/*
 * REx OS — "Gotham" design system.
 *
 * Dual-theme industrial terminal. Deep blue-black canvas, one burnt-orange
 * signal, Atkinson Hyperlegible Next (headings + UI + prose) and Atkinson
 * Hyperlegible Mono (all data, IDs, dates, counts, statuses, labels). NO
 * serif. Brutalist-flat: 0px corners, 1px
 * hairlines, zero shadows. Depth is tonal layering + hairlines, never elevation.
 *
 * Theme is switched with [data-theme] on <html>: dark is the default (bare
 * :root), light overrides via [data-theme="light"]. "System" is a stored
 * preference (default) that resolves to one of the two before paint (see the
 * inline boot script in the layout head).
 *
 * Single stylesheet, served as-is by Propshaft. It defines every design token
 * as a CSS custom property under BOTH the Gotham names and the token names the
 * existing REx views/components already reference — so the same class names
 * inherit the new look without markup churn. The retired standard/ + billet/
 * trees are gone; nothing here relies on @layer ordering.
 */

/* ============================================================
   Fonts — self-hosted from app/assets/fonts (no CDN). Atkinson
   Hyperlegible variable fonts: one file each covers weights 200–800.
   Propshaft rewrites the url()s to digested asset paths.
   ============================================================ */

@font-face {
  font-family: "Atkinson Hyperlegible Next";
  src: url("/assets/AtkinsonHyperlegibleNext-Variable-264aa1e2.woff2") format("woff2-variations");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Atkinson Hyperlegible Mono";
  src: url("/assets/AtkinsonHyperlegibleMono-Variable-d810906a.woff2") format("woff2-variations");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

/* ============================================================
   Theme tokens — dark (default / bare :root) and light.
   Every token is declared under its Gotham name AND every REx
   component token name that maps to it, so the existing views
   re-theme automatically.
   ============================================================ */

:root,
[data-theme="dark"] {
  color-scheme: dark;

  /* Brand & accent — burnt orange, the ONLY chromatic brand color. */
  --accent: #ff7a1a;
  --accent-hover: #ff8f3d;
  --accent-deep: #e86200;
  --accent-deeper: #c25100;
  --accent-ink: #1a0c00;                 /* text on an orange fill */
  --accent-soft: rgba(255, 122, 26, 0.12);
  --accent-line: rgba(255, 122, 26, 0.38);

  /* Surfaces — deep navy-black ramp, tinted toward the brand anchor. */
  --canvas: #05080f;                     /* page background — near-black blue */
  --surface: #090d18;                    /* default panel / nav / card */
  --surface-muted: #0d1322;              /* table heads, code, alt bands */
  --surface-1: #0d1322;
  --surface-2: #131b2d;                  /* hover / raised */
  --surface-3: #1b2438;                  /* active / pressed */

  /* Hairlines — visible on dark without glowing */
  --hairline: #1c2538;
  --hairline-mid: #2c3850;
  --hairline-strong: #46587a;

  /* Text — cool off-white ramp, navy undertone */
  --ink: #eef2f9;                        /* headings, primary text */
  --ink-muted: #9aa7c2;                  /* secondary text, ≥4.5:1 on canvas */
  --ink-subtle: #7787a6;                 /* tertiary, captions, mono labels */

  /* Semantic — tuned for dark */
  --success: #3ddc84;
  --success-soft: rgba(61, 220, 132, 0.13);
  --warning: #f5b942;
  --warning-soft: rgba(245, 185, 66, 0.13);
  --error: #ff5c63;
  --error-soft: rgba(255, 92, 99, 0.13);

  /* Category palette — data, not decoration (brightened for dark) */
  --commerce: #5cb0ff;
  --marketing: #ff8f6b;
  --finance: #3ddc84;
  --infra: #8b9ec0;

  /* Selection / focus / overlay */
  --selection-bg: rgba(255, 122, 26, 0.28);
  --scrim: rgba(2, 4, 9, 0.72);

  /* ---- REx component token names, mapped onto the Gotham ramp ---- */

  /* Ink primitive stays theme-constant so print reads ink-on-white. */
  --color-ink: #0a1426;
  --color-paper: #ffffff;

  /* Surfaces */
  --color-surface-primary: var(--surface);
  --color-surface-secondary: var(--surface-1);
  --color-surface-tertiary: var(--surface-2);
  --color-surface-inverse: var(--ink);
  --color-surface-elevated: var(--surface-1);
  --color-surface-brand: var(--accent);
  --color-backdrop: var(--scrim);

  /* Text */
  --color-text-primary: var(--ink);
  --color-text-secondary: var(--ink-muted);
  --color-text-tertiary: var(--ink-subtle);
  --color-text-disabled: var(--ink-subtle);
  --color-text-inverse: var(--canvas);
  --color-text-link: var(--accent);
  --color-text-link-hover: var(--accent-hover);

  /* Borders */
  --color-border-primary: var(--hairline);
  --color-border-secondary: var(--hairline);
  --color-border-strong: var(--hairline-mid);
  --color-border-inverse: var(--hairline-strong);

  /* Interactive / control surfaces */
  --color-interactive-subtle: var(--surface-2);
  --color-interactive-muted: var(--surface-3);
  --color-control: var(--surface-1);
  --color-control-hover: var(--surface-2);
  --color-control-subtle: var(--surface-3);

  /* Disabled */
  --color-disabled-bg: var(--surface-1);
  --color-disabled-border: var(--hairline);

  /* Primary action = orange fill (Gotham §6) */
  --color-primary: var(--accent);
  --color-primary-hover: var(--accent-hover);
  --color-primary-active: var(--accent-deep);
  --color-primary-text: var(--accent-ink);

  /* Brand accent */
  --color-accent: var(--accent);
  --color-accent-hover: var(--accent-hover);
  --color-accent-bg: var(--accent-soft);
  --color-accent-text: var(--accent-ink);
  --accent-subtle: var(--accent-soft);

  /* MIL-SPEC signal semantics → Gotham status ramp
     (accent is action/selection only; status carries state) */
  --color-critical: var(--error);
  --color-critical-bg: var(--error-soft);
  --color-alert: var(--accent);
  --color-alert-bg: var(--accent-soft);
  --color-warning: var(--warning);
  --color-warning-bg: var(--warning-soft);
  --color-nominal: var(--success);
  --color-nominal-bg: var(--success-soft);
  --color-info: var(--commerce);
  --color-info-bg: rgba(92, 176, 255, 0.13);
  --color-technical: var(--infra);
  --color-technical-bg: rgba(139, 158, 192, 0.14);

  /* Signal aliases still referenced by a few vendored rules */
  --signal-critical: var(--error);
  --signal-warning: var(--warning);
  --signal-nominal: var(--success);
  --signal-info: var(--commerce);

  /* No elevation — hairlines carry the edge instead of shadows. */
  --shadow-card: none;
  --shadow-raised: 0 0 0 1px var(--hairline-mid);
  --shadow-modal: 0 0 0 1px var(--hairline-mid);
}

[data-theme="light"] {
  color-scheme: light;

  /* Burnt orange — deepened so links clear AA on the lightest surface */
  --accent: #b35000;
  --accent-hover: #d96100;
  --accent-deep: #984500;
  --accent-deeper: #733400;
  --accent-ink: #ffffff;
  --accent-soft: rgba(179, 80, 0, 0.10);
  --accent-line: rgba(179, 80, 0, 0.32);

  /* Surfaces — navy-tinted near-whites */
  --canvas: #f7f9fc;
  --surface: #ffffff;
  --surface-muted: #eef2f8;
  --surface-1: #eef2f8;
  --surface-2: #e2e8f2;
  --surface-3: #d4dce9;

  --hairline: #d9e0ec;
  --hairline-mid: #b3bed1;
  --hairline-strong: #0c1d37;

  --ink: #0a1426;
  --ink-muted: #41506b;
  --ink-subtle: #5c6a86;

  --success: #1a8f47;
  --success-soft: rgba(26, 143, 71, 0.10);
  --warning: #b07c00;
  --warning-soft: rgba(176, 124, 0, 0.12);
  --error: #d61f27;
  --error-soft: rgba(214, 31, 39, 0.09);

  --commerce: #2b7fd4;
  --marketing: #d35a3a;
  --finance: #1a8f47;
  --infra: #607394;

  --selection-bg: rgba(179, 80, 0, 0.18);
  --scrim: rgba(12, 29, 55, 0.5);

  --color-info-bg: rgba(43, 127, 212, 0.10);
  --color-technical-bg: rgba(96, 115, 148, 0.12);

  --shadow-raised: 0 0 0 1px var(--hairline-mid);
  --shadow-modal: 0 0 0 1px var(--hairline-mid);
}

/* ============================================================
   Non-theme tokens — geometry, spacing, motion, type.
   Brutalist-flat by mandate: every radius is 0, every shadow none.
   ============================================================ */

:root {
  /* Typography — Atkinson Hyperlegible family, no serif */
  --font-sans: "Atkinson Hyperlegible Next", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Atkinson Hyperlegible Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-serif: var(--font-sans);        /* no serif in the system */
  --sans: var(--font-sans);
  --mono: var(--font-mono);

