:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: #172033;
  background: #f3f5f7;
  font-size: 15px;
  --ink: #172033;
  --navy: #10243e;
  --blue: #245b8f;
  --blue-soft: #eaf1f7;
  --line: #d8e0e8;
  --paper: #fff;
  --muted: #657386;
  --success: #17654b;
  --danger: #8b2730;
  --shadow: 0 10px 28px rgb(20 37 55 / 7%);
  --canvas: #f3f5f7;
  --nav-bg: rgb(255 255 255 / 97%);
  --table-head: #e9eef3;
  --row: #fff;
  --row-even: #f8fafb;
  --row-hover: #eef5fa;
  --readonly: #eef3f7;
  --readonly-even: #e8eef3;
  --readonly-text: #435267;
  --input-bg: #f7fbff;
  --input-border: #8db6d8;
  --input-text: #10243e;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --ink: #e7edf4;
  --navy: #dbe9f7;
  --blue: #6ea8dc;
  --blue-soft: #21364a;
  --line: #334558;
  --paper: #172330;
  --muted: #a8b6c6;
  --success: #65c6a5;
  --danger: #f08f98;
  --shadow: 0 10px 30px rgb(0 0 0 / 24%);
  --canvas: #0f1822;
  --nav-bg: rgb(20 31 43 / 97%);
  --table-head: #253544;
  --row: #172330;
  --row-even: #1c2a38;
  --row-hover: #273b4c;
  --readonly: #233442;
  --readonly-even: #293a49;
  --readonly-text: #cbd6e0;
  --input-bg: #102b3d;
  --input-border: #67a9d8;
  --input-text: #f2f7fb;
  background: #0f1822;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: var(--canvas); color: var(--ink); }
button, input, select { font: inherit; }
button {
  border: 0;
  border-radius: 9px;
  background: var(--blue);
  color: white;
  padding: .68rem 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .16s ease, box-shadow .16s ease, transform .16s ease;
}
button:hover:not(:disabled) { filter: brightness(.95); box-shadow: 0 5px 14px rgb(21 64 101 / 18%); }
button:active:not(:disabled) { transform: translateY(1px); }
button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid rgb(36 91 143 / 24%);
  outline-offset: 2px;
}
button:disabled { cursor: not-allowed; opacity: .45; }
button.ghost { background: transparent; color: white; border: 1px solid rgb(255 255 255 / 35%); }

.topbar {
  min-height: 58px;
  padding: 10px clamp(18px, 3vw, 40px);
  background: linear-gradient(118deg, #0d2139, #163a5a);
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.topbar h1 { font-size: clamp(1.05rem, 1.7vw, 1.3rem); margin: 0; line-height: 1.2; }
.topbar-utilities { position: relative; display: flex; align-items: center; gap: 9px; }
.mode-switch { display: flex; gap: 5px; padding: 4px; border-radius: 11px; background: rgb(255 255 255 / 10%); }
.mode-switch button { padding: .48rem .72rem; background: transparent; color: #cfdeeb; box-shadow: none; }
.mode-switch button.active { color: white; background: rgb(255 255 255 / 18%); }
.theme-toggle, .menu-toggle { background: transparent; border: 1px solid rgb(255 255 255 / 28%); box-shadow: none; }
.presentation-fullscreen-toggle { display: none; width: 42px; height: 38px; padding: 8px; background: transparent; border: 1px solid rgb(255 255 255 / 28%); box-shadow: none; }
.presentation-fullscreen-toggle.mode-active { display: grid; place-items: center; }
.presentation-fullscreen-toggle svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.presentation-fullscreen-toggle .fullscreen-exit-icon { display: none; }
.presentation-fullscreen-toggle.is-fullscreen .fullscreen-enter-icon { display: none; }
.presentation-fullscreen-toggle.is-fullscreen .fullscreen-exit-icon { display: block; }
.theme-toggle { padding: .47rem .52rem; }
.theme-track { position: relative; display: block; width: 38px; height: 20px; border-radius: 999px; background: #d7e1e9; }
.theme-thumb { position: absolute; top: 3px; left: 3px; width: 14px; height: 14px; border-radius: 50%; background: #173653; transition: transform .18s ease; }
.theme-toggle[aria-checked="true"] .theme-track { background: #75b3df; }
.theme-toggle[aria-checked="true"] .theme-thumb { transform: translateX(18px); background: #0f1d2b; }
.menu-toggle { width: 42px; height: 38px; padding: 8px 10px; display: grid; align-content: center; gap: 4px; }
.menu-toggle span { display: block; height: 2px; border-radius: 2px; background: white; }
.header-menu {
  position: absolute; z-index: 80; top: calc(100% + 9px); right: 0;
  width: min(310px, calc(100vw - 24px)); padding: 10px;
  border: 1px solid var(--line); border-radius: 13px;
  background: var(--paper); color: var(--ink); box-shadow: 0 18px 48px rgb(0 0 0 / 30%);
}
.header-menu[hidden] { display: none; }
.menu-user { padding: 8px 10px 11px; color: var(--muted); font-weight: 800; border-bottom: 1px solid var(--line); }
.mode-actions { display: none; }
.mode-actions.mode-active { display: grid; gap: 7px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.mode-actions label { padding: 0 6px; color: var(--muted); font-size: .75rem; font-weight: 750; }
.mode-actions select { width: 100%; padding: .66rem; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink); }
.menu-action, a.menu-action { display: block; width: 100%; padding: .68rem .75rem; border-radius: 8px; background: var(--paper); color: var(--ink); text-align: left; text-decoration: none; font-weight: 750; }
.menu-action:hover { background: var(--blue-soft); color: var(--navy); box-shadow: none; }
.warning-action { color: #a86611 !important; }
.header-menu form { margin: 0; padding-top: 7px; }
.eyebrow, .section-kicker {
  margin: 0;
  color: #a9c6e1;
  font-size: .69rem;
  font-weight: 800;
  letter-spacing: .14em;
}

