@layer reset, tokens, base, components, shell, utilities;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
  body, h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
  ul, ol { margin: 0; padding: 0; list-style: none; }
  button, input, textarea, select { font: inherit; }
  button { border: 0; }
  img, picture, svg { display: block; max-width: 100%; }
}

@layer tokens {
  :root {
    color-scheme: light;
    --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Inter, Helvetica, Arial, sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;

    --text-1: #071a2e;
    --text-2: #405064;
    --text-3: #68778a;
    --text-on-dark: #f7fbff;
    --canvas: #f7f9fc;
    --surface: #ffffff;
    --surface-subtle: #f0f5fa;
    --surface-blue: #edf6ff;
    --surface-green: #edf8f4;
    --surface-amber: #fff7e8;
    --surface-red: #fff0f1;
    --navy: #071a2e;
    --navy-2: #0c2743;
    --blue: #1688f8;
    --blue-strong: #0873db;
    --blue-soft: #d9edff;
    --green: #137a5b;
    --amber: #a75a00;
    --red: #b3262e;
    --line: #dbe4ee;
    --line-strong: #c8d4e0;
    --focus: #0b76db;
    --scrim: rgba(7, 26, 46, .42);

    --shadow-1: 0 1px 2px rgba(7, 26, 46, .04), 0 10px 30px rgba(7, 26, 46, .05);
    --shadow-2: 0 2px 8px rgba(7, 26, 46, .06), 0 24px 64px rgba(7, 26, 46, .11);
    --shadow-focus: 0 0 0 3px rgba(22, 136, 248, .24);

    --radius-xs: 8px;
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-round: 999px;

    --space-1: .25rem;
    --space-2: .5rem;
    --space-3: .75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    --text-xs: .6875rem;
    --text-sm: .8125rem;
    --text-md: .9375rem;
    --text-lg: 1.0625rem;
    --text-xl: 1.25rem;
    --text-2xl: clamp(1.5rem, 2.2vw, 2rem);
    --text-3xl: clamp(2rem, 3.5vw, 3.25rem);

    --sidebar-width: 17rem;
    --topbar-height: 5rem;
    --content-max: 92rem;
    --transition: 180ms cubic-bezier(.2, .8, .2, 1);
  }
}

@layer base {
  html { min-width: 20rem; background: var(--canvas); }
  body {
    min-height: 100vh;
    background:
      radial-gradient(circle at 86% -8%, rgba(22, 136, 248, .09), transparent 27rem),
      var(--canvas);
    color: var(--text-1);
    font-family: var(--font-sans);
    font-size: var(--text-md);
    font-weight: 400;
    line-height: 1.55;
    letter-spacing: -.006em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
  }
  a { color: inherit; text-decoration: none; }
  a:hover { color: var(--blue-strong); }
  button, a, input, select, textarea, [tabindex]:not([tabindex="-1"]) { -webkit-tap-highlight-color: transparent; }
  :focus { outline: none; }
  :focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
  ::selection { background: var(--blue-soft); color: var(--navy); }
  h1, h2, h3, h4 { font-weight: 450; letter-spacing: -.035em; line-height: 1.08; }
  h1 { font-size: var(--text-3xl); max-width: 18ch; }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }
  p { color: var(--text-2); }
  small { font-size: var(--text-xs); }
  code { font-family: var(--font-mono); }
  [hidden] { display: none !important; }
}

@layer components {
  .ui-icon {
    width: 1.25rem;
    height: 1.25rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.65;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex: 0 0 auto;
  }
  .ui-icon--small { width: 1rem; height: 1rem; }
  .ui-icon--large { width: 1.5rem; height: 1.5rem; }

  .skip-link {
    position: fixed;
    z-index: 1000;
    top: var(--space-4);
    left: var(--space-4);
    transform: translateY(-180%);
    padding: .75rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--navy);
    color: var(--text-on-dark);
    box-shadow: var(--shadow-2);
    transition: transform var(--transition);
  }
  .skip-link:focus { transform: translateY(0); }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--blue-strong);
    font-size: var(--text-xs);
    font-weight: 650;
    letter-spacing: .18em;
    line-height: 1.2;
    text-transform: uppercase;
  }
  .eyebrow::after { content: ""; width: 1.75rem; height: 1px; background: var(--blue); }

  .page-heading { display: grid; gap: var(--space-4); }
  .page-heading__copy { display: grid; gap: var(--space-3); }
  .page-heading__summary { max-width: 46rem; font-size: var(--text-lg); font-weight: 350; }
  .page-heading__actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-3); }

  .surface {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-1);
  }
  .surface--subtle { background: var(--surface-subtle); box-shadow: none; }
  .surface--navy { background: var(--navy); color: var(--text-on-dark); box-shadow: var(--shadow-2); }
  .surface--navy p { color: rgba(247, 251, 255, .72); }
  .surface--padded { padding: clamp(1.25rem, 2.2vw, 2rem); }

  .button {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: .7rem 1rem;
    border-radius: var(--radius-round);
    color: var(--text-1);
    background: var(--surface);
    font-size: var(--text-sm);
    font-weight: 560;
    letter-spacing: -.01em;
    cursor: pointer;
    box-shadow: inset 0 0 0 1px var(--line);
    transition: transform var(--transition), background var(--transition), color var(--transition), box-shadow var(--transition);
  }
  .button:hover { color: var(--text-1); background: var(--surface-subtle); }
  .button:active { transform: scale(.985); }
  .button--primary { color: #fff; background: var(--blue-strong); box-shadow: 0 8px 24px rgba(8, 115, 219, .2); }
  .button--primary:hover { color: #fff; background: #0568c8; }
  .button--quiet { background: transparent; box-shadow: none; }
  .button--danger { color: var(--red); background: var(--surface-red); box-shadow: none; }
  .button[disabled], .button[aria-disabled="true"] { opacity: .45; cursor: not-allowed; transform: none; }
  .icon-button { width: 2.75rem; padding: 0; }

  .status-chip {
    min-height: 1.75rem;
    display: inline-flex;
    align-items: center;
    gap: .375rem;
    width: fit-content;
    padding: .3rem .65rem;
    border-radius: var(--radius-round);
    font-size: var(--text-xs);
    font-weight: 580;
    line-height: 1.2;
  }
  .status-chip .ui-icon { width: .9rem; height: .9rem; stroke-width: 2; }
  .status-chip--neutral { color: var(--text-2); background: var(--surface-subtle); }
  .status-chip--information { color: #075da9; background: var(--surface-blue); }
  .status-chip--verified { color: var(--green); background: var(--surface-green); }
  .status-chip--warning { color: var(--amber); background: var(--surface-amber); }
  .status-chip--blocked { color: var(--red); background: var(--surface-red); }

  .metric-card { min-height: 10rem; display: grid; align-content: space-between; gap: var(--space-6); padding: var(--space-6); }
  .metric-card__top { display: flex; justify-content: space-between; gap: var(--space-4); align-items: flex-start; }
  .metric-card__label { color: var(--text-3); font-size: var(--text-xs); font-weight: 650; letter-spacing: .12em; text-transform: uppercase; }
  .metric-card__value { display: block; margin-top: var(--space-2); color: var(--text-1); font-size: 1.75rem; font-weight: 430; letter-spacing: -.04em; }
  .metric-card__detail { color: var(--text-3); font-size: var(--text-sm); }
  .metric-bar { height: .25rem; overflow: hidden; border-radius: var(--radius-round); background: var(--surface-subtle); }
  .metric-bar > span { display: block; height: 100%; border-radius: inherit; background: var(--blue); }
  .metric-bar__0 { width: 0; }
  .metric-bar__93 { width: 93%; }

