.nist-page { background: var(--soft); }
.nist-heading { margin-bottom: 24px; }
.nist-dashboard { border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: none; }
.nist-dashboard .eyebrow { margin-bottom: 0; font-size: 0.78rem; }
.nist-dashboard h2 { margin: 0; color: var(--blue-dark); font-size: clamp(1.35rem, 2.2vw, 2.2rem); line-height: 1.05; }
.nist-assessment { display: grid; gap: 18px; }
.nist-summary { display: grid; grid-template-columns: minmax(360px, 0.36fr) minmax(650px, 0.64fr); gap: 14px; align-items: stretch; }
.nist-summary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.nist-summary-grid article, .nist-toolbar, .nist-sections, .nist-question { border: 1px solid var(--line); border-radius: 8px; background: #fff; box-shadow: none; }
.nist-summary-grid article { padding: 14px; color: var(--blue); }
.nist-summary-grid span, .nist-summary-grid strong { display: block; }
.nist-summary-grid span { font-size: 0.75rem; font-weight: 900; text-transform: uppercase; }
.nist-summary-grid strong { margin-top: 6px; color: var(--blue-dark); font-size: clamp(1.45rem, 2.4vw, 2.5rem); line-height: 1; }
.nist-actions { display: grid; grid-template-columns: minmax(138px, 0.8fr) minmax(96px, 0.55fr) minmax(220px, 1.15fr); gap: 10px; align-items: stretch; justify-content: end; }
.nist-actions .btn { width: 100%; min-height: 44px; white-space: nowrap; }
.nist-export-stack { display: grid; gap: 8px; align-content: center; }
.nist-export-stack .btn { min-height: 22px; padding-block: 0; font-size: 0.84rem; }
.nist-clear-button { border: 1px solid rgba(0, 87, 153, 0.22); color: var(--blue); background: #fff; }
.nist-material-field { display: grid; align-content: start; color: var(--blue-dark); font-weight: 900; }
.nist-material-field select { width: 100%; min-height: 44px; margin-top: 8px; border: 1px solid var(--line); border-radius: 8px; padding: 0 12px; color: var(--ink); font: inherit; font-weight: 700; background: #fff; }
.nist-material-field .btn { margin-top: 8px; min-height: 34px; font-size: 0.84rem; }
.nist-toolbar { display: grid; grid-template-columns: minmax(0, 1fr) minmax(220px, 0.28fr); gap: 14px; padding: 16px; }
.nist-toolbar label, .nist-field-label { color: var(--blue-dark); font-weight: 900; }
.nist-toolbar input, .nist-toolbar select, .nist-question select, .nist-question input[type="text"], .nist-question textarea {
  width: 100%;
  min-height: 44px;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  background: #fff;
}
.nist-question textarea { min-height: 86px; padding-block: 10px; resize: vertical; }
.nist-layout { display: grid; grid-template-columns: minmax(210px, 0.24fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.nist-sections { position: sticky; top: 96px; display: grid; gap: 6px; padding: 10px; max-height: calc(100vh - 116px); overflow: auto; }
.nist-section-link { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 38px; border: 0; border-radius: 8px; padding: 8px 10px; color: var(--blue-dark); background: transparent; font: inherit; font-weight: 900; text-align: left; cursor: pointer; }
.nist-section-link:hover, .nist-section-link.is-active { color: #001d32; background: var(--cyan); }
.nist-section-link small { color: inherit; font-size: 0.72rem; }
.nist-form, .nist-section-group { display: grid; gap: 14px; }
.nist-section-group.is-hidden { display: none; }
.nist-section-group.is-collapsed .nist-question { display: none; }
.nist-section-toggle { display: flex; align-items: center; justify-content: space-between; gap: 14px; width: 100%; margin: 20px 0 0; border: 0; border-radius: 8px; padding: 14px 16px; color: var(--blue-dark); background: #fff; box-shadow: none; font: inherit; cursor: pointer; text-align: left; }
.nist-section-group:first-child .nist-section-toggle { margin-top: 0; }
.nist-section-toggle h3 { margin: 0; font-size: clamp(1.45rem, 2.5vw, 2.3rem); line-height: 1.05; }
.nist-section-arrow { flex: 0 0 auto; width: 34px; height: 34px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; color: #001d32; background: var(--yellow); font-size: 1.25rem; line-height: 1; transition: transform 160ms ease; }
.nist-section-group.is-collapsed .nist-section-arrow { transform: rotate(-90deg); }
.nist-question { display: grid; gap: 14px; padding: 18px; scroll-margin-top: 108px; }
.nist-question.is-hidden { display: none; }
.nist-question-header { display: grid; gap: 8px; }
.nist-question-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--blue); font-size: 0.78rem; font-weight: 900; text-transform: uppercase; }
.nist-question-number { display: inline-flex; align-items: center; min-height: 26px; border-radius: 8px; padding: 0 8px; color: #001d32; background: var(--yellow); }
.nist-question h3 { margin: 0; color: var(--ink); font-size: 1.08rem; line-height: 1.3; }
.nist-fields { display: grid; grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr); gap: 14px; }
.nist-options { display: grid; gap: 8px; margin-top: 8px; }
.nist-option { display: flex; align-items: flex-start; gap: 10px; min-height: 38px; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; color: var(--blue-dark); background: #fff; font-weight: 800; }
.nist-option input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--cyan); flex: 0 0 auto; }
.nist-field-label.is-disabled { color: #83919b; }
.nist-field-label.is-disabled textarea { color: #83919b; background: #edf2f5; cursor: not-allowed; }
.nist-dashboard { display: grid; gap: 16px; padding: 18px; }
.nist-dashboard-header { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.nist-radar-wrap { width: 100%; overflow: auto; }
.nist-radar-wrap canvas { display: block; width: min(100%, 920px); height: auto; margin: 0 auto; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.nist-empty { border: 1px dashed rgba(0, 87, 153, 0.34); border-radius: 8px; padding: 20px; color: var(--muted); background: #fff; font-weight: 800; }
@media (max-width: 980px) {
  .nist-summary, .nist-layout, .nist-fields { grid-template-columns: 1fr; }
  .nist-actions { justify-content: flex-start; }
  .nist-sections { position: static; max-height: none; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .nist-summary-grid, .nist-toolbar, .nist-sections { grid-template-columns: 1fr; }
  .nist-actions { grid-template-columns: 1fr; }
  .nist-actions .btn { flex: 1 1 100%; }
}