/*
  ANSONMAE OS CSS
  Tier 1 visual infrastructure for internal operating surfaces.
  This file is intentionally framework-free and authored as reusable CSS schema.
*/

@layer reset, tokens, base, layout, components, states, templates, utilities;

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

  html {
    min-width: 320px;
    color-scheme: light;
    text-size-adjust: 100%;
  }

  body {
    margin: 0;
  }

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

  a {
    color: inherit;
    text-decoration: none;
  }

  img,
  svg {
    display: block;
    max-width: 100%;
  }
}

@layer tokens {
  :root {
    --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

    --ink-900: #111312;
    --ink-800: #1c211f;
    --ink-700: #2c3431;
    --ink-600: #43504b;
    --ink-500: #64716c;
    --ink-400: #88928e;
    --ink-300: #b7bfbb;
    --ink-200: #d8ded9;
    --ink-100: #edf0ec;
    --paper: #fbfaf5;
    --paper-strong: #ffffff;

    --teal: #d85c1f;
    --teal-soft: #ffe1c7;
    --indigo: #4057b2;
    --indigo-soft: #e4e9ff;
    --amber: #ba6b00;
    --amber-soft: #ffe7bd;
    --rose: #b93a4b;
    --rose-soft: #ffdfe4;
    --green: #b84b18;
    --green-soft: #ffe8d6;
    --violet: #6b4aa5;
    --violet-soft: #ede4ff;

    --surface: color-mix(in srgb, var(--paper-strong) 92%, var(--ink-100));
    --surface-muted: color-mix(in srgb, var(--paper) 84%, var(--ink-100));
    --line: color-mix(in srgb, var(--ink-200) 72%, transparent);
    --line-strong: color-mix(in srgb, var(--ink-300) 78%, transparent);
    --shadow-soft: 0 18px 50px rgb(17 19 18 / 10%);
    --shadow-tight: 0 8px 22px rgb(17 19 18 / 8%);

    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-7: 2rem;
    --space-8: 2.5rem;
    --space-9: 3rem;

    --step--1: 0.78rem;
    --step-0: 0.92rem;
    --step-1: 1rem;
    --step-2: 1.18rem;
    --step-3: 1.42rem;
    --step-4: 1.85rem;

    --rail-width: 17rem;
    --command-height: 4.5rem;
    --content-max: 118rem;

    --state-color: var(--ink-600);
    --state-soft: var(--ink-100);
    --state-line: var(--ink-200);
  }
}

@layer base {
  body {
    min-height: 100vh;
    background:
      linear-gradient(135deg, rgb(216 92 31 / 10%), transparent 24rem),
      linear-gradient(315deg, rgb(186 107 0 / 8%), transparent 30rem),
      var(--paper);
    color: var(--ink-800);
    font-family: var(--font-sans);
    font-size: var(--step-0);
    line-height: 1.5;
  }

  :focus-visible {
    outline: 3px solid color-mix(in srgb, var(--indigo) 68%, white);
    outline-offset: 3px;
  }

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

  h1 {
    color: var(--ink-900);
    font-size: var(--step-4);
    font-weight: 760;
    line-height: 1.04;
  }

  h2 {
    color: var(--ink-900);
    font-size: var(--step-2);
    font-weight: 740;
    line-height: 1.15;
  }

  h3 {
    color: var(--ink-800);
    font-size: var(--step-1);
    font-weight: 720;
    line-height: 1.25;
  }

  p {
    color: var(--ink-600);
  }

  code,
  .mono {
    font-family: var(--font-mono);
    font-size: 0.92em;
  }
}

@layer layout {
  .os-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: var(--rail-width) minmax(0, 1fr);
    overflow-x: hidden;
  }

  .os-rail {
    position: sticky;
    top: 0;
    height: 100vh;
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: var(--space-5);
    padding: var(--space-5);
    border-right: 1px solid var(--line);
    background: rgb(251 250 245 / 88%);
    backdrop-filter: blur(20px);
  }

  .os-workspace {
    min-width: 0;
    display: grid;
    grid-template-rows: auto 1fr;
  }

