.cbt-app{min-height:100dvh;background:var(--bg);color:var(--navy);font-size:16px;line-height:1.6;padding-bottom:100px;letter-spacing:0}
.cbt-app *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
.cbt-app button{cursor:pointer;min-height:44px;border:1px solid #bbc6d8;background:#fff;color:var(--navy);border-radius:5px;padding:8px 16px;font-size:1rem;font-weight:600}
.cbt-app button:disabled{opacity:.45;cursor:default}.cbt-app button:focus-visible,.cbt-app a:focus-visible,.cbt-app input:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.cbt-app button[aria-pressed=true]{background:var(--blue-tint);border-color:var(--blue);color:var(--blue-dark)}
.cbt-app .cbt-primary{background:var(--blue-dark);color:#fff;border-color:var(--blue-dark)}
.cbt-header{background:var(--navy);color:#fff;display:flex;align-items:center;gap:24px;padding:16px 28px;flex-wrap:wrap}.cbt-header a{font-size:22px;font-weight:800}.cbt-header span{margin-left:auto;font-size:14px;color:#d8dff5}
.cbt-notice{margin:0;padding:12px 28px;background:#fff8df;color:#624c0b;border-bottom:1px solid #dfce96;font-size:14px}
.cbt-start{max-width:780px;margin:40px auto;background:#fff;border:1px solid var(--line);padding:32px}.cbt-start h1{font-size:28px;margin:8px 0 24px}.cbt-start>p{color:var(--muted)}.cbt-start dl{border-top:1px solid var(--line);margin:24px 0}.cbt-start dl>div{display:grid;grid-template-columns:160px 1fr;padding:14px 0;border-bottom:1px solid var(--line)}.cbt-start dt{font-weight:700}.cbt-start dd{margin:0}
.cbt-toolbar{display:flex;justify-content:space-between;gap:16px;padding:16px 24px;background:#fff;border-bottom:1px solid var(--line);flex-wrap:wrap}.cbt-subjects,.cbt-textsize,.cbt-filters{display:flex;gap:6px;flex-wrap:wrap}
.cbt-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;max-width:1440px;margin:auto;gap:20px;padding:24px}.cbt-question{padding:28px;background:#fff;border:1px solid var(--line);min-height:480px}.cbt-question-meta{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:14px}.cbt-question h1{font-size:22px;line-height:1.65;margin:28px 0;outline:none;text-wrap:wrap}.cbt-question fieldset{border:0;margin:0;padding:0;display:grid;gap:12px}.cbt-question label{display:flex;gap:14px;align-items:baseline;padding:16px;border:1px solid #ccd5e1;border-radius:4px;cursor:pointer;font-size:18px}.cbt-question .cbt-selected{border-color:var(--blue);background:var(--blue-tint)}.cbt-question input{accent-color:var(--blue-dark);min-width:18px;min-height:18px}.cbt-large h1{font-size:28px}.cbt-large label{font-size:24px}.cbt-save{margin-top:28px;color:var(--muted);font-size:14px}
.cbt-sidebar{background:#fff;border:1px solid var(--line);align-self:start;padding:20px}.cbt-sidebar h2{font-size:18px;margin:20px 0 4px}.cbt-sidebar p{font-size:14px}.cbt-timer{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:16px;gap:12px}.cbt-timer strong{font-size:30px;font-variant-numeric:tabular-nums}.cbt-urgent strong{color:#b32a35}.cbt-filters button{padding:7px 10px;font-size:14px}.cbt-answer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:16px}.cbt-answer-grid button{padding:6px;display:flex;flex-direction:column;align-items:center;min-height:66px}.cbt-answer-grid .answered{background:var(--blue-tint)}.cbt-answer-grid .current{outline:2px solid var(--blue-dark);outline-offset:1px}.cbt-answer-grid small{font-size:12px;color:#8d5410}
.cbt-footer{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:center;align-items:center;gap:16px;padding:16px 24px;background:#fff;border-top:1px solid var(--line);z-index:5}.cbt-footer .cbt-primary{margin-left:24px}
.cbt-overlay{position:fixed;inset:0;background:#10193788;display:grid;place-items:center;padding:20px;z-index:10}.cbt-review{background:#fff;border:1px solid var(--line);padding:28px;width:min(540px,100%);max-height:90dvh;overflow:auto}.cbt-review h2{margin:0 0 20px;font-size:24px}.cbt-review>div{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.cbt-sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
@media(max-width:760px){.cbt-header{padding:12px 16px;gap:12px}.cbt-header span{width:100%;margin-left:0}.cbt-notice{padding:12px 16px}.cbt-grid{grid-template-columns:1fr;padding:12px;gap:12px}.cbt-question{padding:18px;min-height:0}.cbt-question h1{font-size:20px}.cbt-large h1{font-size:26px}.cbt-sidebar{padding:16px}.cbt-answer-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.cbt-toolbar{padding:12px}.cbt-footer{gap:6px;padding:10px;flex-wrap:wrap}.cbt-footer button{padding:8px 10px}.cbt-footer .cbt-primary{margin-left:0}.cbt-start{margin:16px;padding:22px}.cbt-start dl>div{grid-template-columns:1fr}.cbt-start h1{font-size:24px}}