/* ═══════════════════════════════════════════════════════
   Scallyon — Design System Premium (Dark)
   ═══════════════════════════════════════════════════════ */

/* --- Tokens --- */
:root {
  --bg: #0a0c10;
  --bg-subtle: #0f1115;
  --card: #14171e;
  --card-hover: #181c25;
  --border: #1e222c;
  --border-hover: #2a2f3b;
  --text: #e8eaed;
  --text-secondary: #b0b5c0;
  --muted: #7a8194;
  --accent: #3b7dff;
  --accent-hover: #5a94ff;
  --accent-glow: rgba(59, 125, 255, 0.12);
  --error: #f06565;
  --error-bg: rgba(240, 101, 101, 0.08);
  --error-border: rgba(240, 101, 101, 0.2);
  --success: #34c770;
  --success-bg: rgba(52, 199, 112, 0.08);
  --success-border: rgba(52, 199, 112, 0.2);
  --warn: #e5a83a;
  --warn-bg: rgba(229, 168, 58, 0.08);
  --warn-border: rgba(229, 168, 58, 0.2);
  --radius: 10px;
  --radius-lg: 14px;
  --radius-sm: 6px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.25);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.35);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }
img { display: block; max-width: 100%; }

/* --- Auth Card Layout (login, 2FA, invite) --- */
.auth-layout {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(59,125,255,0.04) 0%, transparent 60%),
    var(--bg);
}
.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
}
.auth-card .logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
}
.auth-card .logo-wrap img { height: 28px; width: auto; }

/* --- App Shell (topbar + content) --- */
.app-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  height: 56px;
  background: rgba(14, 17, 23, 0.85);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--border);
}
.app-topbar .logo img { height: 22px; width: auto; }
.app-nav { display: flex; align-items: center; gap: 4px; }
.app-nav a {
  color: var(--muted);
  font-size: 0.835rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  text-decoration: none;
}
.app-nav a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.app-nav a.active { color: var(--text); background: rgba(255,255,255,0.06); }
.app-nav .sep {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 8px;
}
.app-nav .logout-link { color: var(--muted); cursor: pointer; }
.app-nav .logout-link:hover { color: var(--error); }

/* --- Hamburger toggle (hidden on desktop) --- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-toggle:hover, .nav-toggle.active { color: var(--text); background: rgba(255,255,255,0.06); }

.app-content {
  max-width: 1080px;
  margin: 0 auto;
  padding: 36px 28px 60px;
}

/* --- Typography --- */
h1 { font-size: 1.5rem; font-weight: 600; margin: 0 0 6px; letter-spacing: -0.01em; }
h2 { font-size: 1.1rem; font-weight: 600; margin: 28px 0 12px; letter-spacing: -0.01em; }
.page-subtitle {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 28px;
}

/* --- Cards --- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.card:hover {
  border-color: var(--border-hover);
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 24px;
}
.card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}
.card-link .card { cursor: pointer; }
.card-link .card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-glow);
}
.card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 14px;
  background: var(--accent-glow);
}
.card-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.card-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
}

/* --- Forms --- */
label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 6px;
  margin-top: 18px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
input::placeholder { color: var(--muted); opacity: 0.6; }
select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
  transition: border-color var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%237a8194' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 3px rgba(59,125,255,0.3);
}
.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 2px 8px rgba(59,125,255,0.35);
  transform: translateY(-1px);
}
.btn-block { width: 100%; margin-top: 24px; }
.btn-sm {
  padding: 5px 12px;
  font-size: 0.78rem;
  border-radius: var(--radius-sm);
}
.btn-ghost {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.03);
}
.btn-danger:hover {
  color: var(--error);
  border-color: var(--error-border);
  background: var(--error-bg);
}

/* --- Alerts / Messages --- */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  line-height: 1.5;
  margin-top: 16px;
}
.alert-error {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  color: var(--error);
}
.alert-success {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  color: var(--success);
}
.alert-warn {
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  color: var(--warn);
}
.alert-success a { color: var(--success); text-decoration: underline; }

/* --- Tables --- */
.table-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 11px 16px;
  font-size: 0.84rem;
  border-bottom: 1px solid var(--border);
}
th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(255,255,255,0.02);
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.015); }

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.badge-success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge-error { background: var(--error-bg); color: var(--error); border: 1px solid var(--error-border); }
.badge-accent { background: var(--accent-glow); color: var(--accent-hover); border: 1px solid rgba(59,125,255,0.2); }
.badge-muted { background: rgba(122,129,148,0.1); color: var(--muted); border: 1px solid rgba(122,129,148,0.15); }
.badge-warn { background: var(--warn-bg); color: var(--warn); border: 1px solid var(--warn-border); }

/* --- Inline forms (table actions) --- */
.inline-form { display: inline; margin: 0 3px 0 0; }

/* --- Role toggle (invitations) --- */
.role-toggle { display: flex; gap: 16px; margin-top: 8px; }
.role-toggle label {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  font-size: 0.85rem;
  color: var(--text);
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
}