  .os-command {
    min-height: var(--command-height);
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-5);
    padding: var(--space-5) clamp(var(--space-5), 3vw, var(--space-8));
    border-bottom: 1px solid var(--line);
    background: rgb(251 250 245 / 76%);
    backdrop-filter: blur(18px);
  }

  .os-plane {
    width: min(100%, var(--content-max));
    max-width: 100%;
    margin-inline: auto;
    padding: clamp(var(--space-5), 3vw, var(--space-8));
    overflow-x: clip;
  }

  .plane-stack {
    display: grid;
    gap: var(--space-6);
  }

  .plane-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--space-5);
    align-items: stretch;
    min-width: 0;
  }

  .span-12 {
    grid-column: span 12;
  }

  .span-8 {
    grid-column: span 8;
  }

  .span-6 {
    grid-column: span 6;
  }

  .span-4 {
    grid-column: span 4;
  }

  .span-3 {
    grid-column: span 3;
  }

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

  .cluster {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
  }

  .split {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-width: 0;
  }

  .split > * {
    min-width: 0;
  }
}

@layer components {
  .brand-mark {
    display: grid;
    grid-template-columns: 2.75rem minmax(0, 1fr);
    gap: var(--space-3);
    align-items: center;
  }

  .brand-sigil {
    width: 2.75rem;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-md);
    background:
      linear-gradient(145deg, rgb(216 92 31 / 16%), transparent 62%),
      var(--surface);
    color: var(--teal);
    box-shadow: var(--shadow-tight);
    font-weight: 820;
  }

  .brand-title {
    color: var(--ink-900);
    font-size: var(--step-1);
    font-weight: 780;
    line-height: 1.05;
  }

  .brand-subtitle,
  .eyebrow,
  .meta {
    color: var(--ink-500);
    font-size: var(--step--1);
    font-weight: 660;
    letter-spacing: 0;
    text-transform: uppercase;
  }

  .nav-list {
    display: grid;
    gap: var(--space-2);
    padding: 0;
    margin: 0;
    list-style: none;
  }

  .nav-link {
    min-height: 2.5rem;
    display: grid;
    grid-template-columns: 1.35rem minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--ink-700);
    font-weight: 700;
  }

  .nav-link[aria-current="page"],
  .nav-link:hover {
    border-color: var(--line);
    background: var(--surface);
    color: var(--ink-900);
  }

  .nav-icon {
    width: 1rem;
    aspect-ratio: 1;
    border: 1px solid var(--line-strong);
    border-radius: 3px;
    background: var(--state-soft);
    box-shadow: inset 0 0 0 3px rgb(255 255 255 / 54%);
  }

  .rail-note {
    display: grid;
    gap: var(--space-2);
    padding: var(--space-4);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface-muted);
  }

  .command-title {
    display: grid;
    gap: var(--space-1);
    min-width: 0;
  }

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

  .icon-button {
    width: 2.5rem;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--ink-700);
    box-shadow: var(--shadow-tight);
    cursor: pointer;
  }

  .icon-button:hover {
    border-color: var(--line-strong);
    color: var(--ink-900);
  }

  .kpi-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .kpi {
    display: grid;
    gap: var(--space-2);
    min-height: 7.5rem;
    padding: var(--space-4);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-tight);
  }

  .kpi-value {
    color: var(--ink-900);
    font-size: var(--step-4);
    font-weight: 800;
    line-height: 0.95;
  }

  .kpi-label {
    color: var(--ink-600);
    font-size: var(--step--1);
    font-weight: 700;
    text-transform: uppercase;
  }

  .surface-panel {
    container-type: inline-size;
    display: grid;
    align-content: start;
    gap: var(--space-4);
    min-width: 0;
    min-height: 100%;
    padding: var(--space-5);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-soft);
  }

  .panel-header {
    display: grid;
    gap: var(--space-2);
  }

  .panel-rule {
    height: 1px;
    background: var(--line);
  }

  .status-chip {
    width: fit-content;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 1.75rem;
    padding: 0.25rem 0.55rem;
    border: 1px solid var(--state-line);
    border-radius: 999px;
    background: var(--state-soft);
    color: var(--state-color);
    font-size: var(--step--1);
    font-weight: 780;
    line-height: 1;
  }