  .progress-ring { width: 4.5rem; height: 4.5rem; position: relative; flex: 0 0 auto; }
  .progress-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
  .progress-ring circle { fill: none; stroke-width: 3.5; }
  .progress-ring__track { stroke: var(--surface-subtle); }
  .progress-ring__value { stroke: var(--blue); stroke-linecap: round; }
  .progress-ring--verified .progress-ring__value { stroke: var(--green); }
  .progress-ring--warning .progress-ring__value { stroke: var(--amber); }
  .progress-ring > span { position: absolute; inset: 0; display: grid; place-items: center; color: var(--text-1); font-size: 1.1rem; font-weight: 520; }
  .progress-ring small { margin-left: .05rem; color: var(--text-3); }

  .alert {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    border-radius: var(--radius-md);
  }
  .alert__icon { width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border-radius: 50%; }
  .alert__copy { display: grid; gap: var(--space-1); }
  .alert__copy strong { font-weight: 600; }
  .alert__copy p { font-size: var(--text-sm); }
  .alert--warning { background: var(--surface-amber); }
  .alert--warning .alert__icon { color: var(--amber); background: rgba(255,255,255,.7); }
  .alert--information { background: var(--surface-blue); }
  .alert--information .alert__icon { color: var(--blue-strong); background: rgba(255,255,255,.7); }
  .alert--blocked { background: var(--surface-red); }
  .alert--blocked .alert__icon { color: var(--red); background: rgba(255,255,255,.7); }
  .alert--auth-success { background: var(--surface-green); }
  .alert--success .alert__icon { color: var(--green); background: rgba(255,255,255,.7); }

  .data-table-shell { overflow: hidden; }
  .data-table-header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-6); }
  .data-table-header__copy { display: grid; gap: var(--space-1); }
  .data-table-header h2 { font-size: var(--text-xl); }
  .data-table-header p { font-size: var(--text-sm); }
  .table-scroll { width: 100%; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-width: thin; }
  .data-table { width: 100%; min-width: 48rem; border-collapse: collapse; text-align: left; }
  .data-table th { padding: .75rem var(--space-6); color: var(--text-3); background: #fbfcfe; font-size: var(--text-xs); font-weight: 650; letter-spacing: .1em; text-transform: uppercase; }
  .data-table td { padding: 1rem var(--space-6); border-top: 1px solid var(--line); color: var(--text-2); vertical-align: middle; }
  .data-table tbody tr { transition: background var(--transition); }
  .data-table tbody tr:hover { background: #fbfdff; }
  .data-table__primary { display: grid; gap: .1rem; color: var(--text-1); font-weight: 540; }
  .data-table__primary small { color: var(--text-3); font-weight: 400; }
  .table-mobile-label { display: none; }

  .timeline { position: relative; display: grid; gap: 0; }
  .timeline::before { content: ""; position: absolute; top: 1.25rem; bottom: 1.25rem; left: 1rem; width: 1px; background: var(--line); }
  .timeline-item { position: relative; display: grid; grid-template-columns: 2rem minmax(0, 1fr); gap: var(--space-4); padding: 0 0 var(--space-6); }
  .timeline-item:last-child { padding-bottom: 0; }
  .timeline-item__marker { z-index: 1; width: 2rem; height: 2rem; display: grid; place-items: center; border-radius: 50%; background: var(--surface); box-shadow: inset 0 0 0 1px var(--line); color: var(--text-3); }
  .timeline-item--complete .timeline-item__marker { background: var(--green); color: #fff; box-shadow: none; }
  .timeline-item--active .timeline-item__marker { background: var(--blue-strong); color: #fff; box-shadow: 0 0 0 5px var(--blue-soft); }
  .timeline-item__content { display: grid; gap: .2rem; padding-top: .15rem; }
  .timeline-item__time { color: var(--blue-strong); font-size: var(--text-xs); font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
  .timeline-item__label { color: var(--text-1); font-weight: 560; }
  .timeline-item__detail { font-size: var(--text-sm); }

  .quorum {
    display: grid;
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: var(--space-8);
    align-items: center;
  }
  .quorum__meter { position: relative; width: 10rem; aspect-ratio: 1; display: grid; place-items: center; border-radius: 50%; background: conic-gradient(var(--blue) 0 60%, var(--surface-subtle) 60%); }
  .quorum__meter::after { content: ""; position: absolute; inset: .65rem; border-radius: 50%; background: var(--surface); }
  .quorum__meter strong { z-index: 1; display: grid; place-items: center; font-size: 2rem; font-weight: 430; letter-spacing: -.04em; }
  .quorum__meter strong small { color: var(--text-3); font-size: var(--text-xs); font-weight: 520; letter-spacing: .08em; text-transform: uppercase; }
  .quorum__copy { display: grid; gap: var(--space-4); }
  .custodian-list { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--space-2); }
  .custodian { min-width: 0; display: grid; place-items: center; gap: var(--space-2); padding: var(--space-3) var(--space-2); border-radius: var(--radius-sm); background: var(--surface-subtle); text-align: center; }
  .custodian__avatar { width: 2.25rem; height: 2.25rem; display: grid; place-items: center; border-radius: 50%; background: var(--surface); color: var(--text-2); font-size: var(--text-xs); font-weight: 650; }
  .custodian--approved { background: var(--surface-blue); }
  .custodian--approved .custodian__avatar { background: var(--blue-strong); color: #fff; }
  .custodian span:last-child { overflow: hidden; color: var(--text-3); font-size: .625rem; text-overflow: ellipsis; white-space: nowrap; }

  .field { display: grid; gap: .45rem; }
  .field label, .field legend { color: var(--text-1); font-size: var(--text-sm); font-weight: 560; }
  .field__hint { color: var(--text-3); font-size: var(--text-xs); }
  .input, .select, .textarea {
    width: 100%; min-height: 2.875rem; padding: .7rem .85rem; border: 1px solid var(--line-strong); border-radius: var(--radius-sm); background: var(--surface); color: var(--text-1); transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  }
  .input:hover, .select:hover, .textarea:hover { border-color: #aebdcb; }
  .input:focus, .select:focus, .textarea:focus { border-color: var(--focus); box-shadow: var(--shadow-focus); outline: none; }
  .input[aria-invalid="true"] { border-color: var(--red); background: var(--surface-red); }
  .textarea { min-height: 7rem; resize: vertical; }
  .form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
  .form-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }

  .state-card { display: grid; align-content: start; gap: var(--space-4); min-height: 13rem; padding: var(--space-6); }
  .state-card__icon { width: 2.75rem; height: 2.75rem; display: grid; place-items: center; border-radius: 50%; background: var(--surface-subtle); color: var(--text-2); }
  .state-card__copy { display: grid; gap: var(--space-2); }
  .state-card__copy h3 { font-size: var(--text-lg); font-weight: 580; }
  .state-card__copy p { font-size: var(--text-sm); }
  .state-card--loading .state-card__icon { color: var(--blue-strong); background: var(--surface-blue); }
  .state-card--error .state-card__icon { color: var(--red); background: var(--surface-red); }
  .state-card--success .state-card__icon { color: var(--green); background: var(--surface-green); }

