/* Dark theme (default before theme.js; also explicit data-theme="dark") */
:root,
[data-theme="dark"] {
  color-scheme: dark;

  --bg: #0f1419;
  --surface: #1a2332;
  --border: #2d3a4f;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79b8ff;
  --error: #f85149;
  --success: #3fb950;

  --accent-subtle: rgba(88, 166, 255, 0.06);
  --accent-muted: rgba(88, 166, 255, 0.08);
  --accent-strong: rgba(88, 166, 255, 0.12);
  --accent-focus-ring: rgba(88, 166, 255, 0.2);
  --accent-pill-active: rgba(56, 139, 253, 0.2);
  --surface-hover: rgba(255, 255, 255, 0.04);

  --link-inline: #c9d1d9;
  --link-underline: rgba(139, 148, 158, 0.55);

  --flash-error-bg: rgba(248, 81, 73, 0.15);
  --flash-success-bg: rgba(63, 185, 80, 0.15);

  --warning-bg: rgba(210, 153, 34, 0.12);
  --warning-bg-hover: rgba(210, 153, 34, 0.22);
  --warning-border: #9e6a03;
  --warning-border-hover: #d29922;
  --warning-text: #e3b341;
  --warning-text-hover: #f0c14d;

  --tag-read-border: rgba(88, 166, 255, 0.35);
  --tag-read-bg: rgba(88, 166, 255, 0.1);
  --tag-read-text: #79b8ff;
  --tag-organize-border: rgba(163, 113, 247, 0.35);
  --tag-organize-bg: rgba(163, 113, 247, 0.1);
  --tag-organize-text: #bc8cff;
  --tag-propose-border: rgba(63, 185, 80, 0.35);
  --tag-propose-bg: rgba(63, 185, 80, 0.1);
  --tag-propose-text: #3fb950;

  --panel-error-bg: rgba(248, 81, 73, 0.1);
  --panel-error-border: rgba(248, 81, 73, 0.35);
  --status-4xx: #d29922;

  --btn-on-accent-fg: #ffffff;

  --link: #8bb9f0;
  --link-hover: #b4d4ff;
  --btn-primary-bg: #388bfd;
  --btn-primary-hover: #58a6ff;
  --btn-primary-fg: #ffffff;
  --btn-danger-bg: #b62324;
  --btn-danger-hover: #da3633;
  --btn-danger-border: #f85149;
  --btn-danger-fg: #ffffff;

  --brand-openterface: #e8923a;
  --brand-openterface-text: #f0a85c;
  --brand-openterface-bg: color-mix(in srgb, var(--brand-openterface) 10%, transparent);
  --brand-openterface-border: color-mix(in srgb, var(--brand-openterface) 40%, transparent);

  --brand-techxartisan: #a371f7;
  --brand-techxartisan-text: #bc8cff;
  --brand-techxartisan-bg: color-mix(in srgb, var(--brand-techxartisan) 10%, transparent);
  --brand-techxartisan-border: color-mix(in srgb, var(--brand-techxartisan) 40%, transparent);

  --brand-external-bg: var(--surface-hover);
  --brand-external-border: var(--border);

  --shadow-card: none;
  --input-bg: var(--bg);
  --table-header-bg: var(--bg);
}

[data-theme="light"] {
  color-scheme: light;

  --bg: #f6f8fa;
  --surface: #ffffff;
  --border: #c9d1d9;
  --border-muted: #d8dee4;
  --text: #1f2328;
  --muted: #57606a;
  --input-bg: #ffffff;
  --table-header-bg: #f6f8fa;
  --shadow-card: 0 1px 3px rgba(31, 35, 40, 0.08), 0 0 0 1px rgba(31, 35, 40, 0.04);
  --accent: #0969da;
  --accent-hover: #0550ae;
  --error: #cf222e;
  --success: #1a7f37;

  --accent-subtle: rgba(9, 105, 218, 0.06);
  --accent-muted: rgba(9, 105, 218, 0.08);
  --accent-strong: rgba(9, 105, 218, 0.12);
  --accent-focus-ring: rgba(9, 105, 218, 0.25);
  --accent-pill-active: rgba(9, 105, 218, 0.15);
  --surface-hover: rgba(31, 35, 40, 0.04);

  --link-inline: #57606a;
  --link-underline: rgba(101, 109, 118, 0.55);

  --flash-error-bg: rgba(207, 34, 46, 0.1);
  --flash-success-bg: rgba(26, 127, 55, 0.1);

  --warning-bg: rgba(191, 135, 0, 0.12);
  --warning-bg-hover: rgba(191, 135, 0, 0.2);
  --warning-border: #9a6700;
  --warning-border-hover: #bf8700;
  --warning-text: #9a6700;
  --warning-text-hover: #7d4e00;

  --tag-read-border: rgba(9, 105, 218, 0.35);
  --tag-read-bg: rgba(9, 105, 218, 0.1);
  --tag-read-text: #0550ae;
  --tag-organize-border: rgba(130, 80, 223, 0.35);
  --tag-organize-bg: rgba(130, 80, 223, 0.1);
  --tag-organize-text: #6639ba;
  --tag-propose-border: rgba(26, 127, 55, 0.35);
  --tag-propose-bg: rgba(26, 127, 55, 0.1);
  --tag-propose-text: #1a7f37;

  --panel-error-bg: rgba(207, 34, 46, 0.08);
  --panel-error-border: rgba(207, 34, 46, 0.35);
  --status-4xx: #9a6700;

  --btn-on-accent-fg: #ffffff;

  --link: #0969da;
  --link-hover: #0550ae;
  --btn-primary-bg: #0969da;
  --btn-primary-hover: #0550ae;
  --btn-primary-fg: #ffffff;
  --btn-danger-bg: #cf222e;
  --btn-danger-hover: #a40e26;
  --btn-danger-border: #cf222e;
  --btn-danger-fg: #ffffff;

