:root {
  --dh-primary: oklch(55% 0.22 260);
  --dh-primary-hover: oklch(48% 0.22 260);
  --dh-success: oklch(55% 0.2 145);
  --dh-danger: oklch(55% 0.22 25);
  --dh-warning: oklch(75% 0.16 75);
  --dh-bg: oklch(97% 0.005 260);
  --dh-card-bg: oklch(100% 0 0);
  --dh-border: oklch(90% 0.01 260);
  --dh-text: oklch(25% 0.03 260);
  --dh-text-muted: oklch(50% 0.03 260);
  --dh-surface: oklch(95% 0.005 260);
  --dh-badge-active-bg: oklch(93% 0.06 145);
  --dh-badge-active-text: oklch(45% 0.12 145);
  --dh-badge-inactive-bg: oklch(95% 0.01 260);
  --dh-badge-inactive-text: oklch(50% 0.02 260);
  --dh-badge-new-bg: oklch(93% 0.06 260);
  --dh-badge-new-text: oklch(45% 0.12 260);
  --dh-badge-updated-bg: oklch(93% 0.07 75);
  --dh-badge-updated-text: oklch(50% 0.12 75);
  --dh-badge-deleted-bg: oklch(92% 0.07 25);
  --dh-badge-deleted-text: oklch(45% 0.15 25);
  --dh-badge-completed-bg: oklch(93% 0.06 145);
  --dh-badge-completed-text: oklch(45% 0.12 145);
  --dh-badge-failed-bg: oklch(92% 0.07 25);
  --dh-badge-failed-text: oklch(45% 0.15 25);
  --dh-badge-running-bg: oklch(93% 0.07 75);
  --dh-badge-running-text: oklch(50% 0.12 75);
  --dh-alert-danger-bg: oklch(96% 0.02 25);
  --dh-alert-danger-text: oklch(45% 0.15 25);
  --dh-alert-danger-border: oklch(85% 0.07 25);
  --dh-alert-info-bg: oklch(95% 0.02 260);
  --dh-alert-info-text: oklch(45% 0.12 260);
  --dh-alert-info-border: oklch(87% 0.06 260);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --dh-bg: oklch(20% 0.02 260);
    --dh-card-bg: oklch(25% 0.01 260);
    --dh-border: oklch(35% 0.02 260);
    --dh-text: oklch(90% 0.005 260);
    --dh-text-muted: oklch(65% 0.01 260);
    --dh-surface: oklch(22% 0.015 260);
    --dh-badge-active-bg: oklch(35% 0.08 145);
    --dh-badge-active-text: oklch(75% 0.1 145);
    --dh-badge-inactive-bg: oklch(35% 0.01 260);
    --dh-badge-inactive-text: oklch(65% 0.01 260);
    --dh-badge-new-bg: oklch(30% 0.08 260);
    --dh-badge-new-text: oklch(70% 0.1 260);
    --dh-badge-updated-bg: oklch(35% 0.08 75);
    --dh-badge-updated-text: oklch(70% 0.1 75);
    --dh-badge-deleted-bg: oklch(30% 0.08 25);
    --dh-badge-deleted-text: oklch(70% 0.1 25);
    --dh-badge-completed-bg: oklch(35% 0.08 145);
    --dh-badge-completed-text: oklch(75% 0.1 145);
    --dh-badge-failed-bg: oklch(30% 0.08 25);
    --dh-badge-failed-text: oklch(70% 0.1 25);
    --dh-badge-running-bg: oklch(35% 0.08 75);
    --dh-badge-running-text: oklch(70% 0.1 75);
    --dh-alert-danger-bg: oklch(25% 0.04 25);
    --dh-alert-danger-text: oklch(70% 0.1 25);
    --dh-alert-danger-border: oklch(40% 0.06 25);
    --dh-alert-info-bg: oklch(25% 0.04 260);
    --dh-alert-info-text: oklch(70% 0.1 260);
    --dh-alert-info-border: oklch(40% 0.06 260);
  }
}

::selection {
  background: oklch(60% 0.22 260 / 30%);
}

body {
  background-color: var(--dh-bg);
  color: var(--dh-text);
  min-height: 100vh;
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.5;
}

/* Navbar */
.dh-navbar {
  background-color: var(--dh-card-bg);
  border-bottom: 1px solid var(--dh-border);
  padding: 0.75rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(8px);
  background-color: color-mix(in oklch, var(--dh-card-bg) 85%, transparent);
}

.dh-navbar a {
  text-decoration: none;
}

.navbar-brand-link,
.dh-navbar a.navbar-brand-link {
  font-weight: 700;
  color: var(--dh-primary);
  text-decoration: none;
  font-size: 1.125rem;
}