  .skeleton { display: grid; gap: var(--space-3); }
  .skeleton span { height: .65rem; border-radius: var(--radius-round); background: linear-gradient(90deg, var(--surface-subtle), #e5edf5, var(--surface-subtle)); background-size: 220% 100%; animation: skeleton 1.5s ease infinite; }
  .skeleton span:nth-child(2) { width: 82%; }
  .skeleton span:nth-child(3) { width: 58%; }
  @keyframes skeleton { to { background-position: -220% 0; } }

  dialog.modal {
    width: min(34rem, calc(100vw - 2rem));
    padding: 0;
    border: 0;
    border-radius: var(--radius-lg);
    background: var(--surface);
    color: var(--text-1);
    box-shadow: var(--shadow-2);
  }
  dialog.modal::backdrop { background: var(--scrim); backdrop-filter: blur(6px); }
  .modal__header, .modal__body, .modal__footer { padding: var(--space-6); }
  .modal__header { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); }
  .modal__header h2 { font-size: var(--text-xl); }
  .modal__body { padding-top: 0; }
  .modal__footer { display: flex; justify-content: flex-end; gap: var(--space-3); padding-top: 0; }

  .drawer {
    position: fixed; z-index: 70; top: 0; right: 0; bottom: 0; width: min(30rem, 92vw); overflow-y: auto; padding: var(--space-6); background: var(--surface); box-shadow: var(--shadow-2); transform: translateX(104%); transition: transform 240ms cubic-bezier(.2,.8,.2,1);
  }
  .drawer[data-open="true"] { transform: translateX(0); }
  .drawer-scrim { position: fixed; z-index: 69; inset: 0; background: var(--scrim); opacity: 0; pointer-events: none; transition: opacity var(--transition); }
  .drawer-scrim[data-open="true"] { opacity: 1; pointer-events: auto; }
  .drawer__header { display: flex; justify-content: space-between; gap: var(--space-4); align-items: flex-start; margin-bottom: var(--space-8); }

  .token-swatch { display: grid; gap: var(--space-3); }
  .token-swatch__sample { height: 5rem; border-radius: var(--radius-md); box-shadow: inset 0 0 0 1px rgba(7,26,46,.06); }
  .token-swatch__copy { display: flex; justify-content: space-between; gap: var(--space-2); font-size: var(--text-sm); }
  .token-swatch__copy code { color: var(--text-3); font-size: var(--text-xs); }
  .token-canvas { background: var(--canvas); }
  .token-surface { background: var(--surface); }
  .token-navy { background: var(--navy); }
  .token-blue { background: var(--blue); }
  .token-green { background: var(--green); }
  .token-amber { background: var(--amber); }
  .token-red { background: var(--red); }

  .type-sample { display: grid; gap: var(--space-4); padding-block: var(--space-5); border-top: 1px solid var(--line); }
  .type-sample:first-child { border-top: 0; padding-top: 0; }
  .type-sample__meta { display: flex; gap: var(--space-3); justify-content: space-between; color: var(--text-3); font-size: var(--text-xs); }

  .public-shell { min-height: 100vh; display: grid; place-items: center; padding: clamp(1.25rem, 4vw, 4rem); }
  .public-card { width: min(48rem, 100%); padding: clamp(1.5rem, 4vw, 3.5rem); }
  .public-brand { display: inline-flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-10); }
  .public-brand__mark { width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border-radius: 50%; background: var(--blue); color: var(--navy); box-shadow: 0 0 0 .45rem var(--surface-blue); }
  .public-brand__wordmark { display: grid; line-height: 1; }
  .public-brand__wordmark strong { letter-spacing: -.045em; font-size: 1.15rem; font-weight: 560; }
  .public-brand__wordmark span { margin-top: .25rem; color: var(--text-3); font-size: .625rem; letter-spacing: .13em; text-transform: uppercase; }
  .public-copy { display: grid; gap: var(--space-5); }
  .public-copy h1 { max-width: 16ch; }
  .public-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }
}

@layer shell {
  .app-shell { min-height: 100vh; }
  .sidebar {
    position: fixed; z-index: 60; inset: 0 auto 0 0; width: var(--sidebar-width); display: flex; flex-direction: column; padding: var(--space-5); background: rgba(247,249,252,.92); backdrop-filter: blur(22px) saturate(150%); border-right: 1px solid rgba(200,212,224,.7);
  }
  .brand { min-height: 4rem; display: flex; align-items: center; gap: var(--space-3); padding: 0 var(--space-3); }
  .brand__mark { position: relative; width: 2.65rem; height: 2.65rem; display: grid; place-items: center; border-radius: 50%; background: linear-gradient(145deg, #5bb4ff, var(--blue)); color: var(--navy); box-shadow: 0 0 0 .5rem rgba(22,136,248,.08); }
  .brand__mark::before { content: ""; width: .95rem; height: .8rem; border: 1.7px solid currentColor; border-radius: .22rem; }
  .brand__mark::after { content: ""; position: absolute; top: .72rem; width: .7rem; height: .65rem; border: 1.7px solid currentColor; border-bottom: 0; border-radius: .7rem .7rem 0 0; }
  .brand__copy { display: grid; line-height: 1; }
  .brand__copy strong { font-size: 1rem; font-weight: 600; letter-spacing: -.035em; }
  .brand__copy span { margin-top: .28rem; color: var(--text-3); font-size: .58rem; font-weight: 620; letter-spacing: .13em; text-transform: uppercase; }

  .tenant-card { display: grid; gap: var(--space-1); margin: var(--space-5) 0; padding: var(--space-4); border-radius: var(--radius-md); background: rgba(255,255,255,.72); box-shadow: var(--shadow-1); }
  .tenant-card__label { color: var(--text-3); font-size: .6rem; font-weight: 650; letter-spacing: .13em; text-transform: uppercase; }
  .tenant-card strong { overflow: hidden; font-size: var(--text-sm); font-weight: 560; text-overflow: ellipsis; white-space: nowrap; }
  .tenant-card span:last-child { color: var(--text-3); font-size: var(--text-xs); }

  .primary-nav { flex: 1; overflow-y: auto; padding: var(--space-2) 0; scrollbar-width: thin; }
  .nav-list { display: grid; gap: .2rem; }
  .nav-link { min-height: 2.75rem; display: grid; grid-template-columns: 1.25rem minmax(0,1fr) auto; align-items: center; gap: var(--space-3); padding: .7rem .85rem; border-radius: var(--radius-sm); color: var(--text-2); font-size: var(--text-sm); font-weight: 470; transition: background var(--transition), color var(--transition), transform var(--transition); }
  .nav-link:hover { background: rgba(255,255,255,.8); color: var(--text-1); }
  .nav-link[aria-current="page"] { background: var(--navy); color: var(--text-on-dark); box-shadow: var(--shadow-1); }
  .nav-link__badge { min-width: 1.35rem; height: 1.35rem; display: grid; place-items: center; padding: 0 .3rem; border-radius: var(--radius-round); background: var(--surface-subtle); color: var(--text-3); font-size: .6rem; font-weight: 650; }
  .nav-link[aria-current="page"] .nav-link__badge { background: rgba(255,255,255,.13); color: #fff; }