  --brand-openterface: #c26a0a;
  --brand-openterface-text: #9a5500;
  --brand-openterface-bg: color-mix(in srgb, var(--brand-openterface) 8%, transparent);
  --brand-openterface-border: color-mix(in srgb, var(--brand-openterface) 45%, transparent);

  --brand-techxartisan: #8250df;
  --brand-techxartisan-text: #6639ba;
  --brand-techxartisan-bg: color-mix(in srgb, var(--brand-techxartisan) 8%, transparent);
  --brand-techxartisan-border: color-mix(in srgb, var(--brand-techxartisan) 45%, transparent);

  --brand-external-bg: var(--surface-hover);
  --brand-external-border: var(--border-muted, var(--border));
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  margin: 0;
  min-height: 100vh;
  line-height: 1.5;
}

.container {
  max-width: 560px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 0.25rem 0;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 0;
  box-shadow: var(--shadow-card, none);
}

.admin-main > .card {
  margin-bottom: 1rem;
}

.admin-page-stack > .card:last-child,
.admin-page-stack > .outbox-split:last-child {
  margin-bottom: 0;
}

.card h2 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 0.75rem 0;
}

.step-card {
  border-color: var(--accent);
  background: var(--accent-subtle);
}

.step-card a {
  color: var(--accent);
  text-decoration: none;
}

.step-card a:hover {
  text-decoration: underline;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.form-field {
  margin-bottom: 0;
}

.field-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}

.field-label-row label {
  margin-bottom: 0;
}

.btn-copy {
  padding: 0.3rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-copy:hover {
  background: var(--accent-strong);
  color: var(--accent-hover);
  border-color: var(--accent);
}

input[type="text"],
input[type="url"],
input[type="password"] {
  width: 100%;
  padding: 0.6rem 0.75rem;
  font-size: 0.9rem;
  background: var(--input-bg, var(--bg));
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  margin-bottom: 1rem;
}

input[type="number"],
select,
textarea {
  padding: 0.6rem 0.75rem;
  font-size: 0.9rem;
  background: var(--input-bg, var(--bg));
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}

textarea {
  width: 100%;
  margin-bottom: 1rem;
}

input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus-ring);
}

/* Scope presets: CREATE | READ | UPDATE | DELETE */
.scope-presets {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.scope-presets-label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-right: 0.25rem;
}

.scope-preset-btn {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
  font-weight: 500;
  background: var(--bg);
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.scope-preset-btn:hover {
  border-color: var(--accent);
  background: var(--accent-muted);
}

/* Collapsible scope sections */
.scope-sections {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: 0.5rem;
}

.scope-section {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.scope-section summary.scope-section-header {
  padding: 0.6rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg);
  transition: background 0.15s;
  justify-content: space-between;
}

.scope-section-title {
  flex: 1;
  min-width: 0;
}

.scope-section-toggle {
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  font-family: inherit;
  background: var(--surface);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 5px;
  cursor: pointer;
  flex-shrink: 0;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.scope-section-toggle:hover {
  color: var(--accent-hover);
  border-color: var(--accent);
  background: var(--accent-muted);
}

.scope-section summary.scope-section-header::-webkit-details-marker {
  display: none;
}

.scope-section summary.scope-section-header::before {
  content: '';
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform 0.2s;
  flex-shrink: 0;
}

.scope-section[open] summary.scope-section-header::before {
  transform: rotate(-135deg);
}

.scope-section summary.scope-section-header:hover {
  background: var(--accent-subtle);
}

.scope-section-content {
  padding: 0.5rem 0.75rem 0.75rem 1.25rem;
  border-top: 1px solid var(--border);
}

.scope-section-content .scopes {
  margin-top: 0;
}

.scopes {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.scope-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.scope-item:last-child {
  border-bottom: none;
}

.scope-item input {
  margin: 0.25rem 0 0 0;
  width: auto;
}

.scope-item label {
  margin: 0;
  font-weight: 400;
  cursor: pointer;
  font-size: 0.85rem;
}

.scope-desc {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

.scope-desc code {
  background: var(--bg);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.7rem;
}

.scope-desc a {
  color: var(--link-inline);
  text-decoration: underline;
  text-decoration-color: var(--link-underline);
  text-underline-offset: 2px;
}

.scope-desc a:hover {
  color: var(--text);
  text-decoration-color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  line-height: 1.25;
  background: var(--btn-primary-bg, #388bfd);
  color: var(--btn-primary-fg, #ffffff);
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
}

.btn:hover {
  background: var(--btn-primary-hover, #58a6ff);
  color: var(--btn-primary-fg, #ffffff);
  text-decoration: none;
}

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

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background: var(--accent-strong);
  color: var(--accent-hover);
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.25rem 0 0.5rem 0;
}

.form-actions {
  margin-top: 1.5rem;
}

.error-msg {
  color: var(--error);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

/* Callback page */
body.callback-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

.callback-page .card {
  max-width: 520px;
  width: 100%;
}

.callback-page .callback-header-row {
  margin-bottom: 1.25rem;
}

.callback-page .callback-header-row .callback-title {
  margin: 0;
}

.callback-page .callback-title {
  margin-top: 0;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.callback-page .callback-title.success {
  color: var(--success, #0d9488);
}

.callback-page .callback-title.success::before {
  content: "";
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230d9488' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'%3E%3C/path%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
}

.callback-page .callback-title.error {
  color: var(--error);
}

.callback-page .download-row {
  margin: 1rem 0 0.5rem 0;
}

.callback-page .download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--btn-on-accent-fg);
  background: var(--accent);
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
}

.callback-page .download-btn:hover {
  opacity: 0.9;
}

.callback-page .download-icon {
  display: inline-block;
  width: 1.1em;
  height: 1.1em;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Cpath d='M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4'%3E%3C/path%3E%3Cpolyline points='7 10 12 15 17 10'%3E%3C/polyline%3E%3Cline x1='12' y1='15' x2='12' y2='3'%3E%3C/line%3E%3C/svg%3E") center/contain no-repeat;
  vertical-align: middle;
  filter: brightness(0) invert(1);
}

