/* EPA Section 608 Leak Rate Calculator -- industrial_field_terminal / dark_telemetry_console */

:root {
  color-scheme: dark;
  --canvas: #0B0F17;
  --surface: #111827;
  --masthead: #030712;
  --text: #F8FAFC;
  --muted: #CBD5E1;
  --primary: #C2410C;
  --primary-hover: #9A3412;
  --primary-active: #7C2D12;
  --on-primary: #FFFFFF;
  --accent: #10B981;
  --line: #334155;
  --well: #0F172A;
  --input-line: #475569;
  --signal: #FDBA74;
  --amber: #FBBF24;
  --ok-text: #6EE7B7;
  --error: #FCA5A5;
  --display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --sans: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  overflow-x: hidden;
}

h1, h2, h3 { line-height: 1.15; margin: 0; }
p { margin: 0; }
code { font-family: var(--mono); font-size: 0.92em; }

.mono, .readout-value, .fig-value, .tl-date, .cert-deadline-date, table, input[type="number"], input[type="date"] {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 8px; top: -60px; z-index: 100;
  background: var(--primary); color: var(--on-primary); padding: 10px 14px; min-height: 44px;
  border-radius: var(--radius); font-weight: 700; text-decoration: none;
}
.skip-link:focus { top: 8px; }

:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; }

button, a, label.seg, label.dropzone, select, [role="tab"] { cursor: pointer; }
button:disabled { cursor: not-allowed; }

/* ---------- telemetry header ---------- */

header.topbar {
  background-color: #030712;
  color: #F8FAFC;
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 56px;
  height: auto;
  padding: 6px 16px;
}

.topbar-brand-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.topbar-purpose {
  font-size: 11.5px;
  color: var(--muted);
  margin: 0;
  line-height: 1.35;
}
.topbar-purpose .guide-cue-link {
  color: var(--amber);
  text-decoration: underline;
  font-weight: 600;
  margin-left: 4px;
}
.topbar-purpose .guide-cue-link:hover {
  color: #FDE68A;
}

.wordmark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 23px;
  line-height: 1.12;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
  max-height: 52px;
  color: #F8FAFC;
}
.wordmark-tag { color: var(--signal); font-family: var(--mono); font-size: 15px; letter-spacing: 0; margin-right: 4px; }
.wordmark-tag::after { content: ' //'; color: var(--muted); }

.readouts {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0 0 0 auto;
  padding: 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}
.readouts li { display: flex; align-items: center; gap: 6px; }
.led { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); display: inline-block; }

.btn-bezel {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: #F8FAFC;
  background: #111827;
  border: 1px solid var(--input-line);
  border-top-color: #64748B;
  border-bottom: 2px solid #000000;
  border-radius: var(--radius);
  padding: 8px 12px;
  min-height: 44px;
  max-height: 50px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-bezel::before { content: ''; width: 7px; height: 7px; background: var(--primary); border-radius: 50%; }
.btn-bezel:hover { border-color: var(--muted); }
.btn-bezel:active { transform: translateY(1px); background: var(--well); }

/* ---------- segmented scenario bar (flush beneath header) ---------- */

.unified-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 10px 16px;
  padding: 6px 16px;
  background: #030712;
  border-bottom: 1px solid var(--line);
  min-height: 46px;
  position: sticky;
  top: 0;
  z-index: 60;
}

/* ---------- workflow direction bar & role badges ---------- */
.workflow-direction-bar {
  max-width: 1440px;
  margin: 0 auto;
  background: #080D1A;
  border-left: 1px solid var(--line, #1f2937);
  border-right: 1px solid var(--line, #1f2937);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 5px 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: #94A3B8;
}
.wf-track {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.wf-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #F1F5F9;
}
.wf-step-input {
  color: #FBBF24;
  font-weight: 700;
}
.wf-step-input .wf-sub {
  font-size: 10px;
  font-weight: 400;
  color: #94A3B8;
}
.wf-step-engine {
  color: #38BDF8;
}
.wf-step-output {
  color: #34D399;
  font-weight: 700;
}
.wf-arrow {
  color: #94A3B8;
  font-weight: 700;
}
@media (max-width: 768px) {
  .workflow-direction-bar { padding: 5px 8px; font-size: 10px; }
  .wf-track { gap: 6px; justify-content: flex-start; }
  .wf-arrow { display: none; }
}

.role-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
  line-height: 1;
  vertical-align: middle;
}
.role-badge-in {
  background: #fef3c7;
  color: #78350f;
  border: 1px solid #f59e0b;
  margin-right: 6px;
}
.role-badge-out {
  background: #d1fae5;
  color: #064e3b;
  border: 1px solid #10b981;
  margin-right: 6px;
}
.panel-subcue {
  font-family: var(--mono);
  font-size: 11px;
  color: #94A3B8;
  letter-spacing: 0.02em;
  margin: -6px 0 10px;
}
.panel-sub-tag {
  font-size: 11px;
  color: var(--muted);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.desktop-engine-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.35);
  font-family: var(--mono);
  font-size: 11.5px;
  color: #34D399;
  border-radius: 2px;
  margin-top: 10px;
}
.status-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
  flex-shrink: 0;
}
.mobile-jump-btn { display: none; }
@media (max-width: 900px) {
  .desktop-engine-status { display: none; }
  .mobile-jump-btn { display: block; }
}
.cert-ids > div {
  cursor: pointer;
  transition: background-color 140ms ease, outline 140ms ease;
  border-radius: var(--radius);
  padding: 4px 6px;
}
.cert-ids > div:hover {
  background: rgba(245, 158, 11, 0.08);
  outline: 1px dashed rgba(245, 158, 11, 0.4);
}
.waterfall tbody tr {
  cursor: pointer;
}
.waterfall tbody tr:hover td {
  background: rgba(245, 158, 11, 0.08);
}
.flash-recalc {
  animation: flashPulse 1.2s ease-out;
}
@keyframes flashPulse {
  0% { box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.8); }
  100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
}
.toolbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
  flex-shrink: 0;
}
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex-shrink: 0;
}
.unified-toolbar .mode-switch-deck {
  width: auto;
  margin: 0;
  flex-direction: row;
  align-items: center;
}
.unified-toolbar .mode-tabs {
  background: var(--canvas, #07090e);
  border: 1px solid var(--line, #1f2937);
  border-radius: 4px;
  padding: 2px 4px;
  gap: 2px;
  display: flex;
  width: auto;
  margin: 0;
}
.unified-toolbar .mode-tab {
  min-height: 44px !important;
  height: 44px !important;
  padding: 3px 10px !important;
  font-size: 11.5px !important;
  font-weight: 700;
  color: var(--muted, #94a3b8);
  border-radius: 3px;
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.unified-toolbar .mode-tab:hover {
  color: #ffffff;
}
.unified-toolbar .mode-tab.is-active {
  background: var(--surface, #0f172a);
  color: #ffffff;
  border-color: var(--line, #334155);
}
.unified-toolbar .preset-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
  width: auto;
}
.unified-toolbar .preset-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  white-space: nowrap;
}
.unified-toolbar .preset-group {
  display: flex;
  flex-wrap: nowrap;
  gap: 4px;
}
.unified-toolbar .preset-chip {
  min-height: 28px !important;
  height: 28px !important;
  padding: 3px 8px !important;
  font-size: 11.5px !important;
  font-weight: 600;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  margin: 0;
}
.unified-toolbar .preset-chip:hover {
  color: var(--text);
  border-color: var(--input-line);
}
.unified-toolbar .preset-chip[aria-pressed="true"] {
  background: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
}
.unified-toolbar .case-status-bar {
  margin: 0;
  padding: 3px 8px;
  font-size: 11.5px;
  background: rgba(14, 165, 233, 0.08);
  border: 1px solid rgba(14, 165, 233, 0.25);
  border-radius: 4px;
  gap: 6px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}
.unified-toolbar .trust-reassurance-bar {
  margin: 0;
  padding: 3px 8px;
  background: transparent;
  border: 0;
  gap: 6px;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}
.unified-toolbar .trust-badge {
  padding: 2px 6px;
  font-size: 10.5px;
}
.unified-toolbar .trust-text {
  font-size: 11.5px;
  color: var(--muted);
}
.preset-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.preset-label { font-family: var(--mono); font-size: 12.5px; color: var(--muted); white-space: nowrap; }
.preset-group { display: flex; flex-wrap: wrap; gap: 0; }
.btn-reset { margin-left: auto; font-size: 13px; padding: 8px 12px; }