/* --- QR box (setup 2FA) --- */
.qr-box {
  background: white;
  padding: 16px;
  border-radius: 8px;
  text-align: center;
  margin: 20px 0;
}
.qr-box img { max-width: 200px; margin: 0 auto; }
.secret {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.78rem;
  color: var(--muted);
  word-break: break-all;
  text-align: center;
  margin-top: 8px;
}

/* --- Hints --- */
.hint {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 10px;
  line-height: 1.5;
}

/* --- Welcome banner (dashboard) --- */
.welcome {
  margin-bottom: 8px;
}
.welcome h1 {
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.welcome p {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 4px 0 0;
}

/* --- Info grid (profile) --- */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.info-item label {
  margin-top: 0;
}
.info-value {
  font-size: 0.9rem;
  color: var(--text);
  margin-top: 2px;
}

/* --- Section divider --- */
.section-divider {
  height: 1px;
  background: var(--border);
  margin: 32px 0;
}

/* --- Word break for long URLs --- */
.break-all { word-break: break-all; }

/* --- User cards (admin) --- */
.user-card { margin-bottom: 12px; padding: 18px; }
.user-card-header { margin-bottom: 10px; }
.user-card-name { font-weight: 600; font-size: 0.95rem; }
.user-card-email { color: var(--muted); font-size: 0.82rem; margin-top: 2px; }
.user-card-badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.user-card-info { margin-bottom: 14px; }
.user-card-row {
  display: flex;
  justify-content: space-between;
  padding: 5px 0;
  font-size: 0.84rem;
  border-bottom: 1px solid var(--border);
}
.user-card-row:last-child { border-bottom: none; }
.user-card-label { color: var(--muted); }
.user-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.user-card-actions .btn { flex: none; }

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .app-topbar { padding: 0 16px; flex-wrap: wrap; height: auto; min-height: 56px; }
  .app-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 2px;
    padding: 8px 0 12px;
    border-top: 1px solid var(--border);
  }
  .app-nav.open { display: flex; }
  .app-nav a {
    padding: 10px 12px;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
  }
  .app-nav a:hover, .app-nav a.active { background: rgba(255,255,255,0.06); }
  .app-nav .sep { width: 100%; height: 1px; margin: 6px 0; }
  .app-nav form { width: 100%; }
  .app-nav .logout-link {
    display: block;
    padding: 10px 12px;
    font-size: 0.9rem;
  }
}
@media (max-width: 640px) {
  .app-content { padding: 24px 16px 48px; }
  .auth-card { padding: 28px 24px; }
  .card-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  table { font-size: 0.8rem; }
  th, td { padding: 8px 10px; }
  h1 { font-size: 1.25rem; }
  .model-current { font-size: 0.85rem; }
  .fb-row { flex-wrap: wrap; }
  .fb-content { min-width: 100%; }
  select { font-size: 0.85rem; }
}

/* --- Setup Guide (onboarding) --- */
.setup-guide {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 32px;
  margin-bottom: 32px;
}
.setup-title {
  color: var(--text);
  font-size: 1.2rem;
  margin: 0 0 4px;
}
.setup-subtitle {
  color: var(--muted);
  font-size: 0.88rem;
  margin: 0 0 24px;
}
.setup-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.setup-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 18px;
  background: var(--bg);
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  opacity: 0.5;
  transition: opacity 0.2s, border-color 0.2s;
}
.setup-step.completed {
  opacity: 0.7;
  border-color: var(--success);
}
.setup-step.active {
  opacity: 1;
  border-color: var(--accent);
}
.step-number {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--border);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
}
.step-number.done {
  background: var(--success);
  color: #fff;
}
.setup-step.active .step-number {
  background: var(--accent);
  color: #fff;
}
.step-title {
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 4px;
}
.step-desc {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
}
.provider-list {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.provider-item {
  color: var(--text-secondary);
  font-size: 0.84rem;
  padding: 8px 12px;
  background: var(--card);
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
}
.provider-item a {
  color: var(--accent);
  text-decoration: none;
}
.provider-item a:hover {
  text-decoration: underline;
}
.provider-hint {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  margin-top: 2px;
}
.slug-link {
  color: var(--accent);
  text-decoration: none;
  font-family: monospace;
  font-size: 0.85rem;
}
.slug-link:hover {
  text-decoration: underline;
}

/* --- Back button --- */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 500;
  margin-bottom: 16px;
  padding: 6px 12px 6px 8px;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.back-btn:hover {
  color: var(--text);
  background: var(--border-subtle);
}

/* --- Propagate options --- */
.propagate-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}
.check-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.check-option:hover {
  border-color: var(--accent);
}
.check-option input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--accent);
}
.check-desc {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 2px;
}