.callback-page .error {
  color: var(--error);
}

.callback-page pre {
  background: var(--bg);
  padding: 1rem;
  border-radius: 8px;
  overflow: auto;
  font-size: 0.8rem;
  margin-top: 0.5rem;
}

.token-box {
  width: 100%;
  min-height: 80px;
  padding: 0.75rem;
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  margin: 0.25rem 0 1rem 0;
  resize: vertical;
}

.token-box.small {
  min-height: 60px;
}

.callback-page .short-field-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.25rem 0 0.75rem 0;
}

.callback-page .short-field {
  flex: 1;
  min-width: 0;
  padding: 0.5rem 0.75rem;
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}

.callback-page .short-field:focus {
  outline: none;
  border-color: var(--accent);
}

.callback-page .token-row {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin: 0.25rem 0 1rem 0;
}

.callback-page .token-row .token-box {
  flex: 1;
  min-width: 0;
  margin: 0;
}

.callback-page .copy-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  font-family: inherit;
  color: var(--btn-on-accent-fg);
  background: var(--accent);
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}

.callback-page .copy-btn:hover {
  opacity: 0.9;
}

.callback-page .copy-icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Crect x='9' y='9' width='13' height='13' rx='2' ry='2'%3E%3C/rect%3E%3Cpath d='M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1'%3E%3C/path%3E%3C/svg%3E") center/contain no-repeat;
  vertical-align: middle;
  filter: brightness(0) invert(1);
}

.auth-url-field {
  width: 100%;
  min-height: 120px;
  padding: 0.75rem;
  font-family: ui-monospace, monospace;
  font-size: 0.8rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  resize: vertical;
}

.callback-page a {
  color: var(--accent);
  text-decoration: none;
}

.callback-page a:hover {
  text-decoration: underline;
}

.select-all-scopes {
  font-size: 0.85rem;
  color: var(--accent);
  cursor: pointer;
  margin-bottom: 0.5rem;
}

.select-all-scopes:hover {
  text-decoration: underline;
}

/* Admin dashboard (Phase 0) */
.container.narrow {
  max-width: 420px;
}

.admin-login-page .container {
  padding-top: 4rem;
}

.admin-login-page .card .form-actions {
  margin-top: 1.25rem;
  padding-top: 0.25rem;
}

.admin-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.admin-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.admin-user {
  font-size: 0.9rem;
  color: var(--muted);
}

.flash {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.flash-error {
  background: var(--flash-error-bg);
  color: var(--error);
  border: 1px solid var(--error);
}

.flash-success {
  background: var(--flash-success-bg);
  color: var(--success);
  border: 1px solid var(--success);
}

.success-msg {
  color: var(--success);
}

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

[data-theme="light"] .btn-secondary {
  background: var(--bg);
}

.btn-secondary:hover {
  border-color: var(--accent);
  background: var(--accent-muted);
  color: var(--text);
}

.btn-small {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

.btn-danger {
  background: var(--btn-danger-bg, #da3633);
  border-color: var(--btn-danger-border, #f85149);
  color: var(--btn-danger-fg, #ffffff);
}

.btn-danger:hover {
  background: var(--btn-danger-hover, #f85149);
  color: var(--btn-danger-fg, #ffffff);
}

.btn-warning {
  background: var(--warning-bg);
  border: 1px solid var(--warning-border);
  color: var(--warning-text);
}

.btn-warning:hover {
  background: var(--warning-bg-hover);
  border-color: var(--warning-border-hover);
  color: var(--warning-text-hover);
}

.inline-form {
  display: inline;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-top: 1rem;
}

.data-table th,
.data-table td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.65rem;
  text-align: left;
}

.data-table th {
  background: var(--table-header-bg, var(--bg));
  color: var(--text);
  font-weight: 600;
}

.actions-cell {
  white-space: nowrap;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.actions-cell form {
  margin: 0;
}

.key-create-form {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.key-create-form.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem 1rem;
  align-items: end;
}

.key-create-form .form-field {
  margin: 0;
}

.key-create-form .form-field-full {
  grid-column: 1 / -1;
}

.key-create-form label {
  margin-bottom: 0.3rem;
}

.key-create-form input[type="text"],
.key-create-form input[type="number"],
.key-create-form select {
  width: 100%;
  margin-bottom: 0;
  padding: 0.5rem 0.65rem;
  font-size: 0.875rem;
  background: var(--input-bg, var(--bg));
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}

.key-create-form .form-actions {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
  padding-top: 0.25rem;
}

@media (max-width: 640px) {
  .key-create-form.form-grid {
    grid-template-columns: 1fr;
  }
}

.container:has(.admin-header) {
  max-width: 900px;
}

/* Admin shell (shared nav) */
body.admin-shell {
  margin: 0;
}

.admin-layout {
  --admin-content-max: 75rem;
  max-width: var(--admin-content-max);
  margin: 0 auto;
  padding: 0 1.25rem 2rem;
  width: 100%;
}

.admin-page-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-title-standalone {
  margin: 0 0 0.25rem;
}

.page-header-flush {
  margin-bottom: 0;
}

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0 0.75rem;
  border-bottom: 1px solid var(--border);
}

.admin-topbar-actions {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.admin-topbar-actions .admin-user {
  white-space: nowrap;
}

.admin-brand-link {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

.admin-brand-link:hover {
  color: var(--link-hover);
}

.admin-role {
  color: var(--muted);
  font-weight: 400;
}

.admin-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.75rem 0 1rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.25rem;
}

.admin-nav-link {
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  border: 1px solid transparent;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

[data-theme="light"] .admin-nav-link:not(.is-active):hover {
  background: var(--surface);
  border-color: var(--border-muted, var(--border));
  color: var(--text);
}

[data-theme="light"] .admin-nav-link.is-active {
  box-shadow: var(--shadow-card, none);
}

[data-theme="light"] .flash-error {
  border-color: color-mix(in srgb, var(--error) 35%, var(--border));
}

