:root {
  color-scheme: light dark;
  --bg: #0f1419;
  --surface: #1a2332;
  --text: #e8eef7;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-hover: #7dd3fc;
  --border: rgba(148, 163, 184, 0.25);
  --radius: 12px;
  font-family: system-ui, "Segoe UI", Roboto, Ubuntu, sans-serif;
  line-height: 1.5;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f8fafc;
    --surface: #ffffff;
    --text: #0f172a;
    --muted: #475569;
    --accent: #0369a1;
    --accent-hover: #0284c7;
    --border: rgba(15, 23, 42, 0.12);
  }
}

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

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

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

.admin-login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.admin-login-card {
  width: 100%;
  max-width: 22rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.admin-login-card h1 {
  margin-top: 0;
  font-size: 1.35rem;
}

.admin-login label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.admin-login input {
  padding: 0.5rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

.hidden {
  display: none !important;
}

.admin-app {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

.admin-sidebar {
  border-right: 1px solid var(--border);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--surface);
}

.brand {
  font-weight: 700;
  font-size: 1rem;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.nav-item {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
}

.nav-item:hover,
.nav-item:focus-visible {
  background: var(--border);
}

.nav-item.active {
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent);
}

.sidebar-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.admin-main {
  padding: 1rem 1.25rem 2rem;
  position: relative;
}

.admin-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.admin-toolbar h2 {
  margin: 0;
  font-size: 1.25rem;
}

.panel {
  margin-bottom: 2rem;
}

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

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table th,
.data-table td {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  font-weight: 600;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

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

.data-table code {
  font-size: 0.78rem;
  word-break: break-all;
}

.pager {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

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

.small {
  font-size: 0.85rem;
}

.error {
  color: #f87171;
  font-size: 0.9rem;
}

.btn {
  font: inherit;
  cursor: pointer;
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.btn.primary {
  background: var(--accent);
  color: var(--bg);
  border-color: transparent;
}

.btn.primary:hover {
  filter: brightness(1.08);
}

.btn.danger {
  background: #b42318;
  color: #fff;
  border-color: transparent;
}

.btn.danger:hover {
  filter: brightness(1.05);
}

.btn.ghost {
  background: transparent;
}

.btn.small {
  padding: 0.25rem 0.5rem;
  font-size: 0.85rem;
}

.detail-drawer {
  position: fixed;
  inset: 0;
  background: rgba(15, 20, 25, 0.65);
  display: flex;
  justify-content: center;
  z-index: 50;
  padding: 1rem;
}

.detail-inner {
  width: min(72rem, 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  height: 100%;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.detail-head {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.detail-head h3 {
  margin: 0;
}

.detail-body {
  padding: 1rem 1.25rem 1.5rem;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

.detail-head-main {
  min-width: 0;
}

.detail-head-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.client-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.65rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.client-tab {
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
}

.client-tab:hover {
  border-color: var(--accent);
}

.client-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #0f172a;
}

@media (prefers-color-scheme: dark) {
  .client-tab.active {
    color: #0f1419;
  }
}

.client-tab-panel {
  display: block;
}

.client-tab-panel.hidden {
  display: none !important;
}

.client-section {
  margin-bottom: 1.25rem;
}

.client-section h4 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.client-kv {
  font-size: 0.9rem;
  margin: 0.25rem 0;
}

.client-orders-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

.client-orders-table th,
.client-orders-table td {
  border: 1px solid var(--border);
  padding: 0.35rem 0.5rem;
  text-align: left;
}

.client-raw-details {
  margin-top: 1.5rem;
  font-size: 0.9rem;
}

.client-raw-details summary {
  cursor: pointer;
  color: var(--muted);
}

.client-form-error {
  margin-top: 0.5rem;
}

.json-block {
  font-size: 0.78rem;
  overflow-x: auto;
  padding: 0.75rem;
  background: var(--bg);
  border-radius: 8px;
  border: 1px solid var(--border);
  white-space: pre-wrap;
  word-break: break-word;
}

.grant-form {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.grant-form h4 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.grant-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.grant-form input,
.grant-form select {
  padding: 0.45rem 0.55rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

@media (max-width: 720px) {
  .admin-app {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }

  .admin-nav {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .sidebar-footer {
    flex-direction: row;
    align-items: center;
    width: 100%;
    justify-content: space-between;
  }
}

.checkbox-row {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  margin-top: 0.75rem;
  font-size: 0.9rem;
}

.checkbox-row input[type="checkbox"] {
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.support-summary {
  margin-bottom: 1rem;
  line-height: 1.5;
}

.support-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin-bottom: 1rem;
}

.inline-label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.85rem;
}

.inline-label input {
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  min-width: 14rem;
}

.support-section-title {
  font-size: 1rem;
  margin: 1.25rem 0 0.5rem;
}

.support-content-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin-bottom: 0.75rem;
}

.support-content-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.support-content-item {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.support-content-item-main {
  flex: 1 1 14rem;
  min-width: 0;
}

.support-content-item-title {
  font-weight: 600;
}

.support-content-item-meta {
  font-size: 0.85rem;
}

.support-content-badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  margin-right: 0.35rem;
}

.support-content-badge.overridden {
  border-color: #f59e0b;
  color: #f59e0b;
}

.support-content-editor {
  margin-bottom: 1.25rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.support-content-editor-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.support-content-editor-head h4 {
  margin: 0;
}

.support-content-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.support-content-field textarea {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  resize: vertical;
}

.support-content-editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}