  .sidebar__footer { display: grid; gap: var(--space-3); padding-top: var(--space-4); }
  .boundary-note { display: grid; grid-template-columns: auto 1fr; gap: var(--space-3); padding: var(--space-4); border-radius: var(--radius-md); background: var(--surface-blue); color: #075da9; }
  .boundary-note p { color: #275d86; font-size: .68rem; line-height: 1.45; }
  .sidebar-version { padding-inline: var(--space-3); color: var(--text-3); font-size: .6rem; }

  .workspace { min-height: 100vh; margin-left: var(--sidebar-width); }
  .topbar { position: sticky; z-index: 50; top: 0; min-height: var(--topbar-height); display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: 0 clamp(1.25rem, 3vw, 3rem); background: rgba(247,249,252,.82); backdrop-filter: blur(20px) saturate(160%); border-bottom: 1px solid rgba(219,228,238,.75); }
  .topbar__context { display: grid; gap: .1rem; min-width: 0; }
  .topbar__context strong { overflow: hidden; font-size: var(--text-sm); font-weight: 580; text-overflow: ellipsis; white-space: nowrap; }
  .topbar__context span { overflow: hidden; color: var(--text-3); font-size: var(--text-xs); text-overflow: ellipsis; white-space: nowrap; }
  .topbar__actions { display: flex; align-items: center; gap: var(--space-2); }
  .mobile-menu-button { display: none; }
  .role-switcher { position: relative; }
  .role-button { min-width: 12.5rem; justify-content: flex-start; padding-left: .45rem; }
  .role-avatar { width: 2rem; height: 2rem; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: #fff; font-size: .65rem; font-weight: 650; }
  .role-button__copy { min-width: 0; display: grid; flex: 1; text-align: left; line-height: 1.2; }
  .role-button__copy strong { overflow: hidden; font-size: var(--text-xs); text-overflow: ellipsis; white-space: nowrap; }
  .role-button__copy span { overflow: hidden; color: var(--text-3); font-size: .6rem; text-overflow: ellipsis; white-space: nowrap; }
  .popover { position: absolute; top: calc(100% + .5rem); right: 0; width: 19rem; padding: var(--space-2); border-radius: var(--radius-md); background: var(--surface); box-shadow: var(--shadow-2); }
  .popover__label { padding: var(--space-3); color: var(--text-3); font-size: .6rem; font-weight: 650; letter-spacing: .12em; text-transform: uppercase; }
  .role-option { width: 100%; min-height: 3.25rem; display: grid; grid-template-columns: 2rem minmax(0,1fr) auto; align-items: center; gap: var(--space-3); padding: .6rem .7rem; border-radius: var(--radius-sm); color: var(--text-2); background: transparent; text-align: left; cursor: pointer; }
  .role-option:hover { background: var(--surface-subtle); }
  .role-option__copy { min-width: 0; display: grid; line-height: 1.25; }
  .role-option__copy strong { overflow: hidden; color: var(--text-1); font-size: var(--text-sm); font-weight: 560; text-overflow: ellipsis; white-space: nowrap; }
  .role-option__copy span { overflow: hidden; color: var(--text-3); font-size: .65rem; text-overflow: ellipsis; white-space: nowrap; }
  .role-option[aria-current="true"] { background: var(--surface-blue); }
  .role-option[aria-current="true"] > .ui-icon { color: var(--blue-strong); }

  .main-content { width: min(100%, var(--content-max)); margin: 0 auto; padding: clamp(2rem, 4vw, 4.5rem) clamp(1.25rem, 3vw, 3rem) var(--space-20); }
  .preview-banner { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-8); padding: .75rem 1rem; border-radius: var(--radius-sm); background: var(--surface-blue); color: #275d86; font-size: var(--text-xs); }
  .preview-banner .ui-icon { color: var(--blue-strong); }

  .metrics-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: var(--space-4); margin-top: var(--space-8); }
  .dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(18rem, .85fr); gap: var(--space-5); margin-top: var(--space-5); }
  .stack { display: grid; gap: var(--space-5); }
  .section-stack { display: grid; gap: var(--space-6); margin-top: var(--space-12); }
  .section-header { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-4); }
  .section-header__copy { display: grid; gap: var(--space-2); }
  .section-header__copy p { max-width: 48rem; font-size: var(--text-sm); }
  .component-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: var(--space-4); }
  .token-grid { display: grid; grid-template-columns: repeat(7, minmax(0,1fr)); gap: var(--space-4); }
  .two-column { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--space-5); }
  .three-column { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: var(--space-4); }
  .chip-row, .button-row { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }

  .sidebar-scrim { display: none; }
}

@layer utilities {
  .sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }
  .text-muted { color: var(--text-3); }
  .text-small { font-size: var(--text-sm); }
  .nowrap { white-space: nowrap; }

  @media (max-width: 1180px) {
    .metrics-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .token-grid { grid-template-columns: repeat(4, minmax(0,1fr)); }
    .component-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  }

  @media (max-width: 900px) {
    :root { --sidebar-width: 17rem; }
    .sidebar { transform: translateX(-105%); transition: transform 240ms cubic-bezier(.2,.8,.2,1); box-shadow: var(--shadow-2); }
    .sidebar[data-open="true"] { transform: translateX(0); }
    .sidebar-scrim { position: fixed; z-index: 55; inset: 0; display: block; background: var(--scrim); opacity: 0; pointer-events: none; transition: opacity var(--transition); }
    .sidebar-scrim[data-open="true"] { opacity: 1; pointer-events: auto; }
    .workspace { margin-left: 0; }
    .mobile-menu-button { display: inline-flex; }
    .topbar { padding-inline: var(--space-4); }
    .dashboard-grid { grid-template-columns: 1fr; }
    .token-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .quorum { grid-template-columns: 9rem minmax(0,1fr); }
    .quorum__meter { width: 8.5rem; }
  }

  @media (max-width: 680px) {
    :root { --topbar-height: 4.5rem; }
    body { background: var(--canvas); }
    .topbar__context { display: none; }
    .role-button { min-width: 0; width: 2.75rem; padding: 0; }
    .role-button__copy, .role-button > .ui-icon { display: none; }
    .popover { position: fixed; top: calc(var(--topbar-height) + .5rem); right: var(--space-3); left: var(--space-3); width: auto; }
    .main-content { padding-top: var(--space-8); }
    .preview-banner { align-items: flex-start; }
    .page-heading__actions { width: 100%; }
    .page-heading__actions .button { flex: 1; }
    .metrics-grid, .component-grid, .two-column, .three-column, .token-grid, .form-grid { grid-template-columns: 1fr; }
    .metric-card { min-height: 8.75rem; }
    .alert { grid-template-columns: auto 1fr; padding: var(--space-4); }
    .alert > .button { grid-column: 1 / -1; width: 100%; }
    .section-header { align-items: flex-start; flex-direction: column; }
    .data-table-shell { background: transparent; box-shadow: none; }
    .data-table-header { padding: 0 0 var(--space-4); }
    .table-scroll { overflow: visible; }
    .data-table { min-width: 0; display: block; }
    .data-table thead { display: none; }
    .data-table tbody { display: grid; gap: var(--space-3); }
    .data-table tr { display: grid; gap: var(--space-3); padding: var(--space-5); border-radius: var(--radius-md); background: var(--surface); box-shadow: var(--shadow-1); }
    .data-table td { display: grid; grid-template-columns: 7rem minmax(0,1fr); align-items: center; gap: var(--space-3); padding: 0; border: 0; }
    .table-mobile-label { display: block; color: var(--text-3); font-size: .65rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
    .quorum { grid-template-columns: 1fr; justify-items: center; text-align: center; }
    .custodian-list { width: 100%; grid-template-columns: repeat(5, minmax(3rem,1fr)); }
    .custodian span:last-child { display: none; }
    dialog.modal { border-radius: var(--radius-lg) var(--radius-lg) 0 0; width: 100%; max-width: none; margin: auto 0 0; }
    .modal__footer { display: grid; }
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  }