[data-theme="light"] .flash-success {
  border-color: color-mix(in srgb, var(--success) 35%, var(--border));
}

[data-theme="light"] .outbox-list-panel,
[data-theme="light"] .outbox-detail-panel.card {
  box-shadow: var(--shadow-card, none);
}

.admin-nav-link:hover {
  background: var(--accent-muted);
  color: var(--text);
  border-color: var(--border);
}

.admin-nav-link:visited {
  color: var(--muted);
}

.admin-nav-link.is-active,
.admin-nav-link.is-active:visited {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}

.page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0;
}

.admin-main > .page-header:not(.page-header-flush) {
  margin-bottom: 0.25rem;
}

.page-header-main {
  flex: 1;
  min-width: 200px;
}

.page-header-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.admin-page-title {
  font-size: 1.35rem;
  margin: 0 0 0.35rem;
}

.page-header .scope-desc {
  margin: 0;
}

.page-header-sub {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.block-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 0.5rem;
}

.scope-preview-block {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.scope-preview {
  margin: 0;
  padding: 0.75rem 1rem;
  max-height: 10rem;
  overflow: auto;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.75rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text);
}

.meta-grid-wide {
  margin: 0;
}

.truncate-inline {
  word-break: break-all;
}

.profile-actions-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.card-hint {
  margin: 0.75rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.data-table-compact td,
.data-table-compact th {
  padding: 0.45rem 0.6rem;
}

.data-table-keys td,
.data-table-keys th {
  vertical-align: middle;
}

.data-table-keys .col-scopes {
  width: 11rem;
}

.data-table-keys .col-actions {
  width: 1%;
  text-align: right;
}

.data-table-keys .cell-name strong {
  font-weight: 600;
}

.cell-mono {
  font-size: 0.8rem;
}

.cell-prefix {
  display: inline-block;
  max-width: 7.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: bottom;
}

.cell-scopes {
  width: 11rem;
  padding-top: 0.45rem;
  padding-bottom: 0.45rem;
}

.cell-status {
  white-space: nowrap;
}

.cell-created {
  font-size: 0.8rem;
  color: var(--muted);
}

.scope-tags {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.3rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.scope-tags li {
  margin: 0;
  padding: 0;
}

.scope-tag {
  display: inline-block;
  padding: 0.18rem 0.45rem;
  font-size: 0.65rem;
  font-weight: 600;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  line-height: 1.15;
  letter-spacing: 0.02em;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--muted);
  white-space: nowrap;
  text-transform: lowercase;
}

.table-action-group {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
}

.data-table-keys .actions-cell {
  text-align: right;
  white-space: nowrap;
}

.data-table-keys .actions-cell .btn-small {
  padding: 0.3rem 0.55rem;
  font-size: 0.75rem;
}

.agent-bundle-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.agent-bundle-hint {
  font-size: 0.8125rem;
  line-height: 1.4;
  flex: 1;
  min-width: 12rem;
}

.agent-bundle-card h2 {
  margin-bottom: 0.5rem;
}

.agent-bundle-card .agent-bundle-actions {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
  margin-top: 0.75rem;
}

.scope-tag-read {
  border-color: var(--tag-read-border);
  background: var(--tag-read-bg);
  color: var(--tag-read-text);
}

.scope-tag-organize {
  border-color: var(--tag-organize-border);
  background: var(--tag-organize-bg);
  color: var(--tag-organize-text);
}

.scope-tag-propose {
  border-color: var(--tag-propose-border);
  background: var(--tag-propose-bg);
  color: var(--tag-propose-text);
}

.cc-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.cc-tags li {
  margin: 0;
  padding: 0;
}

.cc-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.45rem;
  font-size: 0.8rem;
  line-height: 1.2;
  border-radius: 5px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

.cc-tag-auto {
  border-color: var(--tag-propose-border);
  background: var(--tag-propose-bg);
  color: var(--tag-propose-text);
}

.cc-tag-agent {
  border-color: var(--tag-read-border);
  background: var(--tag-read-bg);
  color: var(--tag-read-text);
}

.cc-tag-label {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: 0.85;
}

.cc-tag-remove {
  margin: 0;
  padding: 0 0.15rem;
  border: none;
  background: transparent;
  color: inherit;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.7;
}

.cc-tag-remove:hover {
  opacity: 1;
}

.cc-tags-hint {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
}

.batch-cc-sender-label,
.batch-reject-reason-label {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.batch-reject-reason-label .reject-reason-input {
  display: block;
  width: 100%;
  max-width: 28rem;
  margin-top: 0.35rem;
}

/* Agent API key permission picker (dashboard) */
.agent-scope-picker {
  border: none;
  padding: 0;
  margin: 0;
  min-width: 0;
}

.agent-scope-picker legend {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
  padding: 0;
  margin-bottom: 0.35rem;
}

.agent-scope-intro {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
  margin: 0 0 0.5rem;
}

.agent-scope-presets {
  margin-bottom: 0.25rem;
}

.agent-scopes {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.15rem 0.75rem;
  background: var(--bg);
}

.agent-scopes .scope-item {
  padding: 0.65rem 0;
}

.agent-scope-label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.agent-scopes .scope-item label .scope-desc {
  display: block;
  margin-top: 0;
  line-height: 1.4;
}

.summary-json {
  font-size: 0.72rem;
  white-space: pre-wrap;
  word-break: break-word;
  display: block;
  max-width: 20rem;
  line-height: 1.35;
}

.admin-main a.table-link,
.admin-main a.filter-clear,
.filter-bar a.filter-pill,
.pagination a.filter-pill {
  color: var(--link);
  text-decoration: none;
}

.admin-main a.table-link:hover,
.admin-main a.filter-clear:hover,
.filter-bar a.filter-pill:hover,
.pagination a.filter-pill:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

.admin-main a.table-link:visited,
.admin-main a.filter-clear:visited,
.filter-bar a.filter-pill:visited,
.pagination a.filter-pill:visited {
  color: var(--link);
}

