/* Shared results hierarchy and controls; no room/grade/API changes. */
html body#gradientWorkspace#gradientWorkspace[data-dashboard-page="ket-qua"][data-dashboard-style="materio"] {
 .exam-wrap { width:100%;max-width:none;margin:0;padding:0; }
 #content { min-width:0; }
 #content>.mt-loading-placeholder { background:var(--mt-card);border:1px solid var(--mt-line);border-radius:8px; }
 #content h1 { font:500 24px/38px var(--mt-font)!important;margin:0;overflow-wrap:anywhere; }
 :is(.result-history-head,.result-page-head) { display:flex;align-items:center;justify-content:space-between;gap:24px;margin:0 0 24px; }
 :is(.result-history-head,.result-page-head) p { margin:6px 0 0;color:var(--mt-muted);font-size:15px;line-height:22px; }
 .result-history-summary { display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:0 0 24px; }
 .result-history-metric { display:flex;flex-direction:row;align-items:center;gap:18px;padding:24px!important;min-width:0;text-align:left; }
 .result-history-metric>div { display:grid;gap:4px;min-width:0; }
 .result-history-metric b { font:500 28px/36px var(--mt-font); }
 .result-metric-icon { display:grid;place-items:center;flex:0 0 44px;width:44px;min-width:44px;height:44px;border-radius:50%;background:var(--mt-primary);color:#fff; }
 .result-history-metric.is-completed .result-metric-icon { background:var(--mt-stat-positive); }
 .result-history-metric.is-best .result-metric-icon { background:var(--mt-stat-accent); }
 .result-metric-icon .result-stat-icon { width:22px;height:22px;background:transparent;color:inherit;padding:0; }
 .result-metric-icon svg { width:22px;height:22px; }
 .result-history-card { padding:0;overflow:hidden; }
 .result-history-card>header { display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px!important;border-bottom:1px solid var(--mt-line); }
 .result-history-card>header h2 { margin:0;font:500 18px/28px var(--mt-font); }
 .result-history-card>header p { margin:4px 0 0;color:var(--mt-muted);font-size:14px;line-height:22px; }
 #resultFilterCount { color:var(--mt-muted);font-size:13px;white-space:nowrap; }
 .result-history-tools { display:grid;grid-template-columns:minmax(220px,1fr) repeat(3,minmax(140px,180px));gap:16px;padding:24px;border-bottom:1px solid var(--mt-line);align-items:center; }
 .result-history-search { display:flex;align-items:center;gap:10px;margin:0!important;padding:0 14px;min-height:48px;height:48px;width:100%;min-width:0;border:1px solid var(--mt-input-line);border-radius:var(--mt-radius,6px);background:var(--mt-card); }
 .result-history-search:focus-within { border-color:var(--mt-primary); }
 .result-history-search svg { flex:0 0 20px;width:20px;height:20px;color:var(--mt-muted); }
 .result-history-search #resultSearch { flex:1;min-width:0;width:100%;height:38px!important;min-height:38px!important;padding:0!important;border:0!important;background:transparent!important;box-shadow:none!important;outline:none; }
 .result-history-tools :is(select,.ns,.ns-btn) { width:100%;min-width:0;min-height:48px; }
 .result-history-list { display:grid;gap:0;padding:0!important;margin:0; }
 :is(.result-history-row,.literature-history-row) { display:grid;grid-template-columns:minmax(0,1fr) 104px 80px 132px;align-items:center;gap:20px;min-height:104px;padding:24px;margin:0;content-visibility:auto;contain-intrinsic-size:auto 104px; }
 :is(.result-history-row,.literature-history-row)+:is(.result-history-row,.literature-history-row) { border-top:1px solid var(--mt-line); }
 .result-history-copy { min-width:0; }
 .result-history-copy b { display:block;font:500 15px/24px var(--mt-font);overflow-wrap:anywhere; }
 .result-history-copy small { display:block;margin-top:6px;color:var(--mt-muted);font:400 13px/20px var(--mt-font); }
 .result-history-status { display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:4px 8px;border-radius:5px;background:var(--mt-soft);color:var(--mt-primary);font-size:13px; }
 .result-history-score { font:600 18px/26px var(--mt-font);text-align:center;color:var(--mt-ink); }
 :is(.result-history-row,.literature-history-row)>a { justify-self:end;color:var(--mt-primary);font:500 14px/22px var(--mt-font);text-decoration:none;white-space:nowrap; }
 .result-history-no-match { display:flex;flex-direction:column;align-items:center;gap:12px;padding:48px 24px;text-align:center; }