  @media (forced-colors: active) {
    .surface, .button, .status-chip, .nav-link, .input, .select, .textarea { border: 1px solid CanvasText; box-shadow: none; }
    .nav-link[aria-current="page"] { outline: 2px solid Highlight; }
  }
}

@layer components {
  .session-facts { display: grid; gap: 0; margin: var(--space-6) 0; }
  .session-facts > div { display: grid; gap: .2rem; padding: var(--space-4) 0; border-top: 1px solid rgba(255,255,255,.12); }
  .session-facts span { color: rgba(247,251,255,.55); font-size: var(--text-xs); font-weight: 620; letter-spacing: .1em; text-transform: uppercase; }
  .session-facts strong { color: var(--text-on-dark); font-size: var(--text-sm); font-weight: 520; }
  .timeline-spaced { margin-top: var(--space-8); }
  .sidebar-close { display: none; margin-left: auto; }
  .installation-checks { display: grid; gap: var(--space-3); margin-top: var(--space-8); }
  .installation-check { display: grid; grid-template-columns: auto 1fr; gap: var(--space-3); align-items: start; padding: var(--space-4); border-radius: var(--radius-sm); background: var(--surface-subtle); }
  .installation-check__marker { width: 1.75rem; height: 1.75rem; display: grid; place-items: center; border-radius: 50%; background: var(--surface); }
  .installation-check--ok .installation-check__marker { color: var(--green); }
  .installation-check--warn .installation-check__marker { color: var(--amber); }
  .installation-check--fail .installation-check__marker { color: var(--red); }
  .installation-check__copy { display: grid; gap: .15rem; }
  .installation-check__copy strong { font-size: var(--text-sm); font-weight: 580; }
  .installation-check__copy span { color: var(--text-3); font-size: var(--text-xs); }
  .installer-form { display: grid; gap: var(--space-5); margin-top: var(--space-8); }
  .installer-divider { height: 1px; margin-block: var(--space-8); background: var(--line); }
}
@layer utilities {
  @media (max-width: 900px) { .sidebar-close { display: inline-flex; } }
}

@layer components {
  .stack { align-content: start; grid-auto-rows: max-content; }
  .data-table { min-width: 42rem; }
}

/* Stage 2 Universal 360° + 3D QA hardening */
@layer components {
  .drawer,
  .drawer-scrim { visibility: hidden; }
  .drawer[data-open="true"],
  .drawer-scrim[data-open="true"] { visibility: visible; }

  .no-js-navigation {
    display: grid;
    gap: var(--space-3);
    margin: var(--space-4) clamp(1.25rem, 3vw, 3rem) 0;
    padding: var(--space-4);
  }
  .no-js-navigation > span { color: var(--text-2); font-size: var(--text-sm); }
  .no-js-navigation__links { display: flex; flex-wrap: wrap; gap: var(--space-2); }
}

@layer utilities {
  @media (max-width: 900px) {
    .sidebar,
    .sidebar-scrim { visibility: hidden; }
    .sidebar[data-open="true"],
    .sidebar-scrim[data-open="true"] { visibility: visible; }
  }
}

@layer components {
  .type-display-title {
    color: var(--text-1);
    font-size: var(--text-3xl);
    font-weight: 450;
    letter-spacing: -.035em;
    line-height: 1.08;
  }
}

@layer utilities {
  .section-stack, .section-header, .section-header__copy, .quorum, .quorum__copy { min-width: 0; }
  @media (max-width: 380px) {
    .custodian-list { grid-template-columns: repeat(5, minmax(2.25rem, 1fr)); gap: .375rem; }
    .custodian { padding-inline: .25rem; }
  }
}

@layer components {
  .icon-button { min-width: 2.75rem; flex: 0 0 2.75rem; }
}

/* Stage 3 — authenticated identity, tenant context and account-security surfaces */
@layer components {
  .context-banner {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-8);
    padding: .8rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--surface-blue);
    color: #275d86;
    font-size: var(--text-xs);
    line-height: 1.5;
  }
  .context-banner .ui-icon { flex: 0 0 auto; margin-top: .08rem; color: var(--blue-strong); }

  .tenant-card__switch {
    width: fit-content;
    margin-top: var(--space-2);
    color: var(--blue-strong);
    font-size: .68rem;
    font-weight: 560;
  }

  .account-switcher { position: relative; }
  .account-button { min-width: 14rem; justify-content: flex-start; padding: .4rem .65rem .4rem .45rem; }
  .account-popover { width: min(22rem, calc(100vw - 2rem)); padding: var(--space-3); }
  .account-popover__identity { display: grid; grid-template-columns: auto minmax(0,1fr); align-items: center; gap: var(--space-3); padding: var(--space-3); }
  .account-popover__identity > span:last-child { min-width: 0; display: grid; gap: .15rem; }
  .account-popover__identity strong, .account-popover__identity small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .account-popover__identity strong { color: var(--text-1); font-size: var(--text-sm); font-weight: 580; }
  .account-popover__identity small { color: var(--text-3); font-size: var(--text-xs); }
  .account-popover__status { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin: 0 var(--space-2) var(--space-2); padding: var(--space-3); border-radius: var(--radius-sm); background: var(--surface-subtle); color: var(--text-3); font-size: var(--text-xs); }
  .account-menu-item { width: 100%; min-height: 2.85rem; display: grid; grid-template-columns: 1.1rem minmax(0,1fr); align-items: center; gap: var(--space-3); padding: .65rem .75rem; border-radius: var(--radius-sm); color: var(--text-2); background: transparent; font-size: var(--text-sm); text-align: left; cursor: pointer; }
  .account-menu-item:hover, .account-menu-item:focus-visible { color: var(--text-1); background: var(--surface-subtle); }
  .account-menu-item--danger { color: var(--red); }
  .account-logout-form { margin: 0; }

  .auth-page { width: min(34rem, 100%); margin-inline: auto; }
  .auth-page__heading { display: grid; gap: var(--space-4); }
  .auth-page__heading h1 { max-width: 18ch; font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 420; letter-spacing: -.05em; line-height: 1.02; }
  .auth-page__heading p { max-width: 55ch; color: var(--text-2); font-size: var(--text-base); line-height: 1.65; }
  .auth-form { display: grid; gap: var(--space-5); margin-top: var(--space-6); }
  .auth-submit { width: 100%; min-height: 3.15rem; margin-top: var(--space-2); }
  .auth-page__footer { display: grid; gap: var(--space-2); margin-top: var(--space-6); padding-top: var(--space-5); border-top: 1px solid var(--line); color: var(--text-3); font-size: var(--text-xs); line-height: 1.55; }
  .auth-page__footer a { width: fit-content; color: var(--blue-strong); font-size: var(--text-sm); font-weight: 560; }
  .field__optional { margin-left: var(--space-2); color: var(--text-3); font-size: .65rem; font-weight: 450; text-transform: uppercase; letter-spacing: .08em; }
  .otp-input { min-height: 3.5rem; font-size: 1.8rem; font-variant-numeric: tabular-nums; letter-spacing: .35em; text-align: center; }

