:root {
  color-scheme: light;
  --ink: #17211b;
  --muted: #5b665f;
  --surface: #f5f7f4;
  --paper: #ffffff;
  --line: #ccd4ce;
  --accent: #176b4d;
  --accent-dark: #0f4e38;
  --focus: #b44b12;
  --danger: #9b2c2c;
  --notice: #175a75;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--surface); color: var(--ink); line-height: 1.55; }
.environment-banner { padding: .35rem 1rem; background: #7a2e0e; color: white; font-size: .875rem; font-weight: 700; text-align: center; }
a { color: var(--accent-dark); }
a:hover { color: var(--accent); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.skip-link { position: absolute; left: 1rem; top: -5rem; z-index: 10; padding: .65rem 1rem; background: var(--ink); color: white; }
.skip-link:focus { top: 1rem; }
.site-header { border-bottom: 1px solid var(--line); background: var(--paper); }
.navigation { width: min(1120px, calc(100% - 2rem)); min-height: 68px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { color: var(--ink); font-weight: 750; text-decoration: none; }
.nav-actions, .actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem; }
.nav-actions form { display: inline; }
.link-button { border: 0; padding: 0; background: transparent; color: var(--accent-dark); font: inherit; text-decoration: underline; cursor: pointer; }
.main-content { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; padding: clamp(3rem, 8vh, 6rem) 0; }
.intro { max-width: 760px; }
h1, h2 { line-height: 1.12; letter-spacing: 0; }
h1 { margin: .4rem 0 1.25rem; font-size: clamp(2.25rem, 4rem, 4.75rem); }
h2 { font-size: 1.5rem; }
.eyebrow { margin: 0; color: var(--accent-dark); font-size: .8rem; font-weight: 750; text-transform: uppercase; }
.lead { color: var(--muted); font-size: 1.15rem; max-width: 66ch; }
.actions { margin-top: 2rem; }
.button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; border: 1px solid var(--accent-dark); border-radius: 6px; padding: .7rem 1rem; background: var(--accent); color: white; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }
.button:hover { background: var(--accent-dark); color: white; }
.button-small { min-height: 38px; padding: .45rem .75rem; }
.text-link { font-weight: 650; }
.status-band { margin-top: clamp(4rem, 12vh, 9rem); padding: 1.5rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: grid; grid-template-columns: minmax(200px, .65fr) 1.35fr; gap: 2rem; }
.status-band h2 { margin: .35rem 0 0; }
.status-band > p { margin: 0; color: var(--muted); }
.form-page { max-width: 560px; }
.form-page h1, .workspace h1 { font-size: 2.35rem; }
.stacked-form { margin-top: 2rem; }
.field { margin-bottom: 1.15rem; }
.field label { display: block; margin-bottom: .35rem; font-weight: 700; }
.field input, .field textarea, .field select { width: 100%; min-height: 46px; border: 1px solid #87938b; border-radius: 4px; padding: .65rem .75rem; background: var(--paper); color: var(--ink); font: inherit; }
.field textarea { resize: vertical; }
.color-field input { width: 96px; padding: .25rem; }
.field-help, .pending-note { color: var(--muted); font-size: .9rem; }
.field-help { margin: .35rem 0 0; }
.pending-note { margin-top: 1.5rem; }
.error-summary, .flash { border-left: 4px solid var(--danger); padding: .75rem 1rem; background: #fff3f3; }
.error-summary { margin-bottom: 1.5rem; }
.error-summary h2 { margin-top: 0; font-size: 1.1rem; }
.flash-region { width: min(1120px, calc(100% - 2rem)); margin: 1rem auto -1rem; }
.flash { margin: 0 0 .75rem; }
.flash-notice { border-color: var(--notice); background: #eef8fc; }
.workspace { max-width: 780px; }
.account-details { margin-top: 2rem; border-top: 1px solid var(--line); }
.account-details div { display: grid; grid-template-columns: 160px 1fr; gap: 1rem; padding: .85rem 0; border-bottom: 1px solid var(--line); }
.account-details dt { font-weight: 700; }
.account-details dd { margin: 0; overflow-wrap: anywhere; }
.metric { margin-top: 2rem; display: flex; align-items: baseline; gap: .75rem; }
.metric strong { font-size: 2.5rem; }
.metric span { color: var(--muted); }
.metrics { display: flex; flex-wrap: wrap; gap: 1rem 2.5rem; }
.active-context { border-left: 1px solid var(--line); padding-left: 1rem; color: var(--muted); font-size: .9rem; }
.section-block { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.record-list { margin: 1rem 0 0; padding: 0; list-style: none; }
.record-list > li { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid var(--line); }
.record-list strong, .record-list span { display: block; }
.record-list span, .empty-state { color: var(--muted); }
.nation-workspace { --nation-primary: var(--accent); --nation-accent: var(--focus); max-width: 780px; border-top: 8px solid var(--nation-primary); padding-top: 2rem; }
.nation-workspace .eyebrow { color: var(--nation-primary); }
.nation-workspace .button { border-color: var(--nation-primary); background: var(--nation-primary); }
.nation-workspace .button:hover { filter: brightness(.8); }
.nation-mark { width: 48px; height: 10px; margin-bottom: 1.5rem; background: var(--nation-accent); }
.wide-form { max-width: 900px; }
.inline-form, .compact-form { display: flex; align-items: end; flex-wrap: wrap; gap: .75rem; }
.inline-form .field { flex: 1 1 180px; }
.compact-form { justify-content: flex-end; }
.compact-form select { min-height: 40px; border: 1px solid #87938b; border-radius: 4px; padding: .4rem; background: var(--paper); }
.membership-row { flex-wrap: wrap; }
.danger-link { color: var(--danger); }
.danger-button { border-color: var(--danger); background: var(--danger); }
.identity-sheet { --nation-primary: var(--accent); --nation-accent: var(--focus); margin-top: 2rem; border: 1px solid var(--line); border-top: 8px solid var(--nation-primary); border-radius: 6px; padding: 1.5rem; background: var(--paper); }
.identity-sheet h2 { margin-top: 0; }
.identity-sheet .nation-mark { background: var(--nation-accent); }
.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; }
.institution-tree { margin: 1rem 0; padding-left: 1.25rem; }
.institution-tree li { margin: .65rem 0; padding-left: .35rem; }
.institution-tree li::marker { color: var(--nation-primary, var(--accent)); }
.institution-tree strong, .institution-tree span { display: block; }
.institution-tree span { color: var(--muted); font-size: .9rem; }
.checkbox-field { display: flex; align-items: center; gap: .65rem; }
.checkbox-field input { width: 20px; min-height: 20px; }
.checkbox-field label { margin: 0; }

@media (max-width: 640px) {
  .navigation { align-items: flex-start; padding: .85rem 0; flex-direction: column; }
  .nav-actions { gap: .65rem 1rem; }
  .main-content { padding-top: 2.5rem; }
  .status-band { grid-template-columns: 1fr; gap: 1rem; }
  .account-details div { grid-template-columns: 1fr; gap: .15rem; }
  .record-list > li { align-items: flex-start; flex-direction: column; }
  .active-context { width: 100%; border-left: 0; padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}