/* Match the main site's neutral palette; the legacy layout calls its primary colour --green. */
:root {
  --paper: #fff;
  --white: #fff;
  --ink: #202326;
  --muted: #61666c;
  --line: #e5e7ea;
  --soft: #f5f6f8;
  --green: var(--ink);
  --font: Arial, Helvetica, sans-serif;
  --focus: #245de1;
  --correct: #147a59;
  --correct-soft: #ecf8f2;
  --incorrect: #b93e4f;
  --incorrect-soft: #fff0f2;
}

body{background:var(--paper)}.blitz-main{max-width:1070px}.blitz-hero{display:grid;grid-template-columns:minmax(0,1fr) 190px;align-items:center;gap:36px;padding:50px 0 35px}.blitz-hero h1{font-size:clamp(2.6rem,5.9vw,4.4rem)}.blitz-hero .hero-description{font-size:1.03rem;max-width:650px}.blitz-sprite{position:relative;border:1px solid var(--line);background:var(--soft);border-radius:28px;text-align:center;padding:5px;align-self:center}.blitz-sprite img{object-fit:contain;max-width:100%;display:block;margin:auto}.blitz-bolt{position:absolute;bottom:-15px;right:-12px;background:var(--soft);border:5px solid var(--paper);width:60px;height:60px;display:grid;place-items:center;border-radius:50%;font-size:2rem;color:var(--ink);font-weight:800}.setup-panel,.session-panel,.results-panel{padding:32px;border:1px solid var(--line);background:var(--white);border-radius:22px;margin-bottom:24px}.round-chip{font-size:.77rem;padding:7px 12px;border-radius:50px;color:var(--green);background:var(--soft);white-space:nowrap}.setup-panel .tier-switch{max-width:300px;margin:22px 0}.setup-panel .tier-switch button{flex:1}.filter-grid{display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:16px}.filter-grid label{display:block;margin-bottom:7px}.mode-choices{padding:0;border:0;margin:24px 0;display:grid;grid-template-columns:1fr 1fr;gap:14px}.mode-choices legend{font-size:.77rem;font-weight:700;margin-bottom:10px}.mode-card{min-height:98px;padding:16px;display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:12px;background:var(--soft);cursor:pointer}.mode-card:has(input:checked){border-color:var(--green);background:var(--soft)}.mode-card input{min-height:auto;width:18px;height:18px;accent-color:var(--green);flex-shrink:0}.mode-card strong{display:block;font-size:.94rem}.mode-card small{display:block;color:var(--muted);font-size:.77rem;font-weight:400;margin-top:4px;line-height:1.5}.mode-symbol{margin-left:auto;color:var(--green);font-size:1.8rem;font-weight:500;flex-shrink:0}.setup-bottom{display:flex;align-items:center;gap:20px;justify-content:space-between;border-top:1px solid var(--line);padding-top:20px}.pool-status{font-size:.87rem;color:var(--green);font-weight:650;margin-bottom:4px}.setup-note{font-size:.75rem;color:var(--muted);margin:0}.setup-bottom .button{flex-shrink:0;min-width:170px}.session-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px}.session-toolbar .eyebrow{margin-bottom:4px}.question-progress{font-size:.82rem;color:var(--muted);margin-bottom:0;font-variant-numeric:tabular-nums}.clock-group{display:flex;align-items:center;gap:8px}.round-clock{font-size:1.6rem;font-weight:740;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--green);padding-right:6px}.round-clock.low-time{color:var(--incorrect)}.small-button{padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--white);font-size:.77rem;color:var(--muted);min-height:44px}.small-button:hover{background:var(--soft);color:var(--ink)}.progress-track{height:5px;background:var(--soft);border-radius:6px;overflow:hidden;margin:22px 0 28px}.progress-track>div{height:100%;background:var(--green);border-radius:6px;transition:width .2s}.question-tags{display:flex;flex-wrap:wrap;gap:8px;font-size:.7rem;color:var(--green);margin-bottom:18px}.question-tags span{border:1px solid var(--line);border-radius:5px;padding:3px 8px;background:var(--paper)}.question-body h2{font-size:clamp(1.55rem,3.2vw,2.15rem);font-weight:650;line-height:1.5;white-space:pre-line;margin-bottom:10px;letter-spacing:-.02em}.option-hint{font-size:.83rem;color:var(--muted);margin-bottom:22px}.answer-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.answer-option{display:flex;align-items:center;gap:12px;text-align:left;border:1px solid var(--line);border-radius:12px;padding:17px 16px;background:var(--white);color:var(--ink);font-size:1.02rem;min-height:70px;line-height:1.5;white-space:pre-line}.answer-option:hover:not(:disabled){border-color:var(--green);background:var(--soft)}.answer-option .option-letter{display:grid;place-items:center;min-width:30px;height:30px;border-radius:7px;background:var(--soft);font-size:.78rem;font-weight:650}.answer-option.correct{border:2px solid var(--correct);background:var(--correct-soft)}.answer-option.correct .option-letter{background:var(--correct);color:var(--white)}.answer-option.incorrect{border:2px solid var(--incorrect);background:var(--incorrect-soft)}.answer-option.incorrect .option-letter{background:var(--incorrect);color:var(--white)}.answer-option:disabled{opacity:1;color:var(--ink)}.answer-option:not(.correct):not(.incorrect):disabled{background:var(--soft);color:var(--muted)}.skip-question{border:0;background:transparent;font-size:.79rem;color:var(--muted);text-decoration:underline;text-underline-offset:4px;margin:13px 0 7px;padding:8px 