.preset-chip {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 8px 14px;
  min-height: 44px;
  margin-left: -1px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.preset-chip:first-child { border-radius: var(--radius) 0 0 var(--radius); margin-left: 0; }
.preset-chip:last-child { border-radius: 0 var(--radius) var(--radius) 0; }
.preset-chip::before { content: '○'; font-family: var(--mono); font-size: 12px; }
.preset-chip:hover { color: var(--text); border-color: var(--input-line); }
.preset-chip:active { background: var(--well); }
.preset-chip[aria-pressed="true"] {
  background: var(--primary);
  color: var(--on-primary);
  border-color: var(--primary);
  position: relative;
  z-index: 1;
}
.preset-chip[aria-pressed="true"]::before { content: '●'; }

/* ---------- command deck (2-zone asymmetric workbench) ---------- */

.deck {
  display: grid;
  grid-template-columns: minmax(430px, 480px) minmax(0, 1fr);
  gap: 14px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 16px;
  align-items: stretch;
}

/* ---------- Command Deck Left Intake Rail (Tripartite Flex Column) ---------- */
.rail {
  grid-column: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  max-height: 100%;
  overflow: hidden;
  padding: 0;
  min-width: 0;
  position: static;
  mask-image: none !important;
  -webkit-mask-image: none !important;
}

.center {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  position: relative;
}

.gauge-panel {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--primary);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

/* Tier 1: Pinned Left Intake Top Dock */
.rail-sticky-dock {
  flex: 0 0 auto;
  position: static;
  background: #0B0F17;
  padding: 10px 14px;
  margin: 0;
  border-bottom: 1.5px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  z-index: 10;
}
.rail-sticky-dock-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.rail-dock-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 13.5px;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.rail-dock-subcue {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* Tier 2: Independently Scrollable Form Canvas */
.rail-scroll-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  padding: 14px 14px 24px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  mask-image: linear-gradient(to bottom, black calc(100% - 24px), transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black calc(100% - 24px), transparent 100%);
  transition: mask-image 0.2s ease, -webkit-mask-image 0.2s ease;
}
.rail-scroll-body::-webkit-scrollbar {
  width: 9px;
}
.rail-scroll-body::-webkit-scrollbar-track {
  background: #0B0F17;
  border-left: 1px solid #1E293B;
}
.rail-scroll-body::-webkit-scrollbar-thumb {
  background: #334155;
  border-radius: 4.5px;
  border: 2px solid #0B0F17;
}
.rail-scroll-body::-webkit-scrollbar-thumb:hover {
  background: #475569;
}

/* Tier 3: Pinned Bottom Action Shelf */
.rail-bottom-shelf {
  flex: 0 0 auto;
  padding: 14px 18px 18px 18px;
  background: #0B0F17;
  border-top: 1.5px solid var(--line);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.4);
  z-index: 15;
  display: flex;
  align-items: center;
}
.btn-dock-jump--shelf {
  width: 100%;
  height: 42px;
  padding: 0 16px;
  font-size: 13.5px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--primary);
  border: 1.5px solid #EA580C;
  border-radius: var(--radius);
  color: var(--on-primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(249, 115, 22, 0.35);
  transition: all 0.15s ease;
}
.btn-dock-jump--shelf:hover {
  background: #FB923C;
  color: #000000;
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.5);
  transform: translateY(-1px);
}
.btn-dock-jump-icon {
  font-size: 15px;
}
.btn-dock-jump-text {
  flex: 1;
  text-align: left;
  margin-left: 8px;
}
.btn-dock-jump-arrow {
  font-weight: 900;
  font-size: 16px;
  transition: transform 0.15s ease;
}
.btn-dock-jump--shelf:hover .btn-dock-jump-arrow {
  transform: translateX(4px);
}

.btn-return-sheet {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding: 8px 14px;
  background: rgba(249, 115, 22, 0.10);
  min-height: 44px;
  border: 1.5px solid var(--primary);
  border-radius: var(--radius);
  color: var(--signal);
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn-return-sheet:hover {
  background: var(--primary);
  color: var(--on-primary);
}

.center-pair-grid, .cert-pair-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}
@media (min-width: 960px) {
  .center-pair-grid, .cert-pair-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 2px solid var(--input-line);
  border-radius: var(--radius);
  padding: 14px 16px;
  min-width: 0;
}
.panel--active { border-top: 3px solid var(--primary); }

.panel-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.15;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.idx { font-family: var(--mono); font-size: 15px; letter-spacing: 0; color: var(--signal); margin-right: 4px; }
.panel-sub { color: var(--muted); font-size: 13.5px; margin: -6px 0 10px; }
.panel-row { display: flex; align-items: center; justify-content: space-between; gap: 8px 12px; flex-wrap: wrap; margin-bottom: 12px; }
.panel-row .panel-title, .panel-row .cert-h3 { margin-bottom: 0; }