  /* Font sizes — compact console scale (px, fixed DPI) */
  --text-2xs: 10px;
  --text-xs: 11px;
  --text-sm: 12.5px;
  --text-base: 14px;
  --text-md: 15px;
  --text-lg: 17px;
  --text-xl: 20px;
  --text-2xl: 24px;
  --text-3xl: 28px;
  --text-4xl: 24px;                       /* h1 is compact in a console */
  --text-5xl: 34px;
  --text-display: 34px;

  /* Font weights */
  --font-regular: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Line heights */
  --leading-none: 1;
  --leading-tight: 1.2;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.6;
  --leading-loose: 1.8;

  /* Letter spacing */
  --tracking-tightest: -0.02em;
  --tracking-tighter: -0.02em;
  --tracking-tight: -0.01em;
  --tracking-normal: 0;
  --tracking-wide: 0.02em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* Spacing — 4px grid */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;
  /* Gotham-named spacing aliases */
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;

  /* Geometry — brutalist-flat. Every radius resolves to 0. */
  --radius: 0;
  --radius-none: 0;
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
  --radius-full: 0;
  --radius-chip: 0;
  --radius-button: 0;
  --radius-input: 0;
  --radius-card: 0;

  /* Border widths */
  --border-width-thin: 1px;
  --border-width-medium: 2px;
  --border-width-thick: 3px;

  /* Icon / avatar sizes */
  --icon-xs: 12px;
  --icon-sm: 14px;
  --icon-base: 16px;
  --icon-md: 20px;
  --icon-lg: 24px;
  --icon-xl: 32px;
  --icon-2xl: 40px;
  --avatar-xs: 24px;
  --avatar-sm: 32px;
  --avatar-base: 40px;
  --avatar-md: 48px;
  --avatar-lg: 64px;
  --avatar-xl: 80px;

  /* Layout dimensions */
  --sidebar-width: 248px;
  --header-height: 48px;
  --container-max: 1600px;
  --content-max: 960px;

  /* Component sizing */
  --btn-height-xs: 24px;
  --btn-height-sm: 32px;
  --btn-height-base: 38px;
  --btn-height-lg: 44px;
  --input-height-sm: 30px;
  --input-height-base: 38px;
  --input-height-lg: 44px;
  --card-padding: var(--space-6);
  --card-padding-compact: var(--space-3);
  --table-row-height: 44px;
  --table-row-height-compact: 34px;
  --table-header-height: 36px;

  /* Motion — state-conveying, ~120ms, ease-out-quint */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-linear: linear;
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.45, 0, 0.15, 1);
  --dur: 0.12s;
  --duration-instant: 0ms;
  --duration-fast: 120ms;
  --duration-normal: 180ms;
  --duration-slow: 220ms;
  --duration-slower: 320ms;

  /* Chat / side panel reveal (transitions-dev tokens the chat controller reads) */
  --panel-open-dur: 220ms;
  --panel-close-dur: 180ms;
  --panel-translate-x: 24px;
  --panel-blur: 1px;
  --panel-ease: var(--ease);

  /* Z-index scale */
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-toast: 800;
}

/* ============================================================
   Reset
   ============================================================ */

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

* {
  margin: 0;
  padding: 0;
}

html {
  text-size-adjust: none;
  -webkit-text-size-adjust: none;
  background: var(--canvas);
}

ul,
ol {
  list-style: none;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

textarea:not([rows]) {
  min-height: 10em;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

button:disabled {
  cursor: not-allowed;
}

fieldset {
  border: none;
}

:target {
  scroll-margin-block: 5ex;
}

/* ============================================================
   Base elements
   ============================================================ */

body {
  min-height: 100vh;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: var(--leading-normal);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* App content scrolls inside .app-main, not the document. */
html,
.app-main {
  scroll-behavior: smooth;
}

/* Theme transition only when explicitly toggling (class set by JS),
   so navigation and first paint never animate a bulk color swap. */
.theme-animating,
.theme-animating * {
  transition: background-color 0.18s var(--ease),
              border-color 0.18s var(--ease),
              color 0.18s var(--ease) !important;
}

@media (prefers-reduced-motion: reduce) {
  html,
  .app-main {
    scroll-behavior: auto;
  }

  .theme-animating,
  .theme-animating * {
    transition: none !important;
  }
}

/* ---------- Typography ---------- */

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: var(--font-semibold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  text-wrap: balance;
}

h1 {
  font-size: var(--text-2xl);
  letter-spacing: var(--tracking-tightest);
}

h2 {
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-tighter);
}

h3 {
  font-size: var(--text-md);
  letter-spacing: var(--tracking-tight);
}

h4 {
  font-size: var(--text-base);
}

h5 {
  font-size: var(--text-sm);
}

h6 {
  font-size: var(--text-sm);
}

p {
  text-wrap: pretty;
}

small {
  font-size: var(--text-sm);
}

strong,
b {
  font-weight: var(--font-semibold);
}

code,
kbd,
samp,
pre {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

code {
  padding: 1px 6px;
  background: var(--surface-1);
  border: 1px solid var(--hairline);
}

pre {
  overflow-x: auto;
  white-space: pre;
}

/* Technical figures align: tabular lining numerals wherever quantities,
   part numbers, and timestamps stack up. This is the terminal voice. */
tbody,
code,
kbd,
samp,
pre {
  font-variant-numeric: tabular-nums slashed-zero;
}

/* Mono data utility — numbers, IDs, timestamps, counts. */
.mono,
.data {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

/* ---------- Links ---------- */

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

a:hover {
  color: var(--accent-hover);
}

/* ---------- Selection / focus / scrollbars ---------- */

::selection {
  background: var(--selection-bg);
  color: var(--ink);
}

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

:focus:not(:focus-visible) {
  outline: none;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--surface-1);
}

::-webkit-scrollbar-thumb {
  background: var(--hairline-mid);
  border: 2px solid var(--surface-1);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--hairline-strong);
}

* {
  scrollbar-width: thin;
  scrollbar-color: var(--hairline-mid) var(--surface-1);
}

/* ---------- Tables (mono uppercase heads, hairline rules) ---------- */

table {
  width: 100%;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th,
.table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--hairline);
}

.table th {
  background: var(--surface-muted);
  color: var(--ink-subtle);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.table td {
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

/* Links inside data tables read as ink (orange is reserved for action and
   selection); the accent returns on hover. */
.table td a {
  color: var(--ink);
  font-weight: var(--font-medium);
}

.table td a:hover {
  color: var(--accent);
}

.table tbody tr {
  transition: background var(--dur) var(--ease);
}

.table tbody tr:hover td {
  background: var(--surface-2);
}

.table-compact th,
.table-compact td {
  padding: var(--space-2) var(--space-3);
}

.table-striped tbody tr:nth-child(even) td {
  background: var(--surface-1);
}

.table-flush tbody tr:last-child td {
  border-bottom: none;
}

.table tr.is-selected td {
  background: var(--accent-soft);
}

/* Right-align numerics in mono tabular figures. */
.text-right {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* Table row actions — icon-only Edit/Delete controls with separation.
   Edit is muted and goes accent on hover; delete reads error-red at rest so
   it's unmistakable, with an error wash on hover. */
.row-actions {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* Qualified with .row-actions so these win over the generic `.table td a`
   rule (which would otherwise recolor the icons to ink inside table cells). */
.row-actions .icon-link,
a.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border: 1px solid transparent;
  color: var(--ink-subtle);
  font-weight: var(--font-regular);
  cursor: pointer;
  transition: color var(--dur) var(--ease),
              background var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.icon-link svg {
  width: 16px;
  height: 16px;
}

.row-actions .icon-link:hover,
a.icon-link:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.icon-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.row-actions .icon-link-danger,
a.icon-link-danger {
  color: var(--error);
}

.row-actions .icon-link-danger:hover,
a.icon-link-danger:hover {
  color: var(--error);
  background: var(--error-soft);
}

.icon-link-danger:focus-visible {
  outline: 2px solid var(--error);
}

/* button_to wraps its control in a form; make the form lay out inline so the
   delete icon sits in the row-actions flow like a plain link. */
.row-actions form.button_to,
.row-actions .button_to {
  display: inline-flex;
  margin: 0;
}

.row-actions button.icon-link {
  background: transparent;
}

.row-actions button.icon-link:hover {
  background: var(--accent-soft);
}

.row-actions button.icon-link-danger:hover {
  background: var(--error-soft);
}

th.text-right,
td.text-right {
  text-align: right;
}

.table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--hairline);
}

.table-container .table th,
.table-container .table td {
  white-space: nowrap;
}

.table-container .table .cell-grow {
  width: 100%;
  max-width: 18rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.table-card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  overflow: hidden;
}

/* Dense plant tables: past-due / critical row tint. */
.table tbody tr.is-past-due td,
.table tbody tr.is-critical td {
  background: var(--error-soft);
}

/* ============================================================
   App shell — full-height rail + content column.
   Internal-scroll frame (the content column owns its overflow),
   so dense tables never push the nav off-screen. The .is-drawer-open state
   is toggled by sidebar_controller on smaller screens.
   ============================================================ */

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

.app-shell-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

/* Main content column — THIS is the app's scrollport, not the document. */
.app-main {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: var(--space-5) var(--space-8) var(--space-10);
}

.app-main > * {
  max-width: var(--container-max);
  margin-inline: auto;
}

/* Unauthenticated view: no chrome, centered. */
body:not(:has(.app-shell)) .app-main {
  padding: var(--space-6);
}