 .result-history-empty { padding:24px; }
 .result-empty-state { display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:40px 24px;text-align:center; }
 .result-empty-state img { width:min(240px,100%);height:190px;max-width:100%!important;object-fit:contain; }
 .result-empty-state p { margin:0;max-width:520px;color:var(--mt-muted); }
 .result-empty-state b { font-weight:500;font-size:18px; }
 .result-empty-actions { display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:8px; }
 .result-hero { display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:24px;margin-bottom:24px;padding:24px!important;border-radius:12px; }
 .result-score { display:flex;flex-direction:column;align-items:center;gap:8px;min-width:180px;padding:24px;border-radius:12px;background:linear-gradient(135deg,#4099ff,#1f7ae0);color:#fff;box-shadow:0 4px 14px color-mix(in srgb,var(--mt-primary) 22%,transparent); }
 .result-score b { font-size:clamp(28px,5vw,40px);overflow-wrap:anywhere; }
 .result-stats { display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin:24px 0; }
 /* Materio cards default to column flow; metrics intentionally use a row. */
 .result-stat { display:flex;flex-direction:row;align-items:center;justify-content:flex-start;gap:14px;min-width:0;min-height:100px;padding:20px!important;text-align:left;border-radius:12px; }
 .result-stat>span:last-child { min-width:0; }
 .result-stat b { display:block;margin:0;font:500 26px/34px var(--mt-font);font-variant-numeric:tabular-nums;overflow-wrap:anywhere; }
 .result-stat small { display:block;margin-top:2px;font:400 13px/20px var(--mt-font);white-space:normal; }
 .result-stat.is-time b { font-size:18px;line-height:26px; }
 .result-stat-icon { display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;padding:0;border-radius:50%;background:var(--mt-primary);color:#fff; }
 .result-stat-icon svg { display:block;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round; }
 .result-stat.is-correct .result-stat-icon { background:var(--mt-stat-positive); }
 .result-stat.is-wrong .result-stat-icon { background:var(--mt-stat-negative); }
 .result-stat.is-blank .result-stat-icon { background:var(--mt-stat-neutral); }
 .result-stat.is-time .result-stat-icon { background:var(--mt-stat-accent); }
 .result-review-tools { display:grid;gap:0;margin:0 0 24px;min-width:0;padding:18px 22px;border:1px solid var(--mt-line);border-radius:12px;background:var(--mt-card);box-shadow:none; }
 .result-detail-topbar { display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px 24px;min-width:0;padding-bottom:14px;border-bottom:1px solid var(--mt-line); }
 .result-history-back { display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:7px 14px;border-radius:8px;background:var(--mt-canvas);border:1px solid var(--mt-line);color:var(--mt-ink);font:500 13px/20px var(--mt-font);text-decoration:none;transition:background-color 150ms cubic-bezier(.4,0,.2,1),border-color 150ms cubic-bezier(.4,0,.2,1),color 150ms cubic-bezier(.4,0,.2,1); }
 .result-history-back:hover { background:color-mix(in srgb,var(--mt-primary) 14%,var(--mt-card));color:var(--mt-primary);border-color:var(--mt-primary); }
 .result-history-back svg { width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round; }
 .result-actions { display:flex;flex-direction:row;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:10px;margin:0 0 0 auto;padding:0;background:transparent; }
 .result-actions .btn { display:inline-flex;align-items:center;justify-content:center;flex:0 1 auto;gap:8px;min-width:0;min-height:38px;padding:7px 14px;border-radius:8px;font:500 13px/20px var(--mt-font);transition:background-color 150ms cubic-bezier(.4,0,.2,1),border-color 150ms cubic-bezier(.4,0,.2,1),color 150ms cubic-bezier(.4,0,.2,1); }
 .result-actions .btn svg { width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round; }
 .result-actions #resultFilterToggle:is(.is-filtered,[aria-expanded="true"]) { color:var(--mt-primary);border-color:var(--mt-primary);background:var(--mt-soft); }
 .result-active-filter-count { display:grid;place-items:center;min-width:20px;height:20px;padding:0 5px;border-radius:6px;background:var(--mt-primary);color:#fff;font:600 11px/16px var(--mt-font); }
 .result-filter-strip { display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px 24px;min-width:0;padding-top:14px; }
