:root {
  --admin-font-size: 16px;
  font-size: var(--admin-font-size);
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #f0f2f5;
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-light: rgba(16, 185, 129, 0.1);
  --primary-glow: rgba(16, 185, 129, 0.2);
  --danger: #ef4444;
  --danger-light: rgba(239, 68, 68, 0.08);
  --danger-hover: #dc2626;
  --accent-blue: #3b82f6;
  --accent-amber: #f59e0b;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --bg-page: #f1f5f9;
  --bg-surface: #fff;
  --bg-hover: #f8fafc;
  --transition-fast: .18s cubic-bezier(.4,0,.2,1);
  --transition-smooth: .25s cubic-bezier(.4,0,.2,1);
  --shadow-xs: 0 1px 2px rgba(0,0,0,.03);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.05), 0 1px 3px rgba(0,0,0,.04);
  --shadow-md: 0 6px 16px rgba(0,0,0,.07), 0 2px 6px rgba(0,0,0,.04);
  --shadow-lg: 0 12px 32px rgba(0,0,0,.09), 0 4px 12px rgba(0,0,0,.05);
  --shadow-card: 0 1px 3px rgba(0,0,0,.04), 0 1px 2px rgba(0,0,0,.03);
  --radius-xs: 5px;
  --radius-sm: 8px;
  --radius: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
}
body.dark {
  color: #e2e8f0;
  background: #0f172a;
  --primary: #34d399;
  --primary-hover: #10b981;
  --primary-light: rgba(52,211,153,.12);
  --primary-glow: rgba(52,211,153,.18);
  --danger: #f87171;
  --danger-light: rgba(248,113,113,.12);
  --danger-hover: #ef4444;
  --accent-blue: #60a5fa;
  --accent-amber: #fbbf24;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --border-color: #334155;
  --border-light: #1e293b;
  --bg-page: #0f172a;
  --bg-surface: #1e293b;
  --bg-hover: #334155;
  --shadow-xs: 0 1px 2px rgba(0,0,0,.3);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.4), 0 1px 2px rgba(0,0,0,.3);
  --shadow-md: 0 4px 6px rgba(0,0,0,.4), 0 2px 4px rgba(0,0,0,.3);
  --shadow-lg: 0 10px 25px rgba(0,0,0,.5), 0 4px 10px rgba(0,0,0,.4);
}
body.dark .sidebar { background: linear-gradient(180deg, #020617 0%, #0f172a 40%, #1e293b 100%); }
body.dark .sidebar-brand { border-bottom-color: rgba(255,255,255,.04); }
body.dark .sidebar-footer { border-top-color: rgba(255,255,255,.04); }
body.dark .workspace { background: #0f172a; }
body.dark .topbar { background: #1e293b; border-bottom-color: #334155; }
body.dark .content-view { background: #0f172a; }
body.dark .login-view { background: linear-gradient(135deg, #0f172a 0%, #1e293b 35%, #0c1929 70%); }
body.dark .login-panel, body.dark .modal-panel, body.dark .confirm-panel { background: #1e293b; border-color: #334155; }
body.dark .login-panel input, body.dark .modal-panel input, body.dark .modal-panel select, body.dark .modal-panel textarea,
body.dark .settings-form input, body.dark .settings-form textarea, body.dark .settings-form select,
body.dark .search-field input, body.dark .toolbar-input, body.dark .toolbar-select { background: #0f172a; color: #e2e8f0; }
body.dark .metric, body.dark .panel, body.dark .table-wrap, body.dark .entity-card, body.dark .info-item,
body.dark .system-gauge, body.dark .record-item, body.dark .knowledge-hit, body.dark .knowledge-answer,
body.dark .chat-bubble, body.dark .diet-review-card, body.dark .session-block, body.dark .data-quality-note,
body.dark .permission-list, body.dark .chat-test-head { background: #1e293b; border-color: #334155; }
body.dark tbody tr:hover { background: rgba(52,211,153,.08); }
body.dark tbody tr:nth-child(even) { background: rgba(255,255,255,.012); }
body.dark th { background: linear-gradient(180deg, #1a2332 0%, #0f172a 100%); color: #94a3b8; }
body.dark .user-drawer { background: #0f172a; }
body.dark .drawer-header, body.dark .user-summary, body.dark .detail-tabs { background: #1e293b; border-color: #334155; }
body.dark .toast { background: #f1f5f9; color: #0f172a; }
body.dark .markdown-body blockquote { background: rgba(52,211,153,.1); }
body.dark .markdown-body pre { background: #0f172a; }
body.dark .markdown-body code { background: #334155; color: #67e8f9; }
body.dark .restore-status { background: rgba(52,211,153,.1); }
body.dark .restore-status.state-failed { background: rgba(248,113,113,.1); }
body.dark .chat-test-messages { background: #0f172a; }
body.dark .chat-bubble.user { background: rgba(52,211,153,.12); border-color: #065f46; }
body.dark .chat-bubble.error { background: rgba(248,113,113,.1); border-color: #991b1b; }
body.dark .review-pending { background: #78350f; color: #fde68a; }
body.dark .review-approved { background: #064e3b; color: #6ee7b7; }
body.dark .review-needs_fix { background: #7f1d1d; color: #fca5a5; }
body.dark .review-unrecognized { background: #334155; color: #cbd5e1; }
body.dark .font-size-picker { background: #334155; border-color: #475569; }
body.dark .font-size-picker select { background: #1e293b; color: #e2e8f0; border-color: #475569; }
body.dark .nav-item.active { background: rgba(52,211,153,.16); color: #34d399; }
body.dark .nav-item:focus-visible { outline: 2px solid #34d399; outline-offset: -2px; }
body.dark .tag { background: #334155; color: #cbd5e1; }
body.dark .icon-button { background: #334155; color: #94a3b8; }
body.dark .icon-button:hover { background: #475569; color: #e2e8f0; }
body.dark .drawer-mask { background: rgba(2,6,23,.7); }
body.dark .modal-mask { background: rgba(2,6,23,.7); }
body.dark .quality-grade-A { background: #064e3b; color: #6ee7b7; }
body.dark .quality-grade-B { background: #1e3a5f; color: #93c5fd; }
body.dark .quality-grade-C { background: #78350f; color: #fde68a; }
body.dark .gauge-track { stroke: #334155; }
body.dark .knowledge-hit b { background: rgba(52,211,153,.2); color: #34d399; }
body.dark .command-row code { color: #cbd5e1; }
body.dark .table-action { color: #34d399; }
body.dark .table-action:hover { background: rgba(52,211,153,.15); color: #6ee7b7; }
body.dark .button.secondary { background: #334155; border-color: #475569; color: #e2e8f0; }
body.dark .button.secondary:hover { background: #475569; border-color: #64748b; }
body.dark .button.danger { background: rgba(248,113,113,.12); border-color: #7f1d1d; }
body.dark .button.danger:hover { background: rgba(248,113,113,.2); }
body.dark .search-field input:hover, body.dark .toolbar-input:hover,
body.dark .login-panel input:hover, body.dark .settings-form input:hover { border-color: #64748b; }
body.dark ::-webkit-scrollbar-thumb { background: #475569; }
body.dark ::-webkit-scrollbar-thumb:hover { background: #64748b; }
body.dark .settings-group { background: #0f172a; border-color: #334155; }
body.dark .settings-group h4 { color: #34d399; }
body.dark .settings-test-row { background: #1e293b; border-color: #334155; }
body.dark .clear-check { background: #334155; border-color: #475569; }
body.dark .settings-switch { background: #1e293b; border-color: #334155; box-shadow: var(--shadow-xs); }
body.dark .settings-switch:hover { border-color: #34d399; }
body.dark .settings-switch span { color: #f1f5f9; }
body.dark .metric::before { display: none; }