/* ---------- fields ---------- */

.field { min-width: 0; border: 0; padding: 0; margin: 0 0 4px; }
.field > label, .field > legend, .paste-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  padding: 0;
}
.req, .opt {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  white-space: normal;
}
.req::before, .opt::before { content: '· '; }

.field-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-rows: auto auto auto;
  column-gap: 10px;
}
.field-pair > .field { display: grid; grid-template-rows: subgrid; grid-row: span 3; align-content: start; }
.field-pair > .field > label { align-self: end; }

.telemetry-input {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 8px 8px;
  background: #0F172A;
  color: #F8FAFC;
  border: 1px solid #475569;
  border-left: 3px solid #C2410C;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}
.telemetry-input::placeholder { color: #94A3B8; opacity: 1; }
.telemetry-input:hover { border-color: #64748B; border-left-color: #C2410C; }
.telemetry-input:focus-visible { outline: 3px solid var(--signal); outline-offset: 1px; }
.telemetry-input[aria-invalid="true"] { border-color: var(--error); border-left-color: var(--error); }
select.telemetry-input { font-family: var(--sans); font-size: 15px; }
textarea.telemetry-input { resize: none; line-height: 1.45; }

.field-note {
  display: grid;
  min-height: 1.45em;
  margin: 4px 0 10px;
  font-size: 13px;
  line-height: 1.4;
}
.field-note > span { grid-area: 1 / 1; }
.hint { color: var(--muted); }
.validation-cue { color: var(--error); font-weight: 600; visibility: hidden; }
.field-note.has-cue .validation-cue { visibility: visible; }
.field-note.has-cue .hint { visibility: hidden; }
.validation-cue:not(:empty)::before { content: '! '; }

.method { margin-bottom: 12px; }
.segmented { display: grid; grid-template-columns: 1fr 1fr; }
.seg {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 8px; min-height: 44px;
  border: 1px solid var(--input-line); background: var(--well); color: var(--muted);
  font-size: 14px; font-weight: 600; text-align: center;
}
.seg + .seg { border-left: 0; }
.seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg:has(input:checked) { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.seg:has(input:checked)::before { content: '●'; font-family: var(--mono); font-size: 11px; }
.seg:has(input:focus-visible) { outline: 3px solid var(--signal); outline-offset: 2px; }
.seg:active { transform: translateY(1px); }

.is-off { display: none !important; }

/* ---------- buttons ---------- */

.btn-primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: #C2410C; color: #FFFFFF;
  border: 1px solid #C2410C; border-radius: var(--radius);
  padding: 10px 14px; min-height: 44px;
  font-family: var(--sans); font-size: 14.5px; font-weight: 700; line-height: 1.3;
  text-align: center; text-decoration: none;
}
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-primary:active { background: var(--primary-active); transform: translateY(1px); }

.btn-secondary {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--input-line); border-radius: var(--radius);
  padding: 8px 12px; min-height: 44px;
  font-family: var(--sans); font-size: 14px; font-weight: 600; line-height: 1.3;
}
.btn-secondary:hover { border-color: var(--muted); }
.btn-secondary:active { background: var(--well); transform: translateY(1px); }
.btn-secondary:disabled { color: var(--muted); border-style: dashed; }

.btn-icon {
  width: 44px; height: 44px; padding: 6px;
  background: transparent; color: var(--muted);
  border: 1px solid var(--line); border-radius: var(--radius);
  font-size: 15px;
}
.btn-icon:hover { color: var(--text); border-color: var(--muted); }
.btn-icon:active { background: var(--well); }

/* ---------- tabs + service log ---------- */

.tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-bottom: 10px; }
.tab {
  padding: 8px 6px; min-height: 44px;
  background: var(--well); color: var(--muted);
  border: 1px solid var(--line); border-top: 2px solid var(--line);
  font-family: var(--sans); font-size: 13.5px; font-weight: 600;
}
.tab + .tab { border-left: 0; }
.tab[aria-selected="true"] { background: var(--surface); color: var(--text); border-top-color: var(--primary); }
.tab:hover { color: var(--text); }
.tab:active { background: var(--canvas); }

.tab-stack { display: grid; }
.tab-stack > .tab-panel { grid-area: 1 / 1; visibility: hidden; opacity: 0; min-width: 0; }
.tab-stack > .tab-panel.is-active { visibility: visible; opacity: 1; }

.record-head, .record-row { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) 44px; gap: 8px; }
.record-head { font-family: var(--mono); font-size: 12.5px; color: var(--muted); margin-bottom: 6px; }
.record-list {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 6px; align-content: start;
  min-height: calc(3 * 44px + 2 * 6px);
}
.record-list[data-empty="true"]::before {
  content: 'No records yet. Add a top-off or import a CSV.';
  color: var(--muted); font-size: 13.5px; padding: 12px; border: 1px dashed var(--line);
}
.record-row .telemetry-input { font-size: 14px; padding: 8px 6px; }
.record-actions { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 10px; }
.record-count { font-family: var(--mono); font-size: 13px; color: var(--muted); }

.dropzone {
  position: relative;
  display: grid; place-content: center; gap: 6px; text-align: center;
  min-height: 170px; padding: 16px;
  border: 1px dashed var(--input-line); border-left: 3px solid var(--primary);
  background: var(--well); border-radius: var(--radius);
}
.dropzone:hover, .dropzone.is-drag { border-color: var(--muted); border-left-color: var(--primary); }
.dropzone:focus-within { outline: 3px solid var(--signal); outline-offset: 2px; }
.dropzone:active { background: var(--canvas); }
.file-input { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }
.dropzone-title { font-weight: 700; font-size: 15px; }
.dropzone-sub { color: var(--muted); font-size: 13px; }
.paste-area { min-height: 128px; margin-bottom: 8px; }

/* ---------- results deck ---------- */

.status-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 13px; font-weight: 700;
  padding: 6px 10px; min-width: 14.5rem;
  border: 1px solid var(--input-line); color: var(--muted); border-radius: var(--radius);
}
[data-state="pass"] .status-badge { border-color: var(--accent); color: var(--ok-text); }
[data-state="watch"] .status-badge { border-color: var(--amber); color: var(--amber); }
[data-state="trigger"] .status-badge { border-color: var(--primary); background: var(--primary); color: var(--on-primary); }
[data-state="invalid"] .status-badge { border-color: var(--error); color: var(--error); }