  .alert--auth-error, .alert--auth-info, .alert--auth-success {
    grid-template-columns: 1.5rem minmax(0,1fr);
    align-items: start;
    margin-top: var(--space-5);
  }
  .alert--auth-error { background: var(--surface-red); color: var(--red); }
  .alert--auth-info { background: var(--surface-blue); color: #075da9; }
  .alert--auth-success { background: var(--surface-green); color: var(--green); }
  .alert--auth-error > .ui-icon, .alert--auth-info > .ui-icon, .alert--auth-success > .ui-icon { margin-top: .1rem; }
  .alert--auth-error > div, .alert--auth-info > div, .alert--auth-success > div { display: grid; gap: .25rem; }
  .alert--auth-error p, .alert--auth-info p, .alert--auth-success p { color: var(--text-2); font-size: var(--text-sm); }

  .surface-subtle { padding: var(--space-5); border-radius: var(--radius-md); background: var(--surface-subtle); }
  .mfa-enrollment { display: grid; gap: var(--space-4); margin-top: var(--space-5); }
  .mfa-enrollment > div { display: grid; gap: var(--space-2); }
  .secret-code { width: fit-content; padding: .55rem .7rem; border-radius: .5rem; background: var(--surface); color: var(--navy); font-size: var(--text-base); font-weight: 650; letter-spacing: .14em; }
  .breakable-code { display: block; margin-top: var(--space-3); overflow-wrap: anywhere; color: var(--text-2); font-size: var(--text-xs); line-height: 1.6; }

  .tenant-selection { width: min(42rem, 100%); }
  .tenant-choice-form { display: grid; gap: var(--space-5); margin-top: var(--space-6); }
  .tenant-choice-grid { display: grid; gap: var(--space-3); }
  .tenant-choice { position: relative; min-height: 5.25rem; display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: var(--space-4); padding: var(--space-4); border-radius: var(--radius-md); background: var(--surface); box-shadow: inset 0 0 0 1px var(--line); cursor: pointer; transition: box-shadow var(--transition), background var(--transition), transform var(--transition); }
  .tenant-choice:hover { transform: translateY(-1px); background: #fbfdff; box-shadow: inset 0 0 0 1px var(--blue), var(--shadow-1); }
  .tenant-choice input { position: absolute; opacity: 0; }
  .tenant-choice:has(input:focus-visible) { box-shadow: var(--shadow-focus); }
  .tenant-choice:has(input:checked) { background: var(--surface-blue); box-shadow: inset 0 0 0 1.5px var(--blue); }
  .tenant-choice__mark { width: 2.75rem; height: 2.75rem; display: grid; place-items: center; border-radius: 50%; background: var(--surface-subtle); color: var(--blue-strong); }
  .tenant-choice__copy { min-width: 0; display: grid; gap: .25rem; }
  .tenant-choice__copy strong { overflow: hidden; color: var(--text-1); font-weight: 580; text-overflow: ellipsis; white-space: nowrap; }
  .tenant-choice__copy small { color: var(--text-3); font-size: var(--text-xs); text-transform: capitalize; }
  .tenant-choice__check { width: 1.75rem; height: 1.75rem; display: grid; place-items: center; border-radius: 50%; background: var(--surface); color: transparent; }
  .tenant-choice:has(input:checked) .tenant-choice__check { color: #fff; background: var(--blue-strong); }

  .identity-summary-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--space-5); margin-top: var(--space-8); }
  .identity-card { min-width: 0; display: grid; align-content: start; gap: var(--space-5); padding: clamp(1.25rem, 3vw, 2rem); }
  .identity-card h2 { font-size: var(--text-xl); font-weight: 480; }
  .identity-card__person { display: flex; align-items: center; gap: var(--space-4); }
  .identity-card__person > div { min-width: 0; display: grid; gap: .25rem; }
  .identity-card__person h2, .identity-card__person p { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .role-avatar--large { width: 3.5rem; height: 3.5rem; flex: 0 0 3.5rem; font-size: .85rem; }
  .definition-list { display: grid; gap: 0; }
  .definition-list > div { display: grid; grid-template-columns: minmax(8rem,.8fr) minmax(0,1.2fr); gap: var(--space-4); padding: var(--space-3) 0; border-top: 1px solid var(--line); }
  .definition-list dt { color: var(--text-3); font-size: var(--text-xs); font-weight: 600; }
  .definition-list dd { min-width: 0; overflow-wrap: anywhere; color: var(--text-1); font-size: var(--text-sm); }
  .security-boundary-callout { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-4); border-radius: var(--radius-sm); background: var(--surface-blue); color: #075da9; font-size: var(--text-sm); font-weight: 540; }
  .content-section { display: grid; gap: var(--space-5); margin-top: var(--space-10); }
  .section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-4); }
  .section-heading > div { display: grid; gap: var(--space-2); }
  .section-heading h2 { font-size: var(--text-2xl); font-weight: 440; letter-spacing: -.035em; }
  .table-wrap { overflow-x: auto; }
  .empty-row { display: grid; gap: var(--space-2); padding: var(--space-6); }
  .empty-row span { color: var(--text-3); font-size: var(--text-sm); }
  .recovery-boundary-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--space-6); padding: clamp(1.25rem, 3vw, 2rem); }
  .recovery-boundary-grid > div { display: grid; gap: var(--space-3); }
  .recovery-boundary-grid strong { font-weight: 600; }
  .recovery-boundary-grid ul { display: grid; gap: var(--space-2); padding-left: 1.15rem; color: var(--text-2); font-size: var(--text-sm); line-height: 1.55; }
}

@layer utilities {
  @media (max-width: 680px) {
    .account-button { min-width: 0; width: 2.75rem; padding: 0; }
    .account-button .role-button__copy, .account-button > .ui-icon { display: none; }
    .account-popover { position: fixed; top: calc(var(--topbar-height) + .5rem); right: var(--space-3); left: var(--space-3); width: auto; }
    .context-banner { align-items: flex-start; }
    .identity-summary-grid, .recovery-boundary-grid { grid-template-columns: 1fr; }
    .definition-list > div { grid-template-columns: 1fr; gap: .3rem; }
    .section-heading { align-items: flex-start; flex-direction: column; }
    .section-heading .button { width: 100%; }
    .tenant-choice { grid-template-columns: auto minmax(0,1fr) auto; }
    .public-card { padding: var(--space-6) var(--space-5); }
  }
}

/* Stage 4 — named authority, fixed custody positions and visible support boundaries */
@layer components {
  .authority-page, .support-access-page, .support-metadata-page { min-width: 0; }
  .authority-principles {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }
  .principle-card {
    min-width: 0;
    display: grid;
    align-content: start;
    gap: var(--space-3);
    min-height: 13.5rem;
    padding: clamp(1.25rem, 2.4vw, 2rem);
  }
  .principle-card__index {
    color: var(--blue-strong);
    font-size: var(--text-xs);
    font-weight: 650;
    letter-spacing: .14em;
  }
  .principle-card h2 { max-width: 18ch; font-size: clamp(1.2rem, 2vw, 1.65rem); font-weight: 450; }
  .principle-card p { max-width: 45ch; font-size: var(--text-sm); line-height: 1.65; }