/* Buttons must not inherit text-link / :visited colors */
.admin-main a.btn,
.admin-main a.btn:visited,
.admin-main a.btn:hover,
.admin-main a.btn:active,
.admin-main button.btn,
.admin-main button.btn:hover {
  color: var(--btn-primary-fg, #ffffff);
  text-decoration: none;
}

.admin-main a.btn-secondary,
.admin-main a.btn-secondary:visited,
.admin-main button.btn-secondary {
  color: var(--text);
}

.admin-main a.btn-danger,
.admin-main a.btn-danger:visited,
.admin-main button.btn-danger {
  color: var(--btn-danger-fg, #ffffff);
}

.admin-main a.btn-warning,
.admin-main a.btn-warning:visited,
.admin-main button.btn-warning {
  color: var(--warning-text);
  text-decoration: none;
}

.admin-main a.btn-warning:hover,
.admin-main button.btn-warning:hover {
  color: var(--warning-text-hover);
}

.card-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.card-row-body {
  flex: 1;
  min-width: 12rem;
}

.card-row-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.card-footer-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

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

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0;
}

.filter-bar-inline {
  margin: 0;
}

.outbox-toolbar {
  padding: 0.85rem 1.25rem;
  margin-bottom: 0;
}

.outbox-toolbar .filter-bar {
  margin: 0;
}

.filter-label {
  color: var(--muted);
  font-size: 0.85rem;
}

.filter-pill {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--muted);
  background: transparent;
}

.filter-pill:hover {
  color: var(--text);
  border-color: var(--accent);
  background: var(--accent-subtle);
  text-decoration: none;
}

.filter-pill:visited {
  color: var(--muted);
}

.filter-pill.is-active,
.filter-pill.is-active:visited,
.filter-pill.is-active:hover {
  background: var(--accent-pill-active);
  border-color: var(--accent);
  color: var(--text);
  text-decoration: none;
}

.filter-clear {
  font-size: 0.875rem;
  padding: 0.35rem 0.65rem;
  color: var(--muted);
  text-decoration: none;
  border-radius: 6px;
}

.filter-clear:hover {
  color: var(--text);
  background: var(--surface-hover);
  text-decoration: none;
}

/* Outbox split panel */
.outbox-split {
  display: grid;
  grid-template-columns: minmax(240px, 340px) 1fr;
  gap: 1rem;
  align-items: stretch;
  min-height: 420px;
}

@media (max-width: 860px) {
  .outbox-split {
    grid-template-columns: 1fr;
  }
}

.outbox-list-panel,
.outbox-detail-panel {
  display: flex;
  flex-direction: column;
  min-height: 360px;
  min-width: 0;
}

.outbox-list-panel {
  padding: 0;
  overflow: hidden;
}

.panel-empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.5rem;
  padding: 2rem 1.25rem;
  margin: 0;
  min-height: 280px;
}

.outbox-list-panel .panel-empty-state {
  border-radius: 0 0 11px 11px;
}

.panel-empty-state-muted {
  opacity: 0.92;
}

.panel-empty-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  line-height: 1;
  border-radius: 50%;
  background: var(--accent-muted);
  border: 1px solid var(--border);
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.panel-empty-state-failed .panel-empty-icon {
  background: var(--panel-error-bg);
  border-color: var(--panel-error-border);
  color: var(--error);
}

.panel-empty-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.panel-empty-desc {
  margin: 0;
  max-width: 16rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--muted);
}

.panel-empty-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.outbox-list-table {
  margin: 0;
  border: none;
}

.outbox-list-table th,
.outbox-list-table td {
  border-left: none;
  border-right: none;
}

.outbox-row-link {
  display: block;
  padding: 0.65rem 0.75rem;
  text-decoration: none;
  color: inherit;
}

.outbox-row.is-selected .outbox-row-link {
  background: var(--accent-strong);
}

.outbox-row-to {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
}

.outbox-row-subject {
  display: block;
  font-weight: 500;
  margin: 0.15rem 0;
  flex: 1;
  min-width: 0;
}

.outbox-row-subject-line {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.outbox-attach-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-strong);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: 999px;
  padding: 0.1rem 0.45rem;
  flex-shrink: 0;
}

.outbox-attach-icon {
  display: block;
}

.outbox-row-attachments {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-left: 0.35rem;
}

.outbox-attachments-card {
  margin: 0 0 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}

.outbox-attachments-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.35rem 0.75rem;
  margin-bottom: 0.65rem;
}

.outbox-attachments-header h3 {
  margin: 0;
  font-size: 0.95rem;
}

.outbox-attachments-summary {
  margin: 0;
  font-size: 0.8rem;
}

.outbox-attachment-banner {
  margin: 0 0 0.65rem;
  padding: 0.55rem 0.65rem;
  border-radius: 6px;
  font-size: 0.85rem;
}

.outbox-attachment-banner-error {
  background: color-mix(in srgb, var(--error) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--error) 35%, transparent);
  color: var(--error);
}

.action-toolbar-banner {
  flex: 1 1 100%;
}

.outbox-attachment-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.outbox-attachment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
}

.outbox-attachment-row-main {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  min-width: 0;
  flex: 1;
}

.outbox-attachment-name {
  font-weight: 500;
  word-break: break-word;
}

.outbox-attachment-index {
  font-size: 0.75rem;
}

.outbox-attachment-size {
  font-size: 0.75rem;
}

.outbox-attachment-status {
  text-transform: capitalize;
}

.status-attach-ready {
  border-color: var(--success);
  color: var(--success);
}

.status-attach-stale {
  border-color: #c9a227;
  color: #a67c00;
}

.status-attach-no_cache,
.status-attach-no-cache {
  border-color: var(--error);
  color: var(--error);
}

.outbox-attachment-row-actions {
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .outbox-attachment-row {
    flex-direction: column;
    align-items: stretch;
  }