.gauge-readouts { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; margin-bottom: 14px; }
.readout { background: var(--well); border: 1px solid var(--line); padding: 10px 12px; min-width: 0; }
.readout:last-child { grid-column: 1 / -1; }
.readout-label { font-size: 13px; color: var(--muted); }
.readout-value { font-size: clamp(30px, 3.2vw, 42px); font-weight: 700; line-height: 1.1; overflow-wrap: anywhere; }
.readout-value--date { font-size: 24px; }
[data-state="trigger"] [data-out="leak-rate"] { color: var(--signal); }
[data-state="pass"] [data-out="leak-rate"] { color: var(--ok-text); }
[data-state="watch"] [data-out="leak-rate"] { color: var(--amber); }

.gauge { margin: 4px 0 6px; }
.gauge-track { position: relative; height: 28px; background: var(--well); border: 1px solid var(--input-line); }
.gauge-fill {
  position: absolute; inset: 0; transform-origin: left center; transform: scaleX(0);
  background: var(--accent); transition: transform 0.35s ease;
}
[data-state="watch"] .gauge-fill { background: #F59E0B; }
[data-state="trigger"] .gauge-fill { background: var(--primary); }
.gauge-watch {
  position: absolute; top: 0; bottom: 0; opacity: 0;
  background: repeating-linear-gradient(135deg, rgba(251, 191, 36, 0.28) 0 6px, transparent 6px 12px);
}
.gauge-mark { position: absolute; top: -6px; bottom: -6px; width: 2px; background: var(--text); opacity: 0; z-index: 2; }
.gauge-mark-label {
  position: absolute; top: calc(100% + 7px); left: 50%; transform: translateX(-50%); opacity: 0;
  font-size: 12px; color: var(--text); white-space: nowrap;
}
.gauge-scale { display: flex; justify-content: space-between; margin-top: 24px; font-size: 12px; color: var(--muted); }
.status-explain { min-height: 2.9em; color: var(--muted); font-size: 14px; margin-top: 6px; }
.verdict-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); }
.verdict-actions .toolbar-status { flex: 1 1 180px; margin: 0; }

.matrix { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.matrix-cell { background: var(--well); border: 1px solid var(--line); border-top: 2px solid var(--line); padding: 10px; min-width: 0; }
.matrix-cell[data-current="true"] { border-top: 3px solid var(--primary); }
.matrix-name { font-weight: 600; font-size: 14px; }
.matrix-limit { font-size: 13px; color: var(--muted); }
.matrix-verdict { font-size: 13.5px; font-weight: 600; margin-top: 4px; }
[data-verdict="over"] .matrix-verdict { color: var(--signal); }
[data-verdict="under"] .matrix-verdict { color: var(--ok-text); }

.waterfall-sum { display: flex; flex-wrap: wrap; align-content: flex-start; gap: 6px 16px; font-size: 13.5px; line-height: 1.5; margin-bottom: 10px; min-height: 1.6em; }
.sum-label { color: var(--muted); }
.table-scroll { overflow-x: auto; min-height: 116px; border: 1px solid var(--line); }
.table-scroll:focus-visible { outline-offset: -3px; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; font-family: var(--sans); font-weight: 600; font-size: 12.5px; color: var(--muted); padding: 8px; border-bottom: 1px solid var(--line); background: var(--well); }
td { padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: top; overflow-wrap: anywhere; }
.num { text-align: right; }
.bar-col { width: 28%; min-width: 90px; }
.wf-bar { display: block; height: 10px; margin-top: 5px; width: var(--w, 0%); background: var(--accent); }
.wf-bar.is-over { background: var(--primary); }
.empty-row { color: var(--muted); font-family: var(--sans); }

.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.tl-item {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 12px;
  background: var(--well); border: 1px solid var(--line); border-left: 3px solid var(--input-line);
  padding: 8px 12px;
}
.tl-item[data-state="due"] { border-left-color: var(--primary); }
.tl-item[data-state="clear"] { border-left-color: var(--accent); }
.tl-name { font-weight: 600; font-size: 14px; }
.tl-date { font-size: 15px; font-weight: 700; text-align: right; }
.tl-note { grid-column: 1 / -1; color: var(--muted); font-size: 13px; }

.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; min-height: 80px; align-content: start; }
.check { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 8px; font-size: 14px; }
.check-glyph { font-family: var(--mono); font-weight: 700; text-align: center; }
.check--ok .check-glyph { color: var(--ok-text); }
.check--info .check-glyph { color: var(--muted); }
.check--warn .check-glyph { color: var(--amber); }
.check--error .check-glyph, .check--error .check-text { color: var(--error); }

/* ---------- compliance certificate ---------- */

.cert { padding: 0; }
.cert-toolbar {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px;
  padding: 10px 12px; background: var(--well); border-top: 1px solid var(--line);
}
.toolbar-status { grid-column: 1 / -1; min-height: 1.4em; font-size: 13px; color: var(--muted); overflow-wrap: anywhere; }
.toolbar-status.is-error { color: var(--error); }

.cert-doc {
  position: relative;
  margin: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  outline: 1px solid var(--line);
  outline-offset: 3px;
  background-color: var(--surface);
  -webkit-print-color-adjust: exact;
  print-color-adjust: exact;
}
.tier-pro .cert-doc { background-image: none; }

.cert-head { border-bottom: 2px solid var(--text); padding-bottom: 8px; margin-bottom: 10px; }
.cert-head-row { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.cert-head-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.live-cue { color: var(--ok-text); font-size: 12px; margin: -2px 0 10px; }
.cert-kicker { font-size: 12.5px; color: var(--signal); font-weight: 700; }
.cert-head h2 { font-family: var(--display); font-size: 26px; font-weight: 700; line-height: 1.12; margin: 2px 0; text-transform: uppercase; letter-spacing: 0.02em; }
.cert-ref { font-size: 13px; color: var(--muted); overflow-wrap: anywhere; }

.cert-ids { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px 14px; margin: 0 0 12px; }
.cert-ids .span-2 { grid-column: 1 / -1; }
.cert-ids dt, .cert-schedule dt, .fig-label, .sig-label { font-size: 12.5px; color: var(--muted); }
.cert-ids dd { margin: 0; font-size: 14.5px; font-weight: 600; overflow-wrap: anywhere; }

.cert-figures { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px; margin-bottom: 12px; }
.cert-figures > div { border: 1px solid var(--line); padding: 8px 10px; min-width: 0; }
.fig-value { font-size: 22px; font-weight: 700; line-height: 1.2; overflow-wrap: anywhere; }
.fig-value--text { font-family: var(--sans); font-size: 15px; line-height: 1.35; min-height: 2.7em; }
[data-state="trigger"] [data-out="c-determination"] { color: var(--signal); }
[data-state="trigger"] [data-out="c-determination"]::before { content: '▲ '; }