 .result-review-count { display:inline-flex;align-items:center;gap:7px;min-height:36px;padding:6px 12px;border-radius:8px;background:var(--mt-canvas);border:1px solid var(--mt-line);color:var(--mt-ink);font:500 13px/20px var(--mt-font);overflow-wrap:anywhere; }
 .result-review-count::before { content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--mt-primary);flex:none; }
 .result-filters { display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px;margin:0 0 0 auto;padding:0; }
 .result-filters .exam-chip { display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:6px 14px;border-radius:8px;font:500 13px/18px var(--mt-font);border:1px solid var(--mt-line);background:var(--mt-card);color:var(--mt-ink);text-decoration:none;transition:background-color 150ms cubic-bezier(.4,0,.2,1),border-color 150ms cubic-bezier(.4,0,.2,1),color 150ms cubic-bezier(.4,0,.2,1); }
 .result-filters .exam-chip:hover { border-color:var(--mt-primary);color:var(--mt-primary);background:var(--mt-soft); }
 .result-filters .exam-chip[aria-current="page"] { background:var(--mt-primary)!important;color:#fff!important;border-color:var(--mt-primary)!important;box-shadow:0 2px 5px color-mix(in srgb,var(--mt-primary) 30%,transparent); }
 .result-filters .exam-chip[data-filter="correct"] { background:color-mix(in srgb,var(--green,#28c76f) 10%,var(--mt-card));color:var(--green,#28c76f);border-color:color-mix(in srgb,var(--green,#28c76f) 30%,transparent); }
 .result-filters .exam-chip[data-filter="correct"]::before { content:"✓ ";font-weight:700;margin-right:1px; }
 .result-filters .exam-chip[data-filter="correct"]:hover { background:color-mix(in srgb,var(--green,#28c76f) 18%,var(--mt-card));border-color:var(--green,#28c76f); }
 .result-filters .exam-chip[data-filter="correct"][aria-current="page"] { background:var(--green,#28c76f)!important;color:#fff!important;border-color:var(--green,#28c76f)!important; }
 .result-filters .exam-chip[data-filter="wrong"] { background:color-mix(in srgb,var(--red,#ea5455) 10%,var(--mt-card));color:var(--red,#ea5455);border-color:color-mix(in srgb,var(--red,#ea5455) 30%,transparent); }
 .result-filters .exam-chip[data-filter="wrong"]::before { content:"✕ ";font-weight:700;margin-right:1px; }
 .result-filters .exam-chip[data-filter="wrong"]:hover { background:color-mix(in srgb,var(--red,#ea5455) 18%,var(--mt-card));border-color:var(--red,#ea5455); }
 .result-filters .exam-chip[data-filter="wrong"][aria-current="page"] { background:var(--red,#ea5455)!important;color:#fff!important;border-color:var(--red,#ea5455)!important; }
 .result-filters .exam-chip[data-filter="blank"] { background:color-mix(in srgb,var(--mt-muted) 10%,var(--mt-card));color:var(--mt-muted);border-color:color-mix(in srgb,var(--mt-muted) 30%,transparent); }
 .result-filters .exam-chip[data-filter="blank"]::before { content:"— ";font-weight:700;margin-right:1px; }
 .result-filters .exam-chip[data-filter="blank"]:hover { background:color-mix(in srgb,var(--mt-muted) 18%,var(--mt-card));border-color:var(--mt-muted); }
 .result-filters .exam-chip[data-filter="blank"][aria-current="page"] { background:var(--mt-muted)!important;color:#fff!important;border-color:var(--mt-muted)!important; }
 .result-filters .exam-chip[data-filter="pending"] { background:color-mix(in srgb,#ff9f43 10%,var(--mt-card));color:#d97706;border-color:color-mix(in srgb,#ff9f43 30%,transparent); }
 .result-filters .exam-chip[data-filter="pending"]::before { content:"⏱ ";margin-right:1px; }
 .result-filters .exam-chip[data-filter="pending"][aria-current="page"] { background:#d97706!important;color:#fff!important;border-color:#d97706!important; }
 .result-filter-panel { display:grid;gap:20px;box-sizing:border-box;width:100%;min-width:0;margin:16px 0 0;padding:20px 22px;border:1px solid var(--mt-line);border-radius:12px;background:var(--mt-canvas);box-shadow:none; }
 .result-filter-heading { display:flex;flex-direction:column;gap:3px;padding-bottom:12px;border-bottom:1px solid var(--mt-line); }
 .result-filter-heading h2 { margin:0;font:500 16px/24px var(--mt-font);display:flex;align-items:center;gap:8px;color:var(--mt-ink); }
 .result-filter-heading p { margin:0;color:var(--mt-muted);font:400 13px/18px var(--mt-font); }
 .result-filter-fields { display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px; }
 .result-filter-fields>div { min-width:0; }
