/* ============================================================================
   nb_calibrate_menu.css, Atrium chrome for all 7 C sheets.
   Shared class: .nb2-c-menu. Calibrate also keeps .nb2-calibrate (wizard / tabs).
   Glass recedes; text leads. Cyan is an instrument light, not a flood.
   UDL: hierarchy, 44px hits, visible focus, not color-alone, reduced-motion.
   ============================================================================ */

.nb2-calibrate {
  position: relative;
  display: flex;
  flex-direction: column;
  max-width: 36rem;
  width: min(36rem, 94vw);
  min-width: min(22rem, 94vw);
  min-height: min(62vh, 28rem);
  max-height: 72vh;
  padding: 0;
  overflow: hidden;
  overflow-anchor: none;
  color: var(--text, #F8FAFC);
  font-family: Montserrat, Inter, Avenir Next, Segoe UI, Helvetica Neue, Arial, sans-serif;
  border: 1px solid rgba(84, 239, 255, 0.28);
  border-radius: 12px;
  background:
    linear-gradient(160deg, rgba(37, 67, 113, 0.96), rgba(23, 43, 77, 0.94) 58%, rgba(15, 29, 58, 0.96)),
    radial-gradient(circle at 16% 0%, rgba(84, 239, 255, 0.10), transparent 40%);
  box-shadow:
    0 28px 64px rgba(7, 15, 31, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.nb2-calibrate[open] {
  position: fixed;
  inset-block-start: var(--nb-c-menu-top, 12.5rem);
  inset-block-end: auto;
  inset-inline: auto;
  left: 50%;
  margin: 0;
  transform: translateX(-50%);
  z-index: 20;
  max-height: calc(100vh - var(--nb-c-menu-top, 12.5rem) - 16px);
}

.nb2-calibrate::before {
  content: "";
  pointer-events: none;
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgba(159, 179, 200, 0.10), transparent 12px),
    linear-gradient(270deg, rgba(159, 179, 200, 0.10), transparent 12px);
  opacity: 0.45;
}

.nb2-calibrate > * { position: relative; z-index: 1; }

.nb2-calibrate .nb2-cal-head {
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px 12px;
  border-bottom: 1px solid rgba(159, 179, 200, 0.16);
}

.nb2-cal-head-copy { min-width: 0; flex: 1 1 auto; }

.nb2-cal-eyebrow {
  margin: 0 0 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted, #9FB3C8);
}

.nb2-cal-title {
  display: block;
  margin: 0;
  font: 700 1.25rem/1.25 Montserrat, Inter, sans-serif;
  color: var(--text, #F8FAFC);
}

.nb2-cal-head-lede {
  margin: 6px 0 0;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.45;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb-dialog-head > .nb-btn {
  flex: none;
  min-height: 44px;
  min-width: 44px;
}

.nb2-calibrate .nb2-cal-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: calc(100% - 36px);
  max-width: none;
  margin: 12px 18px 0;
  border: 1px solid rgba(159, 179, 200, 0.20);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(10, 17, 40, 0.28);
}

.nb2-calibrate .nb2-cal-tab {
  min-height: 44px;
  min-width: 44px;
  padding: 8px 12px;
  border: 0;
  background: transparent;
  color: var(--muted, #9FB3C8);
  font: 500 13px/1.2 Montserrat, Inter, sans-serif;
  cursor: pointer;
}

.nb2-calibrate .nb2-cal-tab.is-on {
  color: var(--text, #F8FAFC);
  font-weight: 700;
  box-shadow: inset 0 -3px 0 #00E5FF;
  background: rgba(15, 29, 58, 0.55);
}

.nb2-calibrate .nb2-cal-tab:focus-visible,
.nb2-calibrate .nb-btn:focus-visible,
.nb2-calibrate .nb2-cal-input:focus-visible,
.nb2-calibrate .nb2-cal-session-toggle:focus-visible,
.nb2-calibrate .nb2-cal-desk-toggle:focus-visible,
.nb2-calibrate .nb2-cal-science-toggle:focus-visible,
.nb2-calibrate .nb2-cal-wiz-start:focus-visible,
.nb2-calibrate .nb2-cal-wiz-nav .nb-btn:focus-visible,
.nb2-calibrate .nb-surface-card:focus-visible {
  outline: 2px solid var(--cyan, #00E5FF);
  outline-offset: 2px;
}

.nb2-calibrate .nb2-cal-stack {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-areas: "cal-pane";
  align-items: start;
  padding: 14px 18px 16px;
  overflow: auto;
}