.cert-deadline { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 14px; border: 1px solid var(--line); border-left: 4px solid var(--primary); padding: 8px 12px; margin-bottom: 10px; }
.cert-deadline-date { font-size: 20px; font-weight: 700; line-height: 1.2; margin: 0; }
.cert-deadline-note { font-size: 13px; color: var(--muted); min-height: 0; margin: 0; flex: 1 1 240px; }
.cert-schedule { display: none; margin: 8px 0 0; gap: 4px; width: 100%; }
.cert-schedule > div { display: flex; justify-content: space-between; gap: 12px; border-top: 1px dashed var(--line); padding-top: 4px; }
.cert-schedule dd { margin: 0; font-size: 13.5px; font-weight: 700; text-align: right; }

.cert-h3 { font-family: var(--display); font-size: 18px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; line-height: 1.15; margin: 2px 0 6px; }
.cert-table-wrap { overflow-x: auto; margin-bottom: 10px; min-height: 84px; }
.cert-table { font-size: 13px; }
.cert-table th { background: transparent; }
.audit-table + * { margin: 0; }

.cert-notes { margin: 0 0 6px; padding-left: 18px; font-size: 13px; color: var(--muted); display: grid; gap: 3px; align-content: start; min-height: 0; }
.cert-print-summary { display: block; }
.cert-assumptions-block { grid-column: auto; }

.cert-signoff {
  display: grid;
  grid-template-areas: 'title' 'lines' 'gate';
  border: 1px solid var(--line); padding: 10px 12px; margin-bottom: 10px;
}
.cert-signoff > .cert-h3 { grid-area: title; }
.cert-signoff[data-locked="true"] > .cert-h3::after { content: ' · locked'; font-family: var(--mono); font-size: 12px; color: var(--signal); letter-spacing: 0; text-transform: none; }
.signoff-grid { grid-area: lines; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px 14px; margin-bottom: 8px; }
.sig-line { display: grid; align-content: space-between; min-height: 44px; border-bottom: 1px solid var(--muted); padding-bottom: 4px; }
.sig-value { font-family: var(--mono); font-size: 14px; min-height: 1.3em; overflow-wrap: anywhere; }
[data-locked="true"] .sig-line { border-bottom-style: dashed; }
.signoff-lock, .signoff-inputs { grid-area: gate; min-width: 0; }
.signoff-lock { display: flex; align-items: center; justify-content: center; text-align: center; border: 1px dashed var(--input-line); padding: 8px 10px; font-size: 13.5px; color: var(--muted); }
.signoff-inputs { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 10px; }
[data-signoff][data-locked="true"] .signoff-inputs { display: none; }
[data-signoff][data-locked="false"] .signoff-lock { display: none; }

.cert-audit { border: 1px solid var(--line); padding: 10px 12px 0; margin-bottom: 10px; }
.cert-audit .panel-row { margin-bottom: 6px; }
.cert-audit .cert-table-wrap { min-height: 84px; }

.cert-foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 12px; border-top: 2px solid var(--text); padding-top: 8px; }
.free-watermark { font-family: var(--mono); font-size: 12.5px; color: var(--muted); }
.cert-foot-meta { font-size: 12.5px; color: var(--muted); }

/* ---------- Pro modal ---------- */

.modal-backdrop { position: fixed; inset: 0; background: rgba(3, 7, 18, 0.86); z-index: 50; }
.modal {
  position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: min(540px, calc(100vw - 24px)); max-height: calc(100vh - 24px); overflow-y: auto;
  background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--primary);
  border-radius: var(--radius); padding: 18px 20px 16px; z-index: 60;
}
.modal[hidden], .modal-backdrop[hidden] { display: none; }
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.modal-head h2 { font-family: var(--display); font-size: 26px; font-weight: 700; line-height: 1.12; text-transform: uppercase; letter-spacing: 0.03em; }
.modal-close {
  flex: none; width: 44px; height: 44px; padding: 6px;
  background: var(--well); color: var(--text); border: 1px solid var(--input-line); border-radius: var(--radius); font-size: 16px;
}
.modal-close:hover { border-color: var(--muted); }
.modal-close:active { background: var(--canvas); }
.modal-desc { color: var(--muted); margin-bottom: 8px; }
.modal-list { margin: 0 0 14px; padding-left: 18px; display: grid; gap: 6px; font-size: 14.5px; }
.modal-cta { width: 100%; margin-bottom: 16px; }
.license-form { border-top: 1px dashed var(--line); padding-top: 12px; }
.license-form > label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.license-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
html.modal-open { overflow: hidden; }

/* ---------- responsive ---------- */

@media (max-width: 1500px) {
  .unified-toolbar .recalc-timestamp {
    display: none;
  }
}

@media (max-width: 1480px) {
  .unified-toolbar .trust-text {
    display: none;
  }
}

@media (max-width: 1320px) {
  .unified-toolbar {
    flex-wrap: wrap;
    padding: 6px 12px;
    gap: 6px 10px;
  }
  .toolbar-left, .toolbar-right {
    width: 100%;
    margin-left: 0;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 8px;
  }
  .unified-toolbar .trust-reassurance-bar {
    margin-left: auto;
  }
}

@media (max-width: 1199px) {
  .deck { grid-template-columns: minmax(410px, 450px) minmax(0, 1fr); }
}

@media (max-width: 1100px) {
  .readouts .readout-wide { display: none; }
}

/* Option B+ Statutory Desktop Cockpit (100dvh Dual-Scrollpane) with Tri-Layer Affordance System */
@media screen and (min-width: 901px) {
  html, body {
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
  }
  body {
    display: flex;
    flex-direction: column;
  }
  .app-header-stack {
    flex: 0 0 auto;
    width: 100%;
    z-index: 100;
  }
  .deck {
    flex: 1 1 auto;
    min-height: 0;
    height: 100%;
    overflow: hidden;
    padding: 0 16px;
    border-bottom: 1.5px solid var(--line);
  }
  .rail {
    height: 100%;
    max-height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 0;
    mask-image: none !important;
    -webkit-mask-image: none !important;
  }
  .center {
    height: 100%;
    max-height: 100%;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    mask-image: linear-gradient(to bottom, black calc(100% - 36px), transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black calc(100% - 36px), transparent 100%);
    padding-top: 14px;
    padding-bottom: 56px;
    transition: mask-image 0.2s ease, -webkit-mask-image 0.2s ease;
  }
  .center::-webkit-scrollbar {
    width: 9px;
  }
  .center::-webkit-scrollbar-track {
    background: #0B0F17;
    border-left: 1px solid #1E293B;
  }
  .center::-webkit-scrollbar-thumb {
    background: #334155;
    border-radius: 4.5px;
    border: 2px solid #0B0F17;
  }
  .center::-webkit-scrollbar-thumb:hover {
    background: #475569;
  }

