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3px;position:relative}.nav-num:hover{background:#fff;color:var(--ink-800)}.nav-num.current{border-bottom-color:var(--accent);background:#fff;color:var(--accent-ink);font-weight:700}.nav-num.answered{font-weight:700;color:var(--ink-800)}.nav-num.flagged{color:var(--warn)}.nav-num.flagged:after{content:"";position:absolute;top:0;right:0;width:0;height:0;border-top:8px solid var(--warn);border-left:8px solid transparent}.nav-num.locked{opacity:.45}.nav-finish{width:62px;flex:0 0 62px;border:none;border-left:1px solid var(--line);background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;margin-left:auto}.nav-finish:hover{background:var(--accent-ink)}.nav-finish:disabled{opacity:.4;cursor:not-allowed}.nav-unanswered{font-size:11.5px;color:var(--ink-500);white-space:nowrap;padding-right:16px}.nav-arrows{display:flex;justify-content:flex-end;gap:8px;margin:6px 0 0;position:sticky;bottom:0}.arrow-btn{width:44px;height:44px;border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;background:#fff;color:var(--ink-700)}.arrow-btn.next{background:var(--accent);border-color:var(--accent);color:#fff}.arrow-btn:hover{border-color:var(--accent);color:var(--accent)}.arrow-btn.next:hover{background:var(--accent-ink);border-color:var(--accent-ink);color:#fff}.arrow-btn:disabled{opacity:.35}.nav-review{height:44px;padding:0 18px;border:1px solid var(--line-2);background:#fff;color:var(--ink-700);font-size:12.5px;letter-spacing:.3px}.nav-review:hover{border-color:var(--accent);color:var(--accent)}.nav-review.on{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.split-writing .split-pane{padding:24px 24px 20px}.split-writing .split-pane:first-child{padding-left:20px}.split-writing .split-pane:last-child{display:flex;flex-direction:column;overflow:hidden;padding:16px 24px 10px}.task-tabs{display:flex;gap:0;margin:0 0 18px;flex:none}.task-tabs button{border:1px solid var(--line-2);background:#fff;color:var(--ink-600);font-size:12.5px;padding:8px 20px;margin-left:-1px;display:flex;align-items:center;gap:8px;letter-spacing:.3px}.task-tabs button:first-child{margin-left:0}.task-tabs button:hover{color:var(--accent);border-color:var(--accent-line);position:relative;z-index:1}.task-tabs button.active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600;position:relative;z-index:2}.task-tabs .tt-count{color:var(--ink-400);font-weight:400;font-size:11px}.task-tabs button.active .tt-count{color:#ffffffb8}.writing-left{display:flex;flex-direction:column;min-width:0}.writing-left>.part-tabs{flex:none;margin-bottom:14px}.writing-left>.writing-prompt{margin-bottom:0}.writing-prompt{position:relative;background:var(--surface-2);border-left:3px solid var(--accent);padding:14px 18px;margin:0 0 16px;max-width:var(--exam-col)}.writing-prompt 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