.navbar-brand-link:hover,
.dh-navbar a.navbar-brand-link:hover {
  opacity: 0.8;
}

/* Container */
.dh-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem;
}

@media (min-width: 768px) {
  .dh-container {
    padding: 1.5rem 2rem;
  }
}

/* Page title - fluid typography via clamp() */
.dh-page-title {
  font-size: clamp(1.25rem, 1rem + 1.5vw, 1.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dh-text);
  text-wrap: balance;
}

/* Card */
.dh-card {
  background-color: var(--dh-card-bg);
  border: 1px solid var(--dh-border);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 0.75rem;
  transition: box-shadow 0.15s ease;
  container-type: inline-size;
}

.dh-card:hover {
  box-shadow: 0 2px 8px oklch(0% 0 0 / 8%);
}

@media (min-width: 768px) {
  .dh-card {
    padding: 1.25rem 1.5rem;
  }
}

.dh-card-title {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

/* Labels and values */
.dh-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--dh-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.dh-value {
  font-size: 0.875rem;
  color: var(--dh-text);
  word-break: break-all;
}

/* Actions row */
.dh-actions {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--dh-border);
  align-items: stretch;
}

@media (min-width: 768px) {
  .dh-actions {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
  }
}

.dh-td-actions {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

/* Layout utilities (replaces inline styles) */
.dh-flex-between { display: flex; justify-content: space-between; align-items: flex-start; }
.dh-flex-between-center { display: flex; justify-content: space-between; align-items: center; }
.dh-flex-center { display: flex; align-items: center; }
.dh-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.dh-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.5rem; }
.dh-gap-sm { gap: 0.5rem; }
.dh-mt-sm { margin-top: 0.5rem; }
.dh-mt-md { margin-top: 1rem; }
.dh-mt-lg { margin-top: 1.5rem; }
.dh-mb-sm { margin-bottom: 0.5rem; }
.dh-mb-md { margin-bottom: 1rem; }
.dh-flex-end { justify-content: flex-end; }
.dh-nowrap { white-space: nowrap; }
.dh-mono-sm { font-family: monospace; font-size: 0.75rem; }
.dh-text-sm { font-size: 0.8rem; }
.dh-w-full { width: 100%; box-sizing: border-box; }
.dh-font-semibold { font-weight: 600; }

@media (min-width: 768px) {
  .dh-grid-2 { grid-template-columns: 1fr 1fr; }
}

/* Main landmark */
main.dh-main {
  min-height: calc(100vh - 4rem);
}

/* Login */
.dh-login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.dh-login-card {
  width: 100%;
  max-width: 380px;
  background-color: var(--dh-card-bg);
  border: 1px solid var(--dh-border);
  border-radius: 0.75rem;
  padding: 2rem 1.5rem;
  text-align: center;
}

.dh-login-card .dh-btn-primary {
  width: 100%;
  box-sizing: border-box;
}

.dh-login-card h3, .dh-login-card h1 {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

/* Nav list */
.dh-nav-list {
  display: flex;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Badges */
.dh-badge {
  display: inline-block;
  padding: 0.2em 0.6em;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  line-height: 1;
}

.dh-badge-active { background-color: var(--dh-badge-active-bg); color: var(--dh-badge-active-text); }
.dh-badge-inactive { background-color: var(--dh-badge-inactive-bg); color: oklch(40% 0.03 260); }
.dh-badge-new { background-color: var(--dh-badge-new-bg); color: var(--dh-badge-new-text); }
.dh-badge-updated { background-color: var(--dh-badge-updated-bg); color: var(--dh-badge-updated-text); }
.dh-badge-deleted { background-color: var(--dh-badge-deleted-bg); color: var(--dh-badge-deleted-text); }
.dh-badge-completed { background-color: var(--dh-badge-completed-bg); color: var(--dh-badge-completed-text); }
.dh-badge-failed { background-color: var(--dh-badge-failed-bg); color: var(--dh-badge-failed-text); }
.dh-badge-running { background-color: var(--dh-badge-running-bg); color: var(--dh-badge-running-text); }

/* Responsive toggles: desktop table hidden on mobile, mobile cards hidden on desktop */
.dh-desktop-table { display: none; }
.dh-mobile-cards { display: block; }

@media (min-width: 768px) {
  .dh-desktop-table { display: table; }
  .dh-mobile-cards { display: none; }
}