  /* Cockpit Horizon Sill (Anchored 28px bottom shelf) */
  .cockpit-horizon-bar {
    flex: 0 0 28px;
    height: 28px;
    width: 100%;
    background: #070A0F;
    border-top: 1.5px solid #1E293B;
    display: flex;
    align-items: center;
    z-index: 100;
    user-select: none;
  }
  .cockpit-horizon-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 18px;
    font-family: var(--mono);
    font-size: 11px;
    color: #94A3B8;
  }
  .horizon-telemetry {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .horizon-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #10B981;
    box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
  }
  .horizon-title {
    color: #F8FAFC;
    font-weight: 600;
  }
  .horizon-cue {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #FBBF24;
    font-weight: 600;
    letter-spacing: 0.01em;
  }
  .horizon-privacy {
    color: #94A3B8;
  }

  /* Pinned Dock Scroll Cue Button */
  .dock-scroll-cue {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--mono);
    font-size: 11.5px;
    font-weight: 600;
    color: #F8FAFC;
    background: #1E293B;
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid #334155;
    cursor: pointer;
    transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .dock-scroll-cue:hover {
    background: #334155;
    color: #FFFFFF;
    border-color: #475569;
    transform: translateY(-1px);
  }
  .dock-scroll-arrow {
    font-size: 13px;
    transition: transform 0.15s ease;
  }
  .dock-scroll-cue:hover .dock-scroll-arrow {
    transform: translateY(2px);
  }
}

@media (max-width: 900px) {
  html, body {
    height: auto;
    overflow-y: auto;
    overflow-x: hidden;
  }
  body {
    display: block;
  }
  .workflow-direction-bar {
    display: none !important;
  }
  .preset-strip-inline {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    max-width: 100%;
    padding: 2px 0;
  }
  .preset-strip-inline::-webkit-scrollbar {
    display: none;
  }
  .app-header-stack {
    position: static;
  }
  .unified-toolbar { position: static; }
  .deck {
    display: flex;
    flex-direction: column;
    height: auto;
    overflow: visible;
    padding: 10px 12px;
  }
  .rail, .center {
    mask-image: none !important;
    -webkit-mask-image: none !important;
    height: auto !important;
    max-height: none !important;
    overflow-y: visible !important;
  }
  .rail {
    display: block;
    padding: 0;
  }
  .rail-scroll-body {
    overflow-y: visible !important;
    max-height: none !important;
    min-height: 0;
    padding: 0;
    mask-image: none !important;
    -webkit-mask-image: none !important;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .rail-bottom-shelf {
    display: block;
    margin: 16px 0 20px 0;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
  }
  .rail-bottom-shelf .btn-dock-jump--shelf {
    height: 44px;
    font-size: 14px;
  }
  .cockpit-horizon-bar,
  .dock-scroll-cue {
    display: none !important;
  }
  .gauge-panel {
    position: static;
    box-shadow: none;
  }
}

@media (max-width: 640px) {
  .topbar-inner { gap: 10px; padding: 0 12px; }
  .readouts { display: none; }
  .wordmark { font-size: 18px; margin-right: auto; }
  .wm-tail { display: none; }
  .wordmark-tag::after { content: ''; }
  .unified-toolbar { padding: 6px 10px; gap: 6px 10px; }
  .toolbar-left, .toolbar-right { width: 100%; gap: 8px; }
  .unified-toolbar .mode-switch-deck { width: 100%; }
  .unified-toolbar .mode-tabs { width: 100%; }
  .unified-toolbar .mode-tab { flex: 1; text-align: center; padding: 6px 8px; font-size: 12px; }
  .unified-toolbar .case-status-bar { width: 100%; font-size: 11.5px; }
  .unified-toolbar .trust-reassurance-bar { display: none; }
  .preset-bar { padding: 6px 12px; gap: 6px; }
  .preset-intro { display: none; }
  .unified-toolbar .preset-controls { gap: 6px; width: 100%; flex-wrap: wrap; }
  .preset-label { font-size: 11.5px; }
  .btn-reset { display: none; }
  .btn-update-calc { display: none; }
  .unified-toolbar .preset-group { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); width: 100%; gap: 4px; }
  .unified-toolbar .preset-chip {
    margin: 0;
    font-size: 11px !important;
    padding: 5px 6px !important;
    min-height: 44px !important;
    height: auto !important;
    width: 100%;
    justify-content: center;
    white-space: normal;
    text-align: center;
  }
  .deck { display: flex; flex-direction: column; align-items: stretch; padding: 6px 8px; gap: 8px; }
  .rail { order: 0; }
  .center { display: flex; flex-direction: column; gap: 10px; order: 1; }
  .panel { padding: 12px; }
  .field-pair { grid-template-columns: minmax(0, 1fr); }
  .field-pair > .field { display: block; grid-row: auto; }
  .record-head { display: none; }
  .record-row { grid-template-columns: minmax(0, 1fr) 44px; gap: 6px; padding-bottom: 8px; border-bottom: 1px dashed var(--line); }
  .record-row > [data-rec="date"] { grid-column: 1 / -1; }
  .matrix { grid-template-columns: minmax(0, 1fr); }
  .telemetry-input, select.telemetry-input { font-size: 16px; }
  .cert-doc { margin: 10px 8px; padding: 12px; }
  .cert-ids, .cert-figures, .signoff-grid, .signoff-inputs { grid-template-columns: minmax(0, 1fr); }
  .license-row { grid-template-columns: minmax(0, 1fr); }
  .status-badge { min-width: 0; }
}

