@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;600;700&family=IBM+Plex+Serif:wght@400;600&display=swap");

/* One-screen shell: header, then a sidebar + results workspace */
html,
body {
  height: 100%;
  overflow: hidden;
}

/* Dark theme: native controls and scrollbars follow suit */
html {
  color-scheme: dark;
}

body {
  background: #0b1416;
  color: #e3eceb;
}

.app-shell,
.app-shell > * {
  padding: 0 !important;
  margin: 0 !important;
  max-width: none !important;
}

.app-shell {
  height: 100vh;
  display: flex !important;
  flex-direction: column;
}

/* Only the workspace grows; DDK's header would otherwise stretch too */
.app-shell > * {
  flex: 0 0 auto !important;
}

/* The routed page fills the shell; within it only the workspace grows */
.app-shell > .page-content {
  flex: 1 1 0 !important;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.page-content > * {
  flex: 0 0 auto !important;
}

.page-content > .workspace {
  flex: 1 1 0 !important;
  min-height: 0;
}

.workspace {
  min-height: 0;
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
}

.results {
  height: 100%;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) minmax(0, 1fr);
}

.chart-row {
  display: grid;
  grid-template-columns: minmax(0, 58fr) minmax(0, 42fr);
  min-height: 0;
}

/* Cards stretch to their grid cell; their graph or grid takes the leftover */
.fill-card {
  display: flex !important;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  height: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* DDK wraps card children in .card--content; make that the flex column */
.fill-card > .card--content {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.fill-graph {
  flex: 1 1 0;
  min-height: 0;
  width: 100%;
}

.fill-graph .js-plotly-plot,
.fill-graph .plot-container {
  height: 100% !important;
}

.comparison-grid {
  width: 100%;
}

.card-note {
  margin-top: 8px;
  font-size: 12px;
  color: #b4c3c2;
}

/* Header */
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-flag {
  display: flex;
  flex-direction: row;
  align-items: flex-end;
  gap: 2px;
  width: 26px;
  height: 22px;
}

.brand-flag span {
  display: block;
  flex: 1 1 0;
  border-radius: 1px 1px 0 0;
  background: rgba(255, 255, 255, 0.55);
}

.brand-flag span:nth-child(1) { height: 30%; }
.brand-flag span:nth-child(2) { height: 50%; }
.brand-flag span:nth-child(3) { height: 42%; }
.brand-flag span:nth-child(4) { height: 72%; }

.brand-flag span:nth-child(5) {
  height: 100%;
  background: #d97b29;
}

.brand-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #ffffff;
  line-height: 1.1;
}

.brand-divider {
  width: 1px;
  height: 24px;
  background: rgba(255, 255, 255, 0.35);
}

.brand-product {
  font-size: 17px;
  font-weight: 400;
  color: #ffffff;
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.data-source-note {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
}

/* Control sidebar */
/* Sidebar: inputs (scroll if needed) / action buttons (always visible) /
   recent reports (fills the rest, scrolls vertically). Never scrolls
   sideways. */
.control-panel {
  background: #132326;
  border-right: 1px solid #24383b;
  text-align: left;
  display: flex;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
  overflow: hidden;
}

.control-scroll {
  flex: 0 1 auto;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 8px 14px 0;
}

.control-actions {
  flex: 0 0 auto;
  padding: 0 14px 8px;
}

.report-box {
  flex: 1 1 0;
  min-height: 96px;
  display: flex;
  flex-direction: column;
  border-top: 1px solid #24383b;
  background: #0f1c1e;
  padding: 8px 14px 6px;
}

.report-box .report-list {
  flex: 1 1 0;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  margin: 0 -4px;
  padding: 0 4px;
}

/* Keep every control inside the sidebar's width (the dropdowns' hidden
   focus inputs would otherwise poke out and cause a sideways scroll). */
.control-panel .form-field,
.control-panel .form-pair > *,
.control-panel .form-trio > * {
  min-width: 0;
}

