.exercise-report{--accent:#1e3a5f;display:flex;flex-direction:column;height:100%;width:100%;background:#ffffff;border:1px solid rgba(0,0,0,.06);border-radius:8px;box-shadow:0 14px 40px rgba(15,23,42,.08);overflow:hidden;font-family:Segoe UI,Arial,sans-serif}.report-header{position:relative;display:flex;align-items:stretch;justify-content:space-between;gap:16px;padding:18px 24px;color:#ffffff;background:linear-gradient(135deg,var(--accent) 0,color-mix(in srgb,var(--accent) 80%,#ffffff 20%) 100%);border-bottom:4px solid color-mix(in srgb,var(--accent) 70%,#000000 30%);flex-shrink:0;overflow:hidden}.report-header:before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.04) 0 12px,rgba(255,255,255,0) 12px 24px);pointer-events:none}.report-header__left{position:relative;z-index:1;display:flex;flex-direction:column;gap:4px;min-width:0}.report-header__company{font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.78)}.report-header__title{font-size:18px;font-weight:700;letter-spacing:-.01em;color:#ffffff;line-height:1.2}.report-header__meta{display:flex;align-items:center;gap:8px;margin-top:4px;font-size:11px;color:rgba(255,255,255,.7);letter-spacing:.04em}.report-header__dot{font-weight:700;color:rgba(255,255,255,.5)}.report-header__confidential{font-weight:700}.report-header__confidential,.report-stamp{letter-spacing:.18em;color:#ffd66b;text-transform:uppercase}.report-stamp{position:relative;z-index:1;align-self:center;display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;border:3px solid #ffd66b;font-family:Segoe UI,Arial,sans-serif;font-size:16px;font-weight:800;border-radius:4px;transform:rotate(-12deg);background:rgba(0,0,0,.08);box-shadow:inset 0 0 0 2px rgba(255,255,255,.04),0 1px 2px rgba(0,0,0,.2);-webkit-user-select:none;-moz-user-select:none;user-select:none;transition:color .25s ease,border-color .25s ease,transform .4s cubic-bezier(.34,1.56,.64,1)}.report-stamp--approved{color:#4ade80;border-color:#4ade80;animation:report-stamp-press .6s cubic-bezier(.34,1.56,.64,1) both}@keyframes report-stamp-press{0%{transform:rotate(-12deg) scale(2);opacity:0}60%{transform:rotate(-8deg) scale(.92);opacity:1}to{transform:rotate(-12deg) scale(1);opacity:1}}.report-body{position:relative;flex:1 1 auto;min-height:0;display:flex;flex-direction:column}.exercise-report .cs-excel-window{border:none;border-radius:0;box-shadow:none;flex:1 1 auto;min-height:0;height:auto}@media (max-width:640px){.report-header{flex-direction:column;gap:12px;padding:14px 16px}.report-header__title{font-size:16px}.report-stamp{align-self:flex-start;transform:rotate(-8deg);font-size:13px;padding:6px 12px}}@keyframes answer-cell-pulse{0%{border-color:#0f6e56;box-shadow:0 0 0 0 rgba(29,158,117,.3)}50%{border-color:#1d9e75;box-shadow:0 0 0 4px rgba(29,158,117,0)}to{border-color:#0f6e56;box-shadow:0 0 0 0 rgba(29,158,117,0)}}.answer-cell-overlay{position:absolute;border:2px dashed #0f6e56;background:rgba(29,158,117,.05);border-radius:2px;pointer-events:none;animation:answer-cell-pulse 2s ease infinite;z-index:30}