/* ---------- Sidebar (command rail) ---------- */

.app-sidebar {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--surface);
  border-right: 1px solid var(--hairline);
  overflow: hidden;
}

.app-sidebar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  height: var(--header-height);
  padding: 0 var(--space-4);
  border-bottom: 1px solid var(--hairline);
  flex-shrink: 0;
}

.app-sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  overflow: hidden;
  color: var(--ink);
}

.app-sidebar-brand:hover {
  color: var(--ink);
}

/* Brand mark — orange square + wordmark. The ::before is the square badge. */
.navbar-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: var(--font-semibold);
  letter-spacing: -0.01em;
  color: var(--ink);
  white-space: nowrap;
}

.navbar-logo::before {
  content: "";
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  background: var(--accent);
}

.app-sidebar-nav {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: var(--space-4) var(--space-2);
}

.sidebar-section {
  padding: 0;
}

.sidebar-section + .sidebar-section {
  margin-top: var(--space-4);
}

/* Mono uppercase section labels — the spec-sheet voice. */
.sidebar-section-title {
  margin: 0;
  padding: var(--space-2) var(--space-3) var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  font-weight: var(--font-medium);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-subtle);
}

/* Nav rows — ink-muted, go ink on hover; active carries the orange rule. */
.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 7px var(--space-3);
  border-left: 2px solid transparent;
  color: var(--ink-muted);
  font-size: 13.5px;
  letter-spacing: 0.005em;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

/* Active is a subtle lift off the rail (surface-1) with the orange signal on
   its text, icon, and left rule — this is the "you are here" cue. Hover is one
   further step up the ramp (surface-2), so a hover on the row directly below
   the active one reads as a distinct, lighter block and never blends in. */
.nav-item:hover {
  background: var(--surface-2);
  color: var(--ink);
}

.app-sidebar .nav-item.is-active {
  background: var(--surface-1);
  border-left-color: var(--accent);
  color: var(--accent);
}

/* Keep the active row's orange signal even while hovered — don't fall back to
   the plain ink hover text. */
.app-sidebar .nav-item.is-active:hover {
  background: var(--surface-2);
  color: var(--accent);
}

.nav-item-icon {
  width: var(--icon-base);
  height: var(--icon-base);
  flex-shrink: 0;
  color: var(--ink-subtle);
  transition: color var(--dur) var(--ease);
}

.nav-item:hover .nav-item-icon {
  color: var(--ink);
}

.app-sidebar .nav-item.is-active .nav-item-icon,
.app-sidebar .nav-item.is-active:hover .nav-item-icon {
  color: var(--accent);
}

.nav-item-label {
  flex: 1;
}

.app-sidebar-foot {
  flex-shrink: 0;
  display: grid;
  gap: 1px;
  padding: var(--space-2);
  border-top: 1px solid var(--hairline);
}

.app-sidebar-signout {
  width: 100%;
  justify-content: flex-start;
  gap: var(--space-3);
}

/* ---------- Top bar (48px instrument bar) ---------- */

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: var(--header-height);
  padding: 0 var(--space-6);
  background: color-mix(in srgb, var(--canvas) 82%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hairline);
  flex-shrink: 0;
}

.app-topbar-lead {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

/* Page context reads as mono — the terminal breadcrumb. */
.app-topbar-title {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: var(--font-medium);
  letter-spacing: 0.01em;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-topbar-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.navbar-user-name {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-muted);
  white-space: nowrap;
}

/* The drawer toggle is desktop-hidden; the mobile breakpoint reveals it. */
.app-topbar-menu.btn {
  display: none;
}

.app-topbar .btn-icon {
  min-width: 44px;
  width: 44px;
  height: 44px;
}

.app-shell-backdrop {
  display: none;
}

/* ---------- Mobile: sidebar becomes an off-canvas drawer ---------- */

@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--sidebar-width);
    z-index: var(--z-modal);
    border-right: 1px solid var(--hairline-mid);
    transform: translateX(-100%);
    visibility: hidden;
    transition: transform var(--duration-slow) var(--ease-out), visibility var(--duration-slow);
  }

  .app-shell.is-drawer-open .app-sidebar {
    transform: translateX(0);
    visibility: visible;
  }

  .app-shell.is-drawer-open .app-shell-backdrop:not([hidden]) {
    display: block;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal-backdrop);
    background: var(--scrim);
    animation: shell-backdrop-in var(--duration-slow) var(--ease-out) both;
  }

  @keyframes shell-backdrop-in {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  .app-topbar-menu.btn {
    display: inline-flex;
  }

  .app-topbar-user {
    display: none;
  }
}

@media (min-width: 901px) {
  .app-sidebar .app-sidebar-signout {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-sidebar { transition: none; }
}

/* ============================================================
   Page header
   ============================================================ */

.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-5);
  border-bottom: 1px solid var(--hairline);
}

.page-title {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  letter-spacing: var(--tracking-tightest);
  color: var(--ink);
}

.page-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.eyebrow {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.text-muted {
  color: var(--ink-subtle);
  font-size: var(--text-sm);
}

/* ============================================================
   Buttons — square, 1px border, Atkinson Hyperlegible Next
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: var(--btn-height-base);
  min-width: 9rem;
  padding: 0 var(--space-4);
  border: 1px solid var(--hairline-mid);
  background: var(--surface-1);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  letter-spacing: 0.005em;
  line-height: var(--leading-snug);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.btn:hover {
  background: var(--surface-2);
  color: var(--ink);
  border-color: var(--hairline-strong);
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn:disabled,
.btn.is-disabled {
  background: var(--surface-1);
  border-color: var(--hairline);
  color: var(--ink-subtle);
  cursor: not-allowed;
}

.btn svg,
.btn .icon {
  width: var(--icon-base);
  height: var(--icon-base);
  flex-shrink: 0;
}

/* Primary — the one orange fill. */
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  font-weight: var(--font-semibold);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--accent-ink);
}

.btn-primary:active {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
}

/* Secondary — steps up the ramp, no accent. */
.btn-secondary {
  background: var(--surface-2);
  border-color: var(--hairline-mid);
  color: var(--ink);
}

.btn-secondary:hover {
  background: var(--surface-3);
  border-color: var(--hairline-strong);
}

/* Ghost / link-button — transparent, orange label. */
.btn-ghost,
.link-button {
  background: transparent;
  border-color: transparent;
  color: var(--accent);
}

.btn-ghost:hover,
.link-button:hover {
  background: var(--accent-soft);
  border-color: transparent;
  color: var(--accent-hover);
}

.btn-outline {
  background: transparent;
  border-color: var(--hairline-mid);
  color: var(--ink);
}

.btn-outline:hover {
  background: var(--surface-2);
  border-color: var(--hairline-strong);
}

/* Danger — orange-line border, error label; inverts on hover. */
.btn-danger,
.btn-critical {
  background: transparent;
  border-color: var(--accent-line);
  color: var(--error);
}

.btn-danger:hover,
.btn-critical:hover {
  background: var(--error);
  border-color: var(--error);
  color: #fff;
}

/* Signal buttons carry state. */
.btn-nominal { background: var(--success); border-color: var(--success); color: var(--accent-ink); }
.btn-warning { background: var(--warning); border-color: var(--warning); color: var(--accent-ink); }

.btn-icon {
  width: var(--btn-height-base);
  min-width: auto;
  padding: 0;
}

.btn-icon.btn-sm { width: var(--btn-height-sm); }
.btn-icon.btn-lg { width: var(--btn-height-lg); }

.btn-icon svg,
.btn-icon .nav-item-icon {
  width: var(--icon-base);
  height: var(--icon-base);
}

.btn-sm {
  height: var(--btn-height-sm);
  min-width: 7rem;
  padding: 0 var(--space-3);
  font-size: var(--text-xs);
  gap: var(--space-1);
}

.btn-xs {
  height: var(--btn-height-xs);
  min-width: 5rem;
  padding: 0 var(--space-2);
  font-size: var(--text-xs);
  gap: var(--space-1);
}

.btn-lg {
  height: var(--btn-height-lg);
  min-width: 11rem;
  padding: 0 var(--space-5);
  font-size: var(--text-base);
  gap: var(--space-2);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* ============================================================
   Badges — square mono chips
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 22px;
  padding: 0 var(--space-2);
  border: 1px solid var(--hairline);
  background: var(--surface-1);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  letter-spacing: 0.04em;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-neutral {
  background: var(--surface-1);
  border-color: var(--hairline-mid);
  color: var(--ink-muted);
}

.badge-primary,
.badge.accent {
  background: var(--accent-soft);
  border-color: var(--accent-line);
  color: var(--accent);
}

.badge-nominal,
.badge-available {
  background: var(--success-soft);
  border-color: color-mix(in srgb, var(--success) 40%, transparent);
  color: var(--success);
}

.badge-warning {
  background: var(--warning-soft);
  border-color: color-mix(in srgb, var(--warning) 40%, transparent);
  color: var(--warning);
}

.badge-critical,
.badge-sold {
  background: var(--error-soft);
  border-color: color-mix(in srgb, var(--error) 40%, transparent);
  color: var(--error);
}

.badge-info {
  background: var(--color-info-bg);
  border-color: color-mix(in srgb, var(--commerce) 40%, transparent);
  color: var(--commerce);
}