.control-panel .dash-dropdown,
.control-panel .select {
  max-width: 100%;
  overflow: hidden;
}

.control-panel .dash-dropdown-focus-target {
  max-width: 100%;
}

/* DDK forces dropdown menus to position: absolute, which leaves them
   clipped by the sidebar's overflow. Fixed positioning lets them overlay
   the workspace; Radix still places them under the trigger. (.app-shell
   outranks DDK's rule, which is injected after this stylesheet.) */
.app-shell .control-panel div[data-radix-popper-content-wrapper]:has(.dash-dropdown-content) {
  position: fixed !important;
}

/* Slightly shorter dropdowns to match the number inputs */
.control-panel .select .dash-dropdown-trigger,
.control-panel .select button {
  min-height: 30px;
  height: 30px;
  font-size: 14px;
}

.panel-section {
  padding-bottom: 4px;
  margin-bottom: 6px;
  border-bottom: 1px solid #1c2e31;
}

.panel-section-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #7fc8be;
  margin-bottom: 4px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 1px;
  margin-bottom: 5px;
  min-width: 0;
}

.form-field.hidden,
.form-trio.hidden {
  display: none;
}

.form-label {
  font-size: 11px;
  font-weight: 600;
  color: #8fa2a3;
}

.form-hint {
  font-size: 11px;
  color: #6f8384;
}

.form-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.form-trio {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
}

/* Paths needs room for "100,000" plus the dropdown caret */
.sim-trio {
  grid-template-columns: 1.4fr 0.95fr 1fr;
}

.number-input {
  width: 100%;
  box-sizing: border-box;
  height: 30px;
  padding: 2px 8px;
  border: 1px solid #2e4548;
  border-radius: 4px;
  background: #0f1c1e;
  font:
    14px "IBM Plex Sans",
    sans-serif;
  color: #e3eceb;
  font-variant-numeric: tabular-nums;
}

.number-input:focus {
  outline: 2px solid #3db8a8;
  outline-offset: -1px;
}

.radio label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-right: 12px;
  font-size: 13px;
  color: #e3eceb;
}

.run-button {
  width: 100%;
  height: 36px;
  margin-top: 2px;
  border: 0;
  border-radius: 4px;
  background: #d97b29;
  color: #ffffff;
  font:
    600 15px "IBM Plex Sans",
    sans-serif;
  cursor: pointer;
}

.run-button:hover {
  background: #e8913f;
}

.run-message {
  margin: 3px 0 6px;
  font-size: 12px;
  color: #8fa2a3;
}

.run-message:empty {
  display: none;
}

.run-error {
  color: #f0705f;
  font-weight: 600;
}

/* Reports section in the sidebar */
.report-section {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid #1c2e31;
  border-bottom: 0;
}

/* Secondary action: teal outline (!important beats DDK's button theme,
   which would otherwise paint it copper like the primary Run button). */
.report-button {
  width: 100%;
  height: 32px;
  margin-top: 4px;
  border: 1px solid #7fc8be !important;
  border-radius: 4px;
  background: #132326 !important;
  color: #7fc8be !important;
  font: 600 14px "IBM Plex Sans", sans-serif;
  text-transform: none !important;
  cursor: pointer;
}

.report-button:hover {
  background: #1d3438 !important;
}

.report-ready {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #4cb782;
  font-weight: 600;
}

.report-list {
  margin-top: 2px;
}

.report-list:empty::after {
  content: "No reports yet";
  font-size: 12px;
  color: #6f8384;
}

.report-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  border-top: 1px solid #1c2e31;
}

.report-name {
  font-size: 12px;
  font-weight: 600;
  color: #e3eceb;
}

.report-time {
  font-size: 11px;
  color: #6f8384;
}

.report-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.report-link {
  font-size: 12px;
  font-weight: 600;
  color: #3db8a8;
  text-decoration: none;
}

