.kv-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.75rem;max-width:64rem;margin:0 auto}.kv-card--load{text-align:center;color:var(--color-fg-secondary)}.kv-progress{display:flex;align-items:center;gap:.9rem;margin-bottom:1.5rem}.kv-progress__bar{flex:1;height:7px;background:var(--color-bg-alt);border-radius:999px;overflow:hidden}.kv-progress__fill{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--color-brand),var(--color-brand-strong));transition:width .25s ease}.kv-progress__lbl{font-size:.85rem;font-weight:700;color:var(--color-fg);white-space:nowrap;font-variant-numeric:tabular-nums}.kv-progress__sc{color:var(--color-fg-secondary);font-weight:600}@media(prefers-reduced-motion:reduce){.kv-progress__fill{transition:none}}.kv-card--done{text-align:center}.kv-done{max-width:26rem;margin:0 auto;padding:.75rem 0 .5rem;display:flex;flex-direction:column;align-items:center;gap:.3rem}.kv-done__badge{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:999px;margin-bottom:.5rem}.kv-done__badge svg{width:30px;height:30px}.kv-done__badge--a{background:#10b98124;color:#047857}.kv-done__badge--b{background:#3b82f624;color:#1d4ed8}.kv-done__badge--d{background:#f59e0b29;color:#b45309}.kv-done__name{margin:0;font-size:1.375rem;font-weight:800;letter-spacing:-.015em;color:var(--color-fg)}.kv-done__score{margin:.35rem 0 0;font-size:3rem;font-weight:800;line-height:1;color:var(--color-fg);font-variant-numeric:tabular-nums}.kv-done__of{color:var(--color-fg-secondary);font-weight:700;font-size:1.5rem}.kv-done__pct{margin:0 0 1.1rem;font-weight:700;color:var(--color-brand-strong)}.kv-top{display:grid;gap:1.5rem}@media(min-width:620px){.kv-top{grid-template-columns:200px minmax(0,1fr);gap:2.25rem;align-items:stretch}.kv-art{aspect-ratio:auto;height:100%}}.kv-main{min-width:0}.kv-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1.1rem}.kv-q{font-size:1.0625rem;font-weight:700;color:var(--color-fg)}.kv-score{font-size:.95rem;font-weight:700;color:var(--color-brand-strong);font-variant-numeric:tabular-nums;white-space:nowrap}.kv-score__pct{color:var(--color-fg-secondary);font-weight:600}.kv-art{display:flex;align-items:center;justify-content:center;width:100%;max-width:200px;aspect-ratio:1;margin:0 auto;padding:1rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.kv-art img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block}.kv-options{display:grid;grid-template-columns:1fr 1fr;gap:.65rem;grid-auto-rows:1fr}@media(max-width:460px){.kv-options{grid-template-columns:1fr}}.kv-opt{display:flex;align-items:center;justify-content:space-between;gap:.5rem;height:100%;min-height:4.75rem;font:inherit;font-size:1rem;font-weight:600;text-align:left;padding:.8rem 1rem;border:1px solid var(--color-border);border-radius:.6rem;background:var(--color-bg);color:var(--color-fg);cursor:pointer;transition:border-color .12s ease,background .12s ease,transform .12s ease}.kv-opt:hover:not(:disabled){border-color:var(--color-brand);transform:translateY(-1px)}.kv-opt:disabled{cursor:default}.kv-opt.is-correct{background:var(--color-positive-soft);border-color:var(--color-positive-strong);color:var(--color-positive-strong)}.kv-opt.is-wrong{background:#fdecec;border-color:#d32027;color:#b01b21}.kv-opt.is-dim{opacity:.55}.kv-opt__ic{width:1.1rem;flex:none;text-align:center;font-weight:800}.kv-foot{margin-top:1.25rem;min-height:2.9rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.kv-feedback{margin:0;font-size:1rem;color:var(--color-fg)}.kv-detail{color:var(--color-brand-strong);font-weight:600;white-space:nowrap}.kv-next{flex:none;display:inline-flex;align-items:center;justify-content:center;font:inherit;font-weight:700;font-size:1rem;text-decoration:none;padding:.7rem 1.4rem;border:none;border-radius:var(--radius);background:var(--color-brand);color:#fff;cursor:pointer;transition:background .12s ease,transform .12s ease}.kv-next:hover{background:var(--color-brand-strong);transform:translateY(-1px)}.kv-next:active{transform:translateY(0)}.tq-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.75rem;max-width:56rem;margin:0 auto}.tq-load{margin:0;color:var(--color-fg-secondary);text-align:center}.tq-eyebrow{margin:0 0 .5rem;font-size:.8125rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--color-brand-strong)}.tq-q{margin:0 0 1.25rem;font-size:1.1875rem;font-weight:700;line-height:1.4;color:var(--color-fg)}.tq-options{display:grid;gap:.65rem}.tq-opt{display:flex;align-items:center;justify-content:space-between;gap:.65rem;width:100%;font:inherit;font-size:1rem;font-weight:550;text-align:left;padding:.85rem 1.1rem;border:1px solid var(--color-border);border-radius:.6rem;background:var(--color-bg);color:var(--color-fg);cursor:pointer;transition:border-color .12s ease,background .12s ease,transform .12s ease}.tq-opt:hover:not(:disabled){border-color:var(--color-brand);transform:translateY(-1px)}.tq-opt:disabled{cursor:default}.tq-opt.is-correct{background:var(--color-positive-soft);border-color:var(--color-positive-strong);color:var(--color-positive-strong)}.tq-opt.is-wrong{background:#fdecec;border-color:#d32027;color:#b01b21}.tq-opt.is-dim{opacity:.5}.tq-opt__ic{width:1.1rem;flex:none;text-align:center;font-weight:800}.tq-foot{margin-top:1.25rem;min-height:2.9rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.tq-card--done{text-align:center}.tq-art{display:flex;justify-content:center;margin:0 0 1.25rem;padding:.85rem;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg)}.tq-art img{max-width:100%;width:auto;max-height:240px;border-radius:var(--radius);display:block}.tq-feedback{font-size:.95rem;color:var(--color-fg-secondary);font-weight:600}