.badge-sm {
  height: 18px;
  padding: 0 6px;
  font-size: var(--text-2xs);
}

/* Solid modifier — a filled chip for the rare loud status. */
.badge-solid.badge-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.badge-solid.badge-nominal { background: var(--success); border-color: var(--success); color: var(--accent-ink); }
.badge-solid.badge-warning { background: var(--warning); border-color: var(--warning); color: var(--accent-ink); }
.badge-solid.badge-critical { background: var(--error); border-color: var(--error); color: #fff; }
.badge-solid.badge-info { background: var(--commerce); border-color: var(--commerce); color: var(--accent-ink); }

/* Status dot precedes a status word; is-running pulses in the accent. */
.status-dot {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--ink-subtle);
}

.status-dot.is-ok { background: var(--success); }
.status-dot.is-warn { background: var(--warning); }
.status-dot.is-error { background: var(--error); }
.status-dot.is-running {
  background: var(--accent);
  animation: pulse-dot 1.4s var(--ease) infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@media (prefers-reduced-motion: reduce) {
  .status-dot.is-running { animation: none; }
}

/* ============================================================
   Forms — square inputs, mono uppercase labels, orange focus
   ============================================================ */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-4);
}

[hidden] {
  display: none !important;
}

.field label,
.form-label,
.field-static-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-subtle);
}

.field input:not([type="checkbox"]):not([type="radio"]),
.field select,
.field textarea,
.input,
.select,
.textarea,
.autocomplete-input,
.auth-form input,
.search-field input[type="text"],
.search-field input[type="search"] {
  width: 100%;
  max-width: 32rem;
  padding: 9px var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--ink);
  background: var(--surface-1);
  border: 1px solid var(--hairline-mid);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.field input::placeholder,
.field textarea::placeholder,
.input::placeholder,
.textarea::placeholder {
  color: var(--ink-subtle);
}

.field input:hover,
.field select:hover,
.field textarea:hover,
.input:hover,
.select:hover,
.textarea:hover {
  border-color: var(--hairline-strong);
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.input:focus,
.select:focus,
.textarea:focus,
.autocomplete-input:focus,
.auth-form input:focus {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  border-color: var(--accent);
  background: var(--surface);
}

.field textarea,
.textarea {
  min-height: 90px;
  resize: vertical;
}

.field input[type="checkbox"],
.field input[type="radio"] {
  width: auto;
  max-width: none;
  align-self: flex-start;
  accent-color: var(--accent);
}

.compact-field {
  max-width: 220px;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  flex-wrap: wrap;
}

.form-stack {
  display: grid;
  gap: var(--space-4);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
}

fieldset {
  margin-bottom: var(--space-5);
}

legend {
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: var(--text-md);
  font-weight: var(--font-semibold);
  color: var(--ink);
  border-bottom: 1px solid var(--hairline);
  width: 100%;
}

/* Inline filter bar above index tables. */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.filter-bar input,
.filter-bar select {
  padding: 8px var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  border: 1px solid var(--hairline-mid);
  background: var(--surface-1);
  color: var(--ink);
}

/* ============================================================
   Alerts — flat hairline banners, colored left edge
   ============================================================ */

.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--hairline-mid);
  background: var(--surface-1);
  color: var(--ink);
  font-size: var(--text-sm);
}

.alert-content { flex: 1; }
.alert-title { font-weight: var(--font-semibold); margin-bottom: var(--space-1); }
.alert-description { color: var(--ink-muted); }

.alert-critical {
  border-color: color-mix(in srgb, var(--error) 45%, var(--hairline-mid));
  border-left: 3px solid var(--error);
  background: var(--error-soft);
  color: var(--error);
}

.alert-warning {
  border-color: color-mix(in srgb, var(--warning) 45%, var(--hairline-mid));
  border-left: 3px solid var(--warning);
  background: var(--warning-soft);
  color: var(--warning);
}

.alert-nominal {
  border-color: color-mix(in srgb, var(--success) 45%, var(--hairline-mid));
  border-left: 3px solid var(--success);
  background: var(--success-soft);
  color: var(--success);
}

.alert-info {
  border-color: color-mix(in srgb, var(--commerce) 45%, var(--hairline-mid));
  border-left: 3px solid var(--commerce);
  background: var(--color-info-bg);
  color: var(--commerce);
}

/* Alert bodies keep readable ink even when the banner is tinted. */
.alert-critical .alert-content,
.alert-warning .alert-content,
.alert-nominal .alert-content,
.alert-info .alert-content {
  color: var(--ink);
}

/* ============================================================
   Cards / panels — square, 1px hairline, no shadow
   ============================================================ */

.card,
.panel {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--hairline);
}

.panel {
  padding: var(--space-6);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--surface-1);
  border-bottom: 1px solid var(--hairline);
}

.card-header-title {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
}

.card-body { padding: var(--space-4); flex: 1; }
.card-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-top: 1px solid var(--hairline);
}

/* Detail / summary lists. */
.detail-list {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--space-2) var(--space-6);
  align-items: baseline;
  margin: var(--space-4) 0;
}

.detail-list dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-subtle);
}

.detail-list dd {
  margin: 0;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   Tabs
   ============================================================ */

.tabs,
.content-tabs {
  display: flex;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: var(--space-5);
}

.content-tabs {
  overflow-x: auto;
  overflow-y: hidden;
  flex-wrap: nowrap;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.tab {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  letter-spacing: 0.005em;
  color: var(--ink-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
}

.tab:hover {
  color: var(--ink);
}

.tab.is-active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ============================================================
   Pagination (Pagy)
   ============================================================ */

nav.pagy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

nav.pagy a,
nav.pagy span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  padding: 6px var(--space-2);
  border: 1px solid var(--hairline-mid);
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  text-decoration: none;
}

nav.pagy a:hover {
  background: var(--surface-2);
  border-color: var(--hairline-strong);
  color: var(--ink);
}

nav.pagy .current,
nav.pagy a[aria-current="page"] {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}

nav.pagy .gap,
nav.pagy [aria-disabled] {
  border-color: transparent;
  color: var(--ink-subtle);
}

/* ============================================================
   Sortable table headers
   ============================================================ */

.sort-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: inherit;
  text-decoration: none;
  white-space: nowrap;
}

.sort-link:hover {
  color: var(--accent);
}

.sort-link.is-sorted {
  color: var(--ink);
  font-weight: var(--font-semibold);
}

.sort-indicator {
  font-size: var(--text-xs);
  color: var(--ink-subtle);
}

/* ============================================================
   Autocomplete picker — square popover, hairline border (no shadow)
   ============================================================ */

.autocomplete {
  position: relative;
}

.autocomplete-input {
  width: 100%;
}

.autocomplete-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: var(--z-dropdown);
  max-height: 16rem;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--hairline-mid);
  border-top: 0;
}

.autocomplete-option,
.autocomplete-empty {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--ink);
}

.autocomplete-option {
  cursor: pointer;
}

.autocomplete-option:hover,
.autocomplete-option.is-active {
  background: var(--surface-2);
}

.autocomplete-empty {
  color: var(--ink-subtle);
}

/* ============================================================
   Empty states / dividers
   ============================================================ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.empty-state-icon {
  margin-bottom: var(--space-4);
  color: var(--ink-subtle);
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--ink);
  margin-bottom: var(--space-2);
}

.empty-state-description {
  font-size: var(--text-sm);
  color: var(--ink-muted);
  max-width: 360px;
  margin-bottom: var(--space-6);
}

.empty-state-bordered {
  border: 1px solid var(--hairline);
  background: var(--surface-1);
}

.divider {
  display: flex;
  align-items: center;
  width: 100%;
  height: 1px;
  background: var(--hairline);
  margin: var(--space-4) 0;
}

/* ============================================================
   Utilities
   ============================================================ */

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

.no-print {
  /* visible on screen; hidden in @media print below */
}

/* ============================================================
   Dashboard — the plant command center.
   Exception strip (signal cells), press load + attention feed,
   due weeks + shipment feed. The signal strip is Gotham's metric
   strip: one flush hairline-ruled instrument panel, mono numbers.
   ============================================================ */

.dash {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.dash-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.dash-subtitle {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

.dash-as-of {
  color: var(--ink-subtle);
}

/* Exception strip — flush ruled cells, not floating tiles. */
.signal-row {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1fr;
  background: var(--surface);
  border: 1px solid var(--hairline);
  overflow: hidden;
}

a.signal {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-4) var(--space-5);
  border-left: 1px solid var(--hairline);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease);
}

a.signal:first-child { border-left: none; }

a.signal:hover,
a.signal:focus-visible {
  background: var(--surface-2);
}

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

a.signal:hover .signal-value,
a.signal:focus-visible .signal-value {
  color: var(--accent);
}

a.signal.is-critical:hover .signal-value,
a.signal.is-critical:focus-visible .signal-value { color: var(--error); }
a.signal.is-warning:hover .signal-value,
a.signal.is-warning:focus-visible .signal-value { color: var(--warning); }
a.signal.is-nominal:hover .signal-value,
a.signal.is-nominal:focus-visible .signal-value { color: var(--success); }

@media (prefers-reduced-motion: reduce) {
  a.signal { transition: none; }
}

.signal-figure {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
}

.signal-value {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--font-medium);
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

