:root {
  --background: #121c20;
  --surface: #1b282d;
  --surface-raised: #223138;
  --border: #3a4b52;
  --text: #e8eef0;
  --text-muted: #a9b8bd;
  --primary: #2fa8a0;
  --primary-hover: #38bdb4;
  --on-primary: #04211f;
  --secondary: #8fd3cd;
  --error: #ff8a80;
  --error-surface: #5c1f1a;
  --error-text: #ffdad5;
  --success-surface: #12504b;
  --success-text: #b5ece7;
  --radius: 14px;
  --radius-small: 10px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--background);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

h1 {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 600;
}

h2 {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 600;
}

a {
  color: var(--primary);
}

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

[hidden] {
  display: none !important;
}

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

.muted {
  color: var(--text-muted);
}

.subtitle {
  margin: 0 0 32px;
  color: var(--secondary);
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px;
}

/* Forms */

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--text-muted);
}

.field input,
.field select {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--background);
  color: var(--text);
  font: inherit;
}

.field input:focus,
.field select:focus {
  border-color: var(--primary);
  outline: 1px solid var(--primary);
}

.field-invalid input,
.field-invalid select {
  border-color: var(--error);
}

.field-help {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--text-muted);
}

.field-error {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--error);
}

.field-error:empty {
  display: none;
}

.button {
  display: inline-block;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.button:disabled {
  opacity: 0.6;
  cursor: default;
}

.button-primary {
  background: var(--primary);
  color: var(--on-primary);
}

.button-primary:hover:not(:disabled) {
  background: var(--primary-hover);
}

.button-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.button-secondary:hover {
  background: var(--surface-raised);
}

.banner {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-small);
  font-size: 15px;
}

.banner-error {
  background: var(--error-surface);
  color: var(--error-text);
}

.banner-success {
  background: var(--success-surface);
  color: var(--success-text);
}

/* Login and forgotten password */

.auth {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  padding: 32px;
}

.auth-card h1 {
  margin-bottom: 16px;
  font-size: 22px;
  text-align: center;
}

.auth-card .button {
  width: 100%;
  margin-top: 4px;
}

.auth-logo {
  display: block;
  width: 220px;
  height: auto;
  margin: 0 auto 28px;
}

.auth-link {
  display: block;
  margin-top: 18px;
  text-align: center;
  text-decoration: none;
}

/* Navbar */

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.navbar-logo {
  display: block;
  flex-shrink: 0;
}

.navbar-menu {
  display: flex;
  flex: 1;
  gap: 4px;
  min-width: 0;
  overflow-x: auto;
}

.navbar-menu a {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--text-muted);
  text-decoration: none;
  white-space: nowrap;
}

.navbar-menu a:hover {
  background: var(--surface-raised);
  color: var(--text);
}

.navbar-menu a.navbar-active {
  background: var(--success-surface);
  color: var(--success-text);
}

.navbar-logo img {
  display: block;
  height: 40px;
  width: auto;
}

.user-menu {
  position: relative;
  min-width: 0;
}

.user-menu-button {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.user-menu-button span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-menu-button:hover {
  background: var(--surface-raised);
}

.user-menu-arrow {
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  margin-top: -3px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
}

.user-menu-panel {
  position: absolute;
  z-index: 10;
  top: calc(100% + 8px);
  right: 0;
  min-width: 190px;
  padding: 6px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  box-shadow: 0 8px 24px rgb(0 0 0 / 35%);
}

.user-menu-panel a,
.user-menu-panel button {
  display: block;
  width: 100%;
  padding: 9px 12px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font: inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.user-menu-panel a:hover,
.user-menu-panel button:hover {
  background: var(--border);
  color: var(--text);
}

.user-menu-panel form {
  margin: 0;
}

/* Pages */

.page {
  max-width: 1040px;
  margin: 0 auto;
  padding: 32px 24px;
}

.page > h1 {
  margin-bottom: 20px;
}

.subtitle + h2 {
  margin-bottom: 14px;
}

h1 + .subtitle {
  margin-top: -12px;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.module-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.module-card .muted {
  font-size: 13px;
}

.module-name {
  font-weight: 600;
}

.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  align-items: start;
}

.info-list {
  margin: 0 0 20px;
}

.info-list dt {
  font-size: 13px;
  color: var(--text-muted);
}

.info-list dd {
  margin: 0 0 12px;
  overflow-wrap: anywhere;
}

/* Password popup */

.dialog {
  width: calc(100% - 32px);
  max-width: 440px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}