.nb2-calibrate .nb2-cal-pane {
  grid-area: cal-pane;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

/* Inactive pane must not paint or take hits. display:flex above beats UA [hidden]. */
.nb2-calibrate .nb2-cal-pane[hidden],
.nb2-calibrate .nb2-cal-pane[aria-hidden="true"] {
  display: none;
  pointer-events: none;
}

.nb2-calibrate .nb2-cal-lede {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.nb2-calibrate .nb2-cal-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 14px 16px;
  border-radius: 8px;
  border: 1px solid rgba(159, 179, 200, 0.16);
  background: rgba(10, 17, 40, 0.34);
}

.nb2-calibrate .nb2-cal-group--cold {
  border-color: rgba(84, 239, 255, 0.28);
  background:
    linear-gradient(180deg, rgba(15, 29, 58, 0.55), rgba(10, 17, 40, 0.42));
  box-shadow: inset 3px 0 0 #00E5FF;
}

.nb2-calibrate .nb2-cal-section-h {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.nb2-calibrate .nb2-cal-section-k {
  flex: none;
  min-width: 1.4rem;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-section-t,
.nb2-calibrate .nb2-cal-group-h {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text, #F8FAFC);
}

.nb2-calibrate .nb2-cal-section-h + .nb2-cal-group-h {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.nb2-calibrate .nb2-cal-group--cold .nb2-cal-group-h,
.nb2-calibrate .nb2-cal-group--cold .nb2-cal-section-t {
  color: var(--text, #F8FAFC);
}

.nb2-calibrate .nb2-cal-field { display: flex; flex-direction: column; gap: 4px; }

.nb2-calibrate .nb2-cal-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text, #F8FAFC);
}

.nb2-calibrate .nb2-cal-hint {
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-input {
  min-height: 44px;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid rgba(159, 179, 200, 0.22);
  border-radius: 8px;
  background: rgba(15, 29, 58, 0.72);
  color: var(--text, #F8FAFC);
  font: 400 14px/1.45 Montserrat, Inter, sans-serif;
}

.nb2-calibrate textarea.nb2-cal-input { min-height: 4.4em; resize: vertical; }

.nb2-calibrate .nb2-cal-input:disabled {
  opacity: 0.92;
  cursor: not-allowed;
  border-color: rgba(84, 239, 255, 0.40);
}

.nb2-calibrate .nb2-cal-field.is-cold {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid rgba(84, 239, 255, 0.36);
  background: rgba(10, 17, 40, 0.28);
}

.nb2-calibrate .nb2-cal-frozen-badge {
  display: inline-block;
  width: fit-content;
  margin-top: 2px;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(159, 179, 200, 0.28);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text, #F8FAFC);
}

.nb2-calibrate .nb2-cal-cold-note {
  margin: 0;
  padding: 8px 10px;
  border-radius: 0 8px 8px 0;
  border-left: 2px solid #00E5FF;
  background: rgba(10, 17, 40, 0.28);
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-stamp {
  margin: 0;
  font-size: 12px;
  font-style: italic;
  line-height: 1.45;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-commit {
  position: sticky;
  bottom: 0;
  z-index: 2;
  display: flex;
  justify-content: stretch;
  margin: 2px 0 0;
  padding: 10px 0 2px;
  background: linear-gradient(180deg, transparent, rgba(15, 29, 58, 0.92) 28%);
}

.nb2-calibrate .nb2-cal-commit .nb-btn--primary {
  width: 100%;
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: #007BFF;
  color: #F8FAFC;
  font: 600 15px/1.2 Montserrat, Inter, sans-serif;
}

.nb2-calibrate .nb2-cal-commit .nb-btn--primary:hover {
  background: #0a55b0;
}

.nb2-calibrate .nb2-cal-session,
.nb2-calibrate .nb2-cal-desk,
.nb2-calibrate .nb2-cal-science {
  margin: 0;
  padding: 0;
  border: 1px solid rgba(159, 179, 200, 0.16);
  border-radius: 8px;
  background: rgba(10, 17, 40, 0.22);
}

.nb2-calibrate .nb2-cal-session-toggle,
.nb2-calibrate .nb2-cal-desk-toggle,
.nb2-calibrate .nb2-cal-science-toggle {
  display: flex;
  align-items: center;
  min-height: 44px;
  min-width: 44px;
  padding: 8px 12px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text, #F8FAFC);
}

.nb2-calibrate .nb2-cal-session-toggle::-webkit-details-marker,
.nb2-calibrate .nb2-cal-desk-toggle::-webkit-details-marker,
.nb2-calibrate .nb2-cal-science-toggle::-webkit-details-marker { display: none; }