0;min-height:44px}.skip-question:hover{color:var(--green)}.skip-question:disabled{opacity:.5}.answer-feedback{background:var(--correct-soft);border-left:4px solid var(--correct);border-radius:9px;padding:19px 20px;margin-top:16px}.answer-feedback.missed{background:var(--incorrect-soft);border-left-color:var(--incorrect)}.answer-feedback h3{font-size:1.1rem;letter-spacing:-.015em;margin-bottom:10px}.answer-feedback p{font-size:.9rem;white-space:pre-line;margin-bottom:11px}.answer-feedback p:last-child{margin-bottom:0}.feedback-correct{font-weight:650}.question-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:22px;margin-top:7px;border-top:1px solid var(--line)}.question-bottom>a{font-size:.78rem}.paused-message{background:var(--soft);border:1px solid var(--line);padding:15px 18px;border-radius:10px;color:var(--ink);font-size:.88rem;margin-bottom:20px}.results-panel h2{font-size:2.2rem;margin-bottom:15px}.score-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:25px 0 30px}.score-grid>div{background:var(--soft);padding:22px 18px;border-radius:12px}.score-grid strong{display:block;font-size:2.2rem;line-height:1.2;color:var(--green);font-variant-numeric:tabular-nums}.score-grid span{display:block;font-size:.76rem;color:var(--muted);margin-top:7px}.missed-review h3{font-size:1.25rem}.review-card{padding:18px;border:1px solid var(--line);border-radius:12px;margin-bottom:13px}.review-card h4{font-size:1rem;line-height:1.5;margin-bottom:10px;white-space:pre-line}.review-card p{font-size:.87rem;white-space:pre-line;margin-bottom:9px}.review-card .review-label{font-size:.7rem;color:var(--muted);margin-bottom:8px}.review-card a{font-size:.8rem;display:inline-flex;min-height:44px;align-items:center}.review-answer{font-weight:650;color:var(--green)}.result-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}.blitz-tip{display:flex;align-items:center;gap:15px;margin:20px 0 36px;padding:15px 18px;background:var(--soft);border-radius:12px}.blitz-tip>span{display:grid;place-items:center;width:42px;height:42px;flex-shrink:0;font-size:1.7rem;background:var(--white);border-radius:10px}.blitz-tip p{font-size:.83rem;color:var(--muted);margin:0;max-width:760px}.blitz-tip strong{color:var(--ink)}@media(max-width:800px){.filter-grid{grid-template-columns:1fr 1fr}.filter-grid>div:last-child{grid-column:1/-1}.setup-panel,.session-panel,.results-panel{padding:25px}.blitz-hero{gap:20px;grid-template-columns:minmax(0,1fr) 145px}.blitz-sprite img{width:140px;height:140px}.mode-card{padding:14px}.mode-symbol{display:none}}@media(max-width:580px){.blitz-hero{padding:28px 0;grid-template-columns:1fr 82px;gap:7px}.blitz-hero>div:first-child{display:contents}.blitz-hero .eyebrow,.blitz-hero h1{grid-column:1}.blitz-hero h1{font-size:2.4rem;margin-bottom:15px}.blitz-hero .eyebrow{font-size:.6rem;margin-bottom:13px}.blitz-hero .hero-description,.blitz-hero .hero-tags{grid-column:1/-1}.blitz-hero .hero-description{font-size:.95rem}.blitz-sprite{grid-column:2;grid-row:1/3;border-radius:15px}.blitz-sprite img{width:95px;height:110px}.blitz-bolt{width:38px;height:38px;font-size:1.3rem;right:-9px;bottom:-10px;border-width:3px}.setup-panel,.session-panel,.results-panel{padding:22px 17px;border-radius:16px}.round-chip{display:inline-block;margin-top:8px}.setup-panel .tier-switch{max-width:none;margin:18px 0}.filter-grid{gap:14px 10px}.filter-grid>div:first-child{grid-column:1/-1}.filter-grid>div:last-child{grid-column:auto}.mode-choices{grid-template-columns:1fr;margin:20px 0}.mode-card{min-height:80px;padding:13px}.mode-symbol{display:block}.setup-bottom{display:block}.setup-bottom .button{width:100%;margin-top:17px}.session-toolbar{display:block}.clock-group{margin-top:14px;justify-content:flex-end}.session-toolbar .eyebrow{font-size:.65rem}.question-progress{font-size:.8rem}.answer-options{grid-template-columns:1fr;gap:10px}.answer-option{min-height:60px;padding:13px}.question-tags{font-size:.64rem;gap:5px}.question-body h2{font-size:1.55rem}.question-bottom{display:block}.question-bottom .button{width:100%;margin-top:15px}.question-bottom>a{min-height:44px;display:flex;align-items:center}.answer-feedback{padding:16px}.score-grid{gap:8px}.score-grid>div{padding:17px 10px}.score-grid strong{font-size:1.8rem}.score-grid span{font-size:.65rem;line-height:1.5}.results-panel h2{font-size:1.95rem}.result-actions{display:grid}.review-card{padding:15px}.blitz-tip{align-items:flex-start;gap:10px;padding:15px}.blitz-tip>span{width:30px;height:35px;font-size:1.4rem}.blitz-tip p{font-size:.77rem}.small-button{padding:8px 10px}}
.tier-context{font-size:.79rem;color:var(--muted);max-width:740px;margin:-5px 0 20px;line-height:1.6}
.question-bottom>a{display:inline-flex;align-items:center;min-height:44px}

/* Keep inherited control states within the same palette. */
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
  outline-color: var(--focus);
}
input, select { border-color: #87919e; }
.tier-switch { background: var(--soft); }
.tier-switch button[aria-pressed="true"] { color: var(--white); box-shadow: none; }
.button:hover { background: #3d4247; }
.button.secondary:hover { background: var(--soft); }
.error-message { color: var(--incorrect); }