/* North Dakota Driver Test — scoped styles (prefix .ndt-app) */
.ndt-app{
  --ndt-green:#1d6b4a;--ndt-green-d:#134e36;--ndt-ink:#16201c;--ndt-paper:#eceeea;
  --ndt-surface:#fff;--ndt-line:#d7dcd5;--ndt-yellow:#f4b400;--ndt-ok:#2c7a4d;--ndt-ok-bg:#e6f4ea;
  --ndt-bad:#c0392b;--ndt-bad-bg:#fbeae8;--ndt-muted:#5d675f;
  --ndt-shadow:0 1px 2px rgba(20,32,28,.06),0 6px 22px rgba(20,32,28,.08);--ndt-radius:16px;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  color:var(--ndt-ink);line-height:1.5;-webkit-font-smoothing:antialiased;
  max-width:680px;margin:0 auto;display:block;box-sizing:border-box;
}
.ndt-app *,.ndt-app *::before,.ndt-app *::after{box-sizing:border-box}
.ndt-app button{font-family:inherit}

.ndt-topbar{display:flex;align-items:center;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.ndt-badge-nd{background:var(--ndt-green);color:#fff;border-radius:10px;padding:8px 12px;font-weight:800;
  letter-spacing:.5px;box-shadow:inset 0 0 0 2px rgba(255,255,255,.85),inset 0 0 0 4px var(--ndt-green);font-size:13px;white-space:nowrap}
.ndt-topbar h1{font-size:15px;font-weight:600;margin:0;color:var(--ndt-muted)}

.ndt-hero{background:var(--ndt-green);color:#fff;border-radius:var(--ndt-radius);padding:22px 20px 26px;
  margin-bottom:18px;position:relative;overflow:hidden;box-shadow:var(--ndt-shadow)}
.ndt-hero::before{content:"";position:absolute;left:0;right:0;bottom:0;height:8px;
  background:repeating-linear-gradient(90deg,var(--ndt-yellow) 0 26px,transparent 26px 52px);opacity:.95}
.ndt-hero h2{margin:0 0 6px;font-size:24px;font-weight:800;letter-spacing:-.2px;line-height:1.18;color:#fff}
.ndt-hero p{margin:0;font-size:14px;color:#dff0e6}
.ndt-hero b{color:#fff}
.ndt-meta{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}
.ndt-pill{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:5px 11px;font-size:12.5px;font-weight:500}

.ndt-note{background:#fff8e6;border:1px solid #f0dca0;border-radius:12px;padding:12px 14px;font-size:13px;color:#6b551b;margin-bottom:20px}
.ndt-note b{color:#4d3d12}

.ndt-sec-head{display:flex;align-items:baseline;justify-content:space-between;margin:0 2px 10px}
.ndt-sec-head h3{font-size:13px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--ndt-muted);margin:0}
.ndt-sec-head span{font-size:12.5px;color:var(--ndt-muted)}

.ndt-grid{display:flex;flex-direction:column;gap:10px}
.ndt-card{background:var(--ndt-surface);border:1px solid var(--ndt-line);border-radius:14px;padding:14px;
  display:flex;align-items:center;gap:14px;cursor:pointer;width:100%;text-align:left;color:inherit;
  transition:transform .12s,box-shadow .12s,border-color .12s}
.ndt-card:hover{transform:translateY(-2px);box-shadow:var(--ndt-shadow);border-color:#c2cabf}
.ndt-card:focus-visible{outline:3px solid var(--ndt-green);outline-offset:2px}
.ndt-marker{flex:none;width:46px;height:46px;border-radius:10px;background:var(--ndt-green);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.55),inset 0 0 0 4px var(--ndt-green)}
.ndt-cbody{flex:1;min-width:0;display:flex;flex-direction:column}
.ndt-ctitle{font-weight:600;font-size:15px;line-height:1.25}
.ndt-csub{font-size:12.5px;color:var(--ndt-muted);margin-top:2px}
.ndt-score{flex:none;font-size:12px;font-weight:700;border-radius:999px;padding:4px 9px}
.ndt-score.ndt-done{background:var(--ndt-ok-bg);color:var(--ndt-ok)}
.ndt-score.ndt-todo{background:#eef1ee;color:var(--ndt-muted)}
.ndt-chev{flex:none;color:#aeb7ac;font-size:20px;line-height:1}

.ndt-back{background:none;border:none;color:var(--ndt-green);font-weight:600;font-size:14px;
  padding:6px 0;cursor:pointer;display:inline-flex;align-items:center;gap:6px;margin-bottom:6px}
.ndt-back:focus-visible{outline:3px solid var(--ndt-green);outline-offset:3px;border-radius:6px}
.ndt-qhead{margin:2px 0 14px}
.ndt-stitle{font-weight:800;font-size:19px;letter-spacing:-.2px}
.ndt-progress-row{display:flex;align-items:center;gap:12px;margin-top:12px}
.ndt-counter{font-size:13px;font-weight:700;white-space:nowrap;color:var(--ndt-green-d)}
.ndt-track{flex:1;height:9px;background:#dfe4dc;border-radius:999px;overflow:hidden}
.ndt-fill{display:block;height:100%;background:var(--ndt-green);border-radius:999px;transition:width .3s;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.35) 0 6px,transparent 6px 14px)}