/* Pagination */
.dh-pagination {
  display: flex;
  gap: 0.25rem;
  margin-top: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.dh-pagination .page-btn {
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--dh-border);
  border-radius: 0.375rem;
  background: var(--dh-card-bg);
  color: var(--dh-text);
  font-size: 0.875rem;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.dh-pagination .page-btn:hover {
  background-color: var(--dh-surface);
}

.dh-pagination .page-btn.active {
  background-color: var(--dh-primary);
  color: white;
  border-color: var(--dh-primary);
}

.dh-pagination .page-btn:disabled {
  opacity: 0.5;
  pointer-events: none;
}

/* Form styles */
.dh-form-group {
  margin-bottom: 1rem;
}

.dh-form-label {
  display: block;
  margin-bottom: 0.375rem;
  font-weight: 600;
  font-size: 0.875rem;
}

.dh-form-control {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--dh-border);
  border-radius: 0.375rem;
  font-size: 0.875rem;
  background-color: var(--dh-card-bg);
  color: var(--dh-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  box-sizing: border-box;
}

.dh-form-control:focus {
  outline: none;
  border-color: var(--dh-primary);
  box-shadow: 0 0 0 3px oklch(55% 0.22 260 / 15%);
}

.dh-form-control:user-invalid {
  border-color: var(--dh-danger);
  box-shadow: 0 0 0 3px oklch(55% 0.22 25 / 15%);
}

.dh-form-group:has(.dh-form-control:user-invalid)::after {
  content: 'Please fix errors above';
  color: var(--dh-danger);
  font-size: 0.75rem;
  margin-top: 0.25rem;
  display: block;
}

.dh-form-text {
  font-size: 0.75rem;
  color: var(--dh-text-muted);
  margin-top: 0.25rem;
}

/* Buttons */
.dh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 0.375rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
  line-height: 1.4;
  box-sizing: border-box;
}

.dh-btn:focus-visible {
  outline: 2px solid var(--dh-primary);
  outline-offset: 2px;
}

.dh-btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
}

.dh-btn-primary {
  background-color: var(--dh-primary);
  color: white;
}

.dh-btn-primary:hover {
  background-color: var(--dh-primary-hover);
  box-shadow: 0 2px 8px oklch(55% 0.22 260 / 25%);
}

.dh-btn-outline {
  background-color: transparent;
  border-color: var(--dh-border);
  color: var(--dh-text);
}

.dh-btn-outline:hover {
  background-color: var(--dh-surface);
}

.dh-btn-danger {
  background-color: transparent;
  border-color: var(--dh-danger);
  color: var(--dh-danger);
}

.dh-btn-danger:hover {
  background-color: oklch(55% 0.22 25 / 8%);
}

.dh-btn-success {
  background-color: transparent;
  border-color: var(--dh-success);
  color: var(--dh-success);
}

.dh-btn-success:hover {
  background-color: oklch(55% 0.2 145 / 8%);
}

/* Back link */
.dh-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  color: var(--dh-text-muted);
  text-decoration: none;
  margin-bottom: 1rem;
}

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

/* Empty state */
.dh-empty-state {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--dh-text-muted);
}

.dh-empty-state p {
  margin-bottom: 1rem;
}

/* Spinner */
.dh-spinner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.dh-spinner .spinner {
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--dh-border);
  border-top-color: var(--dh-primary);
  border-radius: 50%;
  animation: dh-spin 0.6s linear infinite;
}

@keyframes dh-spin {
  to { transform: rotate(360deg); }
}

/* Recipient list */
.dh-recipient-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.dh-recipient-row input {
  flex: 1;
}

/* Row */
.dh-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

@media (min-width: 768px) {
  .dh-row {
    flex-wrap: nowrap;
  }
}

/* Alerts */
.dh-alert {
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
}

.dh-alert-danger { background-color: var(--dh-alert-danger-bg); color: var(--dh-alert-danger-text); border: 1px solid var(--dh-alert-danger-border); }
.dh-alert-info { background-color: var(--dh-alert-info-bg); color: var(--dh-alert-info-text); border: 1px solid var(--dh-alert-info-border); }

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

/* Table utilities */
.dh-table-wrapper {
  overflow: hidden;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 0.75rem;
  border-radius: 0.5rem;
}

.dh-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--dh-card-bg);
}

.dh-th {
  text-align: left;
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--dh-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--dh-surface);
  border-bottom: 1px solid var(--dh-border);
}

.dh-td {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--dh-border);
}

.dh-td-mono {
  font-family: monospace;
  font-size: 0.8rem;
}

.dh-td-right {
  text-align: right;
}

.dh-count-new { font-weight: 600; color: var(--dh-badge-new-text); }
.dh-count-updated { font-weight: 600; color: var(--dh-badge-updated-text); }
.dh-count-deleted { font-weight: 600; color: var(--dh-badge-deleted-text); }
.dh-count-error { color: var(--dh-badge-deleted-text); }