  .status-chip::before {
    content: "";
    width: 0.5rem;
    aspect-ratio: 1;
    border-radius: 999px;
    background: currentColor;
  }

  .status-chip[data-project] {
    --state-color: var(--project-color);
    --state-soft: var(--project-soft);
    --state-line: color-mix(in srgb, var(--project-color) 30%, white);
  }

  .data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--step--1);
  }

  .data-table th,
  .data-table td {
    padding: 0.75rem 0.65rem;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
  }

  .data-table th {
    color: var(--ink-500);
    font-weight: 760;
    text-transform: uppercase;
  }

  .data-table td {
    color: var(--ink-700);
    font-weight: 620;
  }

  .project-ladder,
  .task-lane,
  .integration-map,
  .gate-list {
    display: grid;
    gap: var(--space-3);
  }

  .project-row,
  .task-row,
  .integration-row,
  .gate-row {
    display: grid;
    gap: var(--space-3);
    padding: var(--space-4);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--surface) 82%, var(--project-soft, var(--paper)));
  }

  a.project-row {
    color: inherit;
    cursor: pointer;
    text-decoration: none;
  }

  a.project-row:focus-visible {
    outline-offset: 5px;
  }

  a.project-row::after {
    content: "Open";
    justify-self: end;
    align-self: start;
    padding: 0.25rem 0.45rem;
    border: 1px solid color-mix(in srgb, var(--project-color, var(--state-color)) 26%, var(--line));
    border-radius: 999px;
    background: color-mix(in srgb, var(--project-soft, var(--state-soft)) 70%, white);
    color: var(--project-color, var(--state-color));
    font-size: var(--step--1);
    font-weight: 820;
    line-height: 1;
  }

  a.project-row .project-name {
    transition: color 180ms ease;
  }

  a.project-row:hover .project-name {
    color: var(--project-color, var(--state-color));
  }

  .project-row {
    grid-template-columns: 3.25rem minmax(0, 1fr) auto auto;
    align-items: center;
    border-left: 0.35rem solid var(--project-color, var(--ink-300));
  }

  .project-id {
    color: var(--project-color, var(--ink-700));
    font-family: var(--font-mono);
    font-size: var(--step-1);
    font-weight: 820;
  }

  .project-main {
    display: grid;
    gap: var(--space-1);
    min-width: 0;
  }

  .project-name {
    color: var(--ink-900);
    font-weight: 760;
  }

  .project-purpose {
    color: var(--ink-500);
    font-size: var(--step--1);
    font-weight: 620;
  }

  .task-row {
    grid-template-columns: minmax(9rem, 0.9fr) minmax(0, 1.6fr) auto;
    align-items: start;
  }

  .task-id {
    color: var(--ink-500);
    font-family: var(--font-mono);
    font-size: var(--step--1);
    font-weight: 740;
  }

  .task-action {
    color: var(--ink-700);
    font-weight: 650;
  }

  .integration-row {
    grid-template-columns: 1.1fr 1.4fr auto;
    align-items: start;
  }

  .gate-row {
    grid-template-columns: 2rem minmax(0, 1fr);
    align-items: start;
  }

  .gate-step {
    width: 2rem;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border: 1px solid var(--state-line);
    border-radius: 999px;
    background: var(--state-soft);
    color: var(--state-color);
    font-family: var(--font-mono);
    font-size: var(--step--1);
    font-weight: 820;
  }

  .flowline {
    display: grid;
    grid-template-columns: repeat(7, minmax(7rem, 1fr));
    gap: var(--space-2);
    align-items: stretch;
  }

  .flow-node {
    min-height: 5.5rem;
    display: grid;
    align-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--surface-muted);
  }

  .flow-node strong {
    color: var(--ink-900);
    line-height: 1.2;
  }

  .flow-node span {
    color: var(--ink-500);
    font-size: var(--step--1);
    font-weight: 650;
  }

