@font-face {
  font-family: "Inter";
  src: url("./fonts/inter.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 100 900;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("./fonts/jetbrains-mono.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 400;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("./fonts/jetbrains-mono-bold.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 700;
}

:root {
  color-scheme: dark;
  --background: #020617;
  --surface: #0f172a;
  --surface-raised: #1e293b;
  --text: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border: #64748b;
  --border-subtle: #334155;
  --primary: #2563eb;
  --link: #60a5fa;
  --focus: #f8fafc;
  --fresh: #22d3ee;
  --positive: #34d399;
  --warning: #fbbf24;
  --negative: #f87171;
  --topview: #c4b5fd;
  font-family: "Inter", system-ui, sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background: var(--background);
  font-size: 16px;
  line-height: 1.5;
}

a { color: var(--link); }

.font-license { margin-top: 24px; }
.font-license a { display: inline-flex; align-items: center; min-height: 44px; }

button,
.button,
input,
select {
  min-height: 44px;
  border-radius: 8px;
  font: inherit;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  padding: 10px 16px;
  border: 1px solid var(--primary);
  color: #fff;
  background: var(--primary);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 180ms ease-out, border-color 180ms ease-out;
}

button:hover,
.button:hover { background: #1d4ed8; }

.button-secondary {
  border-color: var(--border);
  color: var(--text);
  background: transparent;
}

.button-secondary:hover { background: var(--surface-raised); }

button:disabled,
button[aria-disabled="true"],
.button[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: .55;
}

.button[aria-disabled="true"] { pointer-events: none; }

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

[hidden] { display: none !important; }

.simulation-badge { padding: 8px 12px; border: 1px solid var(--warning); color: var(--warning); border-radius: 8px; }
.simulation-notice { padding: 16px; border: 1px solid var(--warning); border-radius: 8px; color: var(--text); background: var(--surface); }
.simulation-notice p { margin-bottom: 0; }
#simulation-fields { padding: 20px; margin: 24px 0; border: 1px solid var(--border-subtle); border-radius: 12px; min-width: 0; }
#simulation-fields legend { padding: 0 8px; font-weight: 700; }
#simulation-fields h2 { font-size: 1.15rem; margin-top: 28px; }
.simulation-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 20px; }
.simulation-field { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.simulation-field input, .simulation-field select { width: 100%; min-width: 0; padding: 10px 12px; color: var(--text); background: var(--background); border: 1px solid var(--border); }
.simulation-field small { color: var(--text-secondary); }
.simulation-field [aria-invalid="true"] { border-color: var(--negative); }
#simulation-submit, #simulation-clear { margin: 8px 8px 0 0; }
#simulation-form button:disabled, #simulation-form button[aria-disabled="true"] { opacity: 1; background: var(--surface-raised); color: var(--text-secondary); border-color: var(--border); }
.simulation-components { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px; padding: 20px; background: var(--surface); border-radius: 8px; }
.simulation-components dt { color: var(--text-secondary); }
.simulation-components dd { margin: 0; text-align: right; font-family: "JetBrains Mono", monospace; overflow-wrap: anywhere; }
#simulation-result { scroll-margin-top: 24px; }
#simulation-fingerprint { overflow-wrap: anywhere; color: var(--text-muted); }
nav a[aria-current="page"] { color: var(--text); background: var(--surface-raised); }

.skip-link {
  position: fixed;
  z-index: 10;
  top: 8px;
  left: 8px;
  padding: 10px 16px;
  color: var(--background);
  background: var(--focus);
  border-radius: 8px;
  transform: translateY(-150%);
}

.skip-link:focus { transform: translateY(0); }

.app-shell { min-height: 100vh; }

.sidebar {
  padding: 20px 16px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--surface);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 12px;
  height: 36px;
  border-radius: 4px;
  background: var(--fresh);
}

.brand strong,
.brand small { display: block; }

.brand small,
.environment { color: var(--text-secondary); }

.sidebar nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 20px;
}

.sidebar nav a {
  min-height: 44px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
}

.sidebar nav a:hover,
.sidebar nav a:focus-visible {
  color: var(--text);
  background: var(--surface-raised);
}

.environment { margin: 20px 0 0; font-size: 14px; }

.mode-label { font-size: 14px; }
body[data-mode="unavailable"] #login-fixture,
body[data-mode="unavailable"] #login-oidc { display: none !important; }

.workspace { min-width: 0; }

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(15, 23, 42, .96);
}

.session-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.session-label { margin: 0; font-weight: 700; }

main {
  width: min(100%, 1280px);
  margin: 0 auto;
  padding: 24px 16px 64px;
}

section { scroll-margin-top: 24px; }
section + section { margin-top: 48px; }

h1,
h2,
h3,
p { margin-top: 0; }

h1 { margin-bottom: 8px; font-size: clamp(1.75rem, 6vw, 2rem); line-height: 1.2; }
h2 { margin-bottom: 8px; font-size: 1.5rem; line-height: 1.25; }
h3 { font-size: 1.125rem; }

