/* K53LearnersTests.co.za quiz runner theme */
.k53-run-wrap{max-width:780px;margin:0 auto;}
.k53-run-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;flex-wrap:wrap;}
.k53-run-pill{font-size:12.5px;font-weight:700;color:#fff;background:var(--k53-ink,#0b1116);padding:7px 14px;border-radius:8px;font-family:Archivo,sans-serif;letter-spacing:.02em;}
.k53-run-score{font-size:13px;font-weight:600;color:var(--k53-mut,#71808c);}
.k53-run-prog{height:9px;background:#e8edf1;border-radius:999px;overflow:hidden;margin:0 0 22px;}
.k53-run-prog>span{display:block;height:100%;background:linear-gradient(90deg,var(--k53-blue,#379cd4),var(--k53-red,#de1515));transition:width .3s;}
.k53-run-tools{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px;}
.k53-run-tools .k53-tool{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--k53-ink,#0b1116);background:#fff;border:1.5px solid var(--k53-line,#e4e9ee);padding:7px 14px;border-radius:999px;text-decoration:none;transition:.15s;font-family:Archivo,sans-serif;}
.k53-run-tools .k53-tool:hover{background:var(--k53-ink,#0b1116);color:#fff;border-color:var(--k53-ink,#0b1116);}
.k53-run{background:#fff;border:1.5px solid var(--k53-line,#e4e9ee);border-radius:14px;padding:28px;position:relative;overflow:hidden;}
.k53-run::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,var(--k53-blue,#379cd4) 0 50%,var(--k53-red,#de1515) 50% 100%);}
.k53-run .k53-run-img{text-align:center;margin:6px 0 18px;}
.k53-run .k53-run-img img{max-height:230px;max-width:100%;object-fit:contain;border-radius:10px;}
.k53-run .k53-run-q{font-size:20px;font-weight:700;line-height:1.4;margin:4px 0 8px;color:var(--k53-ink,#0b1116);font-family:Archivo,sans-serif;}
.k53-run .k53-run-sub{color:var(--k53-mut,#71808c);font-size:15px;margin:0 0 18px;}
.k53-opts{display:grid;gap:12px;margin:18px 0 0;}
.k53-opt{display:flex;align-items:center;gap:12px;text-align:left;width:100%;padding:15px 16px;border:2px solid var(--k53-line,#e4e9ee);border-radius:11px;background:#fff;font-size:15.5px;cursor:pointer;transition:.15s;font-family:inherit;color:inherit;}
.k53-opt:hover:not(:disabled){border-color:var(--k53-blue,#379cd4);background:var(--k53-soft,#e9f4fb);}
.k53-opt .n{flex:0 0 30px;height:30px;display:grid;place-items:center;border-radius:50%;background:#eef1f4;color:var(--k53-ink,#0b1116);font-weight:800;font-size:13px;font-family:Archivo,sans-serif;}
.k53-opt:hover:not(:disabled) .n{background:var(--k53-blue,#379cd4);color:#fff;}
.k53-opt.correct{border-color:var(--k53-green,#149144);background:var(--k53-green-soft,#e8f6ee);}
.k53-opt.correct .n{background:var(--k53-green,#149144);color:#fff;}
.k53-opt.wrong{border-color:var(--k53-red,#de1515);background:var(--k53-red-soft,#fdeceb);}
.k53-opt.wrong .n{background:var(--k53-red,#de1515);color:#fff;}
.k53-opt:disabled{cursor:default;}
.k53-run-fb{margin:16px 0 0;padding:13px 16px;border-radius:11px;font-size:14.5px;font-weight:600;display:none;}
.k53-run-fb.show{display:block;}
.k53-run-fb.ok{background:var(--k53-green-soft,#e8f6ee);color:#0d6e33;}
.k53-run-fb.no{background:#fef4ec;color:#a05a09;}
.k53-pager{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:22px 0 4px;}
.k53-pager .k53-prev{color:var(--k53-mut,#71808c);text-decoration:none;font-weight:600;font-size:14.5px;padding:12px 16px;border-radius:999px;}
.k53-pager .k53-prev:hover{background:#eef1f4;color:var(--k53-ink,#0b1116);}
.k53-pager .k53-prev.disabled{visibility:hidden;}
.k53-next{display:inline-flex;align-items:center;gap:8px;background:var(--k53-red,#de1515);color:#fff!important;font-weight:700;font-size:16px;padding:14px 30px;border-radius:999px;text-decoration:none;box-shadow:0 8px 20px rgba(222,21,21,.3);transition:.15s;font-family:Archivo,sans-serif;}
.k53-next:hover{background:var(--k53-red-d,#b31010);transform:translateY(-2px);color:#fff!important;}
.k53-next.ready{animation:k53pulse 1.2s ease-in-out 2;}
@keyframes k53pulse{0%,100%{box-shadow:0 8px 20px rgba(222,21,21,.3);}50%{box-shadow:0 8px 20px rgba(222,21,21,.3),0 0 0 7px rgba(222,21,21,.15);}}
.k53-run-hint{text-align:center;color:var(--k53-mut,#71808c);font-size:13px;margin-top:14px;}
@media(max-width:560px){.k53-run{padding:18px;}.k53-run .k53-run-q{font-size:17px;}.k53-next{padding:13px 22px;font-size:15px;}}