  .outbox-attachment-row-actions {
    width: 100%;
  }

  .outbox-attachment-row-actions .btn {
    width: 100%;
    text-align: center;
  }

  .outbox-row-subject-line {
    flex-direction: column;
    align-items: flex-start;
  }
}

.outbox-attachment-list {
  margin: 0;
  padding-left: 1.25rem;
}

.status-badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.status-pending { border-color: var(--accent); color: var(--accent); }
.status-sent { border-color: var(--success); color: var(--success); }
.status-rejected { border-color: var(--muted); }
.status-failed { border-color: var(--error); color: var(--error); }

.send-quota-banner {
  border-left: 4px solid var(--accent);
  margin-bottom: 1rem;
}

.send-quota-warn { border-left-color: #d4a012; }
.send-quota-blocked,
.send-quota-circuit_open { border-left-color: var(--error); }

.send-quota-title { margin: 0 0 0.35rem; }
.send-quota-stats { margin: 0; }
.send-quota-action { margin: 0.5rem 0 0; }

.outbox-detail-panel {
  min-height: 360px;
}

.outbox-detail-panel.card {
  overflow-x: clip;
}

.outbox-detail-panel > .panel-empty-state {
  flex: 1;
}

.outbox-detail-header h2 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
}

.outbox-detail-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}

.outbox-detail-title-row h2 {
  flex: 1;
  min-width: 0;
  margin: 0;
}

.outbox-share-btn {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
}

.outbox-share-icon {
  display: block;
}

.outbox-share-btn.is-copied {
  border-color: var(--success, #2d8a4e);
  color: var(--success, #2d8a4e);
}

.outbox-meta {
  color: var(--muted);
  font-size: 0.85rem;
}

.meta-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  font-size: 0.9rem;
  margin: 1rem 0;
}

.meta-grid dt {
  color: var(--muted);
  margin: 0;
}

.meta-grid dd {
  margin: 0;
}

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

.outbox-from-notice {
  margin-top: 0.5rem;
  padding: 0.65rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.outbox-from-warning {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  color: var(--warning, #b8860b);
}

.outbox-from-info {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.outbox-from-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.reply-thread-section {
  margin: 1.5rem 0 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.reply-thread-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.reply-thread-header h3 {
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}

.reply-thread-desc,
.reply-thread-hint,
.reply-thread-unavailable {
  font-size: 0.85rem;
  margin: 0 0 0.75rem;
}

.reply-thread-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.reply-thread-message {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  overflow: hidden;
}

.reply-thread-message.is-anchor {
  border-color: var(--accent-focus-ring);
  box-shadow: 0 0 0 1px var(--accent-subtle);
}

.reply-thread-message.brand-external {
  border-left: 4px solid var(--brand-external-border);
}

.reply-thread-message.brand-openterface {
  border-left: 4px solid var(--brand-openterface-border);
}

.reply-thread-message.brand-openterface .reply-thread-message-header {
  background: var(--brand-openterface-bg);
}

.reply-thread-message.brand-techxartisan {
  border-left: 4px solid var(--brand-techxartisan-border);
}

.reply-thread-message.brand-techxartisan .reply-thread-message-header {
  background: var(--brand-techxartisan-bg);
}

.sender-brand-pill {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  border: 1px solid transparent;
}

.sender-brand-pill-openterface {
  color: var(--brand-openterface-text);
  background: var(--brand-openterface-bg);
  border-color: var(--brand-openterface-border);
}

.sender-brand-pill-techxartisan {
  color: var(--brand-techxartisan-text);
  background: var(--brand-techxartisan-bg);
  border-color: var(--brand-techxartisan-border);
}

.email-preview.brand-openterface {
  border-left: 4px solid var(--brand-openterface-border);
  padding-left: 0.85rem;
  margin-left: -0.85rem;
}

.email-preview.brand-techxartisan {
  border-left: 4px solid var(--brand-techxartisan-border);
  padding-left: 0.85rem;
  margin-left: -0.85rem;
}

.email-preview.brand-external {
  border-left: 4px solid var(--brand-external-border);
  padding-left: 0.85rem;
  margin-left: -0.85rem;
}

.reply-thread-message-header {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.reply-thread-message-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.65rem;
  font-size: 0.85rem;
}

.reply-thread-anchor-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  background: var(--accent-pill-active);
  color: var(--accent);
}

.reply-thread-from {
  font-weight: 600;
}

.reply-thread-subject {
  margin: 0.35rem 0 0;
  font-size: 0.9rem;
}

.reply-thread-to {
  margin: 0.2rem 0 0;
  font-size: 0.8rem;
}

.reply-thread-body {
  padding: 0.75rem 0.85rem;
  max-height: 20rem;
  overflow: auto;
}

.reply-thread-message.is-summary-only .reply-thread-body {
  max-height: 8rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.reply-thread-quoted {
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.reply-thread-quoted-summary {
  cursor: pointer;
  padding: 0.5rem 0.85rem;
  font-size: 0.8rem;
  color: var(--muted);
  user-select: none;
}

.reply-thread-quoted-summary:hover {
  color: var(--text);
}

.reply-thread-quoted-body {
  padding: 0.65rem 0.85rem 0.85rem;
  max-height: 16rem;
  overflow: auto;
  border-top: 1px dashed var(--border);
  font-size: 0.9rem;
  color: var(--muted);
}

.reply-thread-expand-bar {
  padding: 0.5rem 0.85rem 0.75rem;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.reply-thread-message.is-loading {
  opacity: 0.85;
}

.reply-thread-message.is-expanded .reply-thread-body {
  max-height: 20rem;
  color: var(--text);
}

.email-preview h3 {
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}

.email-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.outbox-edit-form {
  margin-top: 0.25rem;
}

.outbox-edit-hint {
  font-size: 0.85rem;
  margin: 0 0 0.75rem;
}

.outbox-edit-fields {
  gap: 0.75rem;
}

.outbox-edit-label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.outbox-edit-label-full {
  grid-column: 1 / -1;
}