.global-search { position: relative; display: flex; align-items: center; }
.global-search input {
  width: 220px; height: 2.25rem;
  border: 1.5px solid var(--border-color); border-radius: var(--radius-lg);
  padding: 0 2.25rem 0 .875rem; background: #fff; font-size: .8125rem;
  color: var(--text-primary); transition: all .2s;
}
.global-search input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); width: 300px; }
body.dark .global-search input { background: #0f172a; color: #e2e8f0; }
.global-search::after {
  content: "⌘K"; position: absolute; right: .625rem; top: 50%; transform: translateY(-50%);
  font-size: .6875rem; color: var(--text-muted); font-weight: 600; pointer-events: none;
  border: 1px solid var(--border-color); border-radius: 3px; padding: .125rem .3125rem; line-height: 1;
}
.global-search-results {
  position: absolute; top: calc(100% + .375rem); left: 0; right: 0;
  background: #fff; border: 1px solid var(--border-color); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); max-height: 20rem; overflow: auto; z-index: 50;
}
body.dark .global-search-results { background: #1e293b; border-color: #334155; }
.global-search-results .search-result-item {
  display: grid; grid-template-columns: auto 1fr; gap: .75rem; align-items: center;
  padding: .75rem 1rem; cursor: pointer; transition: background .1s; border-bottom: 1px solid var(--border-light);
}
.global-search-results .search-result-item:last-child { border-bottom: 0; }
.global-search-results .search-result-item:hover,
.global-search-results .search-result-item.active { background: var(--primary-light); }
.search-result-badge {
  padding: .1875rem .5rem; border-radius: 4px; font-size: .6875rem; font-weight: 600;
  text-transform: uppercase; background: var(--primary-light); color: var(--primary);
}
.search-result-text strong { display: block; font-size: .875rem; color: var(--text-primary); }
.search-result-text span { display: block; font-size: .75rem; color: var(--text-muted); margin-top: .125rem; }
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
body {
  margin: 0;
  min-width: 320px;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font-family: inherit; }
button { cursor: pointer; border: 0; background: none; position: relative; overflow: hidden; }
a { color: var(--accent-blue); text-decoration: none; }
.hidden { display: none !important; }

/* ripple effect */
.button::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 0; height: 0; border-radius: 50%;
  background: rgba(255,255,255,.3); transform: translate(-50%, -50%);
  transition: width .6s, height .6s, opacity .6s;
  pointer-events: none;
}
.button:active::after { width: 300px; height: 300px; opacity: 0; }
.button.secondary::after { background: rgba(0,0,0,.06); }
.button.danger::after { background: rgba(239,68,68,.15); }

/* ─── scrollbar ─── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ─── login ─── */
.login-view {
  height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #ecfdf5 0%, #e8f4fd 35%, #f8fafc 70%);
}
.login-panel, .modal-panel, .confirm-panel {
  width: min(420px, calc(100vw - 2rem));
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2.25rem;
  box-shadow: 0 20px 50px rgba(0,0,0,.08);
}
.login-brand, .sidebar-brand { display: flex; align-items: center; gap: .75rem; }
.login-brand {
  margin-bottom: 2rem;
  justify-content: center;
  flex-direction: column;
  text-align: center;
}
.login-brand img, .sidebar-brand img {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius);
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}
.login-brand h1 { font-size: 1.75rem; font-weight: 700; color: var(--text-primary); letter-spacing: -.02em; }
.login-brand p, .sidebar-brand span, .topbar p, .drawer-header p { font-size: .8125rem; color: var(--text-muted); margin-top: .25rem; }