.portal-mode { display: none; }
.portal-mode.mode-active { display: block; }
.primary-tabs.portal-mode.mode-active {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  gap: 5px;
  min-height: 53px;
  padding: 7px clamp(12px, 3vw, 40px);
  overflow-x: auto;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 16px rgb(20 37 55 / 4%);
  scrollbar-width: thin;
}
.primary-tabs button, .secondary-tabs button {
  flex: 0 0 auto;
  background: transparent;
  color: var(--muted);
  box-shadow: none;
  white-space: nowrap;
}
.primary-tabs button { padding: .58rem .82rem; color: var(--muted); }
.primary-tabs button.active { background: var(--blue-soft); color: var(--navy); }

main { width: min(1800px, 100%); margin: 0 auto; padding: 24px clamp(14px, 3vw, 40px) 42px; }
.view { display: none; }
.view.active { display: block; }
.page-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}
.page-heading h2 { margin: 3px 0 0; color: var(--navy); font-size: clamp(1.35rem, 2vw, 1.8rem); }
.page-heading .section-kicker { color: var(--blue); }
.update-button { min-width: 132px; background: var(--success); }
.edit-actions { display: flex; gap: 9px; }
.cancel-button { min-width: 104px; background: transparent; color: var(--danger); border: 1px solid currentColor; }
.update-button span {
  display: inline-grid;
  min-width: 22px;
  min-height: 22px;
  margin-left: 7px;
  place-items: center;
  border-radius: 999px;
  background: rgb(255 255 255 / 18%);
  font-size: .78rem;
}

.metric-grid, .summary-grid { display: grid; gap: 10px; }
.metric-grid { grid-template-columns: repeat(auto-fit, minmax(195px, 1fr)); }
.metric-grid.compact-metrics { grid-template-columns: repeat(3, minmax(210px, 1fr)); margin-bottom: 16px; }
.summary-grid { grid-template-columns: repeat(4, minmax(150px, 1fr)); margin-top: 16px; }
.metric, .summary-card, .panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.panel, .result-layout > * { min-width: 0; max-width: 100%; }
.metric { min-height: 88px; padding: 13px 15px; border-top: 3px solid #315f89; }
.metric span, .summary-card span { display: block; color: var(--muted); font-size: .8rem; }
.metric strong { display: block; margin-top: 7px; font-size: clamp(1.08rem, 1.8vw, 1.34rem); color: var(--navy); }
.summary-card { padding: 17px 18px; display: flex; align-items: baseline; gap: 12px; }
.summary-card strong { color: var(--blue); font-size: 1.2rem; }
.summary-card span { line-height: 1.35; }

