/* Shadcn-inspired design tokens (zinc/slate) */
:root {
  --background: 0 0% 100%;
  --foreground: 240 10% 3.9%;
  --card: 0 0% 100%;
  --card-foreground: 240 10% 3.9%;
  --primary: 346 77% 60%;
  --primary-foreground: 0 0% 100%;
  --secondary: 240 4.8% 95.9%;
  --secondary-foreground: 240 5.9% 10%;
  --muted: 240 4.8% 95.9%;
  --muted-foreground: 240 3.8% 46.1%;
  --destructive: 0 84.2% 60.2%;
  --destructive-foreground: 0 0% 98%;
  --border: 240 5.9% 90%;
  --input: 240 5.9% 90%;
  --ring: 346 77% 60%;
  --radius: 0.625rem;
  --success: 142 76% 36%;
  --warning: 38 92% 50%;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    sans-serif;
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hidden {
  display: none !important;
}

/* Layout */
.shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  border-bottom: 1px solid hsl(var(--border));
  background: hsl(var(--card));
  padding: 0 1.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1rem;
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  border-radius: calc(var(--radius) - 2px);
  background: linear-gradient(135deg, hsl(var(--primary)), hsl(346 77% 48%));
  display: grid;
  place-items: center;
  color: white;
  font-size: 0.875rem;
  font-weight: 800;
}

.main {
  flex: 1;
  max-width: 72rem;
  width: 100%;
  margin: 0 auto;
  padding: 1.5rem;
}

/* Card */
.card {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.card-header {
  padding: 1.5rem 1.5rem 0;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

.card-description {
  margin: 0.375rem 0 0;
  color: hsl(var(--muted-foreground));
  font-size: 0.875rem;
}

.card-content {
  padding: 1.5rem;
}

.card-footer {
  padding: 0 1.5rem 1.5rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

/* Login */
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background: linear-gradient(180deg, hsl(346 77% 97%) 0%, hsl(var(--background)) 40%);
}

.login-card {
  width: 100%;
  max-width: 24rem;
}

/* Form */
.label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
}

.input {
  width: 100%;
  height: 2.5rem;
  padding: 0 0.75rem;
  border: 1px solid hsl(var(--input));
  border-radius: calc(var(--radius) - 2px);
  background: hsl(var(--background));
  font-size: 0.875rem;
  outline: none;
  transition: box-shadow 0.15s, border-color 0.15s;
}

.input:focus {
  border-color: hsl(var(--ring));
  box-shadow: 0 0 0 3px hsl(var(--ring) / 0.15);
}

.field {
  margin-bottom: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  height: 2.25rem;
  padding: 0 1rem;
  border-radius: calc(var(--radius) - 2px);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s, background 0.15s;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.btn-primary:hover:not(:disabled) {
  opacity: 0.92;
}

.btn-secondary {
  background: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  border: 1px solid hsl(var(--border));
}

.btn-secondary:hover:not(:disabled) {
  background: hsl(240 4.8% 92%);
}

.btn-destructive {
  background: hsl(var(--destructive));
  color: hsl(var(--destructive-foreground));
}

.btn-destructive:hover:not(:disabled) {
  opacity: 0.92;
}

.btn-ghost {
  background: transparent;
  color: hsl(var(--foreground));
  border: 1px solid transparent;
}

.btn-ghost:hover:not(:disabled) {
  background: hsl(var(--muted));
}

.btn-sm {
  height: 2rem;
  padding: 0 0.625rem;
  font-size: 0.8125rem;
}

.btn-block {
  width: 100%;
  height: 2.5rem;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  padding: 0.125rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid transparent;
}

.badge-success {
  background: hsl(142 76% 36% / 0.12);
  color: hsl(var(--success));
  border-color: hsl(142 76% 36% / 0.2);
}

.badge-warning {
  background: hsl(38 92% 50% / 0.12);
  color: hsl(32 95% 35%);
  border-color: hsl(38 92% 50% / 0.25);
}

.badge-muted {
  background: hsl(var(--muted));
  color: hsl(var(--muted-foreground));
}

/* Table */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.search-wrap {
  flex: 1;
  min-width: 12rem;
  max-width: 20rem;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

thead {
  background: hsl(var(--muted));
}

th {
  text-align: left;
  padding: 0.75rem 1rem;
  font-weight: 600;
  color: hsl(var(--muted-foreground));
  border-bottom: 1px solid hsl(var(--border));
}

td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid hsl(var(--border));
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background: hsl(var(--muted) / 0.5);
}

.user-cell {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

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

.user-email {
  color: hsl(var(--muted-foreground));
  font-size: 0.8125rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
}

.pagination-controls {
  display: flex;
  gap: 0.5rem;
}

/* Dialog / modal */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: grid;
  place-items: center;
  padding: 1rem;
  z-index: 50;
}

.dialog {
  width: 100%;
  max-width: 28rem;
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
  animation: fadeIn 0.15s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.98);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.dialog-header {
  padding: 1.25rem 1.25rem 0;
}

.dialog-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 600;
}

.dialog-description {
  margin: 0.375rem 0 0;
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
}

.dialog-content {
  padding: 1.25rem;
}

.dialog-footer {
  padding: 0 1.25rem 1.25rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

/* Toast */
.toast-host {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  min-width: 16rem;
  max-width: 24rem;
  padding: 0.875rem 1rem;
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  background: hsl(var(--card));
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  font-size: 0.875rem;
  animation: slideUp 0.2s ease;
}

.toast-success {
  border-color: hsl(142 76% 36% / 0.3);
}

.toast-error {
  border-color: hsl(var(--destructive) / 0.3);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.error-text {
  color: hsl(var(--destructive));
  font-size: 0.8125rem;
  margin-top: 0.5rem;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: hsl(var(--muted-foreground));
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  padding: 1rem 1.25rem;
}

.stat-label {
  font-size: 0.8125rem;
  color: hsl(var(--muted-foreground));
  margin-bottom: 0.25rem;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

@media (max-width: 640px) {
  .main {
    padding: 1rem;
  }

  .actions {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .search-wrap {
    max-width: none;
  }
}