.eyebrow,
.field-label {
  display: block;
  margin-bottom: 4px;
  color: var(--fresh);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.section-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.section-heading p:not(.eyebrow) {
  max-width: 68ch;
  margin-bottom: 0;
  color: var(--text-secondary);
}

.status-strip {
  display: grid;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--fresh);
  border-radius: 8px;
  background: var(--surface);
}

#foundation-status[data-state="ready"] { color: var(--fresh); }
#foundation-status[data-state="unavailable"] { color: var(--warning); }

.metric-grid {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.metric {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface);
}

.metric span,
.metric small { display: block; color: var(--text-secondary); }
.metric strong { display: block; margin: 8px 0; color: var(--warning); font-size: 1.125rem; }

.feedback,
.access-note {
  margin: 12px 0;
  padding: 12px 16px;
  border-left: 4px solid var(--fresh);
  background: var(--surface);
}

.feedback[data-kind="error"] { border-left-color: var(--negative); }
.access-note { border-left-color: var(--warning); color: var(--text-secondary); }

.query-form {
  display: grid;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface);
}

.field { min-width: 0; }
.field label { display: block; margin-bottom: 6px; font-weight: 700; }
.field small { display: block; margin-top: 6px; color: var(--text-secondary); }

input,
select {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  color: var(--text);
  background: var(--background);
  font-family: "JetBrains Mono", ui-monospace, monospace;
}

input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--negative); }
.field-error { color: var(--negative) !important; font-weight: 700; }

.order-summary,
.floor-summary,
.measurement-summary {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface);
}

.order-summary-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.state-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 4px 10px;
  border: 1px solid var(--warning);
  border-radius: 999px;
  color: var(--warning);
  font-weight: 700;
}

.metadata {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 16px 0 24px;
}

.metadata div {
  min-width: 0;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.metadata dt { color: var(--text-secondary); font-size: 14px; }
.metadata dd { margin: 4px 0 0; overflow-wrap: anywhere; }

.money,
.technical {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-variant-numeric: tabular-nums;
}

.money { font-size: 1.125rem; font-weight: 700; }

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
}

caption {
  padding: 12px 16px;
  color: var(--text-secondary);
  text-align: left;
}

th,
td {
  min-height: 44px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-subtle);
  text-align: left;
  vertical-align: top;
}

th { color: var(--text-secondary); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
td { overflow-wrap: anywhere; }

.reason-list { color: var(--text-secondary); }
.reason-list li + li { margin-top: 8px; }

.floor-warning {
  margin: 16px 0;
  padding: 12px 16px;
  border-left: 4px solid var(--warning);
  color: var(--text-secondary);
  background: var(--background);
}

.floor-table-group { margin-top: 24px; }
.floor-table-group h3 { margin-bottom: 8px; }
.floor-table-group + .floor-table-group { margin-top: 24px; }
.floor-table-group td { overflow-wrap: normal; }
.floor-table-group td:not(:first-child) { white-space: nowrap; }

.measurement-table-group { margin-top: 24px; min-width: 0; }
.measurement-table-group h3 { margin-bottom: 8px; }
.measurement-summary { min-width: 0; }
.measurement-summary .reason-list { overflow-wrap: anywhere; }
.measurement-summary td { overflow-wrap: normal; white-space: nowrap; }
.measurement-summary .metadata dd { font-size: 14px; }
.measurement-pager { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 12px; }
.measurement-pager span { color: var(--text-secondary); font-variant-numeric: tabular-nums; }

.technical-details {
  margin-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.technical-details summary {
  min-height: 44px;
  padding: 12px 0;
  cursor: pointer;
  font-weight: 700;
}

@media (min-width: 640px) {
  main,
  .topbar { padding-right: 24px; padding-left: 24px; }
  .status-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .query-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .query-form button { align-self: end; }
  .measurement-form { grid-template-columns: minmax(0, 1fr); }
  .metadata { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 24px; }
}

@media (min-width: 1024px) {
  .app-shell { display: grid; grid-template-columns: 240px minmax(0, 1fr); }
  .sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 28px 20px;
    border-right: 1px solid var(--border-subtle);
    border-bottom: 0;
  }
  .sidebar nav { grid-template-columns: 1fr; }
  .environment { position: absolute; bottom: 24px; }
  main { padding: 32px 32px 80px; }
  .metric-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  table { font-size: 14px; }
  .measurement-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}