top:1px solid var(--border);padding-top:var(--s-4)}.path-compact{padding:var(--s-2) 0}.path-compact .path-btn{width:52px;height:52px}@media(max-width:640px){.module-block-head{flex-wrap:wrap}.module-block-head .progress{order:3;flex-basis:100%}}