.outbox-edit-input,
.outbox-edit-textarea,
.outbox-edit-file {
  width: 100%;
  font-size: 0.9rem;
}

.outbox-edit-textarea {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  line-height: 1.45;
  resize: vertical;
  min-height: 12rem;
}

.outbox-body-editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.outbox-body-mode-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg);
}

.outbox-body-mode-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
}

.outbox-body-mode-btn.is-active {
  background: var(--card);
  color: var(--text);
  font-weight: 600;
}

.outbox-body-mode-btn:hover {
  color: var(--text);
}

.outbox-body-plain-hint {
  font-size: 0.8rem;
}

.outbox-edit-quill-wrap {
  margin-top: 0.35rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  overflow: hidden;
}

.outbox-edit-quill {
  min-height: 14rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.outbox-edit-quill-wrap .ql-toolbar.ql-snow {
  border: 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.outbox-edit-quill-wrap .ql-container.ql-snow {
  border: 0;
  font-family: inherit;
}

.outbox-edit-quill-wrap .ql-editor {
  min-height: 12rem;
}

.outbox-edit-quill-wrap .ql-editor ol,
.outbox-edit-quill-wrap .ql-editor ul {
  padding-left: 1.5em;
}

.outbox-edit-quill-wrap .ql-toolbar button.ql-undo,
.outbox-edit-quill-wrap .ql-toolbar button.ql-redo {
  width: 1.75rem;
  padding: 0;
}

.outbox-edit-quill-wrap .ql-toolbar .ql-undo::before {
  content: "↩";
  font-size: 1rem;
  line-height: 1;
}

.outbox-edit-quill-wrap .ql-toolbar .ql-redo::before {
  content: "↪";
  font-size: 1rem;
  line-height: 1;
}

.outbox-edit-quill-wrap .ql-toolbar button.ql-undo:disabled,
.outbox-edit-quill-wrap .ql-toolbar button.ql-redo:disabled,
.outbox-edit-quill-wrap .ql-toolbar button.ql-undo.ql-disabled,
.outbox-edit-quill-wrap .ql-toolbar button.ql-redo.ql-disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.outbox-edit-textarea-source {
  margin-top: 0.35rem;
}

.outbox-edit-attachment-list {
  list-style: none;
  margin: 0.35rem 0 0.75rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.outbox-edit-attachment-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.outbox-edit-file-label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

#outbox-action-toolbar[data-mode="edit"] .action-toolbar-secondary {
  grid-template-columns: auto;
}

#outbox-content-root[data-mode="edit"] + #outbox-action-toolbar .action-toolbar-primary {
  flex-shrink: 0;
}

.email-preview-body {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  overflow-x: auto;
  overflow-y: visible;
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
  font-size: 0.9rem;
  line-height: 1.5;
}

.email-preview-body a {
  color: var(--link);
}

.email-preview-body img {
  max-width: 100%;
  height: auto;
  display: inline-block;
  vertical-align: middle;
}

.email-preview-body table {
  border-collapse: collapse;
  max-width: 100%;
}

.email-preview-body td,
.email-preview-body th {
  max-width: 100%;
  word-break: break-word;
}

.email-preview-body pre.email-plain {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: inherit;
  background: transparent;
  border: none;
  padding: 0;
}

.action-toolbar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: stretch;
  gap: 0.75rem;
  margin-top: 1.25rem;
  padding: 1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.action-toolbar .inline-form {
  display: flex;
  align-items: stretch;
}

.action-toolbar-primary {
  flex-shrink: 0;
}

.action-toolbar-secondary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: stretch;
  gap: 0.5rem;
  min-width: 0;
}

@media (max-width: 560px) {
  .action-toolbar {
    grid-template-columns: 1fr;
  }

  .action-toolbar-secondary {
    grid-template-columns: 1fr;
  }
}

.outbox-reject-form {
  display: flex;
  flex: 1;
  align-items: stretch;
  gap: 0.5rem;
  min-width: 0;
}

.reject-reason-input {
  flex: 1;
  min-width: 0;
  padding: 0.55rem 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.875rem;
  font-family: inherit;
}

.reject-reason-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-focus-ring);
}

.reject-reason-input::placeholder {
  color: var(--muted);
}

/* Activity log */
.activity-filters {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
  gap: 1rem 1.25rem;
  align-items: end;
  margin-bottom: 0;
}

.card-table {
  padding: 0;
  overflow: hidden;
}

.card-table .data-table {
  margin: 0;
  border: none;
}

.card-table .data-table th,
.card-table .data-table td {
  border-left: none;
  border-right: none;
}

.card-table .pagination {
  padding: 0.75rem 1.25rem 1rem;
  margin: 0;
  border-top: 1px solid var(--border);
}

.activity-filters .filter-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.activity-filters-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  padding-top: 0.75rem;
  margin-top: 0.25rem;
  border-top: 1px solid var(--border);
}

.activity-filters label {
  font-size: 0.8rem;
  color: var(--muted);
}

.activity-filters select,
.activity-filters input[type="text"],
.activity-filters input[type="number"],
.key-create-form select {
  padding: 0.45rem 0.6rem;
  background: var(--input-bg, var(--bg));
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  min-width: 140px;
  margin-bottom: 0;
}

.activity-table .route-cell {
  font-size: 0.75rem;
  word-break: break-all;
}

.summary-cell code {
  font-size: 0.72rem;
  white-space: pre-wrap;
  word-break: break-word;
  display: block;
  max-width: 280px;
}

.status-code.status-2xx { color: var(--success); }
.status-code.status-4xx { color: var(--status-4xx); }
.status-code.status-5xx { color: var(--error); }

.nowrap {
  white-space: nowrap;
}

.pagination {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
}

.page-info {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Theme toggle */
.theme-toggle-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 2rem;
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: inherit;
  line-height: 1.25;
  background: var(--surface);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

[data-theme="light"] .theme-toggle {
  background: var(--bg);
}

.theme-toggle:hover {
  color: var(--text);
  border-color: var(--accent);
  background: var(--accent-muted);
}