/* ─── form labels ─── */
.login-panel label, .modal-panel label, .settings-form label {
  display: grid;
  gap: .375rem;
  margin-bottom: 1.25rem;
  font-weight: 500;
  font-size: .875rem;
  color: var(--text-secondary);
}
.login-panel label span, .modal-panel label span, .settings-form label span {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--text-primary);
}
.login-panel input, .modal-panel input, .modal-panel select, .modal-panel textarea,
.settings-form input, .settings-form textarea {
  width: 100%;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .625rem .75rem;
  background: #fafbfc;
  font-size: .875rem;
  color: var(--text-primary);
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.login-panel input:focus, .modal-panel input:focus, .modal-panel select:focus,
.settings-form input:focus, .settings-form textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.login-panel input:hover, .modal-panel input:hover, .settings-form input:hover, .settings-form textarea:hover {
  border-color: #cbd5e1;
}
.settings-form select {
  width: 100%;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .625rem .75rem;
  background: #fafbfc;
  font-size: .875rem;
  color: var(--text-primary);
  transition: border-color .15s, box-shadow .15s;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .75rem center;
}
.settings-form select:focus {
  outline: none;
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* ─── buttons ─── */
.button {
  height: 2.5rem;
  border-radius: var(--radius-sm);
  padding: 0 1.25rem;
  font-weight: 600;
  font-size: .875rem;
  letter-spacing: .01em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .375rem;
  transition: all .15s;
  border: 1.5px solid transparent;
}
.button:hover { box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.button:active { transform: translateY(0) scale(.98); }
.button:disabled { opacity: .45; cursor: not-allowed; transform: none; box-shadow: none; }
.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.primary:hover { background: var(--primary-hover); box-shadow: 0 4px 14px rgba(16,185,129,.35); }
.secondary { background: #fff; border-color: var(--border-color); color: var(--text-primary); }
.secondary:hover { background: var(--bg-hover); border-color: #cbd5e1; }
.danger { background: var(--danger-light); border-color: #fecaca; color: var(--danger); }
.danger:hover { background: #fef2f2; border-color: #fca5a5; }
.full { width: 100%; }
.form-error { min-height: 1.375rem; color: var(--danger); margin: .375rem 0; font-size: .8125rem; }

/* ─── shell ─── */
.app-shell {
  height: 100vh;
  overflow: hidden;
  display: grid;
  grid-template-columns: 258px minmax(0,1fr);
}
.sidebar {
  height: 100vh;
  overflow: hidden;
  background: linear-gradient(180deg, #060e1a 0%, #0d1c30 30%, #14263e 60%, #1a2e44 100%);
  color: #fff;
  padding: 1.75rem 1.125rem;
  display: flex;
  flex-direction: column;
  border-right: 1px solid rgba(255,255,255,.06);
  box-shadow: 2px 0 20px rgba(0,0,0,.15);
}
.sidebar-brand {
  padding: 0 .5rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: .75rem;
}
.sidebar-brand strong {
  font-size: 1.125rem;
  font-weight: 800;
  display: block;
  letter-spacing: -.01em;
  background: linear-gradient(135deg, #6ee7b7, #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.sidebar-brand span { color: #94a3b8; font-size: .75rem; display: block; margin-top: .25rem; }
.nav-list {
  flex: 1;
  overflow: auto;
  display: grid;
  gap: 2px;
  padding: .625rem 0;
  align-content: start;
}
.nav-item {
  height: 2.75rem;
  border-radius: var(--radius);
  color: #94a3b8;
  text-align: left;
  padding: 0 .875rem;
  font-size: .875rem;
  font-weight: 500;
  transition: all .2s;
  display: flex;
  align-items: center;
  gap: .625rem;
  position: relative;
}
.nav-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--primary);
  border-radius: 0 3px 3px 0;
  transition: height .2s;
}
.nav-icon { font-size: 1.0625rem; line-height: 1; flex-shrink: 0; }
.nav-item:hover { background: rgba(255,255,255,.08); color: #e2e8f0; }
.nav-item:hover::before { height: 60%; }
.nav-item.active { background: rgba(16,185,129,.14); color: #6ee7b7; font-weight: 600; }
.nav-item.active::before { height: 75%; background: #34d399; }
.nav-item:focus-visible { outline: 2px solid #6ee7b7; outline-offset: -2px; }
.sidebar-footer {
  margin-top: auto;
  padding: 1.125rem .5rem 0;
  border-top: 1px solid rgba(255,255,255,.08);
  display: grid;
  gap: .25rem;
}
.sidebar-footer strong { font-size: .875rem; font-weight: 600; }
.sidebar-footer span { font-size: .75rem; color: #94a3b8; }
.link-button {
  font-size: .75rem;
  color: #64748b;
  padding: .25rem 0;
  text-align: left;
  transition: color .2s;
  font-weight: 500;
}
.link-button:hover { color: #a5b4fc; }

/* ─── workspace ─── */
.workspace {
  min-width: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #f5f7fa;
}
.topbar {
  flex: 0 0 4rem;
  min-height: 4rem;
  background: #fff;
  border-bottom: 1px solid var(--border-color);
  padding: 0 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 1px 3px rgba(0,0,0,.03);
  z-index: 5;
}
.topbar .topbar-actions { display: flex; align-items: center; gap: .75rem; }
.font-size-picker {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .8125rem;
  color: var(--text-muted);
  font-weight: 500;
  background: var(--bg-hover);
  padding: .375rem .75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}
.font-size-picker select {
  border: 1.5px solid var(--border-color);
  border-radius: 4px;
  padding: .25rem 1.5rem .25rem .5rem;
  background: #fff;
  font-size: .8125rem;
  color: var(--text-primary);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath fill='%2394a3b8' d='M5 7L1 3h8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .4rem center;
  font-weight: 600;
}
.font-size-picker select:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.topbar h2, .drawer-header h2, .modal-head h2, .confirm-panel h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -.02em;
}
.content-view {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 1.5rem 1.75rem;
  animation: viewFadeIn .35s ease;
}
@keyframes viewFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
#usersView,#foodsView,#reportsView,#backupsView,#adminsView,#auditView { overflow: hidden; display: flex; flex-direction: column; }
#usersView .table-wrap,#foodsView>.table-wrap,#reportsView .table-wrap,#backupsView .table-wrap,#adminsView .table-wrap,#auditView .table-wrap { flex: 1; min-height: 0; }