  .section-card { min-width: 0; display: grid; gap: var(--space-6); padding: clamp(1.25rem, 2.8vw, 2rem); }
  .section-heading { min-width: 0; }
  .section-heading > div { min-width: 0; }
  .section-heading p { max-width: 72ch; }
  .metric-number { color: var(--blue-strong); font-size: clamp(1.65rem, 3vw, 2.6rem); font-weight: 420; letter-spacing: -.055em; line-height: 1; }

  .custodian-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--space-3);
  }
  .custodian-card {
    min-width: 0;
    display: grid;
    align-content: start;
    gap: var(--space-3);
    min-height: 18rem;
    padding: var(--space-5);
    border-radius: var(--radius-md);
    background: var(--surface-subtle);
    box-shadow: inset 0 0 0 1px transparent;
  }
  .custodian-card--appointed { background: linear-gradient(180deg, var(--surface-blue), var(--surface)); box-shadow: inset 0 0 0 1px rgba(22,136,248,.10); }
  .custodian-card__top { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
  .custodian-letter { width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: var(--text-on-dark); font-size: var(--text-sm); font-weight: 680; }
  .custodian-card h3 { min-height: 3.4rem; font-size: 1.05rem; font-weight: 500; line-height: 1.2; }
  .custodian-card > strong { overflow-wrap: anywhere; font-size: var(--text-sm); font-weight: 620; }
  .custodian-card > span:not(.custodian-letter) { overflow-wrap: anywhere; color: var(--text-3); font-size: var(--text-xs); }
  .custodian-card > small { margin-top: auto; color: var(--text-2); line-height: 1.5; }
  .inline-danger-form { margin-top: var(--space-3); }

  .governed-action { border-radius: var(--radius-md); background: var(--surface-subtle); overflow: clip; }
  .governed-action > summary { min-height: 3.25rem; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-4) var(--space-5); color: var(--text-1); font-size: var(--text-sm); font-weight: 580; cursor: pointer; list-style: none; }
  .governed-action > summary::-webkit-details-marker { display: none; }
  .governed-action > summary::after { content: "+"; width: 1.75rem; height: 1.75rem; display: grid; place-items: center; border-radius: 50%; background: var(--surface); color: var(--blue-strong); font-size: 1.2rem; font-weight: 400; transition: transform var(--transition); }
  .governed-action[open] > summary::after { transform: rotate(45deg); }
  .governed-action > form { padding: 0 var(--space-5) var(--space-5); }
  .form-grid--four { grid-template-columns: repeat(4, minmax(0,1fr)); }
  .form-grid__wide { grid-column: 1 / -1; }
  .optional { color: var(--text-3); font-size: .65rem; font-weight: 450; letter-spacing: .08em; text-transform: uppercase; }
  .muted { color: var(--text-3); font-size: var(--text-xs); }

  .responsive-table td > small { display: block; margin-top: .2rem; color: var(--text-3); overflow-wrap: anywhere; }
  .responsive-table td form { margin: 0; }

  .permission-list { display: grid; gap: var(--space-2); }
  .permission-row {
    min-width: 0;
    display: grid;
    grid-template-columns: minmax(0,1fr) auto;
    align-items: center;
    gap: var(--space-5);
    padding: var(--space-4) 0;
    border-top: 1px solid var(--line);
  }
  .permission-row:first-child { border-top: 0; }
  .permission-row > div:first-child { min-width: 0; display: grid; grid-template-columns: minmax(13rem,.65fr) minmax(12rem,.8fr) minmax(16rem,1.4fr); align-items: baseline; gap: var(--space-4); }
  .permission-row code { overflow-wrap: anywhere; color: var(--blue-strong); font-size: var(--text-xs); font-weight: 600; }
  .permission-row strong { color: var(--text-1); font-size: var(--text-sm); font-weight: 580; }
  .permission-row p { font-size: var(--text-xs); line-height: 1.55; }
  .permission-row > div:last-child { display: grid; justify-items: end; gap: var(--space-2); }
  .permission-row > div:last-child small { color: var(--text-3); }

  .support-grant-list, .support-grant-grid { display: grid; gap: var(--space-4); }
  .support-grant-list { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .support-grant {
    min-width: 0;
    display: grid;
    grid-template-columns: minmax(0,1fr) minmax(12rem,.7fr);
    gap: var(--space-5);
    padding: var(--space-5);
    border-radius: var(--radius-md);
    background: var(--surface-subtle);
  }
  .support-grant > div { min-width: 0; display: grid; align-content: start; gap: var(--space-3); }
  .support-grant h3 { font-size: var(--text-lg); font-weight: 520; }
  .support-grant p { font-size: var(--text-sm); line-height: 1.6; }
  .support-grant dl, .support-access-card dl, .metadata-grid { display: grid; gap: var(--space-3); }
  .support-grant dl > div, .support-access-card dl > div, .metadata-grid > div { display: grid; gap: .2rem; }
  .support-grant dt, .support-access-card dt, .metadata-grid dt { color: var(--text-3); font-size: var(--text-xs); font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }
  .support-grant dd, .support-access-card dd, .metadata-grid dd { min-width: 0; overflow-wrap: anywhere; color: var(--text-1); font-size: var(--text-sm); }

  .support-boundary { padding: var(--space-5); background: var(--navy); color: var(--text-on-dark); }
  .support-boundary > div { display: grid; grid-template-columns: auto minmax(0,1fr); align-items: start; gap: var(--space-4); }
  .support-boundary .ui-icon { margin-top: .15rem; color: #65b8ff; }
  .support-boundary strong { font-weight: 560; }
  .support-boundary p { margin-top: var(--space-2); color: rgba(247,251,255,.72); font-size: var(--text-sm); line-height: 1.65; }
  .support-grant-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .support-access-card { min-width: 0; display: grid; align-content: start; gap: var(--space-4); padding: clamp(1.25rem, 2.5vw, 1.75rem); }
  .support-access-card--active { background: linear-gradient(180deg, var(--surface-blue), var(--surface)); box-shadow: inset 0 0 0 1.5px rgba(22,136,248,.3), var(--shadow-1); }
  .support-access-card__header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); color: var(--text-3); font-size: var(--text-xs); }
  .support-access-card h2 { font-size: 1.4rem; font-weight: 450; }
  .support-access-card p { min-height: 4.8rem; font-size: var(--text-sm); line-height: 1.6; }
  .support-access-card form, .support-access-card > .button { margin-top: auto; }
  .support-access-card form .button { width: 100%; }

  .support-identity-banner {
    display: grid;
    grid-template-columns: auto minmax(0,1fr) auto;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5);
    border-radius: var(--radius-md);
    background: var(--surface-amber);
  }
  .support-identity-banner > div { min-width: 0; display: grid; gap: .2rem; }
  .support-identity-banner strong { font-weight: 600; }
  .support-identity-banner p { font-size: var(--text-sm); }
  .metric-grid--three { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .metadata-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .metadata-grid > div { padding: var(--space-4); border-radius: var(--radius-sm); background: var(--surface-subtle); }
  .boundary-block { padding: var(--space-5); border-radius: var(--radius-md); background: var(--surface-red); color: var(--red); }
  .boundary-block strong { font-weight: 620; }
  .boundary-block p { margin-top: var(--space-2); color: var(--text-2); font-size: var(--text-sm); line-height: 1.65; }