/* ---------- Mode Switch Deck & Case Status Bar ---------- */

.mode-switch-deck {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}
.mode-tabs {
  display: flex;
  gap: 4px;
  background: var(--canvas, #07090e);
  padding: 4px;
  border-radius: 6px;
  border: 1px solid var(--line, #1f2937);
  width: fit-content;
}
.mode-tab {
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--muted, #94a3b8);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}
.mode-tab:hover {
  color: #ffffff;
}
.mode-tab.is-active {
  background: var(--surface, #0f172a);
  color: #ffffff;
  border-color: var(--line, #334155);
  box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}
.case-status-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(14, 165, 233, 0.08);
  border: 1px solid rgba(14, 165, 233, 0.25);
  border-radius: 4px;
  font-size: 13px;
  color: #e2e8f0;
  margin-top: 4px;
}
.case-status-bar.is-blank {
  background: rgba(100, 116, 139, 0.1);
  border-color: rgba(100, 116, 139, 0.3);
  color: #94a3b8;
}
.status-indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #0ea5e9;
  flex-shrink: 0;
}
.case-status-bar.is-blank .status-indicator-dot {
  background: #94a3b8;
}
.recalc-timestamp {
  margin-left: auto;
  font-size: 11px;
  color: #38bdf8;
  opacity: 0.9;
}
.btn-update-calc {
  display: block;
  width: 100%;
  padding: 10px 14px;
  margin-top: 14px;
  background: var(--amber, #f59e0b);
  color: #0b0f14;
  font-weight: 700;
  font-size: 13.5px;
  text-align: center;
  border: 1px solid rgba(245, 158, 11, 0.8);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}
.btn-update-calc:hover {
  background: #d97706;
  color: #ffffff;
}

@keyframes flashGlow {
  0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.6); border-color: rgba(245, 158, 11, 0.9); }
  50% { box-shadow: 0 0 14px 2px rgba(245, 158, 11, 0.4); border-color: rgba(245, 158, 11, 0.9); }
  100% { box-shadow: none; }
}
.flash-recalc {
  animation: flashGlow 0.4s ease-out;
}

@keyframes spotlightPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.7);
    outline: 2px solid var(--primary);
  }
  50% {
    box-shadow: 0 0 16px 4px rgba(249, 115, 22, 0.45);
    outline: 2px solid #FB923C;
  }
  100% {
    box-shadow: none;
    outline: 2px solid transparent;
  }
}

.spotlight-pulse {
  animation: spotlightPulse 0.9s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

@keyframes msgFlash {
  0% { opacity: 0; transform: translateY(-3px); }
  20% { opacity: 1; transform: translateY(0); }
  80% { opacity: 1; }
  100% { opacity: 0.95; }
}

.action-msg {
  display: none;
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  font-weight: 600;
  color: #C2410C;
  background: #FFEDD5;
  border: 1px solid #FDBA74;
  border-radius: 2px;
  padding: 4px 10px;
  margin: 6px 0 0;
  text-align: center;
}

.action-msg.msg-flash {
  display: block;
  animation: msgFlash 0.3s ease-out;
}

/* Mobile Sticky Result HUD */
.mobile-hud {
  display: none;
}
@media (max-width: 900px) {
  .mobile-hud {
    display: block;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    background: rgba(11, 15, 23, 0.96);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 2px solid var(--amber, #f59e0b);
    padding: 10px 16px;
    padding-bottom: max(10px, env(safe-area-inset-bottom));
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.6);
    transform: translateY(0);
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .mobile-hud.is-hud-hidden {
    transform: translateY(100%);
    opacity: 0;
    pointer-events: none;
  }
  .hud-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    max-width: 600px;
    margin: 0 auto;
  }
  .hud-metric-block {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }
  .hud-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--muted, #94a3b8);
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }
  .hud-value {
    font-size: 18px;
    font-weight: 800;
    color: #ffffff;
  }
  .hud-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 7px;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: rgba(100, 116, 139, 0.2);
    color: #cbd5e1;
  }
  .hud-badge--alarm {
    background: rgba(220, 38, 38, 0.25);
    color: #fca5a5;
    border: 1px solid rgba(220, 38, 38, 0.5);
  }
  .hud-badge--ok {
    background: rgba(16, 185, 129, 0.25);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.5);
  }
  .hud-jump-btn {
    flex-shrink: 0;
    background: var(--surface, #1e293b);
    color: #f8fafc;
    border: 1px solid var(--line, #334155);
    padding: 6px 12px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s ease;
  }
  .hud-jump-btn:active {
    background: #334155;
  }
}

/* ---------- Reassurance & Free vs. Pro Table ---------- */

.trust-reassurance-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 4px;
  padding: 6px 12px;
  margin-top: 6px;
}
.trust-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--amber);
  color: #0b0f14;
  padding: 3px 8px;
  border-radius: 3px;
  white-space: nowrap;
}
.trust-text {
  font-size: 12.5px;
  color: var(--fg);
  line-height: 1.35;
}

.modal-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--amber);
  margin-bottom: 4px;
}

.modal-pricing-callout {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 12px 16px;
  margin: 12px 0;
  text-align: center;
}
.modal-pricing-callout .price-val {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 800;
  color: #ffffff;
}
.modal-pricing-callout .price-cadence {
  font-size: 14px;
  font-weight: 400;
  color: var(--muted);
  text-transform: uppercase;
}
.modal-pricing-callout .price-sub {
  font-size: 12px;
  color: var(--amber);
  margin-top: 4px;
}

.modal-table-wrap {
  overflow-x: auto;
  margin: 14px 0;
  border: 1px solid var(--line);
  border-radius: 4px;
}
.free-vs-pro-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}
.free-vs-pro-table th,
.free-vs-pro-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}
.free-vs-pro-table thead th {
  background: rgba(0, 0, 0, 0.3);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.free-vs-pro-table thead .th-free {
  color: var(--muted);
  width: 32%;
}
.free-vs-pro-table thead .th-pro {
  color: var(--amber);
  background: rgba(245, 158, 11, 0.08);
  width: 38%;
}
.free-vs-pro-table tbody th {
  font-weight: 500;
  color: var(--fg);
}
.free-vs-pro-table tbody td {
  font-family: var(--font-sans);
  color: var(--muted);
}
.free-vs-pro-table tbody td strong {
  color: #ffffff;
}
.badge-free {
  color: var(--muted);
}
.badge-pro {
  color: var(--amber);
  font-weight: 600;
}

/* Deliverable Capabilities Ribbon */
.deliverable-capabilities-ribbon {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid #334155;
  border-radius: 4px;
  padding: 8px 12px;
  margin: 10px 0 12px;
}
.cap-item {
  font-size: 11.5px;
  line-height: 1.35;
  color: #CBD5E1;
}
.cap-num {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  background: var(--primary);
  color: #FFFFFF;
  padding: 1px 5px;
  border-radius: 2px;
  margin-right: 4px;
}
.cap-item strong {
  color: #F8FAFC;
}
@media (max-width: 1050px) {
  .deliverable-capabilities-ribbon {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
}

.cert-purpose-note {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
  line-height: 1.4;
}