.nb2-calibrate .nb2-cal-session-toggle::before,
.nb2-calibrate .nb2-cal-desk-toggle::before,
.nb2-calibrate .nb2-cal-science-toggle::before {
  content: "Show";
  margin-right: 0.55em;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-session[open] .nb2-cal-session-toggle::before,
.nb2-calibrate .nb2-cal-desk[open] .nb2-cal-desk-toggle::before,
.nb2-calibrate .nb2-cal-science[open] .nb2-cal-science-toggle::before {
  content: "Hide";
}

.nb2-calibrate .nb2-cal-session-body,
.nb2-calibrate .nb2-cal-desk-body,
.nb2-calibrate .nb2-cal-science-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0 12px 14px;
}

.nb2-calibrate .nb2-cal-tech {
  margin: 0;
  padding: 10px 12px 12px;
  background: rgba(10, 17, 40, 0.28);
}

.nb2-calibrate .nb2-cal-tech .nb2-cal-group-h {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-tech .nb-surface-group-wrap { padding: 0; }

.nb2-calibrate .nb2-cal-tech .nb-surface-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.nb2-calibrate .nb2-cal-tech .nb-surface-card {
  height: auto;
  min-height: 44px;
  max-height: none;
  padding: 8px 10px;
}

.nb2-calibrate .nb2-cal-tech .nb-surface-card-blurb {
  height: auto;
  min-height: 0;
  max-height: 2.7em;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.nb2-calibrate .nb2-cal-desk .nb2-cal-profile {
  margin: 0;
  padding: 12px;
  border-radius: 8px;
}

.nb2-calibrate .nb2-cal-desk .nb2-cal-profile-title {
  font-size: 15px;
}

.nb2-calibrate .nb2-cal-your-data .nb-btn,
.nb2-calibrate .nb2-cal-folder-home .nb-btn,
.nb2-calibrate .nb2-cal-desk .nb-btn,
.nb2-calibrate .nb2-cal-desk input,
.nb2-calibrate .nb2-cal-desk .nb2-cal-name-input {
  min-height: 44px;
  min-width: 44px;
}

.nb2-calibrate .nb2-cal-mind-lede {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-science-body {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted, #9FB3C8);
}

.nb2-calibrate .nb2-cal-science-body ul { margin: 6px 0 0; padding-left: 1.2em; }
.nb2-calibrate .nb2-cal-science-body li { margin: 6px 0; }
.nb2-calibrate .nb2-cal-science-body strong { color: var(--text, #F8FAFC); }

/* GPS setup wizard: one question at a time. Step state is number + word, not color alone. */
.nb2-calibrate .nb2-cal-wiz-start {
  width: 100%;
  min-height: 44px;
  min-width: 44px;
}
.nb2-calibrate .nb2-cal-wiz-progress {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
}
.nb2-calibrate .nb2-cal-wiz-progress--sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.nb2-calibrate .nb2-cal-field--start-state .nb2-cal-label {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text, #F8FAFC);
}
.nb2-calibrate .nb2-cal-wiz-step-n {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted, #9FB3C8);
}
.nb2-calibrate .nb2-cal-wiz-step-name {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text, #F8FAFC);
}
.nb2-calibrate .nb2-cal-wiz-plain {
  margin: 0;
}
.nb2-calibrate .nb2-cal-wiz-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nb2-calibrate .nb2-cal-wiz-dot {
  min-width: 44px;
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 4px 8px;
  border: 1px solid var(--hair, rgba(255, 255, 255, 0.16));
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted, #9FB3C8);
  background: transparent;
}
.nb2-calibrate .nb2-cal-wiz-dot.is-done {
  font-weight: 700;
  color: var(--text, #F8FAFC);
  box-shadow: inset 0 -2px 0 var(--hair, rgba(255, 255, 255, 0.28));
}
.nb2-calibrate .nb2-cal-wiz-dot.is-now {
  font-weight: 800;
  color: var(--text, #F8FAFC);
  border-color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.nb2-calibrate .nb2-cal-wiz-dot-now {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted, #9FB3C8);
}
.nb2-calibrate .nb2-cal-wiz-nav {
  display: flex;
  gap: 10px;
  margin: 4px 0 0;
}
.nb2-calibrate .nb2-cal-wiz-nav .nb-btn {
  flex: 1 1 0;
  min-height: 44px;
  min-width: 44px;
}
.nb2-calibrate[data-cal-gps="wizard"] .nb2-cal-session,
.nb2-calibrate[data-cal-gps="wizard"] .nb2-cal-desk,
.nb2-calibrate[data-cal-gps="wizard"] .nb2-cal-science {
  display: none;
}