/* The past-due (primary) cell keeps its wider column and tone, but its value
   matches the other three so the metric row reads as one even strip. */
.signal.is-primary .signal-value {
  font-size: var(--text-3xl);
}

.signal-unit {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-subtle);
}

.signal-label {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--ink-muted);
}

.signal-context {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-subtle);
  font-variant-numeric: tabular-nums;
}

.signal.is-nominal .signal-value { color: var(--success); }
.signal.is-warning .signal-value { color: var(--warning); }
.signal.is-critical .signal-value { color: var(--error); }

/* Panel grid: ops left, attention/feed right. */
.dash-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  grid-template-areas:
    "press   attention"
    "weeks   ship";
  gap: var(--space-5);
  align-items: start;
}

.dash-panel:nth-child(1) { grid-area: press; }
.dash-panel:nth-child(2) { grid-area: attention; }
.dash-panel:nth-child(3) { grid-area: weeks; }
.dash-panel:nth-child(4) { grid-area: ship; }

@media (max-width: 860px) {
  .dash-grid {
    grid-template-columns: 1fr;
    grid-template-areas: "press" "attention" "weeks" "ship";
  }
}

.dash-panel {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--hairline);
  background: var(--surface);
  overflow: hidden;
}

.dash-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  background: var(--surface-1);
}

.dash-panel-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-subtle);
}

.dash-panel-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  text-decoration: none;
}

.dash-panel-link:hover { color: var(--accent-hover); }

.dash-empty {
  padding: var(--space-5) var(--space-4);
  font-size: var(--text-sm);
  color: var(--ink-subtle);
}

.dash-empty-link {
  display: inline-block;
  margin-top: var(--space-2);
  color: var(--accent);
  text-decoration: none;
  font-weight: var(--font-medium);
}

.dash-empty-link:hover { color: var(--accent-hover); }

/* Press load — capacity rows with a scaleX load bar. */
.press-loads { display: flex; flex-direction: column; }

.press-load {
  padding: var(--space-4);
  border-bottom: 1px solid var(--hairline);
}

.press-load:last-child { border-bottom: none; }
.press-load.is-idle { background: var(--surface-1); }

.press-load-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}

.press-load-name {
  font-size: var(--text-md);
  font-weight: var(--font-semibold);
  color: var(--ink);
}

.press-load-figure {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.load-bar {
  margin-top: var(--space-2);
  height: 8px;
  background: var(--surface-2);
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.load-bar-fill {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--accent);
  transform: scaleX(calc(var(--load-pct, 0%) / 100));
  transform-origin: left center;
  transition: transform var(--duration-slower) var(--ease-out);
}

.load-bar-fill.is-over { background: var(--warning); }

@media (prefers-reduced-motion: reduce) {
  .load-bar-fill { transition: none; }
}

.press-load-meta {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-subtle);
}

.press-idle {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

.press-idle-link,
.feed-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: var(--font-medium);
}

.press-idle-link:hover,
.feed-link:hover { color: var(--accent-hover); }

/* Week list — proportional bars, past-due flips to critical. */
.week-list { margin: 0; padding: 0; list-style: none; }

.week-row {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr) 6.5rem 3.5rem;
  align-items: center;
  column-gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  font-size: var(--text-sm);
}

.week-row:last-child { border-bottom: none; }

.week-date {
  display: flex;
  flex-direction: column;
  gap: 1px;
  font-family: var(--font-mono);
  font-weight: var(--font-medium);
  color: var(--ink);
  white-space: nowrap;
}

.week-row.is-past-due .week-date { color: var(--error); }

.week-past-due {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--error);
}

.week-bar {
  height: 10px;
  background: var(--surface-2);
  overflow: hidden;
}

.week-bar-fill {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--accent);
  transform: scaleX(calc(var(--week-pct, 0%) / 100));
  transform-origin: left center;
}

.week-row.is-past-due .week-bar-fill { background: var(--error); }

.week-lbs {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  text-align: right;
  white-space: nowrap;
}

.week-count {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--ink-subtle);
  text-align: right;
  white-space: nowrap;
}

.week-count-unit { font-size: var(--text-xs); }

/* Feeds — fixed tracks so columns line up row to row. */
.feed { margin: 0; padding: 0; list-style: none; }

.feed-row {
  display: grid;
  grid-template-columns: 3.25rem 6.5rem minmax(0, 1fr) 6.5rem;
  align-items: center;
  column-gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  font-size: var(--text-sm);
}

.feed-row:last-child { border-bottom: none; }

.ship-feed .feed-row {
  grid-template-columns: 3.25rem 6.5rem minmax(0, 1fr) 8.5rem 5.5rem;
}

.feed-lead {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: var(--font-medium);
  color: var(--ink-subtle);
  white-space: nowrap;
}

.feed-key {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.feed-customer {
  min-width: 0;
  color: var(--ink-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.feed-figure {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--ink-muted);
  text-align: right;
  white-space: nowrap;
}

.feed-status { justify-self: end; white-space: nowrap; }

.attention-feed .feed-row.is-critical .feed-lead {
  color: var(--error);
  font-weight: var(--font-semibold);
}

.ship-feed .feed-row.is-critical .feed-lead { color: var(--error); }

@media (max-width: 640px) {
  .feed-row,
  .ship-feed .feed-row {
    grid-template-columns: 3rem minmax(0, 1fr) auto;
    grid-template-areas:
      "lead key figure"
      "lead customer status";
    row-gap: 2px;
  }
  .feed-lead { grid-area: lead; align-self: start; }
  .feed-key { grid-area: key; }
  .feed-customer { grid-area: customer; }
  .feed-figure { grid-area: figure; }
  .feed-status { grid-area: status; }
}

@media (max-width: 900px) {
  .signal-row { grid-template-columns: repeat(2, 1fr); }
  a.signal:nth-child(odd) { border-left: none; }
  a.signal:nth-child(n + 3) { border-top: 1px solid var(--hairline); }
}

@media (max-width: 520px) {
  .signal-row { grid-template-columns: 1fr; }
  a.signal { border-left: none; border-top: 1px solid var(--hairline); }
  a.signal:first-child { border-top: none; }
  .signal.is-primary .signal-value { font-size: var(--text-3xl); }
}

/* ============================================================
   Order cockpit — status row, routing strip, panel grid.
   ============================================================ */

.status-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.cockpit-section { margin-bottom: var(--space-6); }

.cockpit-heading {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-subtle);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-3);
  border-bottom: 1px solid var(--hairline);
}

.cockpit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-5) var(--space-8);
}

/* Routing progress strip — status is border + tint + text label, never
   color alone. */
.routing-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.routing-step {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 88px;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--hairline);
}

.routing-step-code {
  font-family: var(--font-mono);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  color: var(--ink);
}

.routing-step-detail {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

.routing-step-status {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.routing-step.is-complete { background: var(--success-soft); border-color: var(--success); }
.routing-step.is-complete .routing-step-status { color: var(--success); }
.routing-step.is-partial { background: var(--warning-soft); border-color: var(--warning); }
.routing-step.is-partial .routing-step-status { color: var(--warning); }
.routing-step.is-open { background: var(--error-soft); border-color: var(--error); }
.routing-step.is-open .routing-step-status { color: var(--error); }

/* Order-entry part context (alert / BOM / due-date guidance). */
.part-context { margin-top: var(--space-3); }

.part-context-facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--ink-muted);
  margin-bottom: var(--space-3);
}

.part-context-heading {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-2);
}

/* Department queue picker. */
.queue-picker {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.queue-picker-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--hairline);
  text-decoration: none;
  color: var(--ink);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.queue-picker-item:hover {
  background: var(--surface-2);
  border-color: var(--accent);
}

.queue-picker-code {
  font-family: var(--font-mono);
  font-weight: var(--font-semibold);
  font-size: var(--text-md);
}

.queue-picker-name {
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

/* Press schedule. */
.schedule-table td,
.schedule-table th {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.schedule-table tr.is-late td { background: var(--error-soft); }

.schedule-trials {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.schedule-trial {
  padding: 2px var(--space-2);
  border: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

.schedule-move .inline { display: inline; }
.schedule-inline { display: flex; gap: var(--space-1); }

.schedule-comment,
.schedule-cut {
  padding: 2px var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  border: 1px solid transparent;
  background: transparent;
}

.schedule-comment { width: 12rem; }
.schedule-cut { width: 4rem; }

.schedule-comment:hover,
.schedule-comment:focus,
.schedule-cut:hover,
.schedule-cut:focus {
  border-color: var(--hairline-mid);
  background: var(--surface);
}

/* Inline shipment entry. */
.shipment-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--hairline);
}

.shipment-form .field { margin-bottom: 0; }
.shipment-form .form-actions { margin: 0; padding-top: 0; }

/* ============================================================
   Orders — overview metric strip, chart panels, action lists.
   ============================================================ */

.orders-overview {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.order-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid var(--hairline);
  background: var(--surface);
}

.order-metric {
  display: flex;
  min-height: 112px;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-4);
  border-left: 1px solid var(--hairline);
  color: inherit;
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}

.order-metric:first-child { border-left: none; }
.order-metric:hover { background: var(--surface-2); }

.order-metric-value {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--font-medium);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  color: var(--ink);
}

.order-metric-label {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-subtle);
}

.order-metric-context {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--ink-subtle);
}

