:root {
  color-scheme: light;
  --color-page: #f5f7f9;
  --color-surface: #ffffff;
  --color-surface-muted: #eef3f6;
  --color-border: #d7dee5;
  --color-text: #17202a;
  --color-muted: #64717d;
  --color-primary: #0f766e;
  --color-primary-strong: #115e59;
  --color-danger: #b42318;
  --shadow-soft: 0 1px 2px rgb(23 32 42 / 8%);
  --radius: 6px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-page);
  color: var(--color-text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

a {
  color: var(--color-primary-strong);
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

.skip-link {
  left: var(--space-4);
  position: absolute;
  top: -3rem;
  z-index: 10;
}

.skip-link:focus {
  top: var(--space-4);
}

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

.app-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

.app-header-inner {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1180px;
  padding: var(--space-4) var(--space-5);
}

.brand {
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 700;
}

.app-nav {
  align-items: center;
  display: flex;
  flex: 1 1 auto;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.app-nav a,
.header-action,
.button,
.button-secondary,
.action-link,
.back-link,
button,
input[type="submit"] {
  border-radius: var(--radius);
  font: inherit;
}

.app-nav a {
  color: var(--color-text);
  padding: var(--space-2) var(--space-3);
}

.app-nav a:hover,
.app-nav a:focus {
  background: var(--color-surface-muted);
  text-decoration: none;
}

.user-actions {
  align-items: center;
  color: var(--color-muted);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.header-search,
.search-page-form {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.header-search input[type="search"] {
  max-width: 12rem;
}

.visually-hidden {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

.inline-form {
  display: inline;
}

.header-action,
.button,
button,
input[type="submit"] {
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.25rem;
  padding: 0.45rem 0.8rem;
}

.header-action:hover,
.button:hover,
button:hover,
input[type="submit"]:hover {
  background: var(--color-primary-strong);
  border-color: var(--color-primary-strong);
  color: #ffffff;
  text-decoration: none;
}

.button-secondary,
.action-link,
.back-link {
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-primary-strong);
  display: inline-flex;
  justify-content: center;
  min-height: 2.1rem;
  padding: 0.4rem 0.7rem;
}

.button-secondary:hover,
.action-link:hover,
.back-link:hover {
  background: var(--color-surface-muted);
  text-decoration: none;
}

.action-link {
  font-size: 0.9rem;
  min-height: 1.9rem;
  padding: 0.3rem 0.55rem;
}

.app-main {
  margin: 0 auto;
  max-width: 1180px;
  padding: var(--space-6) var(--space-5);
}

.context-banner,
.messages {
  margin: 0 auto;
  max-width: 1180px;
  padding: 0 var(--space-5);
}

.context-banner-inner {
  background: #e9f6f4;
  border: 1px solid #b6ded8;
  border-radius: var(--radius);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
}

.messages ul,
ul.messages {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
}

.messages li {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  margin-bottom: var(--space-2);
  padding: var(--space-3) var(--space-4);
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 var(--space-4);
}

h1 {
  font-size: 1.8rem;
}

h2 {
  border-bottom: 1px solid var(--color-border);
  font-size: 1.25rem;
  margin-top: var(--space-6);
  padding-bottom: var(--space-2);
}

h3 {
  font-size: 1.05rem;
  margin-top: var(--space-5);
}

p {
  margin: 0 0 var(--space-4);
}

.page-header,
.section-card,
.subsection-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.page-header {
  margin-bottom: var(--space-5);
  padding: var(--space-5);
}

.page-header h1 {
  margin-bottom: var(--space-3);
}

.page-meta {
  color: var(--color-muted);
}

.page-actions,
.section-actions,
.table-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.copy-field {
  align-items: center;
  display: flex;
  gap: var(--space-2);
}

.copy-field input {
  margin: 0;
}

.page-actions {
  margin-top: var(--space-4);
}

.workflow-actions {
  align-items: flex-start;
  display: flex !important;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0 !important;
}