/* ─── metrics ─── */
.metric-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 1rem; }
.metric, .panel {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  transition: box-shadow .2s, border-color .2s, transform .2s;
}
.panel:hover { box-shadow: var(--shadow-md); border-color: #cbd5e1; }
.metric {
  padding: 1.375rem;
  background: linear-gradient(135deg, #ffffff 0%, #f8fdf9 100%);
  position: relative;
  overflow: hidden;
}
.metric::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent-blue), var(--accent-amber));
  opacity: 0;
  transition: opacity .2s;
}
.metric:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--primary); }
.metric:hover::before { opacity: 1; }
.metric span {
  display: block;
  color: var(--text-muted);
  font-size: .6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.metric strong {
  display: block;
  margin-top: .5rem;
  font-size: 1.625rem;
  font-weight: 700;
  letter-spacing: -.03em;
  background: linear-gradient(135deg, var(--text-primary), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.metric.red strong { background: linear-gradient(135deg, var(--danger), #b91c1c); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.metric.orange strong { background: linear-gradient(135deg, var(--accent-amber), #b45309); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.metric.blue strong { background: linear-gradient(135deg, var(--accent-blue), #1d4ed8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ─── overview ─── */
.overview-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 1rem; margin-top: 1rem; }
.mode-event-panel { grid-column: 1/-1; }
.panel { padding: 1.375rem; }
.panel h3 { margin-bottom: 1.125rem; font-size: 1rem; font-weight: 600; color: var(--text-primary); letter-spacing: -.01em; }
.distribution-row {
  display: grid;
  grid-template-columns: 3.75rem 1fr 2.25rem;
  gap: .75rem;
  align-items: center;
  margin: 1rem 0;
  font-size: .875rem;
}
.bar-track { height: .5rem; background: var(--border-light); border-radius: .25rem; overflow: hidden; }
.bar-value { height: 100%; background: var(--primary); border-radius: .25rem; transition: width .3s; }
.record-list { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.record-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.125rem;
  background: var(--bg-hover);
  transition: box-shadow .15s, border-color .15s;
}
.record-item:hover { box-shadow: var(--shadow-sm); border-color: var(--primary); }
.record-item strong, .record-item span { display: block; }
.record-item strong { font-size: 1.625rem; font-weight: 700; color: var(--text-primary); }
.record-item span { color: var(--text-muted); margin-top: .375rem; font-size: .8125rem; }

/* ─── toolbar ─── */
.toolbar {
  min-height: 3rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.toolbar .button { margin-left: auto; }
.search-field input, .toolbar-input, .toolbar-select {
  width: min(24rem, 48vw);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .5625rem .75rem;
  background: #fff;
  font-size: .875rem;
  color: var(--text-primary);
  transition: border-color .15s, box-shadow .15s;
}
.search-field input:focus, .toolbar-input:focus, .toolbar-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.toolbar-select { width: auto; cursor: pointer; appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath fill='%2394a3b8' d='M5 7L1 3h8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .55rem center; padding-right: 1.75rem; }
.audit-toolbar .button { margin-left: 0; }
.audit-toolbar #auditPageInfo { margin-left: auto; white-space: nowrap; }

/* ─── tables ─── */
.table-wrap {
  overflow: auto;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-fast);
}
.table-wrap:hover { box-shadow: var(--shadow-sm); }
.compact-table { max-height: 21rem; }
table { width: 100%; border-collapse: collapse; white-space: nowrap; }
th, td { padding: .75rem .875rem; text-align: left; border-bottom: 1px solid var(--border-light); font-size: .8125rem; }
th {
  font-size: .6875rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: linear-gradient(180deg, var(--bg-hover) 0%, var(--border-light) 100%);
  letter-spacing: .05em;
  text-transform: uppercase;
  position: sticky;
  top: 0;
  z-index: 1;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr { transition: background var(--transition-fast), box-shadow var(--transition-fast); }
tbody tr:nth-child(even) { background: rgba(16,185,129,.02); }
tbody tr:hover { background: #ecfdf5; box-shadow: inset 3px 0 0 var(--primary); }
.user-name { font-weight: 600; font-size: .875rem; color: var(--text-primary); display: block; }
.subtext { font-size: .75rem; margin-top: .25rem; color: var(--text-muted); display: block; }
.muted, .subtext { color: var(--text-muted); font-size: .8125rem; }
.tag {
  display: inline-block;
  padding: .1875rem .5625rem;
  margin-right: .25rem;
  border-radius: 4px;
  background: var(--border-light);
  font-size: .75rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.status-active { color: var(--primary); font-weight: 600; }
.status-disabled { color: var(--danger); font-weight: 600; }
.table-action {
  border: 0;
  background: none;
  color: var(--primary);
  font-weight: 600;
  font-size: .8125rem;
  padding: .25rem .5rem;
  border-radius: 4px;
  transition: background .15s, color .15s;
  text-decoration: none;
}
.table-action:hover { background: var(--primary-light); color: var(--primary-hover); }
.empty-row, .empty-state { text-align: center; color: var(--text-muted); padding: 3rem 1.5rem; font-size: .875rem; }

/* ─── drawer ─── */
.drawer-mask { position: fixed; inset: 0; background: rgba(15,23,42,.45); z-index: 20; backdrop-filter: blur(3px); }
.user-drawer {
  position: fixed;
  right: 0; top: 0; bottom: 0;
  width: min(58rem, 92vw);
  background: #f8fafc;
  z-index: 21;
  transform: translateX(100%);
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: -8px 0 40px rgba(15,23,42,.2);
}
.user-drawer.open { transform: none; }
.drawer-header {
  height: 4rem;
  padding: 0 1.5rem;
  background: #fff;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-shrink: 0;
}
.drawer-header>div { min-width: 0; }
.icon-button {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-sm);
  background: var(--border-light);
  font-size: 1.375rem;
  color: var(--text-secondary);
  display: grid;
  place-items: center;
  transition: background .15s, color .15s;
}
.icon-button:hover { background: var(--border-color); color: var(--text-primary); }
.user-summary {
  padding: .75rem 1.5rem;
  background: #fff;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  gap: .75rem;
  align-items: center;
  flex-wrap: wrap;
  flex-shrink: 0;
  font-size: .875rem;
}
.user-summary .button { margin-left: auto; }
.detail-tabs {
  background: #fff;
  padding: .5rem 1.5rem 0;
  display: flex;
  gap: 0 1.25rem;
  flex-wrap: wrap;
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}
.detail-tab {
  height: 2.5rem;
  border: 0;
  border-bottom: 2px solid transparent;
  background: none;
  white-space: nowrap;
  color: var(--text-muted);
  font-size: .875rem;
  font-weight: 500;
  transition: color .15s, border-color .15s;
}
.detail-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
.detail-tab:hover { color: var(--primary); }
.drawer-content { padding: 1.5rem; min-width: 0; overflow-y: auto; overflow-x: hidden; }
.drawer-content pre { margin: 0; max-width: 36rem; white-space: pre-wrap; overflow-wrap: anywhere; font: inherit; font-size: .875rem; }

