:root {
  --font-family-sans: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-family-public: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-family-mono: "SF Mono", Monaco, "Cascadia Code", monospace;

  --text-display: 2rem;
  --text-heading: 1.5rem;
  --text-subheading: 1.125rem;
  --text-body: 0.95rem;
  --text-small: 0.8125rem;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 12px;

  --color-canvas: #1c1c1c;
  --color-surface: #232323;
  --color-surface-raised: #2a2a2a;
  --color-border: #383838;
  --color-border-strong: #4a4a4a;
  --color-text: #e5e5e5;
  --color-text-muted: #a1a1a1;

  --public-canvas: var(--color-canvas);
  --public-surface: var(--color-surface);
  --public-surface-raised: var(--color-surface-raised);
  --public-border: var(--color-border);
  --public-text: var(--color-text);
  --public-text-muted: var(--color-text-muted);

  --focus-ring-color: rgba(229, 229, 229, 0.22);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-family-sans);
  font-size: var(--text-body);
  letter-spacing: -0.15px;
}

body.app-shell {
  background-color: var(--color-canvas);
  color: var(--color-text);
}

body.public-shell {
  background-color: var(--public-canvas);
  color: var(--public-text);
}

[x-cloak] {
  display: none;
}

.app-shell a {
  color: var(--color-text);
  text-decoration: none;
  transition: color 160ms ease;
}

.app-shell a:hover {
  color: #fff;
}

.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.site-footer {
  background-color: var(--color-surface-raised);
  border-top: 1px solid var(--color-border);
}

.app-logo {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.flash-message {
  margin-bottom: var(--space-2);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-md);
  background: #eff6ff;
  color: #1e3a8a;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-body);
}

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

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

.meta-label {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-raised);
  color: var(--color-text);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.6rem;
}

.btn {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  padding: 0.5rem 1rem;
  font-size: var(--text-body);
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring-color);
}

.btn-primary {
  background-color: var(--color-text);
  border-color: var(--color-text);
  color: var(--color-canvas);
}

.btn-primary:hover {
  background-color: #f2f2f2;
  border-color: #f2f2f2;
  color: var(--color-canvas);
}

.btn-ghost {
  background-color: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-ghost:hover {
  background-color: var(--color-surface-raised);
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

.btn-danger {
  background-color: #3a2424;
  border-color: #5d3434;
  color: #ffe2e2;
}

.btn-danger:hover {
  background-color: #4a2b2b;
  border-color: #6c3e3e;
  color: #ffe2e2;
}

.btn-compact {
  min-height: 2.25rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.85rem;
}

.input,
.select,
.textarea {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
  background: #f8fafc;
  color: #0f172a;
  font-size: var(--text-body);
  padding: 0.6rem 0.75rem;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.input,
.select {
  min-height: 2.75rem;
}

.textarea {
  min-height: 7rem;
  resize: vertical;
}

.input::placeholder,
.textarea::placeholder {
  color: #64748b;
}

.input:focus-visible,
.select:focus-visible,
.textarea:focus-visible {
  outline: none;
  border-color: #137fec;
  box-shadow: 0 0 0 3px rgba(19, 127, 236, 0.18);
}

.select option {
  background: #fff;
  color: #0f172a;
}

.checkbox-input {
  width: 1rem;
  height: 1rem;
  accent-color: #137fec;
}

.label {
  margin-bottom: 0.375rem;
  display: block;
  color: var(--color-text-muted);
  font-size: var(--text-small);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.24);
}

.section {
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-4);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.24);
}

@media (min-width: 640px) {
  .section {
    padding: var(--space-6);
  }
}

.surface-tile {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface-raised);
}

.shell-nav-link {
  display: block;
  border-left: 2px solid transparent;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  padding: 0.625rem 0.75rem;
  font-weight: 500;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.shell-nav-link:hover {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.06);
}

.shell-nav-link-active {
  border-left-color: var(--color-text);
  background: rgba(255, 255, 255, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  color: var(--color-text);
}

.table-scroll {
  overflow-x: auto;
}

.table {
  width: 100%;
  min-width: 760px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--text-body);
}

.table thead th {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-raised);
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: left;
}

.table th,
.table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

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

.table-actions-row {
  border-bottom: 1px solid var(--color-border);
  border-left: 4px solid var(--color-text);
  background: var(--color-surface-raised);
}

.table-actions-label {
  color: var(--color-text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.table-empty {
  color: var(--color-text-muted);
  text-align: center;
  padding: 2.25rem 1rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-raised);
  color: var(--color-text);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.65rem;
}

.modal-backdrop {
  background: rgba(18, 18, 18, 0.84);
}

.modal-panel {
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}