.dialog::backdrop {
  background: rgb(0 0 0 / 60%);
}

.dialog {
  max-height: calc(100vh - 32px);
}

.field-label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--text-muted);
}

.field-checkbox label,
.field [id] label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  font-size: 16px;
  color: var(--text);
  cursor: pointer;
}

.field input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  padding: 0;
  accent-color: var(--primary);
}

.qr-card {
  width: fit-content;
  margin: 16px auto 10px;
  padding: 8px;
  border-radius: var(--radius-small);
  background: #fff;
}

.qr-card img {
  display: block;
  width: 260px;
  height: 260px;
}

.qr-url {
  overflow-wrap: anywhere;
  text-align: center;
}

.dialog-actions a.button {
  color: var(--on-primary);
  text-decoration: none;
}

.field input[type="file"] {
  padding: 8px;
}

.button-danger {
  background: var(--error);
  color: #3b0a06;
}

.button-danger:hover:not(:disabled) {
  background: #ffa39b;
}

.back-link {
  display: inline-block;
  margin-bottom: 12px;
  text-decoration: none;
}

.page-subtitle {
  margin: 4px 0 0;
}

/* Pages with a table */

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.page-header h1 {
  margin: 0;
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.tabs a {
  padding: 10px 16px;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  text-decoration: none;
}

.tabs a:hover {
  color: var(--text);
}

.tabs a.tab-active {
  border-bottom-color: var(--primary);
  color: var(--text);
}

.table-card {
  overflow-x: auto;
  padding: 20px;
}

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 13px;
}

.badge-yes {
  background: var(--success-surface);
  color: var(--success-text);
}

.badge-no {
  background: var(--surface-raised);
  color: var(--text-muted);
}

.link-button {
  padding: 0;
  text-decoration: none;
  border: 0;
  background: none;
  color: var(--primary);
  font: inherit;
  cursor: pointer;
}

.link-button:hover {
  color: var(--primary-hover);
}

.column-action {
  text-align: right;
  white-space: nowrap;
}

/* DataTables on the dark theme */

div.dt-container,
div.dt-container .dt-info,
div.dt-container .dt-search,
div.dt-container .dt-length,
div.dt-container .dt-paging {
  color: var(--text-muted);
}

table.dataTable {
  color: var(--text);
}

table.dataTable > thead > tr > th {
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  text-align: left;
}

table.dataTable > tbody > tr > td {
  border-top: 1px solid var(--border);
  background: transparent;
  box-shadow: none;
  text-align: left;
}

table.dataTable > tbody > tr > td.column-action {
  text-align: right;
}

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

div.dt-container .dt-search input,
div.dt-container .dt-length select {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--background);
  color: var(--text);
  font: inherit;
}

div.dt-container .dt-paging .dt-paging-button,
div.dt-container .dt-paging .dt-paging-button.disabled,
div.dt-container .dt-paging .dt-paging-button.disabled:hover {
  color: var(--text-muted) !important;
}

div.dt-container .dt-paging .dt-paging-button.current,
div.dt-container .dt-paging .dt-paging-button.current:hover {
  border-color: var(--primary) !important;
  background: var(--success-surface) !important;
  color: var(--success-text) !important;
}

div.dt-container .dt-paging .dt-paging-button:hover {
  border-color: var(--border) !important;
  background: var(--surface-raised) !important;
  color: var(--text) !important;
}

div.dt-processing > div:last-child > div {
  background: var(--primary) !important;
}

div.dt-container .dt-processing {
  border: 1px solid var(--border);
  border-radius: var(--radius-small);
  background: var(--surface-raised);
  color: var(--text);
}

/* Alertify on the dark theme */

.alertify-notifier .ajs-message {
  width: 300px;
  border-radius: var(--radius-small);
  color: var(--text);
  text-shadow: none;
}

.alertify-notifier .ajs-message.ajs-success {
  background: var(--success-surface);
  color: var(--success-text);
}

.alertify-notifier .ajs-message.ajs-error {
  background: var(--error-surface);
  color: var(--error-text);
}

.alertify-notifier .ajs-message.ajs-warning {
  background: #5c4a14;
  color: #ffeeb5;
}

.dialog-actions {
  position: sticky;
  bottom: -28px;
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px -28px -28px;
  padding: 14px 28px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}