/* ─── section head ─── */
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; gap: .75rem; flex-wrap: wrap; }
.section-head h3 { font-size: 1rem; font-weight: 600; }
.section-head p { margin-top: .25rem; font-size: .8125rem; color: var(--text-muted); }
.spaced { margin-top: 1.75rem; }
.row-actions { display: flex; gap: .5rem; }

/* ─── info grid ─── */
.info-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .75rem; }
.info-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1rem;
  transition: box-shadow .15s, border-color .15s;
}
.info-item:hover { box-shadow: var(--shadow-sm); border-color: #cbd5e1; }
.info-item span, .info-item strong { display: block; }
.info-item span { font-size: .75rem; color: var(--text-muted); font-weight: 500; }
.info-item strong { margin-top: .375rem; font-size: .9375rem; color: var(--text-primary); }

/* ─── modal ─── */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(15,23,42,.5);
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 1rem;
  backdrop-filter: blur(3px);
}
.modal-panel {
  width: min(43.75rem, calc(100vw - 2rem));
  max-height: 90vh;
  overflow: auto;
}
.modal-panel.narrow { width: min(27.5rem, calc(100vw - 2rem)); }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
.form-grid .wide { grid-column: 1/-1; }
.mall-image-field { margin-bottom: 1.25rem; }
.mall-image-label { display: block; margin-bottom: .5rem; color: var(--text-secondary); font-size: .875rem; font-weight: 600; }
.mall-image-dropzone {
  min-height: 15rem;
  padding: 1rem;
  border: 2px dashed var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-hover);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .875rem;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}
.mall-image-dropzone:hover,
.mall-image-dropzone:focus-visible,
.mall-image-dropzone.is-dragging { border-color: var(--primary); background: var(--primary-light); box-shadow: 0 0 0 3px var(--primary-glow); }
.mall-image-preview { width: 100%; height: 12rem; object-fit: contain; border-radius: var(--radius-sm); background: var(--bg-surface); }
.mall-image-empty { min-height: 7rem; display: grid; place-content: center; gap: .35rem; text-align: center; color: var(--text-muted); }
.mall-image-empty strong { color: var(--text-primary); font-size: 1rem; }
.mall-image-actions { display: flex; gap: .625rem; }
.mall-image-hint { display: block; margin-top: .5rem; color: var(--text-muted); }
.permission-list {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem;
  background: var(--bg-hover);
  margin-bottom: 1.25rem;
}
.permission-list > span { display: block; margin-bottom: .75rem; color: var(--text-secondary); font-weight: 600; font-size: .875rem; }
.permission-list section { display: grid; gap: .125rem; padding: .75rem 0; border-top: 1px solid var(--border-light); }
.permission-list section:first-of-type { border-top: 0; padding-top: 0; }
.permission-list strong { font-size: .8125rem; }
.permission-list .switch-row { margin: 0; padding: .375rem 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: .75rem; margin-top: 1.5rem; }
.modal-actions .danger { margin-right: auto; }
.confirm-panel { width: min(25rem, calc(100vw - 2rem)); }
.confirm-panel p { color: var(--text-secondary); line-height: 1.65; font-size: .875rem; }
.confirm-panel>div { display: flex; justify-content: flex-end; gap: .75rem; margin-top: 1.25rem; }

/* ─── settings ─── */
.settings-form {
  max-width: 72rem;
  display: grid;
  gap: 1.25rem;
}
.settings-form .panel {
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  box-shadow: var(--shadow-xs);
  transition: box-shadow .2s;
}
.settings-form .panel:hover { box-shadow: var(--shadow-sm); }
.settings-form .panel h3 {
  margin-bottom: 1.25rem;
  padding-bottom: .75rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: .5rem;
}
.settings-form .panel h3::before {
  content: '';
  width: 4px;
  height: 1.125rem;
  background: var(--primary);
  border-radius: 2px;
}
.settings-form > button.primary { margin-top: .5rem; justify-self: start; }
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem 1.5rem;
}
.settings-grid .wide { grid-column: 1/-1; }
.settings-grid > label { 
  margin-bottom: 0;
  display: grid;
  gap: .5rem;
}
.settings-grid > label > span {
  font-weight: 500;
  color: var(--text-secondary);
  font-size: .875rem;
}
.settings-grid > label > input {
  width: 100%;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .625rem .75rem;
  font-size: .875rem;
  background: #fafbfc;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.settings-grid > label > input:hover { border-color: #cbd5e1; }
.settings-grid > label > input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
  background: #fff;
}
.settings-form .panel > label { margin-bottom: 1.25rem; display: grid; gap: .5rem; }
.settings-form .panel > label > span { font-weight: 500; color: var(--text-secondary); }
.settings-form .panel > label:last-child { margin-bottom: 0; }
.settings-actions {
  grid-column: 1/-1;
  display: flex;
  align-items: center;
  gap: .75rem;
  min-height: 2.75rem;
  flex-wrap: wrap;
}
.settings-form textarea { resize: vertical; min-height: 5rem; }

