.cb-root{--cb-paper:var(--slate-50);--cb-card:var(--white);--cb-ink:var(--mira-navy-ink);--cb-ink-soft:var(--slate-600);--cb-line:var(--slate-200);--cb-line-strong:var(--slate-300);--cb-pen:var(--mira-blue);--cb-pen-deep:var(--mira-navy);--cb-pen-tint:var(--blue-50);--cb-pen-border:var(--blue-200);--cb-good:var(--mira-green);--cb-good-bg:#e7f5ee;--cb-good-line:#a9dcc2;--cb-good-ink:#0c5a3d;--cb-bad:var(--mira-red);--cb-bad-bg:#fbe9ea;--cb-bad-line:#f0b9bd;--cb-bad-ink:#8f2229;--cb-mark:var(--mira-amber);--cb-mira:var(--mira-blue);--cb-mira-soft:var(--blue-50);--cb-mira-line:var(--blue-100);--cb-book:var(--font-serif);background:var(--cb-paper);color:var(--cb-ink);font-family:var(--font-sans);min-height:100vh;line-height:1.55}.ap-bleed .cb-root{min-height:calc(100vh - 64px)}.cb-wrap{max-width:900px;margin:0 auto;padding:0 clamp(16px,4vw,40px) 80px}.cb-top{z-index:20;background:color-mix(in srgb, var(--cb-paper) 88%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--cb-line);position:sticky;top:0}.cb-top-in{flex-wrap:wrap;align-items:center;gap:16px;max-width:900px;margin:0 auto;padding:12px clamp(16px,4vw,40px);display:flex}.cb-back{color:var(--cb-ink-soft);align-items:center;gap:6px;font-size:13px;font-weight:600;text-decoration:none;display:inline-flex}.cb-back:hover{color:var(--cb-pen)}.cb-top-tabs{grid-template-columns:1fr 1fr;gap:8px;max-width:900px;margin:0 auto;padding:0 clamp(16px,4vw,40px) 9px;animation:.18s cbTabsIn;display:grid}.cb-top-tabs button{appearance:none;font-family:var(--font-sans);cursor:pointer;border:1px solid var(--cb-line);background:var(--cb-card);color:var(--cb-ink-soft);border-radius:9px;justify-content:center;align-items:center;gap:7px;padding:7px 10px;font-size:13px;font-weight:600;transition:all .15s;display:flex}.cb-top-tabs button .cb-n{background:var(--cb-paper);width:18px;height:18px;color:var(--cb-ink-soft);border:1px solid var(--cb-line);border-radius:50%;flex:none;place-items:center;font-size:10.5px;font-weight:700;display:grid}.cb-top-tabs button:hover{color:var(--cb-ink);background:var(--cb-paper)}.cb-top-tabs button[aria-selected=true]{background:var(--cb-pen-tint);color:var(--cb-pen-deep);border-color:var(--cb-pen-border)}.cb-top-tabs button[aria-selected=true] .cb-n{background:var(--cb-pen);color:#fff;border-color:var(--cb-pen)}@keyframes cbTabsIn{0%{opacity:0;transform:translateY(-5px)}}@media (prefers-reduced-motion:reduce){.cb-top-tabs{animation:none}}.cb-brand{flex-direction:column;gap:2px;margin-right:auto;display:flex}.cb-kicker{letter-spacing:.14em;text-transform:uppercase;color:var(--cb-pen);font-size:11px;font-weight:700}.cb-brand h1{letter-spacing:-.01em;color:var(--cb-ink);margin:0;font-size:17px;font-weight:700}.cb-brand .cb-sub{color:var(--cb-ink-soft);font-size:12.5px}.cb-hud{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.cb-streak,.cb-best{border-radius:var(--r-pill);align-items:center;gap:5px;padding:5px 12px;font-size:12.5px;font-weight:600;display:inline-flex}.cb-streak{color:#8a5a00;background:#fff3d1;border:1px solid #f3d98a}.cb-streak b{color:#7a4f00;font-variant-numeric:tabular-nums}.cb-best{color:var(--mira-navy);background:var(--blue-50);border:1px solid var(--blue-200)}.cb-best b{color:var(--cb-pen-deep);font-variant-numeric:tabular-nums}@keyframes