/* Statutory Compliance Guide & FAQ */
.statutory-guide {
  background: #080D14;
  border: 1px solid var(--line);
  border-top: 2px solid var(--primary);
  padding: 36px 20px 48px;
  margin-top: 20px;
  border-radius: 4px;
}
.guide-container {
  max-width: 1000px;
  margin: 0 auto;
}
.guide-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 28px;
}
.guide-pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(194, 65, 12, 0.2);
  color: #FB923C;
  border: 1px solid rgba(194, 65, 12, 0.4);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.guide-header h2 {
  font-size: 22px;
  font-weight: 800;
  color: #F8FAFC;
  margin: 0 0 8px;
}
.guide-intro {
  font-size: 13.5px;
  color: #94A3B8;
  margin: 0;
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}
.guide-card {
  background: #111827;
  border: 1px solid #1E293B;
  border-radius: 4px;
  padding: 16px 18px;
}
.guide-card-icon {
  font-size: 22px;
  margin-bottom: 8px;
}
.guide-card h3 {
  font-size: 15px;
  font-weight: 700;
  color: #F8FAFC;
  margin: 0 0 8px;
}
.guide-card p, .guide-card li {
  font-size: 13px;
  color: #CBD5E1;
  line-height: 1.5;
  margin: 0 0 6px;
}
.guide-list {
  padding-left: 18px;
  margin: 0 0 8px;
}
.guide-callout {
  background: rgba(245, 158, 11, 0.1);
  border-left: 3px solid #F59E0B;
  padding: 8px 10px;
  font-size: 12px;
  color: #FDE68A;
  margin-top: 8px;
}
.guide-faq-wrap h3 {
  font-size: 18px;
  color: #F8FAFC;
  margin: 0 0 16px;
  border-bottom: 1px solid #1E293B;
  padding-bottom: 8px;
}
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.faq-item {
  background: #111827;
  border: 1px solid #1E293B;
  border-radius: 4px;
  padding: 14px 16px;
}
.faq-item h4 {
  font-size: 14px;
  color: #F8FAFC;
  margin: 0 0 6px;
}
.faq-item p {
  font-size: 12.5px;
  color: #94A3B8;
  line-height: 1.5;
  margin: 0;
}
@media (max-width: 800px) {
  .guide-grid, .faq-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- print: certificate only ---------- */

@media print {
  @page { margin: 14mm 12mm; }
  html, body { background: #FFFFFF !important; color: #111827 !important; }
  .skip-link, header.topbar, .preset-bar, nav, .rail, .gauge-panel, .panel--support, .cert-toolbar, .statutory-guide,
  .modal, .modal-backdrop, .signoff-inputs, .signoff-lock[hidden],
  button, input, select, textarea, form, [data-upload-panel],
  .workflow-direction-bar, .rail-sticky-dock, .trust-footer, .cockpit-horizon-bar, .mobile-hud, [role="dialog"],
  [role="toolbar"], .statutory-guide, footer:not(.cert-foot), .rail-bottom-shelf { display: none !important; }
  .deck { display: block; padding: 0; }
  .center { display: block !important; padding: 0; margin: 0; border: 0; }
  #executive-deliverable, #executive-cert { border: 0 !important; background: #FFFFFF !important; padding: 0; margin: 0; }
  .cert-print-summary, .cert-schedule { display: grid !important; }
  div.cert-print-summary, .cert-deadline { display: block !important; grid-column: auto; }
  .cert-assumptions-block { grid-column: auto; }
  .cert-doc {
    margin: 0; padding: 0; border: 0; outline: 0;
    background-color: #FFFFFF;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='520' height='520'%3E%3Ctext x='50%25' y='50%25' fill='%23111827' fill-opacity='0.07' font-family='Arial,sans-serif' font-weight='700' font-size='110' text-anchor='middle' dominant-baseline='middle' transform='rotate(-28 260 260)'%3EDRAFT%3C/text%3E%3C/svg%3E");
  }
  .tier-pro .cert-doc { background-image: none; }
  .cert-doc, .cert-doc *, .cert-doc *::before, .cert-doc *::after { color: #111827 !important; border-color: #111827 !important; }
  .cert-doc th, .cert-doc td { background: transparent !important; }
  .cert-figures > div, .cert-deadline, .cert-signoff, .cert-audit, .cert-ids > div, .tl-item { background: transparent !important; }
  .cert-table-wrap, .cert-audit .cert-table-wrap { overflow: visible; min-height: 0; }
  .cert-notes { min-height: 0; }
  .cert-deadline-note { min-height: 0; }
  table { page-break-inside: auto; }
  thead { display: table-header-group; }
  tr, .cert-figures, .cert-deadline, .cert-signoff, .cert-ids, .cert-foot { break-inside: avoid; page-break-inside: avoid; }
  h2, h3 { break-after: avoid; page-break-after: avoid; }
  .cert-signoff { grid-template-areas: 'title' 'lines' 'gate'; }
  [data-signoff][data-locked="false"] .signoff-lock { display: none; }
  .cert-audit[data-locked="true"] { display: none; }
  .tier-pro .free-watermark { display: none; }
  .free-watermark { display: block; font-weight: 700; }
  a { color: #111827; text-decoration: none; }
}

/* Fleet sweep 2026-10-18 additions */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(2, 6, 23, 0.66);
}
.modal-backdrop[hidden] { display: none; }
#reset-btn.btn-reset { display: inline-flex; min-height: 44px; align-items: center; }
.trust-footer {
  padding: 16px 20px;
  font-size: 13px;
  color: #cbd5e1;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.trust-footer .trust-link { color: #7dd3fc; display: inline-block; padding: 4px 0; }
.mode-tab, .preset-chip { min-height: 44px; }
.preset-strip-inline { flex-wrap: wrap; max-width: 100%; }

/* Sticky chrome clearance for jump targets (mobile nav rot, 2026-10-18). */
#intake, #cert-title, .cert-signoff, #statutory-guide { scroll-margin-top: 96px; }

/* Mobile hit bands for inline text links (repair 2026-10-18). */
@media (max-width: 900px) {
  .topbar-purpose .guide-cue-link, .trust-footer .trust-link { display: inline-flex; align-items: center; min-height: 44px; }
}

/* Mobile: keep the top bar within the 100px chrome budget and chips tappable */
@media (max-width: 900px) {
  .topbar-purpose { display: none; }
  .topbar-inner { padding: 8px 12px; }
  .preset-chip { min-height: 32px; }
}

/* Keep focus-scrolled fields clear of the bottom chrome (audit 2026-10-19) */
.rail-scroll-body input, .rail-scroll-body select, .rail-scroll-body textarea,
.inspector-scroll-body input, .inspector-scroll-body select, .inspector-scroll-body textarea,
#rail-scroll input, #rail-scroll select, #rail-scroll textarea {
  scroll-margin-bottom: 112px;
}
.rail-scroll-body, #rail-scroll, .inspector-scroll-body { padding-bottom: 112px; }