.decision-banner {
  margin-bottom: 16px;
  padding: 14px 18px;
  border: 1px solid #b8d8ca;
  border-left: 5px solid var(--success);
  border-radius: 12px;
  background: #edf8f3;
  color: var(--success);
  font-size: 1.02rem;
  font-weight: 800;
}
.decision-banner.negative { border-color: #ecc8cc; border-left-color: var(--danger); background: #fff3f4; color: var(--danger); }
.result-layout { display: grid; grid-template-columns: 1.35fr 1fr; gap: 14px; margin-top: 14px; }
.panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 12px; }
.panel-heading h3 { margin: 0; color: var(--navy); font-size: 1rem; }
.panel-heading .section-kicker { margin-bottom: 4px; color: var(--blue); }
.result-panel, .guardrail-panel { padding: 14px; margin-top: 14px; }
.section-heading { margin: 22px 0 8px; }
.section-heading h3 { margin: 0; color: var(--navy); font-size: 1.02rem; }
.calculation-note { margin: 8px 0 0; padding: 9px 11px; border-radius: 8px; background: #fff4df; color: #75500e; font-size: .78rem; line-height: 1.4; }
.calculation-note:empty { display: none; }
.guardrail-panel ul { margin: 0; padding-left: 1.25rem; color: var(--ink); }
.guardrail-panel li { margin: .55rem 0; line-height: 1.5; }
.result-tabs { margin-top: 18px; }
.result-subview { display: none; margin-top: 0; }
.result-subview.active { display: block; }

.secondary-tabs {
  display: flex;
  gap: 5px;
  margin: -2px 0 14px;
  padding-bottom: 7px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  scrollbar-width: thin;
}
.secondary-tabs button { border-radius: 999px; padding: .48rem .82rem; border: 1px solid transparent; }
.secondary-tabs button.active { color: var(--blue); background: var(--blue-soft); border-color: #c8d9e8; }

.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar input, .toolbar select {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: white;
  color: var(--ink);
  padding: .54rem .76rem;
}
.toolbar input { width: min(390px, 100%); }
.toolbar.compact { justify-content: flex-end; margin: 0; }
.toolbar.compact select { min-width: 210px; }
.muted { color: var(--muted); }
.table-title { margin: 0 0 10px; color: var(--navy); font-size: 1rem; }
.detail-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin: 22px 0 10px;
}
.detail-heading .table-title { margin-bottom: 3px; }
.detail-heading p { margin: 0; font-size: .8rem; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
  background: #f7f5ef;
}
.login-card { width: min(420px, 100%); background: linear-gradient(145deg, #fff 0%, #edf5fb 100%); border: 1px solid #d6e0e8; border-radius: 18px; padding: 32px; box-shadow: 0 22px 60px rgb(27 45 64 / 16%); }
.login-card h1 { margin: .4rem 0; color: var(--navy); }
.login-card label { display: block; font-weight: 700; margin: 24px 0 7px; }
.login-card input { width: 100%; border: 1px solid var(--line); border-radius: 9px; padding: .78rem; }
.login-card button { width: 100%; margin-top: 14px; }
.alert { background: #fff0f0; color: var(--danger); padding: .7rem; border-radius: 8px; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.presentation-shell { width: 100%; max-width: none; padding: 16px; }
.presentation-page { min-height: calc(100vh - 90px); display: grid; place-items: center; align-content: center; gap: 12px; }
.presentation-variant-tabs { width: min(1420px, 100%); justify-content: center; margin: 0; }
.presentation-variant-tabs button { flex: 0 1 auto; }
.presentation-stage { position: relative; width: min(1420px, 100%); aspect-ratio: 16 / 9; overflow: hidden; border-radius: 12px; background: #08111b; box-shadow: 0 20px 55px rgb(0 0 0 / 30%); }
.presentation-stage.loading { opacity: .62; }
.presentation-stage img { display: block; width: 100%; height: 100%; object-fit: contain; }
.presentation-status { position: absolute; z-index: 2; padding: 14px 18px; border-radius: 10px; background: var(--paper); color: var(--ink); box-shadow: var(--shadow); }
.slide-nav { position: absolute; z-index: 3; top: 0; bottom: 0; width: clamp(48px, 7vw, 96px); border-radius: 0; background: linear-gradient(90deg, rgb(5 14 24 / 58%), transparent); color: white; font-size: 2.5rem; opacity: 0; box-shadow: none; transition: opacity .2s ease; }
.slide-next { right: 0; background: linear-gradient(270deg, rgb(5 14 24 / 58%), transparent); }
.slide-prev { left: 0; }
.presentation-stage:hover .slide-nav, .slide-nav:focus-visible { opacity: .75; }
.slide-nav:disabled { opacity: 0 !important; }
.presentation-page-number { position: absolute; z-index: 4; right: 18px; bottom: 14px; min-width: 78px; padding: 7px 10px; border-radius: 999px; background: rgb(6 18 30 / 68%); color: white; font-size: .86rem; font-weight: 800; text-align: center; }
html:fullscreen { background: var(--canvas); }
html:fullscreen .presentation-shell { height: calc(100vh - 58px); padding: 8px; }
html:fullscreen .presentation-page { min-height: 100%; }
html:fullscreen .presentation-stage { width: min(100%, calc((100vh - 126px) * 16 / 9)); border-radius: 8px; }