.theme-toggle-icon {
  font-size: 0.9rem;
  line-height: 1;
}

.container-header-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.25rem;
}

.container-header-row h1 {
  margin-bottom: 0;
}

.subtitle a {
  color: var(--link);
}

.subtitle a:hover {
  color: var(--link-hover);
}

.admin-header-link {
  margin: 0;
  font-size: 0.9rem;
}

.back-link {
  margin: 0;
}

.callback-page a {
  color: var(--link);
}

.callback-page a:hover {
  color: var(--link-hover);
}

/* —— Admin UI polish (account mgmt, forms, outbox) —— */

.admin-account-menu {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-left: 0.75rem;
  border-left: 1px solid var(--border);
}

.admin-user {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
  line-height: 1.3;
}

.admin-user-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
}

.admin-account-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.4rem;
}

.role-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--muted);
}

.role-badge-superadmin {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  background: var(--accent-muted);
  color: var(--accent);
}

.role-badge-operator {
  border-color: color-mix(in srgb, var(--success) 35%, var(--border));
  background: var(--tag-propose-bg);
  color: var(--tag-propose-text);
}

.breadcrumb {
  margin: 0 0 0.35rem;
  font-size: 0.8125rem;
  color: var(--muted);
}

.breadcrumb a {
  color: var(--link);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

.admin-nav {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  flex-wrap: nowrap;
}

.admin-nav-link {
  flex-shrink: 0;
}

@media (max-width: 720px) {
  .admin-topbar {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .admin-topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .admin-account-menu {
    border-left: none;
    padding-left: 0;
    flex: 1;
    justify-content: flex-end;
  }
}

/* Shared admin forms (users, change password) */
.admin-form.form-grid,
.card-form .admin-form.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  align-items: start;
}

.admin-form .form-field {
  margin: 0;
}

.admin-form .form-field-full {
  grid-column: 1 / -1;
}

.admin-form label {
  margin-bottom: 0.35rem;
}

.admin-form input[type="text"],
.admin-form input[type="password"],
.admin-form select {
  width: 100%;
  margin-bottom: 0;
}

.admin-form .form-hint {
  margin: 0.35rem 0 0;
  font-size: 0.8125rem;
}

.admin-form .form-actions,
.admin-form .form-actions-stretch {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.form-actions-stretch .btn-block {
  width: 100%;
}

.btn-block {
  display: flex;
  width: 100%;
}

.card-form h2 {
  margin-top: 0;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.card-form + .card-form {
  margin-top: 0;
}

.checkbox-list {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-height: 16rem;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  padding: 0.5rem;
}

.checkbox-list li {
  margin: 0;
}

.checkbox-list label {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin: 0;
  padding: 0.55rem 0.65rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.4;
  transition: background 0.12s;
}

.checkbox-list label:hover {
  background: var(--surface-hover);
}

.checkbox-list input[type="checkbox"] {
  margin: 0.2rem 0 0;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.checkbox-list code {
  font-size: 0.8em;
  color: var(--muted);
}

.admin-layout-centered .admin-main {
  display: flex;
  justify-content: center;
  padding-top: 1rem;
}

.card-narrow {
  max-width: 28rem;
  width: 100%;
  margin: 0 auto;
}

/* Outbox list row alignment */
.outbox-row-cell {
  padding: 0 !important;
}

.outbox-row-link {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr) auto;
  gap: 0.5rem 1rem;
  align-items: center;
  padding: 0.7rem 0.85rem;
}

.outbox-row-to {
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.outbox-row-subject {
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.outbox-list-table thead th {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding: 0.55rem 0.85rem;
  background: var(--table-header-bg, var(--bg));
}

/* Batch approve */
.batch-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
}

.batch-page-count {
  color: var(--muted);
  font-weight: 400;
}

.batch-selected-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--accent-subtle);
  color: var(--accent);
}

.batch-running-hint {
  font-size: 0.8rem;
}

.batch-select-all-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  cursor: pointer;
}

.batch-approve-panel {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}

.batch-interval-fieldset {
  border: none;
  margin: 0.75rem 0;
  padding: 0;
}

.batch-interval-fieldset legend {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.batch-radio {
  display: block;
  margin: 0.35rem 0;
  font-size: 0.875rem;
}

.batch-interval-inputs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.35rem 0 0.65rem 1.25rem;
}

.batch-interval-input {
  width: 5rem;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--input-bg, var(--bg));
  color: var(--text);
}

.batch-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.batch-progress-card {
  margin-bottom: 1rem;
}

.batch-progress-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  margin-bottom: 0.65rem;
}

.batch-progress-track {
  height: 8px;
  border-radius: 4px;
  background: var(--border);
  overflow: hidden;
}

.batch-progress-bar {
  height: 100%;
  background: var(--accent);
  border-radius: 4px;
  transition: width 0.3s ease;
}

.batch-progress-text {
  margin: 0.5rem 0 0;
}

.outbox-cb-col {
  width: 2.25rem;
  padding: 0.7rem 0 0.7rem 0.85rem !important;
  vertical-align: middle;
}

.outbox-list-table .outbox-row.is-selected .outbox-cb-col {
  background: var(--accent-muted);
}

.outbox-list-table .outbox-row.is-selected .outbox-row-cell {
  background: var(--accent-muted);
}

.outbox-list-table tbody tr:hover .outbox-cb-col,
.outbox-list-table tbody tr:hover .outbox-row-cell {
  background: var(--surface-hover);
}

@media (max-width: 520px) {
  .outbox-row-link {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
  }

  .outbox-row-to {
    grid-column: 1 / -1;
  }

  .outbox-row-subject {
    grid-column: 1;
  }

  .outbox-row-link .status-badge {
    grid-column: 2;
    grid-row: 2;
    justify-self: end;
  }
}

@media (max-width: 640px) {
  .admin-form.form-grid,
  .card-form .admin-form.form-grid {
    grid-template-columns: 1fr;
  }
}