@media (max-width: 480px) {
  .nb2-calibrate .nb2-cal-tech .nb-surface-group {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nb2-calibrate,
  .nb2-calibrate .nb2-cal-tab,
  .nb2-calibrate .nb2-cal-input,
  .nb2-calibrate .nb-btn,
  .nb2-calibrate .nb-surface-card,
  .nb2-calibrate .nb-surface-card-mark {
    transition: none !important;
    animation: none !important;
  }
}

body.eink .nb2-calibrate,
body.nb2-eink .nb2-calibrate {
  background: #fff;
  color: #000;
  border-color: #000;
  box-shadow: none;
}

body.eink .nb2-calibrate::before,
body.nb2-eink .nb2-calibrate::before { display: none; }

body.eink .nb2-calibrate .nb2-cal-title,
body.eink .nb2-calibrate .nb2-cal-label,
body.eink .nb2-calibrate .nb2-cal-section-t,
body.eink .nb2-calibrate .nb2-cal-group-h,
body.nb2-eink .nb2-calibrate .nb2-cal-title,
body.nb2-eink .nb2-calibrate .nb2-cal-label,
body.nb2-eink .nb2-calibrate .nb2-cal-section-t,
body.nb2-eink .nb2-calibrate .nb2-cal-group-h { color: #000; }

body.eink .nb2-calibrate .nb2-cal-commit .nb-btn--primary,
body.nb2-eink .nb2-calibrate .nb2-cal-commit .nb-btn--primary {
  background: #000;
  color: #fff;
}

body.eink .nb2-calibrate .nb2-cal-tab:focus-visible,
body.eink .nb2-calibrate .nb-btn:focus-visible,
body.eink .nb2-calibrate .nb2-cal-input:focus-visible,
body.nb2-eink .nb2-calibrate .nb2-cal-tab:focus-visible,
body.nb2-eink .nb2-calibrate .nb-btn:focus-visible,
body.nb2-eink .nb2-calibrate .nb2-cal-input:focus-visible {
  outline-color: #000;
}

/* Shared 7 C sheet chrome. Calibrate has both .nb2-calibrate and .nb2-c-menu. */
.nb2-c-menu {
  position: relative;
  display: flex;
  flex-direction: column;
  max-width: 36rem;
  width: min(36rem, 94vw);
  min-width: min(22rem, 94vw);
  min-height: min(62vh, 28rem);
  max-height: 72vh;
  padding: 0;
  overflow: hidden;
  overflow-anchor: none;
  color: var(--text, #F8FAFC);
  font-family: Montserrat, Inter, Avenir Next, Segoe UI, Helvetica Neue, Arial, sans-serif;
  border: 1px solid rgba(84, 239, 255, 0.28);
  border-radius: 12px;
  background:
    linear-gradient(160deg, rgba(37, 67, 113, 0.96), rgba(23, 43, 77, 0.94) 58%, rgba(15, 29, 58, 0.96)),
    radial-gradient(circle at 16% 0%, rgba(84, 239, 255, 0.10), transparent 40%);
  box-shadow:
    0 28px 64px rgba(7, 15, 31, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.nb2-c-menu[open] {
  position: fixed;
  inset-block-start: var(--nb-c-menu-top, 12.5rem);
  inset-block-end: auto;
  inset-inline: auto;
  left: 50%;
  margin: 0;
  transform: translateX(-50%);
  z-index: 20;
  max-height: calc(100vh - var(--nb-c-menu-top, 12.5rem) - 16px);
}

.nb2-c-menu::before {
  content: "";
  pointer-events: none;
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgba(159, 179, 200, 0.10), transparent 12px),
    linear-gradient(270deg, rgba(159, 179, 200, 0.10), transparent 12px);
  opacity: 0.45;
}

.nb2-c-menu > * { position: relative; z-index: 1; }

.nb2-c-menu .nb2-cal-head {
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px 12px;
  border-bottom: 1px solid rgba(159, 179, 200, 0.16);
}

.nb2-c-menu .nb-dialog-head > .nb-btn {
  flex: none;
  min-height: 44px;
  min-width: 44px;
}

.nb2-c-menu .nb2-cal-stack {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px 18px 16px;
  overflow: auto;
}

/* Calibrate has both .nb2-calibrate and .nb2-c-menu. Same-specificity flex
   above was stacking GPS + Mind in flow (dead slab). Restore same-cell grid. */
.nb2-calibrate.nb2-c-menu .nb2-cal-stack {
  display: grid;
  grid-template-areas: "cal-pane";
  align-items: start;
  gap: 0;
}