.password-dialog { width: min(430px, calc(100vw - 28px)); padding: 0; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); color: var(--ink); box-shadow: 0 22px 70px rgb(0 0 0 / 40%); }
.password-dialog::backdrop { background: rgb(5 14 24 / 62%); }
.password-dialog form { padding: 24px; }
.dialog-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.dialog-heading h2 { margin: 0; color: var(--navy); }
.dialog-close { width: 38px; padding: .35rem; background: transparent; color: var(--muted); font-size: 1.45rem; }
.password-dialog label { display: block; margin: 15px 0 6px; font-weight: 700; }
.password-dialog input { width: 100%; padding: .76rem; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink); }
.password-hint { margin: 7px 0 0; color: var(--muted); font-size: .78rem; }
.password-dialog button[type="submit"] { width: 100%; margin-top: 20px; }
.user-checklist { display: grid; gap: 8px; margin: 18px 0; }
.user-checklist label { display: flex; align-items: center; gap: 11px; margin: 0; padding: 11px 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--canvas); cursor: pointer; }
.user-checklist input { width: 18px; height: 18px; margin: 0; accent-color: var(--blue); }
.warning-button { background: var(--danger); }
.download-dialog-content { padding: 24px; }
.download-dialog-content p { margin: 14px 0 0; color: var(--ink); }
.download-progress { height: 7px; overflow: hidden; border-radius: 999px; background: var(--line); }
.download-progress span { display: block; width: 38%; height: 100%; border-radius: inherit; background: var(--blue); animation: download-progress 1.1s ease-in-out infinite alternate; }
.download-dialog.ready .download-progress span { width: 100%; background: var(--success); animation: none; }
.download-dialog.failed .download-progress span { width: 100%; background: var(--danger); animation: none; }
@keyframes download-progress { from { transform: translateX(-20%); } to { transform: translateX(210%); } }

#toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  max-width: min(430px, calc(100vw - 32px));
  transform: translateY(100px);
  opacity: 0;
  background: var(--success);
  color: white;
  border-radius: 10px;
  padding: 12px 16px;
  box-shadow: 0 14px 38px rgb(0 0 0 / 22%);
  transition: .25s;
  z-index: 9999;
}
#toast.show { transform: translateY(0); opacity: 1; }
#toast.error { background: var(--danger); }

.tabulator {
  border: 1px solid var(--line) !important;
  border-radius: 12px;
  background: var(--row) !important;
  font-size: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.tabulator .tabulator-header { background: var(--table-head) !important; color: var(--ink) !important; border-bottom-color: var(--line) !important; }
.tabulator .tabulator-header .tabulator-col { background: transparent !important; border-right-color: #d1d9e1 !important; }
.tabulator .tabulator-header .tabulator-col .tabulator-col-content { padding: 11px 10px; }
.tabulator-row { min-height: 39px; background: var(--row) !important; color: var(--ink) !important; border-bottom-color: var(--line) !important; }
.tabulator-row.tabulator-row-even { background: var(--row-even) !important; }
.tabulator-row:hover { background: var(--row-hover) !important; }
.tabulator-row .tabulator-cell { padding: 9px 10px; border-right-color: #edf0f3 !important; }
.tabulator-row.read-only-row,
.tabulator-row.read-only-row.tabulator-row-even { background: #edf2f6 !important; }
.tabulator-row.read-only-row:hover { background: #e5edf3 !important; }
.tabulator-row .tabulator-cell.read-only-cell { background: var(--readonly) !important; color: var(--readonly-text); }
.tabulator-row.tabulator-row-even .tabulator-cell.read-only-cell { background: var(--readonly-even) !important; }
.tabulator-row:hover .tabulator-cell.read-only-cell { background: #e2ebf2 !important; }
.tabulator-row .tabulator-cell.tabulator-editing { border: 2px solid var(--blue) !important; background: var(--input-bg) !important; color: var(--input-text) !important; }
.tabulator-row .tabulator-cell.tabulator-editing input { width: 100%; background: var(--input-bg) !important; color: var(--input-text) !important; caret-color: var(--input-text); }
.editable-value { display: block; min-height: 30px; margin: -5px -6px; padding: 5px 8px; border: 1px solid var(--input-border); border-radius: 7px; background: var(--input-bg); color: var(--input-text); box-shadow: inset 0 1px 2px rgb(18 45 68 / 7%); }
.tabulator-cell:hover .editable-value { border-color: var(--blue); box-shadow: 0 0 0 2px rgb(36 91 143 / 12%); }
.tabulator .tabulator-tableholder { max-height: none !important; overflow-y: hidden !important; }
.tabulator-footer { background: var(--row-even) !important; color: var(--ink) !important; }
.tabulator-calcs-holder, .tabulator-row.tabulator-calcs { background: var(--table-head) !important; color: var(--navy) !important; font-weight: 800; }
.tabulator-tooltip { max-width: min(420px, calc(100vw - 24px)); white-space: normal; background: var(--paper) !important; color: var(--ink) !important; border: 1px solid var(--line) !important; box-shadow: var(--shadow); }
.tabulator-group {
  background: #eef3f7 !important;
  color: var(--navy) !important;
  border-color: #d6dfe7 !important;
  font-weight: 750 !important;
}
.tabulator-group span { color: var(--blue) !important; }