  .template-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .template-tile {
    display: grid;
    gap: var(--space-3);
    min-height: 11rem;
    padding: var(--space-4);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--surface-muted);
  }

  .token-swatch {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--space-2);
  }

  .swatch {
    min-height: 3rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--swatch);
  }

  .project-shell .brand-mark {
    color: inherit;
    text-decoration: none;
  }

  .project-hero {
    gap: var(--space-5);
  }

  .project-hero > p {
    max-width: 74ch;
    color: var(--ink-700);
    font-size: var(--step-1);
  }

  .subpage-nav {
    position: sticky;
    top: 0;
    z-index: 8;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--space-2);
    padding: var(--space-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: rgb(251 250 245 / 82%);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow-tight);
  }

  .subpage-nav a,
  .project-link-grid a {
    min-height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--ink-700);
    font-size: var(--step--1);
    font-weight: 760;
    text-align: center;
    text-decoration: none;
    transition:
      border-color 180ms ease,
      color 180ms ease,
      transform 180ms ease;
  }

  .subpage-nav a:hover,
  .project-link-grid a:hover {
    border-color: var(--state-line);
    color: var(--state-color);
    transform: translateY(-1px);
  }

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

  .public-site {
    min-height: 100vh;
  }

  .glass-layer {
    border: 1px solid rgb(255 255 255 / 46%);
    background:
      linear-gradient(180deg, rgb(255 250 242 / 78%), rgb(237 232 224 / 58%));
    backdrop-filter: blur(18px) saturate(132%);
    box-shadow: var(--shadow-tight);
  }

  .public-nav {
    position: sticky;
    top: var(--space-4);
    z-index: 12;
    width: min(calc(100% - var(--space-6)), 78rem);
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-4) auto 0;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
  }

  .public-nav-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-2);
  }

  .public-nav-links a,
  .primary-action,
  .secondary-action,
  .state-card-actions a {
    min-height: 2.45rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 0.8rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    font-size: var(--step--1);
    font-weight: 780;
    text-align: center;
    transition:
      border-color 180ms ease,
      color 180ms ease,
      transform 180ms ease,
      box-shadow 180ms ease;
  }

  .public-nav-links a,
  .secondary-action,
  .state-card-actions a {
    background: var(--surface);
    color: var(--ink-700);
  }

  .primary-action {
    border-color: color-mix(in srgb, var(--teal) 42%, white);
    background:
      linear-gradient(145deg, color-mix(in srgb, var(--teal) 88%, white), var(--green));
    color: white;
    box-shadow:
      inset 0 1px 0 rgb(255 255 255 / 38%),
      0 12px 28px rgb(216 92 31 / 18%);
  }

  .compact-action {
    width: fit-content;
  }

  .public-nav-links a:hover,
  .secondary-action:hover,
  .state-card-actions a:hover {
    border-color: var(--state-line);
    color: var(--state-color);
    transform: translateY(-1px);
  }

  .primary-action:hover {
    transform: translateY(-1px);
    box-shadow:
      inset 0 1px 0 rgb(255 255 255 / 46%),
      0 16px 34px rgb(216 92 31 / 22%);
  }

  .public-main {
    width: min(calc(100% - var(--space-6)), 78rem);
    display: grid;
    gap: var(--space-7);
    margin: 0 auto;
    padding: var(--space-7) 0 var(--space-9);
  }

  .public-hero {
    min-height: min(42rem, calc(100vh - 7rem));
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(19rem, 0.7fr);
    align-items: center;
    gap: var(--space-7);
  }

  .hero-copy {
    display: grid;
    gap: var(--space-5);
    align-content: center;
  }

  .hero-copy h1 {
    max-width: 13ch;
    font-size: 4.8rem;
  }

  .hero-copy p {
    max-width: 56ch;
    color: var(--ink-700);
    font-size: var(--step-2);
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
  }

  .hero-status {
    min-height: auto;
  }

  .status-stack {
    display: grid;
    gap: var(--space-3);
  }

  .state-line {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--space-3);
    align-items: center;
    padding: var(--space-3);
    border: 1px solid var(--state-line);
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--state-soft) 54%, var(--surface));
  }