/* --- Model selector --- */
.model-current {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
}
.model-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
}
.model-info-row + .model-info-row {
  border-top: 1px solid var(--border);
}
.model-label {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
}
.model-value {
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 600;
}
/* --- Fallback list (drag & drop) --- */
.fb-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}
.fb-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.15s, box-shadow 0.15s, opacity 0.15s;
  cursor: grab;
}
.fb-row:active { cursor: grabbing; }
.fb-row.fb-dragging { opacity: 0.4; }
.fb-row.fb-dragover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 25%, transparent);
}
.fb-handle {
  color: var(--muted);
  font-size: 1rem;
  cursor: grab;
  user-select: none;
  flex-shrink: 0;
}
.fb-num {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  min-width: 18px;
  text-align: center;
  flex-shrink: 0;
}
.fb-content { flex: 1; min-width: 0; }
.fb-model-display {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.fb-model-display code {
  font-size: 0.85rem;
  color: var(--text);
}
.fb-provider-tag {
  font-size: 0.7rem;
  color: var(--muted);
  background: var(--card);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
}
.btn-edit-inline {
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--accent);
  font-size: 0.7rem;
  padding: 1px 6px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s;
}
.fb-display:hover .btn-edit-inline { opacity: 1; }
.fb-display {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  cursor: default;
}
.fb-edit-form { margin-top: 8px; }
.fb-model-select {
  width: 100%;
  margin-bottom: 6px;
}
.fb-custom-input {
  width: 100%;
  margin-bottom: 6px;
  font-size: 0.82rem;
}
.fb-edit-buttons {
  display: flex;
  gap: 6px;
}
.fb-delete { flex-shrink: 0; margin: 0; }
.fb-delete .btn-sm {
  padding: 4px 10px;
  font-size: 0.8rem;
}
.fb-empty {
  padding: 16px;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 8px;
  margin-bottom: 20px;
}
.fb-counter {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--muted);
  margin-left: 8px;
}

/* --- Brain / 2nd Brain --- */
.brain-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.brain-stat {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  text-align: center;
}
.brain-stat-value {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
}
.brain-stat-ok { color: var(--success); }
.brain-stat-warn { color: var(--warn); }
.brain-stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.brain-empty {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}
.brain-empty p { margin: 4px 0; }
.brain-sync-info {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.brain-sync-col { flex: 1; min-width: 200px; }
.brain-sync-col h3 {
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0 0 8px;
}
.brain-device-id {
  display: block;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-size: 0.7rem;
  word-break: break-all;
  line-height: 1.5;
  cursor: pointer;
  transition: border-color 0.15s;
}
.brain-device-id:hover { border-color: var(--accent); }
.brain-qr {
  border-radius: 8px;
  background: #fff;
  padding: 8px;
  max-width: 180px;
}
.brain-folder-info {
  margin-top: 16px;
  padding: 10px 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.85rem;
}
.brain-folder-label {
  color: var(--muted);
  margin-right: 8px;
}
.brain-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.brain-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.brain-step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}
.brain-step p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
}
.brain-step strong {
  font-size: 0.9rem;
}
.brain-step a { color: var(--accent); }
@media (max-width: 640px) {
  .brain-stat-grid { grid-template-columns: 1fr; }
  .brain-sync-info { flex-direction: column; }
}

/* --- Impersonation --- */
.impersonate-bar {
  background: linear-gradient(90deg, rgba(229,168,58,0.15), rgba(229,168,58,0.08));
  border-bottom: 1px solid var(--warn-border);
  color: var(--warn);
  padding: 8px 24px;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.impersonate-bar strong { color: var(--text); }
.impersonate-bar svg { flex-shrink: 0; }
.btn-impersonate-back {
  margin-left: auto;
  background: var(--warn);
  color: #0a0c10;
  border: none;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.8rem;
}
.btn-impersonate-back:hover { background: #f0be5a; }
.btn-impersonate {
  color: var(--warn) !important;
  border-color: var(--warn-border) !important;
}
.btn-impersonate:hover {
  background: var(--warn-bg) !important;
}

/* --- OAuth Connections --- */
.oauth-grid { display: flex; flex-direction: column; gap: 12px; }
.oauth-provider-card { padding: 18px; }
.oauth-provider-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
}
.oauth-provider-name { font-weight: 600; font-size: 0.95rem; }
.oauth-provider-desc { color: var(--muted); font-size: 0.82rem; margin-top: 3px; }
.oauth-provider-actions {
  display: flex;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.oauth-pending-card {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-glow), var(--shadow-sm);
}
.oauth-steps { display: flex; flex-direction: column; gap: 18px; }
.oauth-step {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.oauth-step p { margin: 0 0 8px; font-size: 0.88rem; }
.oauth-step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
}
.oauth-link {
  display: inline-block;
  word-break: break-all;
  font-size: 0.82rem;
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.oauth-user-code {
  display: inline-block;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 8px 20px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--accent);
}
.oauth-code-form {
  display: flex;
  gap: 8px;
  align-items: center;
}
.oauth-code-form input { flex: 1; }
.oauth-waiting {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.88rem;
}
.oauth-done {
  display: flex;
  align-items: center;
}
.oauth-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: oauth-spin 0.8s linear infinite;
}
@keyframes oauth-spin {
  to { transform: rotate(360deg); }
}