/* card-style switches for settings */
.settings-row {
  display: grid;
  gap: .875rem;
}
.settings-row > label:not(.settings-switch) {
  display: grid !important;
  gap: .5rem;
  margin-bottom: 0;
}
.settings-row > label:not(.settings-switch) > span {
  font-weight: 500;
  color: var(--text-secondary);
  font-size: .875rem;
}
.settings-row > label:not(.settings-switch) > input {
  width: 100%;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .625rem .75rem;
  font-size: .875rem;
  background: #fafbfc;
  transition: border-color .15s, box-shadow .15s;
}
.settings-row > label:not(.settings-switch) > input:hover { border-color: #cbd5e1; }
.settings-row > label:not(.settings-switch) > input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
  background: #fff;
}
.settings-switch {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--bg-hover);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius);
  padding: .875rem 1.125rem;
  transition: all .2s;
  cursor: pointer;
  margin-bottom: 0;
}
.settings-switch span { font-size: .875rem; font-weight: 500; color: var(--text-primary); }
.settings-switch span small {
  display: block;
  font-size: .75rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: .25rem;
  line-height: 1.4;
}
.settings-switch:hover { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); transform: translateY(-1px); }
.settings-switch input[type=checkbox] {
  width: 1.125rem !important;
  height: 1.125rem;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

/* classic switch row (keep for backwards compat) */
.switch-row {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.switch-row span { flex: 1; }
.switch-row input[type=checkbox] {
  width: 1.125rem !important;
  height: 1.125rem;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

/* settings sub-groups */
.settings-group {
  background: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.settings-group:last-child { margin-bottom: 0; }
.settings-group h4 {
  font-size: .875rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1rem;
  padding-bottom: .625rem;
  border-bottom: 1px solid var(--border-light);
}
.secret-label > span { display: block; margin-bottom: .375rem; }
.secret-row {
  display: flex;
  align-items: center;
  gap: .5rem;
}
.secret-row input[type=password] {
  flex: 1;
  width: auto;
}
.clear-check {
  display: flex !important;
  align-items: center;
  gap: .375rem;
  flex-shrink: 0;
  background: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .375rem .625rem;
  font-size: .75rem;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: border-color .15s, color .15s;
}
.clear-check:hover { border-color: var(--danger); color: var(--danger); }
.clear-check input[type=checkbox] {
  width: .875rem !important;
  height: .875rem;
  accent-color: var(--danger);
  cursor: pointer;
}
.settings-test-row {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
  background: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-top: .5rem;
}
.settings-test-row label { flex: 1; min-width: 14rem; }
.settings-test-row .settings-actions { grid-column: auto; min-height: auto; }

/* ─── toast ─── */
.toast {
  position: fixed;
  left: 50%;
  bottom: 2rem;
  transform: translateX(-50%);
  z-index: 80;
  background: #1e293b;
  color: #fff;
  padding: .75rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0,0,0,.25);
  font-size: .875rem;
  font-weight: 500;
  animation: toast-in .3s ease;
}
@keyframes toast-in { from{opacity:0;transform:translateX(-50%) translateY(.5rem)} to{opacity:1;transform:translateX(-50%) translateY(0)} }

/* ─── entity grid ─── */
.entity-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: .75rem; }
.entity-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.125rem;
  transition: box-shadow .15s, border-color .15s;
}
.entity-card:hover { box-shadow: var(--shadow-md); border-color: #cbd5e1; }
.entity-head { display: flex; align-items: flex-start; justify-content: space-between; gap: .75rem; }
.entity-head strong, .entity-head span { display: block; }
.entity-head strong { font-size: .9375rem; color: var(--text-primary); }
.entity-head span { color: var(--text-muted); font-size: .75rem; margin-top: .25rem; }
.status-dot { white-space: nowrap; color: #92400e!important; font-weight: 600; }
.status-dot.on { color: var(--primary)!important; }
.entity-card dl { display: grid; grid-template-columns: 3.5rem minmax(0,1fr); gap: .5rem; margin: 1rem 0; font-size: .8125rem; }
.entity-card dt { color: var(--text-muted); }
.entity-card dd { margin: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-actions { display: flex; justify-content: flex-end; gap: .75rem; border-top: 1px solid var(--border-light); padding-top: .75rem; }

/* ─── chat test ─── */
.chat-test-shell { grid-column: 1/-1; display: grid; gap: .75rem; }
.chat-test-head {
  display: flex; align-items: center; justify-content: space-between; gap: .75rem;
  padding: .75rem; border: 1px solid var(--border-color); border-radius: var(--radius-sm);
  background: var(--bg-hover); font-size: .875rem;
}
.chat-test-head span { color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-test-messages {
  min-height: 17.5rem; max-height: 46vh; overflow: auto;
  display: flex; flex-direction: column; gap: .75rem;
  padding: .75rem; border: 1px solid var(--border-color); border-radius: var(--radius-sm);
  background: #f8fafb;
}
.chat-bubble {
  width: min(84%, 36rem);
  padding: .75rem .875rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: #fff;
  font-size: .875rem;
}
.chat-bubble.user { align-self: flex-end; background: #ecfdf5; border-color: #a7f3d0; }
.chat-bubble.assistant { align-self: flex-start; }
.chat-bubble.error { border-color: #fca5a5; background: #fef2f2; color: var(--danger); }
.chat-bubble strong, .chat-bubble span { display: block; font-size: .75rem; color: var(--text-muted); }
.chat-bubble p { margin-top: .375rem; white-space: pre-wrap; line-height: 1.65; }

/* ─── markdown ─── */
.markdown-body { margin-top: .5rem; color: var(--text-secondary); line-height: 1.7; overflow-wrap: anywhere; font-size: .875rem; }
.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4 {
  margin: .75rem 0 .5rem; color: var(--text-primary); font-size: 1.0625rem; line-height: 1.5;
}
.markdown-body :first-child { margin-top: 0; }
.markdown-body p { margin: .5rem 0 0; white-space: pre-wrap; }
.markdown-body ul,.markdown-body ol { margin: .5rem 0 0; padding-left: 1.5rem; }
.markdown-body li { margin: .375rem 0; }
.markdown-body blockquote {
  margin: .75rem 0 0; padding: .75rem 1rem;
  border-left: 4px solid var(--primary); border-radius: 4px;
  background: #ecfdf5; color: var(--text-secondary);
}
.markdown-body pre {
  margin: .75rem 0 0; padding: .875rem 1rem;
  border-radius: var(--radius-sm); background: #1e293b; color: #e2e8f0;
  overflow: auto; white-space: pre-wrap;
}
.markdown-body code { padding: .125rem .375rem; border-radius: 4px; background: var(--border-light); color: #0f5f72; font-family: Menlo,Consolas,monospace; font-size: .75rem; }
.markdown-body pre code { padding: 0; background: none; color: inherit; }
.markdown-body a { color: var(--accent-blue); text-decoration: underline; }
.markdown-body hr { border: 0; border-top: 1px solid var(--border-color); margin: .875rem 0; }