.ndt-qcard{background:var(--ndt-surface);border:1px solid var(--ndt-line);border-radius:var(--ndt-radius);
  padding:18px;box-shadow:var(--ndt-shadow);margin-top:14px}
.ndt-signbox{display:flex;justify-content:center;margin:2px 0 16px}
.ndt-signbox svg{max-width:150px;height:auto;filter:drop-shadow(0 4px 10px rgba(20,32,28,.12))}
.ndt-sign-img{max-width:500px;max-height:500px;width:auto;height:auto;object-fit:contain;border-radius:8px;filter:drop-shadow(0 4px 10px rgba(20,32,28,.12))}
.ndt-qtext{font-size:17px;font-weight:600;line-height:1.4;margin-bottom:16px}

.ndt-opts{display:flex;flex-direction:column;gap:10px}
.ndt-opt{display:flex;align-items:flex-start;gap:12px;width:100%;text-align:left;background:#fff;
  border:1.5px solid var(--ndt-line);border-radius:12px;padding:13px 14px;font-size:15px;color:var(--ndt-ink);
  cursor:pointer;line-height:1.35;min-height:62px;transition:border-color .12s,background .12s}
.ndt-opt:hover:not(:disabled){border-color:#9fb3a4}
.ndt-opt:focus-visible{outline:3px solid var(--ndt-green);outline-offset:2px}
.ndt-opt:disabled{cursor:default}
.ndt-opt-text{flex:1;min-width:0}
.ndt-key{flex:none;width:26px;height:26px;border-radius:7px;background:#eef1ee;color:var(--ndt-muted);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.ndt-opt.ndt-sel{border-color:var(--ndt-green);background:#f0f7f2}
.ndt-opt.ndt-sel .ndt-key{background:var(--ndt-green);color:#fff}
.ndt-opt.ndt-correct{border-color:var(--ndt-ok);background:var(--ndt-ok-bg)}
.ndt-opt.ndt-correct .ndt-key{background:var(--ndt-ok);color:#fff}
.ndt-opt.ndt-wrong{border-color:var(--ndt-bad);background:var(--ndt-bad-bg)}
.ndt-opt.ndt-wrong .ndt-key{background:var(--ndt-bad);color:#fff}
.ndt-mark{margin-left:auto;font-weight:800;font-size:15px}
.ndt-opt.ndt-correct .ndt-mark{color:var(--ndt-ok)}
.ndt-opt.ndt-wrong .ndt-mark{color:var(--ndt-bad)}

.ndt-feedback{margin-top:16px;border-radius:12px;padding:13px 15px;font-size:14px;display:none}
.ndt-feedback.ndt-show{display:block;animation:ndt-rise .25s ease}
.ndt-feedback.ndt-right{background:var(--ndt-ok-bg);border:1px solid #bfe1cb}
.ndt-feedback.ndt-wrong{background:var(--ndt-bad-bg);border:1px solid #eec4be}
.ndt-ftitle{font-weight:700;margin-bottom:4px}
.ndt-feedback.ndt-right .ndt-ftitle{color:var(--ndt-ok)}
.ndt-feedback.ndt-wrong .ndt-ftitle{color:var(--ndt-bad)}
.ndt-fexp{color:#33433a}
@keyframes ndt-rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.ndt-actions{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.ndt-btn{width:100%;border:none;border-radius:12px;padding:15px;font-weight:700;font-size:16px;cursor:pointer;
  transition:filter .12s,background .12s;line-height:1.2}
.ndt-btn:focus-visible{outline:3px solid var(--ndt-ink);outline-offset:2px}
.ndt-btn-primary{background:var(--ndt-green);color:#fff}
.ndt-btn-primary:hover{filter:brightness(1.07)}
.ndt-btn-primary:disabled{background:#bcc7be;cursor:not-allowed;filter:none}
.ndt-btn-ghost{background:#fff;color:var(--ndt-green);border:1.5px solid var(--ndt-line)}
.ndt-btn-ghost:hover{border-color:var(--ndt-green)}

.ndt-result{background:var(--ndt-surface);border:1px solid var(--ndt-line);border-radius:var(--ndt-radius);
  padding:24px 20px;box-shadow:var(--ndt-shadow);text-align:center;margin-top:14px}
.ndt-ring{width:150px;height:150px;margin:4px auto 14px;position:relative}
.ndt-ring svg{transform:rotate(-90deg)}
.ndt-rc{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ndt-pct{font-size:34px;font-weight:800;line-height:1}
.ndt-frac{font-size:13px;color:var(--ndt-muted);margin-top:3px}
.ndt-verdict{font-size:20px;font-weight:800;margin:4px 0}
.ndt-verdict.ndt-pass{color:var(--ndt-ok)}
.ndt-verdict.ndt-fail{color:var(--ndt-bad)}
.ndt-vsub{font-size:14px;color:var(--ndt-muted);margin-bottom:20px}

.ndt-foot{margin-top:26px;text-align:center;font-size:12px;color:#94a096}
@media (prefers-reduced-motion:reduce){.ndt-app *{transition:none!important;animation:none!important}}