.scertpe-mcq{background:var(--c-surface,#fff);border:1px solid var(--c-border,#e1e8ea);border-radius:12px;padding:16px 18px;margin:1.2em 0}
.scertpe-q{font-weight:700;margin:0 0 10px}
.scertpe-opts{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.scertpe-opts button{width:100%;text-align:left;font:inherit;color:inherit;background:transparent;border:1px solid var(--c-border,#cfd8dc);border-radius:10px;padding:10px 14px;cursor:pointer}
.scertpe-opts button:hover:not(:disabled){border-color:var(--c-primary,#0f5c63)}
.scertpe-opts button:disabled{cursor:default}
.scertpe-opts button.is-correct{background:#d9f4e1;border-color:#2e9e57;color:#0b3d1d}
.scertpe-opts button.is-wrong{background:#fde0e0;border-color:#d64545;color:#5a0e0e}
.scertpe-result{margin-top:10px;font-weight:700}
.scertpe-exp{margin-top:8px;padding:10px 14px;border-left:4px solid var(--c-accent,#f59e0b);background:rgba(245,158,11,.08);border-radius:0 8px 8px 0}
.scertpe-dl{display:inline-block;background:var(--c-primary,#0f5c63);color:#fff!important;padding:10px 20px;border-radius:10px;font-weight:700;text-decoration:none!important}
.scertpe-dl:hover{filter:brightness(1.1)}

/* ---- Quiz card (daily capsule / chapter quiz / mock) ---- */
.scertpe-quiz{background:#fff;border:2px solid #0e2a2e;border-radius:20px;overflow:hidden;box-shadow:0 6px 22px rgba(14,42,46,.12);margin:1.2em 0}
.scertpe-quiz-head{background:linear-gradient(135deg,#0b2a2f,#10303a);color:#fff;padding:18px 22px 16px}
.scertpe-quiz-top{display:flex;justify-content:space-between;align-items:center;gap:10px}
.scertpe-badge{background:#f0a500;color:#1b1300;font-weight:800;font-size:12px;padding:4px 12px;border-radius:20px}
.scertpe-count{font-weight:700;font-size:14px}
.scertpe-quiz-head h3{color:#fff;font-size:22px;margin:12px 0 4px}
.scertpe-quiz-head p{margin:0;color:#c8d9dc;font-size:14px}
.scertpe-bar{height:5px;background:#ffffff26;border-radius:5px;margin-top:14px;overflow:hidden}
.scertpe-bar span{display:block;height:100%;width:0;background:#f0a500;transition:width .3s}
.scertpe-quiz-body{padding:18px 22px 22px}
.scertpe-chip{display:inline-block;background:#e8f4ea;color:#1e5a32;font-size:12px;font-weight:700;padding:3px 12px;border-radius:8px;margin-bottom:10px}
.scertpe-question{font-size:18px;font-weight:800;line-height:1.55;margin:0 0 12px}
.scertpe-stmts{margin:0 0 12px;padding-left:1.4em;font-size:16px}
.scertpe-options{display:grid;gap:10px}
.scertpe-option{width:100%;text-align:left;font:inherit;font-size:16px;color:inherit;background:#fff;border:1px solid #dfe3e6;border-radius:12px;padding:12px 16px;cursor:pointer}
.scertpe-option:hover:not(:disabled){border-color:#1e6b3a;background:#f4faf6}
.scertpe-option:disabled{cursor:default}
.scertpe-option.is-correct{background:#d9f4e1;border-color:#2e9e57;color:#0b3d1d}
.scertpe-option.is-wrong{background:#fde0e0;border-color:#d64545;color:#5a0e0e}
.scertpe-feedback{margin-top:12px;font-weight:700}
.scertpe-feedback.ok{color:#1e7a43}.scertpe-feedback.bad{color:#b42626}
.scertpe-expl{display:block;font-weight:400;color:#2d3a3d;margin-top:6px;padding:10px 14px;border-left:4px solid #f0a500;background:#fff7e3;border-radius:0 8px 8px 0}
.scertpe-next{margin-top:14px;background:#1e6b3a;color:#fff;border:0;border-radius:10px;padding:10px 22px;font:inherit;font-weight:700;cursor:pointer}
.scertpe-next:hover{filter:brightness(1.1)}
.scertpe-done{text-align:center;padding:14px 0}
.scertpe-score-label{margin:0;color:#5d6f75}
.scertpe-score{font-size:40px;font-weight:800;margin:4px 0 6px;color:#1e6b3a}