.order-metric.is-critical .order-metric-value { color: var(--error); }
.order-metric.is-warning .order-metric-value { color: var(--warning); }

.order-overview-grid,
.order-action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.order-overview-panel {
  min-width: 0;
  border: 1px solid var(--hairline);
  background: var(--surface);
  overflow: hidden;
}

.order-overview-panel-wide { grid-column: 1 / -1; }

.order-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  background: var(--surface-1);
}

.order-panel-head h2 {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-subtle);
}

.order-panel-link,
.order-action-link {
  color: var(--accent);
  font-weight: var(--font-medium);
  text-decoration: none;
}

.order-panel-link:hover,
.order-action-link:hover { color: var(--accent-hover); }

.order-panel-link {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.order-chart { padding: var(--space-4); overflow: hidden; }

.order-action-list { margin: 0; padding: 0; list-style: none; }

.order-action-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-3);
  align-items: center;
  min-height: 44px;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
}

.order-action-row:last-child { border-bottom: none; }

.order-action-main {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: var(--space-1);
  color: var(--ink);
}

.order-action-main span:last-child {
  overflow: hidden;
  font-size: var(--text-sm);
  color: var(--ink-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.order-action-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--ink-muted);
  white-space: nowrap;
}

.order-empty {
  margin: 0;
  padding: var(--space-5) var(--space-4);
  color: var(--ink-subtle);
}

@media (max-width: 1100px) {
  .order-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .order-metric:nth-child(3n + 1) { border-left: none; }
}

@media (max-width: 820px) {
  .order-metrics,
  .order-overview-grid,
  .order-action-grid { grid-template-columns: 1fr; }
  .order-metric { border-left: none; border-top: 1px solid var(--hairline); }
  .order-metric:first-child { border-top: none; }
}

@media (max-width: 560px) {
  .order-action-row { grid-template-columns: 1fr; }
  .order-action-meta { justify-content: flex-start; }
}

/* ============================================================
   Reports — past-due banner, inline routing bar, subtotals.
   ============================================================ */

.past-due-banner {
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  background: var(--error-soft);
  border: 1px solid var(--error);
  border-left: 3px solid var(--error);
  color: var(--error);
  font-size: var(--text-sm);
}

.routing-bar {
  display: inline-flex;
  gap: 2px;
}

.routing-cell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border: 1px solid transparent;
}

.routing-cell.is-complete { background: var(--success-soft); border-color: var(--success); color: var(--success); }
.routing-cell.is-partial { background: var(--warning-soft); border-color: var(--warning); color: var(--warning); }
.routing-cell.is-open { background: var(--error-soft); border-color: var(--error); color: var(--error); }

.table tr.is-past-due td:nth-child(7) {
  color: var(--error);
  font-weight: var(--font-semibold);
}

.report-subtotal td {
  font-weight: var(--font-semibold);
  border-top: 2px solid var(--hairline-mid);
  background: var(--surface-1);
}

/* Reports landing menu — a named table of contents. */
.report-menu {
  margin: 0;
  border-top: 1px solid var(--hairline);
}

.report-menu-item {
  display: grid;
  grid-template-columns: 14rem 1fr;
  gap: var(--space-4);
  align-items: baseline;
  padding: var(--space-3) var(--space-1);
  border-bottom: 1px solid var(--hairline);
}

.report-menu-item dt { margin: 0; font-weight: var(--font-semibold); }
.report-menu-item dt a { color: var(--accent); text-decoration: none; }
.report-menu-item dt a:hover { color: var(--accent-hover); }
.report-menu-item dd { margin: 0; color: var(--ink-muted); font-size: var(--text-sm); }

@media (max-width: 640px) {
  .report-menu-item { grid-template-columns: 1fr; gap: var(--space-1); }
}

/* ============================================================
   Finance — operational finance destination.
   Server-rendered read model, no client charting dependency. Charts are
   ruled rows and CSS bars so the screen prints cleanly.
   ============================================================ */

.finance {
  display: grid;
  gap: var(--space-5);
  min-width: 0;
}

.finance-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.85fr);
  gap: var(--space-6);
  align-items: start;
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--hairline);
}

.finance-hero-main {
  max-width: 74ch;
}

.finance-title {
  margin: 0;
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--ink);
  letter-spacing: 0;
}

.finance-lede,
.finance-cost-note {
  margin: var(--space-3) 0 0;
  color: var(--ink-muted);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

.finance-cost-note {
  padding-left: var(--space-3);
  border-left: 2px solid var(--warning);
  color: var(--ink);
}

.finance-filter {
  display: grid;
  gap: var(--space-3);
  align-self: stretch;
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--hairline);
}

.finance-filter-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.finance-filter-field {
  margin-bottom: 0;
}

.finance-filter .input {
  max-width: none;
}

.finance-filter-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.finance-period {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-subtle);
}

.finance-warning-strip {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  border: 1px solid var(--hairline);
  background: var(--surface);
  overflow: hidden;
}

.finance-warning {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-4);
  border-left: 1px solid var(--hairline);
  background: var(--warning-soft);
}

.finance-warning:first-child {
  border-left: none;
}

.finance-warning.is-clear {
  background: var(--surface);
}

.finance-warning-count {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--warning);
}

.finance-warning.is-clear .finance-warning-count {
  color: var(--success);
}

.finance-warning h2 {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.finance-warning p {
  margin: var(--space-1) 0 0;
  color: var(--ink-muted);
  font-size: var(--text-sm);
}

.finance-kpis {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  border: 1px solid var(--hairline);
  background: var(--surface);
}

.finance-kpi {
  display: grid;
  gap: var(--space-3);
  min-width: 0;
  padding: var(--space-4);
  border-left: 1px solid var(--hairline);
  border-top: 1px solid var(--hairline);
}

.finance-kpi:nth-child(3n + 1) {
  border-left: none;
}

.finance-kpi:nth-child(-n + 3) {
  border-top: none;
}

.finance-kpi.is-estimate {
  background: color-mix(in srgb, var(--warning-soft) 45%, transparent);
}

.finance-kpi-quality {
  background: var(--surface-1);
}

.finance-kpi-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.finance-kpi-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-subtle);
}

.finance-kpi-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: var(--font-medium);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  line-height: 1.05;
}

.finance-kpi-context {
  margin: 0;
  min-height: 2.5em;
  color: var(--ink-muted);
  font-size: var(--text-sm);
}

.finance-kpi-gaps {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: var(--space-3) 0 0;
  border-top: 1px solid var(--hairline);
  list-style: none;
  color: var(--ink-subtle);
  font-size: var(--text-xs);
}

.finance-kpi-gaps li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.finance-chart-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
  gap: var(--space-5);
  align-items: start;
}

.finance-panel {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--hairline);
}

.finance-panel-wide {
  grid-row: span 2;
}

.finance-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--surface-1);
  border-bottom: 1px solid var(--hairline);
}

.finance-panel-head h2 {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.finance-panel-head p {
  margin: var(--space-1) 0 0;
  color: var(--ink-subtle);
  font-size: var(--text-sm);
}

.finance-legend {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-subtle);
  white-space: nowrap;
}

.finance-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.finance-swatch {
  display: inline-block;
  width: 16px;
  height: 8px;
  background: var(--finance);
}

.finance-swatch.is-shipped,
.finance-trend-fill.is-shipped {
  background: var(--finance);
}

.finance-swatch.is-booked,
.finance-trend-fill.is-booked {
  background: var(--hairline-strong);
}

.finance-trend-list,
.finance-bar-list {
  display: grid;
}

.finance-trend-row,
.finance-bar-row {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr) 8rem;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
}

.finance-trend-row {
  grid-template-columns: 7.5rem minmax(0, 1fr) 10rem;
}

.finance-trend-row:last-child,
.finance-bar-row:last-child {
  border-bottom: none;
}

.finance-chart-label {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ink);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

.finance-trend-bars {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.finance-trend-track,
.finance-bar-track {
  display: block;
  height: 10px;
  min-width: 0;
  background: var(--surface-2);
  overflow: hidden;
}

.finance-bar-track {
  height: 12px;
}

.finance-trend-fill,
.finance-bar-fill {
  display: block;
  width: var(--bar-width, 0%);
  height: 100%;
  background: var(--finance);
}

.finance-bar-fill.is-critical {
  background: var(--error);
}

.finance-bar-fill.is-wip {
  background: var(--finance);
}

.finance-chart-value {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  text-align: right;
  white-space: nowrap;
}

.finance-chart-note {
  grid-column: 2 / -1;
  margin-top: calc(var(--space-2) * -1);
  color: var(--ink-subtle);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.finance-empty {
  margin: 0;
  padding: var(--space-5) var(--space-4);
  color: var(--ink-subtle);
  font-size: var(--text-sm);
}

.finance-open-orders {
  overflow: hidden;
}

.finance-orders-table td {
  vertical-align: top;
}

.finance-gap-list {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
  min-width: 10rem;
}

@media (max-width: 1040px) {
  .finance-hero,
  .finance-chart-grid {
    grid-template-columns: 1fr;
  }

  .finance-panel-wide {
    grid-row: auto;
  }
}

@media (max-width: 820px) {
  .finance-warning-strip,
  .finance-kpis {
    grid-template-columns: 1fr;
  }

