/* V66 — reliable worksheet viewer + clean A4 printing */
#worksheetOutput{scroll-margin-top:92px}
.v66-viewer{display:grid;gap:14px;margin-top:18px}
.v66-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;background:#0b3558;color:#fff;border-radius:16px;padding:12px 14px;box-shadow:0 10px 28px rgba(11,53,88,.12)}
.v66-toolbar>div:first-child{display:grid;gap:2px}.v66-toolbar strong{font-size:14px}.v66-toolbar small{font:10px ui-monospace,SFMono-Regular,Menlo,monospace;opacity:.72}
.v66-actions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.v66-actions button{border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.09);color:#fff;border-radius:10px;padding:8px 11px;font-weight:800;font-size:11px}.v66-actions .v66-primary{background:#13a6a3;border-color:#13a6a3}
.v66-sheet{width:min(210mm,100%);min-height:285mm;margin:0 auto;background:#fff;color:#172438;border:1px solid #d6e0e8;border-radius:8px;padding:13mm 12mm;box-shadow:0 16px 42px rgba(15,40,65,.10)}
.v66-sheet-header{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;border-bottom:3px solid #173a56;padding-bottom:13px;margin-bottom:16px}.v66-kicker{font-size:11px;color:#718096;font-weight:700;margin-bottom:5px}.v66-title-wrap h1{font-size:23px;line-height:1.3;margin:0 0 5px;color:#0b3558}.v66-meta{font-size:11px;color:#64748b}.v66-code{font:800 10px ui-monospace,SFMono-Regular,Menlo,monospace;color:#355167;border:1px solid #c8d5df;border-radius:8px;padding:7px 9px;white-space:nowrap}
.v66-student-fields{display:grid;grid-template-columns:2fr 1fr 1fr;gap:12px;margin-bottom:14px}.v66-student-fields>div{display:flex;align-items:flex-end;gap:8px;font-size:11px}.v66-student-fields b{white-space:nowrap;color:#334155}.v66-student-fields span{height:24px;flex:1;border-bottom:1px solid #8797a6}
.v66-instructions{background:#f5f9fb;border:1px solid #d9e4eb;border-radius:10px;padding:10px 12px;font-size:11px;line-height:1.65;margin-bottom:14px}
.v66-questions{display:grid;gap:9px}.v66-question{display:grid;grid-template-columns:32px 1fr;gap:9px;border:1px solid #dbe4eb;border-radius:11px;padding:10px 12px;break-inside:avoid}.v66-qnum{width:28px;height:28px;border:1px solid #0b5571;color:#0b5571;border-radius:50%;display:grid;place-items:center;font-weight:900;font-size:11px}.v66-qtext{line-height:1.65;font-size:12px}.v66-answer-line{min-height:25px;border-bottom:1px solid #aebbc5}.v66-options{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:8px}.v66-options>div{border:1px solid #dce5eb;border-radius:8px;padding:7px 9px}.v66-options span{font-weight:900;margin-inline-end:7px;color:#0b5571}
.v66-sheet-footer{display:flex;justify-content:space-between;border-top:1px solid #d6dfe6;margin-top:15px;padding-top:7px;font-size:9px;color:#8795a2}
.v66-answer-key{width:min(210mm,100%);margin:0 auto;background:#fffdf2;border:1px solid #eadca3;border-radius:14px;padding:15px 18px;box-shadow:0 8px 24px rgba(78,62,8,.06)}.v66-answer-key[hidden]{display:none!important}.v66-answer-key h3{margin:0 0 10px;color:#6e5710}.v66-answer-key ol{margin:0;padding-inline-start:22px;columns:2;column-gap:28px}.v66-answer-key li{break-inside:avoid;margin:0 0 7px;font-size:11px;line-height:1.5}
.v66-error{background:#fff1f1;border:1px solid #f3b8b8;color:#7e2424;border-radius:14px;padding:16px;margin-top:18px}.v66-error b{display:block;margin-bottom:5px}
/* Ensure old paper/logo never participates when V66 is active. */
.v66-viewer .v63-paper-logo,.v66-viewer img{display:none!important}
@media(max-width:720px){.v66-toolbar{align-items:flex-start;flex-direction:column}.v66-actions{width:100%;display:grid;grid-template-columns:1fr 1fr}.v66-actions button{width:100%}.v66-sheet{min-height:0;padding:18px 14px;border-radius:15px}.v66-sheet-header{flex-direction:column;gap:8px}.v66-title-wrap h1{font-size:20px}.v66-code{white-space:normal;word-break:break-all}.v66-student-fields{grid-template-columns:1fr}.v66-options{grid-template-columns:1fr}.v66-question{grid-template-columns:28px 1fr;padding:9px}.v66-answer-key ol{columns:1}}
@media print{.v66-toolbar,.v66-answer-key{display:none!important}.v66-sheet{box-shadow:none!important;border:0!important;border-radius:0!important;padding:0!important;min-height:0!important;max-width:none!important;width:100%!important}}