  .state-line span {
    color: var(--ink-600);
    font-weight: 700;
  }

  .state-line strong {
    color: var(--state-color);
    font-size: var(--step--1);
    text-transform: uppercase;
  }

  .public-section,
  .section-heading {
    display: grid;
    gap: var(--space-4);
  }

  .section-heading {
    max-width: 54rem;
  }

  .service-path-grid,
  .state-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-5);
  }

  .service-path-card,
  .state-card {
    display: grid;
    align-content: start;
    gap: var(--space-4);
    min-width: 0;
    min-height: 15rem;
    padding: var(--space-5);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background:
      linear-gradient(145deg, rgb(255 250 242 / 92%), rgb(229 224 216 / 72%));
    box-shadow: var(--shadow-tight);
  }

  .service-path-card {
    border-left: 0.32rem solid var(--state-color);
  }

  .service-path-card h3,
  .state-card h2 {
    color: var(--ink-900);
  }

  .service-path-card p,
  .state-card p {
    color: var(--ink-600);
    overflow-wrap: anywhere;
  }

  .public-flowline {
    grid-template-columns: repeat(7, minmax(6.5rem, 1fr));
  }

  .project-state-shell .surface-panel[data-template="cockpit"] {
    border-color: color-mix(in srgb, var(--teal) 24%, var(--line));
  }

  .state-card {
    border-left: 0.35rem solid var(--project-color, var(--state-color));
  }

  .state-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
  }

  .state-facts {
    display: grid;
    gap: var(--space-2);
    margin: 0;
  }

  .state-facts div {
    display: grid;
    grid-template-columns: 7.25rem minmax(0, 1fr);
    gap: var(--space-3);
    padding-top: var(--space-2);
    border-top: 1px solid var(--line);
  }

  .state-facts dt {
    color: var(--ink-500);
    font-size: var(--step--1);
    font-weight: 780;
    text-transform: uppercase;
  }

  .state-facts dd {
    margin: 0;
    color: var(--ink-700);
    font-weight: 660;
  }

  .state-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: auto;
  }
}

@layer states {
  [data-state="active"],
  [data-status="active"],
  [data-status="active_core"],
  [data-status="active_foundation"],
  [data-status="active_concurrent"],
  [data-status="connected_live_state_route"] {
    --state-color: var(--teal);
    --state-soft: var(--teal-soft);
    --state-line: color-mix(in srgb, var(--teal) 32%, white);
  }

  [data-state="complete"],
  [data-status="complete"],
  [data-status="harvested"],
  [data-status="proof_passed_review_pending"] {
    --state-color: var(--green);
    --state-soft: var(--green-soft);
    --state-line: color-mix(in srgb, var(--green) 30%, white);
  }

  [data-state="review"],
  [data-status="complete_review_pending"],
  [data-status="proof_mode"],
  [data-status="proof_pending"],
  [data-status="static_protocol_kernel"] {
    --state-color: var(--amber);
    --state-soft: var(--amber-soft);
    --state-line: color-mix(in srgb, var(--amber) 34%, white);
  }

  [data-state="blocked"],
  [data-status="blocked"] {
    --state-color: var(--rose);
    --state-soft: var(--rose-soft);
    --state-line: color-mix(in srgb, var(--rose) 30%, white);
  }

  [data-state="planned"],
  [data-status="planned"],
  [data-status="pending"],
  [data-status="pipeline"],
  [data-status="coming_soon"],
  [data-status="later"] {
    --state-color: var(--indigo);
    --state-soft: var(--indigo-soft);
    --state-line: color-mix(in srgb, var(--indigo) 28%, white);
  }

  [data-state="deferred"],
  [data-status="deferred"] {
    --state-color: var(--violet);
    --state-soft: var(--violet-soft);
    --state-line: color-mix(in srgb, var(--violet) 28%, white);
  }
}

@layer templates {
  [data-project="P0"] {
    --project-color: var(--teal);
    --project-soft: var(--teal-soft);
  }

  [data-project="P1"] {
    --project-color: var(--green);
    --project-soft: var(--green-soft);
  }