.report-link:hover {
  text-decoration: underline;
}

/* KPI strip: pricing tiles, then Greeks */
.kpi-strip {
  display: flex;
  gap: 0;
  background: #132326;
  border-bottom: 1px solid #24383b;
  min-height: 74px;
}

.kpi-group {
  display: flex;
  flex: 1 1 auto;
  min-width: 0;
}

.kpi-greeks {
  display: flex;
  flex-direction: column;
  border-left: 2px solid #24383b;
  flex: 0 1 40%;
  min-width: 0;
}

.kpi-group-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8fa2a3;
  padding: 6px 12px 0;
}

.kpi {
  flex: 1 1 0;
  min-width: 0;
  padding: 8px 12px;
  text-align: left;
  border-right: 1px solid #1c2e31;
}

.kpi-greeks .kpi {
  padding-top: 2px;
}

.kpi-label {
  font-size: 11px;
  font-weight: 600;
  color: #8fa2a3;
  white-space: nowrap;
}

.kpi-value {
  font-size: 20px;
  font-weight: 700;
  color: #e3eceb;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.kpi-primary .kpi-value {
  color: #7fc8be;
}

.kpi-greek .kpi-value {
  font-size: 17px;
}

.kpi-sub {
  font-size: 11px;
  color: #8fa2a3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kpi-warn .kpi-value,
.kpi-warn .kpi-sub {
  color: #f0705f;
}

/* "How it works" code panel, opened by hovering the header icon */
.code-peek {
  position: relative;
  outline: none;
}

.code-peek-trigger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.12);
  cursor: help;
  transition: background 0.15s ease;
}

.code-peek:hover .code-peek-trigger,
.code-peek:focus-within .code-peek-trigger {
  background: #d97b29;
}

.code-peek-icon,
.code-peek-icon * {
  color: #ffffff !important;
  font-size: 14px;
}

.code-peek-panel {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  z-index: 2000;
  /* Transparent gap so the pointer can move from icon to panel */
  padding-top: 10px;
  width: min(780px, calc(100vw - 32px));
}

.code-peek:hover .code-peek-panel,
.code-peek:focus-within .code-peek-panel {
  display: block;
}

.code-peek-body {
  max-height: calc(100vh - 90px);
  overflow-y: auto;
  background: #132326;
  color: #e3eceb;
  border-top: 4px solid #d97b29;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  padding: 16px 20px 8px;
  text-align: left;
}

.code-peek-header {
  border-bottom: 1px solid #24383b;
  padding-bottom: 10px;
  margin-bottom: 4px;
}

.code-peek-title {
  font-size: 16px;
  font-weight: 700;
  color: #7fc8be;
}

.code-peek-subtitle {
  font-size: 12px;
  color: #8fa2a3;
}

.code-peek-heading {
  margin-top: 14px;
  font-size: 14px;
  font-weight: 700;
  color: #7fc8be;
}

.code-peek-caption {
  margin: 2px 0 6px;
  font-size: 13px;
  color: #b4c3c2;
}

.code-peek-code pre code,
.code-peek-code .hljs {
  font-size: 12px !important;
  line-height: 1.45;
  background: transparent !important;
  padding: 0 !important;
}

.code-peek-code pre {
  margin: 0 0 8px;
  padding: 10px 12px;
  background: #0f1c1e;
  border-left: 3px solid #7fc8be;
  font-size: 12px;
  line-height: 1.45;
  overflow-x: auto;
}

/* Small screens: fall back to a normal scrolling page */
@media (max-width: 1100px) {
  html,
  body {
    height: auto;
    overflow: auto;
  }

  .app-shell {
    height: auto;
  }

  .workspace,
  .chart-row {
    display: block;
  }

  .kpi-strip {
    flex-wrap: wrap;
  }

  .kpi-greeks {
    flex-basis: 100%;
    border-left: 0;
  }

  .chart-row .fill-card {
    height: 360px;
  }

  .data-source-note,
  .brand-divider,
  .brand-product {
    display: none;
  }
}