 .result-filter-fields label { display:block;margin:0 0 6px;font:500 13px/18px var(--mt-font);color:var(--mt-ink); }
 .result-filter-fields label:has(+.ns-outlined) { visibility:hidden;height:0;margin:0; }
 .result-filter-fields :is(select,.ns,.ns-btn) { width:100%;min-width:0;background:var(--mt-card)!important; }
 .result-filter-footer { display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:14px;border-top:1px solid var(--mt-line); }
 .result-filter-footer>div { display:flex;flex-wrap:wrap;gap:8px;margin-left:auto; }
 .result-filter-footer .btn { min-height:38px;padding:7px 16px;font:500 13px/20px var(--mt-font);border-radius:8px;background:var(--mt-card);border:1px solid var(--mt-line); }
 .result-filter-footer #resultClearFilters { color:var(--mt-muted);background:var(--mt-card);border:1px solid var(--mt-line); }
 .result-filter-footer #resultClearFilters:hover { color:var(--mt-ink);border-color:var(--mt-muted);background:var(--mt-card); }
 .result-filter-footer .btn.btn-primary { background:var(--mt-primary)!important;border-color:var(--mt-primary)!important;color:#fff!important; }
 .review-section { display:block;min-width:0; }
 .review-section+.review-section { margin-top:24px; }
 .result-section-head { padding:16px 20px;border:1px solid var(--mt-line);border-radius:12px;background:var(--mt-card); }
 .result-section-meta { display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px 16px; }
 .result-section-label { padding:3px 10px;border-radius:6px;background:var(--mt-soft);color:var(--mt-primary);font:500 13px/20px var(--mt-font); }
 .result-section-range { color:var(--mt-muted);font:400 13px/20px var(--mt-font); }
 .result-section-head h2 { margin:10px 0 0;font:500 15px/24px var(--mt-font);overflow-wrap:anywhere; }
 .result-section-head p { margin:6px 0 0;color:var(--mt-muted);font:400 14px/22px var(--mt-font);overflow-wrap:anywhere;white-space:pre-line; }
 .review-card { padding:24px;margin:14px 0 0;border-radius:12px; }
 .review-card.is-correct { border-inline-start:3px solid var(--green,#28c76f)!important; }
 .review-card.is-wrong { border-inline-start:3px solid var(--red,#ea5455)!important; }
 .review-card.is-pending { border-inline-start:3px solid #d97706!important; }
 .review-card:not([hidden]) { content-visibility:auto;contain-intrinsic-size:auto 220px; }
 .review-head { display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px; }
 .review-options { display:grid;gap:10px;margin:16px 0 0; }
 .review-option { display:flex;align-items:center;gap:12px;padding:12px 16px;border:1px solid var(--mt-line);border-radius:10px;background:var(--mt-card);transition:background-color 150ms cubic-bezier(.4,0,.2,1),border-color 150ms cubic-bezier(.4,0,.2,1); }
 .review-option.is-correct { border-color:color-mix(in srgb,var(--green,#28c76f) 45%,var(--mt-line));background:color-mix(in srgb,var(--green,#28c76f) 7%,var(--mt-card)); }
 .review-option.is-wrong { border-color:color-mix(in srgb,var(--red,#ea5455) 45%,var(--mt-line));background:color-mix(in srgb,var(--red,#ea5455) 7%,var(--mt-card)); }
 .review-option>.q-option-key { display:grid;place-items:center;flex:0 0 36px;width:36px;height:36px;border-radius:50%;border:1px solid var(--mt-input-line);background:var(--mt-card);color:var(--mt-ink);font:600 14px/20px var(--mt-font); }
 .review-option.is-correct>.q-option-key { background:var(--green,#28c76f);border-color:var(--green,#28c76f);color:#fff; }
 .review-option.is-wrong>.q-option-key { background:var(--red,#ea5455);border-color:var(--red,#ea5455);color:#fff; }
 .review-option>.grow { flex:1;min-width:0;overflow-wrap:anywhere; }
 .review-solution { margin-top:20px;padding:16px 18px;border:1px solid color-mix(in srgb,var(--mt-primary) 18%,var(--mt-line));border-radius:10px;background:color-mix(in srgb,var(--mt-primary) 4%,var(--mt-card)); }
 .review-solution h4 { font-size:15px;line-height:22px;font-weight:600;color:var(--mt-primary);margin:0 0 10px; }
 .review-card>.btn-outline-primary { margin-top:16px; }
 /* Original solution drawings can be wider than a phone. Keep those inside
    the card while inline formula previews retain their physical Word size. */
 .review-card :is(.q-images,.review-solution) img:not(.exam-formula-inline) { display:block;max-width:100%;height:auto; }
 .literature-result-tabs { gap:8px;margin-bottom:24px; }