/* Skeleton loading state */
.dh-skeleton {
  background: linear-gradient(90deg, var(--dh-surface) 25%, var(--dh-border) 50%, var(--dh-surface) 75%);
  background-size: 200% 100%;
  animation: dh-shimmer 1.5s ease-in-out infinite;
  border-radius: 0.375rem;
  min-height: 1em;
  min-width: 4em;
}

@keyframes dh-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .dh-spinner .spinner {
    animation-duration: 0s;
  }
  .dh-skeleton {
    animation: none;
    background: var(--dh-surface);
  }
  .dh-card {
    transition: none;
  }
  .dh-btn {
    transition: none;
  }
  .dh-form-control {
    transition: none;
  }
}

/* Focus ring for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--dh-primary);
  outline-offset: 2px;
}

/* Toast notifications */
.dh-toast-container {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 24rem;
  pointer-events: none;
}

.dh-toast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  box-shadow: 0 4px 12px oklch(0% 0 0 / 15%);
  pointer-events: auto;
  animation: dh-toast-in 0.25s ease-out;
}

.dh-toast-success {
  background-color: var(--dh-badge-active-bg);
  color: var(--dh-badge-active-text);
  border: 1px solid oklch(55% 0.2 145 / 25%);
}

.dh-toast-error {
  background-color: var(--dh-alert-danger-bg);
  color: var(--dh-alert-danger-text);
  border: 1px solid var(--dh-alert-danger-border);
}

.dh-toast-info {
  background-color: var(--dh-alert-info-bg);
  color: var(--dh-alert-info-text);
  border: 1px solid var(--dh-alert-info-border);
}

.dh-toast-message {
  flex: 1;
  min-width: 0;
  word-break: break-word;
}

.dh-toast-close {
  background: none;
  border: none;
  color: inherit;
  font-size: 1.125rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 0.25rem;
  opacity: 0.6;
  flex-shrink: 0;
}

.dh-toast-close:hover {
  opacity: 1;
}

@keyframes dh-toast-in {
  from {
    opacity: 0;
    transform: translateY(0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .dh-toast {
    animation: none;
  }
}

/* Confirm dialog */
.dh-dialog-overlay {
  position: fixed;
  inset: 0;
  background: oklch(0% 0 0 / 50%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  padding: 1rem;
  animation: dh-dialog-overlay-in 0.15s ease-out;
}

.dh-dialog {
  background-color: var(--dh-card-bg);
  border: 1px solid var(--dh-border);
  border-radius: 0.75rem;
  padding: 1.5rem;
  max-width: 28rem;
  width: 100%;
  box-shadow: 0 8px 24px oklch(0% 0 0 / 20%);
  animation: dh-dialog-in 0.2s ease-out;
}

.dh-dialog-message {
  margin: 0 0 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--dh-text);
}

.dh-dialog-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

@keyframes dh-dialog-overlay-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes dh-dialog-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .dh-dialog-overlay,
  .dh-dialog {
    animation: none;
  }
}

/* Remaining utility classes (replacing inline styles) */
.dh-picker-status {
  color: var(--dh-primary);
  margin-top: 0.25rem;
}

.dh-cron-error {
  color: var(--dh-danger);
}

.dh-folder-id {
  font-family: monospace;
  font-size: 0.875rem;
}

.dh-label-clickable {
  cursor: pointer;
}

.dh-checkbox-auto {
  width: auto;
}

.dh-flex-input {
  flex: 1;
  min-width: 0;
}

/* View transitions */
@supports (view-transition-class: auto) {
  ::view-transition-old(main-content) {
    animation: dh-vt-fade-out 0.15s ease-out;
  }
  ::view-transition-new(main-content) {
    animation: dh-vt-fade-in 0.15s ease-out;
  }
}

@keyframes dh-vt-fade-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes dh-vt-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Skeleton states for data loading */
.dh-skeleton-text {
  width: 60%;
  height: 0.875rem;
}

.dh-skeleton-title {
  width: 40%;
  height: 1.25rem;
  margin-bottom: 1rem;
}

.dh-skeleton-card {
  height: 8rem;
  width: 100%;
  margin-bottom: 0.75rem;
}

/* Live regions */
[role="status"] {
  clip: rect(0, 0, 0, 0);
  overflow: hidden;
  position: absolute;
  width: 1px;
  height: 1px;
}

[role="alert"] {
  /* visible alert - already styled as .dh-alert */
}