  .finance-warning,
  .finance-kpi,
  .finance-kpi:nth-child(3n + 1),
  .finance-kpi:nth-child(-n + 3) {
    border-left: none;
    border-top: 1px solid var(--hairline);
  }

  .finance-warning:first-child,
  .finance-kpi:first-child {
    border-top: none;
  }

  .finance-filter-fields,
  .finance-trend-row,
  .finance-bar-row {
    grid-template-columns: 1fr;
  }

  .finance-chart-value {
    text-align: left;
  }

  .finance-chart-note {
    grid-column: auto;
    margin-top: 0;
  }
}

@media (max-width: 520px) {
  .finance {
    padding-bottom: 5rem;
  }
}

/* ============================================================
   Work order — print-first traveler.
   ============================================================ */

.work-order { max-width: 900px; }

.wo-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-6);
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-4);
  border-bottom: 2px solid var(--ink);
}

.wo-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
}

.wo-so {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--font-medium);
  font-variant-numeric: tabular-nums;
}

.wo-header-facts {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: var(--space-1) var(--space-5);
  margin: 0;
  font-size: var(--text-sm);
}

.wo-header-facts > div { display: flex; gap: var(--space-2); }
.wo-header-facts dt { color: var(--ink-muted); }
.wo-header-facts dd { margin: 0; font-weight: var(--font-medium); font-variant-numeric: tabular-nums; }

.wo-section {
  margin-bottom: var(--space-5);
  break-inside: avoid;
}

.wo-section-title {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-subtle);
  padding-bottom: var(--space-1);
  margin-bottom: var(--space-3);
  border-bottom: 1px solid var(--hairline);
}

.wo-facts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-2) var(--space-5);
  margin: 0;
}

.wo-facts > div { display: flex; flex-direction: column; }

.wo-facts dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-subtle);
}

.wo-facts dd { margin: 0; color: var(--ink); font-variant-numeric: tabular-nums; }

/* ============================================================
   AI chat — Ask Rex FAB + side drawer.
   All Stimulus hooks preserved: [data-open], [hidden],
   .app-shell.is-ai-chat-open, [data-status], targets. Square,
   hairline, one orange signal (the FAB + focus).
   ============================================================ */

.ai-chat-fab {
  position: fixed;
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: var(--z-popover);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-width: 52px;
  min-height: 52px;
  height: 52px;
  padding: 0 var(--space-4);
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  letter-spacing: 0.02em;
  cursor: pointer;
  opacity: 1;
  transform: translateY(0);
  transition:
    background-color var(--duration-normal) var(--ease-out),
    opacity var(--panel-close-dur) var(--panel-ease),
    transform var(--panel-close-dur) var(--panel-ease);
}

.ai-chat-fab:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.ai-chat-fab:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.ai-chat-fab-icon { width: 22px; height: 22px; flex-shrink: 0; }
.ai-chat-fab-label { white-space: nowrap; }

.app-shell.is-ai-chat-open .ai-chat-fab {
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
}

@media (max-width: 720px) {
  .ai-chat-fab-label { display: none; }
  .ai-chat-fab { padding: 0; width: 52px; min-width: 52px; }
}

@media (max-width: 520px) {
  .ai-chat-fab { right: var(--space-4); bottom: var(--space-4); }
}

.ai-chat-backdrop {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal-backdrop);
  background: var(--scrim);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--panel-close-dur) var(--panel-ease);
}

.ai-chat-backdrop[data-open="true"] {
  opacity: 1;
  pointer-events: auto;
  transition: opacity var(--panel-open-dur) var(--panel-ease);
}

.ai-chat-drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: var(--z-modal);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  width: min(420px, 100vw);
  height: 100vh;
  height: 100dvh;
  background: var(--surface);
  border-left: 1px solid var(--hairline-mid);
  overflow: hidden;
  transform: translateX(100%);
  opacity: 0.96;
  filter: blur(var(--panel-blur));
  pointer-events: none;
  transition:
    transform var(--panel-close-dur) var(--panel-ease),
    opacity var(--panel-close-dur) var(--panel-ease),
    filter var(--panel-close-dur) var(--panel-ease);
  will-change: transform, opacity, filter;
}

.ai-chat-drawer[data-open="true"] {
  transform: translateX(0);
  opacity: 1;
  filter: blur(0);
  pointer-events: auto;
  transition:
    transform var(--panel-open-dur) var(--panel-ease),
    opacity var(--panel-open-dur) var(--panel-ease),
    filter var(--panel-open-dur) var(--panel-ease);
}

.ai-chat-drawer[hidden],
.ai-chat-backdrop[hidden] { display: none; }

.ai-chat-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  background: var(--surface-1);
}

.ai-chat-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.ai-chat-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: var(--accent);
  color: var(--accent-ink);
}

.ai-chat-brand-icon { width: 24px; height: 24px; }

.ai-chat-title {
  margin: 0;
  font-size: var(--text-md);
  line-height: var(--leading-tight);
}

.ai-chat-status {
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-subtle);
}

.ai-chat-status[data-status="running"] {
  color: var(--accent);
  animation: ai-status-pulse 1.6s var(--ease-out) infinite;
}

.ai-chat-status[data-status="failed"] { color: var(--error); }

.ai-chat-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.ai-chat-action-form { margin: 0; display: inline-flex; }

.ai-chat-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  padding: 0;
  border: 1px solid var(--hairline-mid);
  background: var(--surface-1);
  color: var(--ink-muted);
  cursor: pointer;
  transition:
    background-color var(--dur) var(--ease-out),
    color var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out);
}

.ai-chat-icon-btn:hover {
  color: var(--ink);
  background: var(--surface-2);
  border-color: var(--hairline-strong);
}

.ai-chat-icon-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.ai-chat-icon-btn-svg { width: 18px; height: 18px; }

.ai-chat-messages {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 0;
  padding: var(--space-4);
  overflow-y: auto;
  background: var(--surface);
}

.ai-chat-empty { margin: auto 0; padding: var(--space-2) 0; }

.ai-chat-empty-lead {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

.ai-chat-chips {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.ai-chat-chip {
  display: block;
  width: 100%;
  text-align: left;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--hairline);
  background: var(--surface-1);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: background-color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}

.ai-chat-chip:hover,
.ai-chat-chip:focus-visible {
  background: var(--accent-soft);
  border-color: var(--accent-line);
}

.ai-chat-chip:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.ai-chat-message {
  max-width: 88%;
  animation: ai-msg-in var(--duration-slow) var(--ease-out) both;
}

.ai-chat-message-user {
  align-self: flex-end;
  max-width: 80%;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--accent-line);
  background: var(--accent-soft);
}

.ai-chat-message-assistant {
  align-self: flex-start;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
  max-width: 96%;
  background: transparent;
  border: none;
  padding: 0;
}

.ai-chat-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  background: var(--surface-3);
  color: var(--ink);
}

.ai-chat-avatar-icon { width: 18px; height: 18px; }

.ai-chat-bubble {
  min-width: 0;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--hairline);
  background: var(--surface-1);
}

.ai-chat-message-meta {
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-subtle);
}

.ai-chat-message-content {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--ink);
  overflow-wrap: anywhere;
}

.ai-chat-message-content:empty::before {
  content: "Reading data";
  color: var(--ink-subtle);
}

.ai-chat-message-content p { margin: 0 0 var(--space-2); }
.ai-chat-message-content p:last-child { margin-bottom: 0; }

.ai-chat-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--hairline);
  background: var(--surface-1);
}

.ai-chat-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-2);
  align-items: end;
}

.ai-chat-input.textarea,
.ai-chat-input {
  box-sizing: border-box;
  width: 100%;
  max-width: none;
  min-height: 44px;
  max-height: 140px;
  margin: 0;
  padding: 10px var(--space-3);
  resize: none;
  overflow-y: auto;
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  line-height: 1.4;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--hairline-mid);
  outline: none;
  transition: border-color var(--dur) var(--ease-out);
}

.ai-chat-input:hover { border-color: var(--hairline-strong); }

.ai-chat-input:focus,
.ai-chat-input:focus-visible {
  border-color: var(--accent);
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.ai-chat-submit {
  box-sizing: border-box;
  width: 44px;
  min-width: 44px;
  height: 44px;
  min-height: 44px;
  padding: 0;
  align-self: end;
}

.ai-chat-hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--ink-subtle);
}

@keyframes ai-msg-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes ai-status-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

@media (max-width: 640px) {
  .ai-chat-drawer { width: 100vw; }
}

@media (prefers-reduced-motion: reduce) {
  .ai-chat-fab,
  .ai-chat-drawer,
  .ai-chat-backdrop,
  .ai-chat-message,
  .ai-chat-status[data-status="running"] {
    transition: none !important;
    animation: none !important;
    filter: none !important;
  }

  .ai-chat-drawer { transform: none; opacity: 1; }

  .app-shell.is-ai-chat-open .ai-chat-fab { opacity: 0; transform: none; }
}

/* ============================================================
   Knowledge base
   ============================================================ */

.kb { max-width: 72rem; }

.kb-layout {
  display: grid;
  grid-template-columns: 12.5rem minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
}

.kb-toc {
  align-self: stretch;
  border-right: 1px solid var(--hairline);
  padding-right: var(--space-5);
  margin-right: var(--space-8);
}

.kb-toc-sticky {
  position: sticky;
  top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--space-1) 0;
}