/* ─── quality grades ─── */
.quality-grade-A { background: #d1fae5; color: #065f46; }
.quality-grade-B { background: #dbeafe; color: #1e40af; }
.quality-grade-C { background: #fef3c7; color: #92400e; }
.data-quality-note {
  display: grid; gap: .375rem; margin-bottom: 1.25rem;
  padding: 1rem; border: 1px solid var(--border-color); border-radius: var(--radius-sm);
  background: var(--bg-hover); font-size: .875rem;
}
.data-quality-note span { color: var(--text-secondary); line-height: 1.65; }
.table-pager { flex-shrink: 0; display: flex; align-items: center; justify-content: flex-end; gap: .75rem; padding-top: .75rem; }

/* ─── diet review ─── */
.knowledge-toolbar { flex-wrap: wrap; }
.knowledge-toolbar .button { margin-left: 0; }
.knowledge-toolbar #importKnowledgeButton { margin-left: auto; }
#foodsView>.toolbar,#foodsView>.metric-grid,#foodsView>.table-pager { flex-shrink: 0; }
#foodsView>.toolbar>* { max-width: 100%; }
.knowledge-test-panel { margin-bottom: 1rem; display: grid; gap: .75rem; font-size: .875rem; }
.knowledge-test-panel textarea {
  width: 100%; border: 1.5px solid var(--border-color); border-radius: var(--radius-sm);
  padding: .75rem; resize: vertical; font-size: .875rem;
}
.knowledge-test-panel textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.diet-photo-test-panel { margin-top: 1rem; display: grid; gap: .75rem; }
.diet-photo-test-form { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 1rem; }
.diet-photo-test-form label { display: grid; gap: .5rem; margin-bottom: .875rem; font-size: .875rem; font-weight: 500; }
.diet-photo-test-form .wide { grid-column: 1/-1; }
.diet-photo-test-form input,.diet-photo-test-form select {
  width: 100%; border: 1.5px solid var(--border-color); border-radius: var(--radius-sm);
  padding: .75rem; background: #fafbfc; font-size: .875rem;
}
.diet-photo-test-form input:focus,.diet-photo-test-form select:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); background: #fff;
}
.diet-review-list { display: grid; gap: .75rem; }
.diet-review-card {
  display: grid; grid-template-columns: 8.75rem minmax(0,1fr) auto;
  gap: 1rem; align-items: start; padding: 1rem;
  background: #fff; border: 1px solid var(--border-color); border-radius: var(--radius);
  transition: box-shadow .15s, border-color .15s;
}
.diet-review-card:hover { box-shadow: var(--shadow-sm); border-color: #cbd5e1; }
.diet-review-image {
  width: 8.75rem; aspect-ratio: 1; display: grid; place-items: center;
  overflow: hidden; border-radius: var(--radius-sm); background: var(--border-light);
  color: var(--text-muted); text-decoration: none;
}
.diet-review-image img { width: 100%; height: 100%; object-fit: cover; }
.diet-review-main { min-width: 0; display: grid; gap: .5rem; font-size: .875rem; }
.diet-review-main p { margin: 0; color: var(--text-primary); line-height: 1.6; }
.diet-review-main small { display: block; color: var(--text-muted); line-height: 1.55; font-size: .75rem; }
.diet-review-head { display: flex; justify-content: space-between; gap: .75rem; align-items: flex-start; }
.diet-review-metrics { display: flex; flex-wrap: wrap; gap: .375rem; }
.diet-review-metrics span {
  padding: .25rem .5625rem; border-radius: 4px;
  background: var(--border-light); color: var(--text-secondary); font-size: .75rem; font-weight: 500;
}
.diet-review-actions { display: flex; align-items: flex-start; gap: .5rem; white-space: nowrap; }
.review-pending { background: #fef3c7; color: #92400e; }
.review-approved { background: #d1fae5; color: #065f46; }
.review-needs_fix { background: #fee2e2; color: #991b1b; }
.review-unrecognized { background: var(--border-light); color: var(--text-secondary); }
.review-modal-summary { display: grid; grid-template-columns: 11.875rem minmax(0,1fr); gap: 1rem; margin-bottom: 1rem; }
.review-modal-image {
  width: 11.875rem; aspect-ratio: 1; display: grid; place-items: center;
  overflow: hidden; border-radius: var(--radius); background: var(--border-light);
}
.review-modal-image img { width: 100%; height: 100%; object-fit: cover; }
.review-modal-info { min-width: 0; font-size: .875rem; }
.review-modal-info strong,.review-modal-info span { display: block; }
.review-modal-info span { margin-top: .125rem; color: var(--text-muted); font-size: .75rem; }
.review-modal-info p { margin: .75rem 0; color: var(--text-secondary); line-height: 1.65; }
.review-modal-info dl { display: grid; grid-template-columns: 4.25rem minmax(0,1fr); gap: .5rem .75rem; margin: 0; }
.review-modal-info dt { color: var(--text-muted); }
.review-modal-info dd { margin: 0; line-height: 1.55; }