 .literature-result-card { margin:20px 0; }
 .literature-result-card h2,.literature-history-row h2 { font-size:18px;line-height:26px;margin:0; }
 .literature-result-score { display:block;font-size:36px;line-height:48px;color:var(--mt-primary);margin-bottom:12px; }
 .literature-result-actions { display:flex;flex-wrap:wrap;gap:8px;margin:16px 0; }
 .literature-criteria { display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px; }
 .literature-criteria .card { margin:0; }
 .literature-saved-text { white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8; }
 .literature-result-card blockquote { border-left:3px solid var(--mt-primary);padding:12px;background:var(--mt-soft);white-space:pre-wrap; }
 .literature-results-list { display:grid;gap:0;margin:0;padding:0; }
 .literature-history-row { grid-template-columns:minmax(0,1fr) 80px 132px; }
 .literature-history-row>div { flex:1;min-width:0;overflow-wrap:anywhere; }
 .literature-history-row p { margin:4px 0 0; }
 @media(max-width:1200px) { .result-history-tools { grid-template-columns:repeat(3,minmax(0,1fr)); } .result-history-search { grid-column:1/-1; } .result-stats { grid-template-columns:repeat(3,minmax(0,1fr)); } }
 @media(max-width:767px) {
  :is(.result-history-head,.result-page-head) { align-items:flex-start;flex-wrap:wrap;gap:16px; }
  .result-history-summary { grid-template-columns:minmax(0,1fr);gap:16px; }
  .result-history-card>header { align-items:flex-start;flex-wrap:wrap;padding:20px!important;gap:12px; }
  .result-history-tools { grid-template-columns:repeat(2,minmax(0,1fr));padding:20px;gap:16px; }
  :is(.result-history-row,.literature-history-row) { grid-template-columns:minmax(0,1fr) auto;gap:12px;padding:20px; }
  :is(.result-history-copy,.literature-history-row>div) { grid-column:1/-1; }
  .result-history-status { justify-self:start; }
  .result-history-score { justify-self:end; }
  .result-history-row>a { grid-column:1/-1;justify-self:start; }
  .literature-criteria { grid-template-columns:1fr; }
  .result-hero { grid-template-columns:minmax(0,1fr); }
  .result-score { min-width:0; }
  .result-stats { grid-template-columns:repeat(2,minmax(0,1fr));gap:12px; }
  .result-stat { gap:10px;padding:14px!important;min-height:88px; }
  .result-stat b { font-size:24px;line-height:30px; }
  .result-stat-icon { flex-basis:36px;width:36px;height:36px; }
  .result-stat.is-time { grid-column:1/-1; }
  .result-stat.is-time b { font-size:18px;line-height:26px; }
  .result-section-head { padding:14px 16px; }
  .review-card { padding:16px; }
  .result-filter-fields { grid-template-columns:minmax(0,1fr);gap:20px; }
  .result-filter-panel { padding:20px; }
  .result-detail-topbar { align-items:flex-start; }
  .result-filter-strip { flex-direction:column-reverse;align-items:stretch;gap:10px; }
  .result-actions { gap:8px; }
  .result-filters { margin:0; }
 }
 .result-image-status { display:flex;align-items:center;justify-content:space-between;gap:16px;margin:16px 0;padding:14px 16px;border:1px solid var(--mt-line);border-inline-start:3px solid var(--mt-primary,#4099ff);border-radius:6px;background:var(--mt-card); }
 .result-image-status[hidden] { display:none!important; }
 .result-image-status p { margin:0;min-width:0;font-size:14px;line-height:22px;color:var(--mt-ink); }
 .result-image-status .btn { flex-shrink:0; }
 @media(max-width:600px) {
  .result-image-status { flex-direction:column;align-items:stretch;gap:12px; }
  /* Answer status is a separate row on phones. Keeping it beside the
     content squeezed formula-only options down to a few unreadable pixels. */
  .review-option { display:grid;grid-template-columns:38px minmax(0,1fr);align-items:start;gap:8px 10px;min-width:0; }
  .review-option>.q-option-key { grid-column:1;grid-row:1;width:38px;height:38px; }
  .review-option>.grow { grid-column:2;grid-row:1;min-width:0;overflow-wrap:anywhere;align-self:center; }
  .review-option>.exam-badge { grid-column:2;justify-self:start;max-width:100%;white-space:normal;overflow-wrap:anywhere; }
 }
 @media(max-width:480px) { .result-empty-state img { width:min(210px,100%);height:165px; } }
 @media(max-width:420px) { .result-actions { width:100%; } .result-actions .result-action-primary { flex:1 1 auto; } .result-actions .btn { padding-inline:10px; } }
}
html body[data-dashboard-page="ket-qua"] #content { min-height:560px; }