.workflow-actions button {
  min-height: 2.1rem;
  white-space: nowrap;
}

.provider-status-form {
  align-items: center;
  display: inline-flex;
  gap: var(--space-2);
  margin: 0 0 0 var(--space-2) !important;
  vertical-align: middle;
}

.provider-status-form select {
  min-width: 11rem;
  width: auto;
}

.timeline-list {
  list-style: none;
}

.timeline-list li {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) 0;
}

.timeline-list li:last-child {
  border-bottom: 0;
}

.timeline-meta {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: var(--space-1);
}

.timeline-comment {
  white-space: pre-wrap;
}

.case-board {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(6, minmax(16rem, 1fr));
  overflow-x: auto;
  padding-bottom: var(--space-2);
}

.board-column {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  min-height: 12rem;
  padding: var(--space-3);
}

.board-column-muted {
  background: #f8fbfc;
}

.board-column-header {
  align-items: center;
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.board-column-header h2 {
  border-bottom: 0;
  font-size: 1rem;
  margin: 0;
  padding-bottom: 0;
}

.board-column-header span {
  color: var(--color-muted);
  font-weight: 700;
}

.board-card-list {
  display: grid;
  gap: var(--space-3);
}

.board-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3);
}

.board-card:hover,
.board-card:focus {
  border-color: var(--color-primary);
  text-decoration: none;
}

.board-card span {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.board-card-number {
  color: var(--color-primary-strong) !important;
  font-weight: 700;
}

.empty-board-column {
  color: var(--color-muted);
  margin: 0;
}

.section-card {
  margin: var(--space-5) 0;
  padding: var(--space-5);
}

.section-card > h2:first-child,
.subsection-card > h3:first-child {
  margin-top: 0;
}

.section-card table:last-child,
.section-card ul:last-child,
.section-card form:last-child {
  margin-bottom: 0;
}

.section-card > table {
  box-shadow: none;
}

.section-header {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.section-header h2,
.section-header h3 {
  border-bottom: 0;
  margin: 0;
  padding-bottom: 0;
}

.subsection-card {
  margin-top: var(--space-4);
  padding: var(--space-4);
}

.detail-list {
  display: grid;
  gap: var(--space-2) var(--space-4);
  grid-template-columns: max-content minmax(0, 1fr);
  margin: 0 0 var(--space-4);
}

.detail-list dt {
  color: var(--color-muted);
  font-weight: 700;
}

.detail-list dd {
  margin: 0;
}

main > ul,
main > ol,
.section-card > ul,
.section-card > ol {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
}

main li + li {
  margin-top: var(--space-2);
}

table {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-collapse: collapse;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  margin: var(--space-4) 0 var(--space-6);
  width: 100%;
}

thead {
  background: var(--color-surface-muted);
}

th,
td {
  border-bottom: 1px solid var(--color-border);
  padding: 0.7rem 0.85rem;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

tbody tr:hover {
  background: #f8fbfc;
}

tbody tr:last-child td {
  border-bottom: 0;
}

form {
  margin: var(--space-4) 0;
}

main form:not(.inline-form) {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: var(--space-5);
}

label {
  color: var(--color-muted);
  display: inline-block;
  font-weight: 700;
  margin-bottom: var(--space-1);
}

input,
select,
textarea {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font: inherit;
  max-width: 42rem;
  padding: 0.55rem 0.65rem;
  width: 100%;
}

input[type="checkbox"],
input[type="radio"] {
  width: auto;
}

textarea {
  min-height: 8rem;
}

.errorlist {
  color: var(--color-danger);
  font-weight: 700;
  margin: 0 0 var(--space-2);
  padding-left: var(--space-4);
}

code {
  background: var(--color-surface-muted);
  border-radius: 4px;
  color: #26323d;
  padding: 0.1rem 0.3rem;
}

small {
  color: var(--color-muted);
}

@media (max-width: 760px) {
  .app-header-inner,
  .app-main,
  .context-banner,
  .messages {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .app-nav,
  .user-actions {
    width: 100%;
  }

  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .detail-list {
    grid-template-columns: 1fr;
  }

  table {
    display: block;
    overflow-x: auto;
  }

  th,
  td {
    white-space: nowrap;
  }
}