  .empty-state--compact { min-height: 10rem; }
  .timeline__marker--danger { background: var(--red); box-shadow: 0 0 0 .3rem var(--surface-red); }
}

@layer utilities {
  @media (max-width: 1180px) {
    .custodian-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
    .support-grant-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .form-grid--four { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .permission-row > div:first-child { grid-template-columns: minmax(12rem,.8fr) minmax(12rem,1fr); }
    .permission-row p { grid-column: 1 / -1; }
  }
  @media (max-width: 900px) {
    .authority-principles, .support-grant-list { grid-template-columns: 1fr; }
    .custodian-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .support-grant { grid-template-columns: 1fr; }
    .metadata-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  }
  @media (max-width: 680px) {
    .custodian-grid, .support-grant-grid, .form-grid--four, .metric-grid--three, .metadata-grid { grid-template-columns: 1fr; }
    .custodian-card { min-height: auto; }
    .permission-row { grid-template-columns: 1fr; align-items: start; }
    .permission-row > div:first-child { grid-template-columns: 1fr; gap: var(--space-2); }
    .permission-row p { grid-column: auto; }
    .permission-row > div:last-child { justify-items: start; grid-template-columns: auto 1fr; align-items: center; }
    .support-identity-banner { grid-template-columns: auto minmax(0,1fr); }
    .support-identity-banner > .status-chip { grid-column: 1 / -1; width: fit-content; }
    .governed-action > form { padding-inline: var(--space-4); }
  }
  @media (max-width: 380px) {
    .custodian-grid { grid-template-columns: 1fr; }
    .support-access-card__header { align-items: flex-start; flex-direction: column; }
  }
}


/* Stage 6 — fixed A–E custody, public credentials and workflow health */
@layer components {
  .custody-page { gap: clamp(1.25rem, 2.8vw, 2.25rem); }
  .custody-boundary { border-radius: var(--radius-lg); }
  .custody-health-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: var(--space-4); }
  .custody-health-grid .metric-card { min-width: 0; min-height: 10rem; align-content: start; padding: clamp(1.2rem,2.4vw,1.75rem); }
  .custody-health-grid .metric-card p { margin-top: auto; }
  .custody-credential-grid { grid-template-columns: repeat(3,minmax(0,1fr)); align-items: start; }
  .custody-credential-card { min-height: 0; gap: var(--space-4); }
  .custody-credential-card h3 { min-height: 0; margin-top: var(--space-2); }
  .credential-metadata { display: grid; gap: var(--space-3); }
  .credential-metadata > div { min-width: 0; display: grid; gap: .2rem; }
  .credential-metadata dt { color: var(--text-3); font-size: .64rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
  .credential-metadata dd { min-width: 0; overflow-wrap: anywhere; color: var(--text-1); font-size: var(--text-xs); line-height: 1.45; }
  .fingerprint-block { display: grid; gap: var(--space-2); padding: var(--space-4); border-radius: var(--radius-sm); background: var(--navy); color: var(--text-on-dark); }
  .fingerprint-block > span { color: rgba(247,251,255,.62); font-size: .62rem; font-weight: 650; letter-spacing: .09em; text-transform: uppercase; }
  .fingerprint-block code { overflow-wrap: anywhere; color: #91ceff; font-family: ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace; font-size: .66rem; line-height: 1.65; }
  .fingerprint-block small { color: rgba(247,251,255,.55); }
  .custody-action { background: rgba(239,244,249,.78); }
  .custody-action__body { display: grid; gap: var(--space-5); padding: 0 var(--space-5) var(--space-5); }
  .custody-action > form { padding: 0 var(--space-5) var(--space-5); }
  .input--mono { font-family: ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace; font-size: .78rem; letter-spacing: .01em; }
  .field-note { padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); background: var(--surface-blue); color: #245e88; font-size: var(--text-xs); line-height: 1.55; }
  .check-field { display: flex !important; grid-template-columns: none !important; align-items: center; gap: var(--space-3); min-height: 44px; padding-block: .35rem; cursor: pointer; }
  .check-field input { width: 1.15rem; height: 1.15rem; margin-top: .1rem; accent-color: var(--blue-strong); }
  .custody-workflows { align-items: start; }
  .workflow-card { min-width: 0; display: grid; gap: var(--space-4); padding: var(--space-5); border-radius: var(--radius-md); background: var(--surface-subtle); }
  .workflow-card + .workflow-card { margin-top: var(--space-4); }
  .workflow-card > div { min-width: 0; display: grid; gap: var(--space-2); }
  .workflow-card strong { overflow-wrap: anywhere; font-size: var(--text-sm); font-weight: 570; line-height: 1.5; }
  .workflow-card small { color: var(--text-3); }
  .workflow-card--danger { background: var(--surface-red); }
  .custody-event-list { display: grid; gap: 0; list-style: none; }
  .custody-event-list li { position: relative; display: grid; grid-template-columns: auto minmax(0,1fr); gap: var(--space-4); min-height: 4.5rem; padding-bottom: var(--space-4); }
  .custody-event-list li:not(:last-child)::before { content: ''; position: absolute; top: 1rem; bottom: -.15rem; left: .38rem; width: 1px; background: var(--line); }
  .custody-event-list .timeline__marker { position: relative; z-index: 1; margin-top: .3rem; }
  .custody-event-list strong { font-size: var(--text-sm); font-weight: 570; text-transform: capitalize; }
  .custody-event-list p { margin-top: .25rem; color: var(--text-3); font-size: var(--text-xs); }
}
@layer utilities {
  @media (max-width: 1180px) { .custody-health-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } }
  @media (max-width: 680px) {
    .custody-health-grid { grid-template-columns: 1fr; }
    .custody-health-grid .metric-card { min-height: auto; }
    .custody-action__body { padding-inline: var(--space-4); }
    .fingerprint-block code { font-size: .6rem; }
  }
}

/* Universal authority-table containment and mobile record reflow */
@layer components {
  .section-card > * { min-width: 0; }
  .responsive-table { width: 100%; min-width: 0; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-width: thin; }
  .responsive-table table { width: 100%; min-width: 44rem; border-collapse: collapse; text-align: left; }
  .responsive-table th { padding: .75rem var(--space-4); color: var(--text-3); background: #fbfcfe; font-size: var(--text-xs); font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
  .responsive-table td { min-width: 0; padding: 1rem var(--space-4); border-top: 1px solid var(--line); color: var(--text-2); vertical-align: middle; overflow-wrap: anywhere; }
}
@layer utilities {
  @media (max-width: 680px) {
    .responsive-table { overflow: visible; }
    .responsive-table table { min-width: 0; display: block; }
    .responsive-table thead { display: none; }
    .responsive-table tbody { display: grid; gap: var(--space-3); }
    .responsive-table tr { min-width: 0; display: grid; gap: var(--space-3); padding: var(--space-4); border-radius: var(--radius-md); background: var(--surface-subtle); }
    .responsive-table td { min-width: 0; display: grid; grid-template-columns: minmax(5.75rem,.65fr) minmax(0,1fr); align-items: center; gap: var(--space-3); padding: 0; border: 0; }
    .responsive-table td::before { content: attr(data-label); color: var(--text-3); font-size: .64rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
    .responsive-table td form { width: 100%; }
    .responsive-table td .button { width: 100%; }
  }
  @media (max-width: 380px) {
    .responsive-table td { grid-template-columns: 1fr; gap: .35rem; }
  }
}