.nb2-c-menu .nb2-cal-pane[hidden],
.nb2-c-menu .nb2-cal-pane[aria-hidden="true"] {
  display: none;
  pointer-events: none;
}

.nb2-c-menu .nb-btn,
.nb2-c-menu input,
.nb2-c-menu textarea,
.nb2-c-menu select,
.nb2-c-menu .nb2-chan-mod,
.nb2-c-menu .nb2-chunk-chip,
.nb2-c-menu .nb2-comfort-chip,
.nb2-c-menu .nb2-classify-taginput,
.nb2-c-menu .nb2-consol-input {
  min-height: 44px;
  min-width: 44px;
  box-sizing: border-box;
}

.nb2-c-menu .nb2-chan-mod-lede,
.nb2-c-menu .nb2-chunk-lede,
.nb2-c-menu .nb2-consol-lede,
.nb2-c-menu .nb2-classify-lede,
.nb2-c-menu .nb2-construct-lede,
.nb2-c-menu .nb2-sitting-gate {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted, #9FB3C8);
}

.nb2-c-menu .nb2-cal-science {
  margin: 0;
  padding: 0;
  border: 1px solid rgba(159, 179, 200, 0.16);
  border-radius: 8px;
  background: rgba(10, 17, 40, 0.22);
}

.nb2-c-menu .nb2-cal-science-toggle {
  display: flex;
  align-items: center;
  min-height: 44px;
  min-width: 44px;
  padding: 8px 12px;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text, #F8FAFC);
}

.nb2-c-menu .nb2-cal-science-toggle::-webkit-details-marker { display: none; }

.nb2-c-menu .nb2-cal-science-toggle::before {
  content: "Show";
  margin-right: 0.55em;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted, #9FB3C8);
}

.nb2-c-menu .nb2-cal-science[open] .nb2-cal-science-toggle::before { content: "Hide"; }

.nb2-c-menu .nb2-cal-science-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0 12px 14px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted, #9FB3C8);
}

.nb2-c-menu .nb2-cal-commit {
  position: sticky;
  bottom: 0;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: stretch;
  gap: 8px;
  margin: 0;
  padding: 10px 18px 14px;
  background: linear-gradient(180deg, transparent, rgba(15, 29, 58, 0.92) 28%);
}

.nb2-c-menu .nb2-cal-commit .nb-btn--primary {
  flex: 1 1 10rem;
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: #007BFF;
  color: #F8FAFC;
  font: 600 15px/1.2 Montserrat, Inter, sans-serif;
}

.nb2-c-menu .nb2-cal-commit .nb-btn--primary:hover { background: #0a55b0; }

.nb2-c-menu .nb2-cal-commit .nb2-consol-input {
  flex: 1 1 12rem;
}

.nb2-c-menu .nb-btn:focus-visible,
.nb2-c-menu input:focus-visible,
.nb2-c-menu textarea:focus-visible,
.nb2-c-menu select:focus-visible,
.nb2-c-menu .nb2-chan-mod:focus-visible,
.nb2-c-menu .nb2-chunk-chip:focus-visible,
.nb2-c-menu .nb2-comfort-chip:focus-visible,
.nb2-c-menu .nb2-cal-science-toggle:focus-visible {
  outline: 2px solid var(--cyan, #00E5FF);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .nb2-c-menu,
  .nb2-c-menu .nb-btn,
  .nb2-c-menu input,
  .nb2-c-menu textarea {
    transition: none !important;
    animation: none !important;
  }
}

body.eink .nb2-c-menu,
body.nb2-eink .nb2-c-menu {
  background: #fff;
  color: #000;
  border-color: #000;
  box-shadow: none;
}

body.eink .nb2-c-menu::before,
body.nb2-eink .nb2-c-menu::before { display: none; }

body.eink .nb2-c-menu .nb2-cal-title,
body.nb2-eink .nb2-c-menu .nb2-cal-title { color: #000; }

body.eink .nb2-c-menu .nb2-cal-commit .nb-btn--primary,
body.nb2-eink .nb2-c-menu .nb2-cal-commit .nb-btn--primary {
  background: #000;
  color: #fff;
}

body.eink .nb2-c-menu .nb-btn:focus-visible,
body.eink .nb2-c-menu input:focus-visible,
body.nb2-eink .nb2-c-menu .nb-btn:focus-visible,
body.nb2-eink .nb2-c-menu input:focus-visible {
  outline-color: #000;
}