.kb-toc-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.kb-toc a {
  display: block;
  padding: var(--space-1) 0;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--ink-muted);
  text-decoration: none;
}

.kb-toc a:hover { color: var(--ink); }

.kb-body {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-width: 0;
}

.kb-section {
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--hairline);
  scroll-margin-top: var(--space-4);
}

.kb-section:first-child { padding-top: 0; }
.kb-section:last-child { border-bottom: none; padding-bottom: var(--space-10); }

.kb-section h2 {
  margin: 0 0 var(--space-4);
  padding-bottom: var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--ink);
  border-bottom: 1px solid var(--hairline);
}

.kb-section h3 {
  margin: var(--space-5) 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-subtle);
}

.kb-section p,
.kb-section li {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--ink);
}

.kb-section p { margin: 0 0 var(--space-3); }

.kb-section ul,
.kb-section ol { margin: 0 0 var(--space-4); padding-left: 1.25rem; list-style: revert; }

.kb-section li + li { margin-top: var(--space-2); }

.kb-note {
  margin: var(--space-4) 0 0;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--accent);
  background: var(--surface-1);
  font-size: var(--text-sm);
  color: var(--ink-muted);
}

.kb-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.kb-card {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--hairline);
  background: var(--surface);
}

.kb-card h3 {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
}

.kb-card p { margin: 0; color: var(--ink-muted); }

.kb-search {
  display: grid;
  grid-template-columns: minmax(0, 32rem) auto;
  gap: var(--space-3);
  align-items: end;
  margin: var(--space-4) 0;
}

.kb-search .field { margin: 0; }

.kb-section .empty-state { margin-bottom: var(--space-4); }

.kb-article-navigation {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--hairline);
}

.kb-article-navigation a {
  display: grid;
  gap: var(--space-1);
}

.kb-article-navigation a span {
  font-size: var(--text-xs);
  color: var(--ink-muted);
}

.kb-article-navigation-next {
  grid-column: 2;
  text-align: right;
}

@media (max-width: 600px) {
  .kb-search { grid-template-columns: 1fr; }
}

.kb-steps {
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.kb-steps li {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  margin: 0;
}

.kb-steps li:last-child { border-bottom: none; }
.kb-steps strong { font-size: var(--text-sm); color: var(--ink); }
.kb-steps span { color: var(--ink-muted); }

.kb-dl { margin: 0 0 var(--space-4); }

.kb-dl > div {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--hairline);
}

.kb-dl dt { margin: 0; font-weight: var(--font-semibold); color: var(--ink); }
.kb-dl dd { margin: 0; color: var(--ink-muted); font-size: var(--text-sm); line-height: 1.55; }

.kb-status { list-style: none; margin: 0 0 var(--space-4); padding: 0; }

.kb-status li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0 0 var(--space-2);
}

.kb-swatch {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  border: 1px solid var(--hairline);
}

.kb-swatch.is-critical { background: var(--error); border-color: var(--error); }
.kb-swatch.is-warning { background: var(--warning); border-color: var(--warning); }
.kb-swatch.is-nominal { background: var(--success); border-color: var(--success); }
.kb-swatch.is-neutral { background: var(--surface-3); }

.kb-glossary { margin: 0; }

.kb-glossary > div {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--hairline);
}

.kb-glossary dt { margin: 0 0 2px; font-weight: var(--font-semibold); color: var(--ink); }
.kb-glossary dd { margin: 0; font-size: var(--text-sm); line-height: 1.55; color: var(--ink-muted); }
.kb-glossary code { font-family: var(--font-mono); font-size: 0.9em; }

@media (max-width: 900px) {
  .kb-layout { grid-template-columns: 1fr; gap: var(--space-4); }
  .kb-toc {
    border-right: none;
    border-bottom: 1px solid var(--hairline);
    padding: 0 0 var(--space-3);
    margin-right: 0;
  }
  .kb-toc-sticky { position: static; flex-direction: row; flex-wrap: wrap; gap: var(--space-1) var(--space-2); }
  .kb-toc-title { width: 100%; margin-bottom: var(--space-1); }
  .kb-toc a {
    padding: var(--space-1) var(--space-2);
    background: var(--surface-1);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.03em;
  }
}

@media (max-width: 640px) {
  .kb-steps li { grid-template-columns: 1fr; gap: var(--space-1); }
  .kb-dl > div { grid-template-columns: 1fr; gap: 2px; }
}

/* ============================================================
   Settings + Appearance theme picker
   ============================================================ */

.settings {
  max-width: 40rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.settings.agent-prompt-settings {
  max-width: 72rem;
}

.settings-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--hairline);
  background: var(--surface);
}

.settings-heading {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-subtle);
}

.settings-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.settings-admin-links {
  display: grid;
  border: 1px solid var(--hairline);
}

.settings-admin-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  color: var(--ink);
  text-decoration: none;
}

.settings-admin-link:last-child {
  border-bottom: 0;
}

.settings-admin-link:hover {
  background: var(--surface-2);
}

.settings-admin-link span {
  display: grid;
  gap: 2px;
}

.settings-admin-link small {
  color: var(--ink-muted);
}

.agent-prompt-textarea {
  min-height: 26rem;
  font-family: var(--font-mono);
}

/* Theme picker — hairline group of three flush option rows. */
.theme-options {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  border: 1px solid var(--hairline);
  max-width: 560px;
}

.theme-option {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border-bottom: 1px solid var(--hairline);
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}

.theme-option:last-child { border-bottom: none; }
.theme-option:hover { background: var(--surface-2); }
.theme-option:has(input:checked) { background: var(--accent-soft); }

.theme-option:has(input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

/* The radio itself is visually hidden; the row + check carry state. */
.theme-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.theme-swatch {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border: 1px solid var(--hairline-mid);
  color: var(--ink-muted);
}

.theme-swatch-glyph {
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
}

.theme-swatch--dark { background: #05080f; border-color: #1c2538; color: #ff7a1a; }
.theme-swatch--light { background: #f7f9fc; border-color: #d9e0ec; color: #b35000; }
.theme-swatch--system {
  background: linear-gradient(105deg, #05080f 0 50%, #f7f9fc 50% 100%);
  color: var(--accent);
}

.theme-option-body {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.theme-option-name {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--ink);
}

.theme-option-desc {
  font-size: var(--text-sm);
  color: var(--ink-subtle);
}

.theme-check {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-left: auto;
  border: 1px solid var(--hairline-mid);
  color: transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.theme-option:has(input:checked) .theme-check {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

/* ============================================================
   Auth screens
   ============================================================ */

.auth-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  padding: var(--space-6);
}

.auth-card {
  width: 100%;
  max-width: 380px;
  padding: var(--space-8);
  background: var(--surface);
  border: 1px solid var(--hairline);
}

.auth-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.auth-brand::before {
  content: "";
  width: 18px;
  height: 18px;
  background: var(--accent);
}

.auth-form { margin-top: var(--space-5); }
.auth-footer { margin-top: var(--space-4); font-size: var(--text-sm); }

/* ============================================================
   Print — always ink-on-white, chrome hidden.
   Forces the theme-neutral ink/paper ramp regardless of
   [data-theme]; the work-order traveler stays clean.
   ============================================================ */

@media print {
  :root,
  [data-theme="dark"],
  [data-theme="light"] {
    --canvas: #ffffff;
    --surface: #ffffff;
    --surface-muted: #ffffff;
    --surface-1: #ffffff;
    --surface-2: #ffffff;
    --surface-3: #ffffff;
    --ink: #000000;
    --ink-muted: #222222;
    --ink-subtle: #444444;
    --hairline: #cccccc;
    --hairline-mid: #999999;
    --color-surface-primary: #ffffff;
    --color-surface-secondary: #ffffff;
    --color-text-primary: #000000;
    --color-text-secondary: #222222;
    --color-text-tertiary: #444444;
    --color-border-primary: #cccccc;
  }

  html,
  body {
    background: #ffffff;
    color: #000000;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  /* App chrome never prints. */
  .app-sidebar,
  .app-topbar,
  .app-shell-backdrop,
  .ai-chat-backdrop,
  .ai-chat-drawer,
  .ai-chat-fab,
  .content-tabs,
  .page-actions,
  .btn,
  .no-print {
    display: none !important;
  }

  /* The shell collapses to a single flowing column on paper. */
  .app-shell,
  .app-shell-body {
    display: block !important;
    height: auto !important;
    overflow: visible !important;
  }

  .app-main {
    max-width: none;
    margin: 0;
    padding: 0;
    overflow: visible !important;
  }

  .app-main > * {
    max-width: none;
    margin-inline: 0;
  }

  .table-container {
    overflow: visible !important;
    border: 0;
  }

  thead { display: table-header-group; }
  tr,
  img { break-inside: avoid; }

  @page { margin: 0.5in; }

  /* Schedule prints as the floor sheet: inline inputs render as plain text. */
  .schedule-comment,
  .schedule-cut {
    border: none !important;
    background: transparent !important;
    width: auto !important;
    padding: 0 !important;
  }

  .schedule-week { break-inside: avoid; }

  /* Knowledge base prints without its TOC. */
  .kb-toc { display: none; }
  .kb-layout { grid-template-columns: 1fr; }
  .kb-section { break-inside: avoid; }
}