  [data-project="P2"] {
    --project-color: var(--indigo);
    --project-soft: var(--indigo-soft);
  }

  [data-project="P3"] {
    --project-color: var(--amber);
    --project-soft: var(--amber-soft);
  }

  [data-project="P4"] {
    --project-color: var(--rose);
    --project-soft: var(--rose-soft);
  }

  [data-project="P5"] {
    --project-color: var(--violet);
    --project-soft: var(--violet-soft);
  }

  .surface-panel[data-template="cockpit"] {
    background:
      linear-gradient(160deg, rgb(216 92 31 / 8%), transparent 48%),
      var(--surface);
  }

  .surface-panel[data-template="ratification"] {
    border-color: color-mix(in srgb, var(--amber) 34%, var(--line));
  }

  .surface-panel[data-template="proof"] {
    border-color: color-mix(in srgb, var(--green) 26%, var(--line));
  }
}

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

  .truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .muted {
    color: var(--ink-500);
  }

  .strong {
    color: var(--ink-900);
    font-weight: 760;
  }
}

@container (max-width: 34rem) {
  .project-row,
  .task-row,
  .integration-row {
    grid-template-columns: 1fr;
  }

  a.project-row::after {
    justify-self: start;
  }

  .project-id {
    font-size: var(--step-0);
  }
}

@media (max-width: 1180px) {
  .os-shell {
    grid-template-columns: 1fr;
  }

  .os-rail {
    position: static;
    height: auto;
    grid-template-columns: 1fr;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .plane-grid {
    grid-template-columns: 1fr;
  }

  .plane-grid > * {
    grid-column: 1 / -1;
    min-width: 0;
  }

  .span-8,
  .span-6,
  .span-4,
  .span-3,
  .span-12 {
    grid-column: 1 / -1;
  }

  .kpi-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .flowline,
  .template-grid,
  .project-link-grid,
  .service-path-grid,
  .state-card-grid,
  .public-flowline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .os-command,
  .surface-panel,
  .project-row,
  .task-row,
  .integration-row,
  .gate-row,
  .flow-node {
    max-width: 100%;
  }

  .os-command p,
  .surface-panel p,
  .project-name,
  .project-purpose,
  .task-action,
  .integration-row span,
  .flow-node span {
    overflow-wrap: anywhere;
  }

  .public-hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-copy h1 {
    max-width: 16ch;
  }
}

@media (max-width: 900px) {
  .split {
    align-items: flex-start;
    flex-direction: column;
  }

  .flowline,
  .template-grid,
  .project-link-grid,
  .service-path-grid,
  .state-card-grid,
  .public-flowline {
    grid-template-columns: 1fr;
  }

  .public-nav {
    grid-template-columns: 1fr;
  }

  .public-nav-links {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .os-command {
    grid-template-columns: 1fr;
  }

  .command-actions {
    justify-content: flex-start;
  }

  .nav-list,
  .flowline,
  .template-grid,
  .subpage-nav,
  .project-link-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kpi {
    min-height: 6.35rem;
    padding: var(--space-4);
  }

  .kpi-value {
    font-size: var(--step-3);
  }

  .nav-link {
    grid-template-columns: 1.2rem minmax(0, 1fr);
    align-content: center;
    min-height: 3rem;
  }

  .nav-link .meta {
    grid-column: 2;
    justify-self: start;
    font-size: 0.68rem;
  }

  .subpage-nav a,
  .project-link-grid a {
    min-height: 2.85rem;
  }
}

@media (max-width: 480px) {
  .nav-list,
  .kpi-strip,
  .subpage-nav,
  .project-link-grid,
  .service-path-grid,
  .state-card-grid,
  .public-flowline {
    grid-template-columns: 1fr;
  }

  .surface-panel {
    padding: var(--space-4);
  }

  .data-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  .public-nav,
  .public-main {
    width: min(calc(100% - var(--space-4)), 78rem);
  }

  .hero-copy h1 {
    font-size: 2.55rem;
  }

  .state-line,
  .state-facts div {
    grid-template-columns: 1fr;
  }
}