html[data-theme="dark"] .primary-tabs { background: var(--nav-bg); }
html[data-theme="dark"] .primary-tabs button { color: #b7c6d5; }
html[data-theme="dark"] .primary-tabs button.active { color: #f4f8fb; background: #29465d; }
html[data-theme="dark"] .header-menu .menu-action { background: var(--paper); color: var(--ink); }
html[data-theme="dark"] .header-menu .menu-action:hover { background: #29465d; color: #f4f8fb; }
html[data-theme="dark"] .toolbar input,
html[data-theme="dark"] .toolbar select { background: var(--paper); color: var(--ink); }
html[data-theme="dark"] .decision-banner { background: #17362d; border-color: #2a6a55; }
html[data-theme="dark"] .decision-banner.negative { background: #3b2025; border-color: #754049; }
html[data-theme="dark"] .calculation-note { background: #3a2f1d; color: #f0c77d; }
html[data-theme="dark"] .tabulator-row.read-only-row,
html[data-theme="dark"] .tabulator-row.read-only-row.tabulator-row-even { background: #233442 !important; }
html[data-theme="dark"] .tabulator-row.read-only-row:hover { background: #2b4050 !important; }
html[data-theme="dark"] .tabulator-row .tabulator-cell.read-only-cell { background: #233442 !important; color: #c2ced9; }
html[data-theme="dark"] .tabulator-row.tabulator-row-even .tabulator-cell.read-only-cell { background: #293a49 !important; }
html[data-theme="dark"] .tabulator-group { background: #263947 !important; }

@media (max-width: 900px) {
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .result-layout { grid-template-columns: 1fr; }
  .metric-grid.compact-metrics { grid-template-columns: 1fr 1fr; }
  .detail-heading { align-items: stretch; flex-direction: column; }
  .toolbar.compact { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .topbar { min-height: 52px; padding: 9px 12px; gap: 8px; flex-wrap: wrap; }
  .topbar h1 { font-size: 1rem; }
  .topbar button { padding: .54rem .72rem; }
  .mode-switch { order: 3; width: 100%; }
  .mode-switch button { flex: 1; }
  .topbar-utilities { margin-left: auto; }
  .primary-tabs { padding: 7px 10px; }
  main { padding: 16px 11px 30px; }
  .page-heading { align-items: flex-start; }
  .page-heading h2 { font-size: 1.3rem; }
  .update-button { min-width: 112px; }
  .metric-grid, .summary-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
  .metric-grid.compact-metrics { grid-template-columns: 1fr; }
  .metric { min-height: 82px; padding: 12px; }
  .summary-card { padding: 13px; display: block; }
  .summary-card span { margin-top: 5px; }
  .toolbar > * { width: 100% !important; min-width: 0 !important; }
  #toast { right: 16px; bottom: 16px; }
  .result-panel, .guardrail-panel { padding: 11px; }
  .tabulator .tabulator-frozen { position: static !important; }
  .presentation-shell { padding: 8px; }
  .presentation-page { min-height: calc(100vh - 118px); }
  .presentation-variant-tabs { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; }
  .presentation-variant-tabs button { flex: 0 0 auto; white-space: nowrap; }
  .slide-nav { opacity: .42; width: 50px; }
  .presentation-page-number { right: 9px; bottom: 8px; }
}

@media (max-width: 420px) {
  .metric-grid, .summary-grid { grid-template-columns: 1fr; }
}