cb-pop{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.cb-streak.cb-bump{animation:.4s cb-pop}.cb-flows{max-width:900px;margin:18px auto 0;padding:0 clamp(16px,4vw,40px)}.cb-flow-note{color:var(--cb-ink-soft);align-items:center;gap:7px;margin:0 0 10px;font-size:12.5px;display:flex}.cb-flow-note b{color:var(--cb-pen-deep)}.cb-seg{background:var(--cb-card);border:1px solid var(--cb-line);border-radius:var(--r-md);grid-template-columns:repeat(2,1fr);gap:8px;padding:7px;display:grid}.cb-seg button{appearance:none;font-family:var(--font-sans);color:var(--cb-ink-soft);cursor:pointer;text-align:left;background:0 0;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;gap:9px;padding:11px 10px;font-size:14px;font-weight:600;transition:all .15s;display:flex}.cb-seg button .cb-n{background:var(--cb-paper);width:22px;height:22px;color:var(--cb-ink-soft);border:1px solid var(--cb-line);border-radius:50%;flex:none;place-items:center;font-size:12px;font-weight:700;display:grid}.cb-seg button:hover{color:var(--cb-ink);background:var(--cb-paper)}.cb-seg button[aria-selected=true]{background:var(--cb-pen-tint);color:var(--cb-pen-deep);border-color:var(--cb-pen-border)}.cb-seg button[aria-selected=true] .cb-n{background:var(--cb-pen);color:#fff;border-color:var(--cb-pen)}.cb-seg 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15px;display:flex}.cb-coach-ava{color:#fff;background:linear-gradient(135deg,#5b8def,#14336e);border-radius:50%;flex:none;place-items:center;width:34px;height:34px;font-size:16px;display:grid;box-shadow:0 3px 10px #2563eb47}.cb-coach-body{flex:1;min-width:0}.cb-coach-msg{color:var(--cb-ink);font-size:13.5px;font-weight:500;line-height:1.4}.cb-coach-track{align-items:center;gap:9px;margin-top:7px;display:flex}.cb-coach-bar{border-radius:var(--r-pill);background:#dce4f5;flex:1;height:7px;overflow:hidden}.cb-coach-bar i{border-radius:var(--r-pill);width:0;height:100%;transition:width .45s var(--ease-flow);background:linear-gradient(90deg,#5b8def,#234fc7);display:block}.cb-coach-track b{color:var(--cb-ink-soft);font-variant-numeric:tabular-nums;font-size:12px;font-weight:700}.cb-panel{margin-top:22px}.cb-panel[hidden]{display:none}.cb-acc-hint{color:var(--cb-ink-soft);margin:0 0 12px;font-size:12.5px}.cb-acc{background:var(--cb-card);border:1px solid var(--cb-line);border-radius:var(--r-md);margin-bottom:12px;scroll-margin-top:90px;overflow:hidden}.cb-acc-head{cursor:pointer;text-align:left;width:100%;font-family:var(--font-sans);background:0 0;border:none;align-items:center;gap:12px;padding:16px 20px;display:flex}.cb-acc-head:hover{background:var(--cb-paper)}.cb-acc-head:focus-visible{outline:2px solid var(--cb-pen);outline-offset:-2px}.cb-acc-title{color:var(--cb-ink);flex:1;font-size:15.5px;font-weight:700}.cb-acc-title small{color:var(--cb-ink-soft);font-size:13px;font-weight:500}.cb-acc-chevron{background:var(--cb-pen-tint);width:24px;height:24px;color:var(--cb-pen);border-radius:50%;flex:none;place-items:center;font-size:12px;font-weight:700;transition:transform .35s;display:grid}.cb-acc.cb-open .cb-acc-chevron{transform:rotate(180deg)}.cb-acc-body{grid-template-rows:0fr;transition:grid-template-rows .4s cubic-bezier(.4,0,.2,1);display:grid}.cb-acc.cb-open 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