/* ─── knowledge ─── */
.knowledge-test-result { display: grid; gap: .75rem; }
.knowledge-answer {
  border: 1px solid var(--border-color); border-radius: var(--radius-sm);
  background: var(--bg-hover); padding: 1rem;
}
.knowledge-answer strong,.knowledge-answer span { display: block; color: var(--text-muted); font-size: .75rem; }
.knowledge-answer p { margin: .5rem 0 0; line-height: 1.7; white-space: pre-wrap; font-size: .875rem; }
.knowledge-answer>.markdown-body { margin-top: .625rem; }
.knowledge-answer>.markdown-body strong,.knowledge-answer>.markdown-body span { display: inline; color: inherit; font-size: inherit; }
.chat-bubble>.markdown-body strong,.chat-bubble>.markdown-body span,
.message-row>.markdown-body strong,.message-row>.markdown-body span { display: inline; color: inherit; font-size: inherit; }
.knowledge-hit-head { display: flex; align-items: center; justify-content: space-between; gap: .75rem; color: var(--text-secondary); font-size: .875rem; }
.knowledge-hit { border: 1px solid var(--border-color); border-radius: var(--radius-sm); background: #fff; padding: 1rem; }
.knowledge-hit div { display: flex; justify-content: space-between; gap: .75rem; }
.knowledge-hit span,.knowledge-hit small { color: var(--text-muted); font-size: .75rem; }
.knowledge-hit p { margin: .625rem 0; color: var(--text-secondary); line-height: 1.65; white-space: pre-wrap; font-size: .875rem; }
.knowledge-hit small { display: flex; flex-wrap: wrap; gap: .375rem; }
.knowledge-hit b { padding: .1875rem .5rem; border-radius: 4px; background: var(--primary-light); color: var(--primary); font-weight: 600; }

/* ─── session / messages ─── */
.session-block {
  background: #fff; border: 1px solid var(--border-color); border-radius: var(--radius);
  padding: 1.125rem; margin-bottom: .75rem; min-width: 0;
}
.session-head { display: flex; justify-content: space-between; gap: .75rem; flex-wrap: wrap; font-size: .875rem; }
.session-head span { color: var(--text-muted); }
.message-row {
  border-top: 1px solid var(--border-light); margin-top: .75rem; padding-top: .75rem;
  min-width: 0; overflow-wrap: anywhere;
}
.message-row p { white-space: pre-wrap; margin: .375rem 0; font-size: .875rem; line-height: 1.65; }
.chat-message-image { display: block; width: fit-content; margin: .5rem 0; }
.chat-message-image img {
  display: block; max-width: 18.75rem; max-height: 18.75rem;
  border-radius: .75rem; border: 1px solid var(--border-color); object-fit: cover;
}

/* ─── quota ─── */
.quota-cell { min-width: 9.6875rem; }
.quota-line { display: flex; justify-content: space-between; gap: .75rem; font-size: .75rem; color: var(--text-secondary); }
.quota-track { height: .4375rem; margin-top: .375rem; border-radius: 4px; overflow: hidden; background: var(--border-light); }
.quota-value { height: 100%; background: var(--primary); border-radius: 4px; transition: width .3s; }
.quota-value.warning { background: var(--accent-amber); }
.quota-value.danger { background: var(--danger); }

/* ─── system ─── */
.system-gauges { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: .75rem; }
.system-gauge {
  display: grid; place-items: center; min-height: 12.5rem;
  padding: 1.25rem; background: #fff; border: 1px solid var(--border-color);
  border-radius: var(--radius); transition: box-shadow .15s;
}
.system-gauge:hover { box-shadow: var(--shadow-sm); }
.gauge-ring { width: 6.875rem; height: 6.875rem; display: grid; place-items: center; position: relative; }
.gauge-ring svg { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); }
.gauge-ring circle { fill: none; stroke-width: 10; }
.gauge-track { stroke: var(--border-light); }
.gauge-value { stroke: var(--primary); stroke-linecap: round; transition: stroke-dashoffset .4s; }
.gauge-ring strong { position: relative; font-size: 1.1875rem; color: var(--text-primary); }
.system-gauge h3 { margin: 1rem 0 .25rem; font-size: .9375rem; color: var(--text-primary); }
.system-gauge p { margin: 0; color: var(--text-muted); font-size: .75rem; }
.system-details { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .75rem; margin-top: .75rem; }
.system-panel { min-height: 10rem; }
.system-stat-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1rem; }
.system-stat span,.system-stat strong { display: block; }
.system-stat span { color: var(--text-muted); font-size: .75rem; font-weight: 500; }
.system-stat strong { margin-top: .375rem; font-size: 1.25rem; color: var(--text-primary); }

/* ─── backup ─── */
.backup-toolbar #restoreBackupButton { margin-left: auto; }
.restore-status {
  display: grid; grid-template-columns: auto minmax(0,1fr) auto;
  align-items: center; gap: .75rem; margin-bottom: .75rem;
  padding: .75rem 1rem; border: 1px solid #a7f3d0; border-left: 4px solid var(--primary);
  background: #ecfdf5; color: var(--text-secondary); border-radius: var(--radius-sm); font-size: .875rem;
}
.restore-status span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.restore-status small { color: var(--text-muted); }
.restore-status.state-failed { border-color: #fca5a5; border-left-color: var(--danger); background: #fef2f2; }
.command-list { display: grid; gap: .5rem; min-width: 27.5rem; font-size: .8125rem; }
.command-row { display: flex; align-items: center; gap: .5rem; }
.command-row code { min-width: 0; overflow: hidden; text-overflow: ellipsis; color: var(--text-secondary); }
.command-row .table-action { margin-left: auto; white-space: nowrap; }
.record-source summary { color: var(--accent-blue); font-weight: 700; cursor: pointer; white-space: nowrap; font-size: .875rem; }
.record-source small { display: block; min-width: 15rem; margin-top: .375rem; color: var(--text-muted); line-height: 1.5; white-space: normal; }

/* ─── misc ─── */
.metric-grid.compact { margin-bottom: 1.5rem; }
.blood-toolbar { flex-wrap: wrap; }
.blood-toolbar .muted { margin-left: 0; }
.mode-arrow { display: inline-block; margin: 0 .375rem; color: var(--text-muted); }
.detail-table { font-size: .8125rem; }
.sms-test-result { line-height: 1.65; font-size: .8125rem; }
.prompt-panel { margin-top: 1rem; }
.prompt-content { margin: 0; white-space: pre-wrap; line-height: 1.7; font-family: inherit; color: var(--text-secondary); max-height: 17.5rem; overflow: auto; font-size: .8125rem; }
.entity-preview { color: var(--text-secondary); line-height: 1.65; min-height: 3.5rem; font-size: .875rem; }
.danger-text,.error-text { color: var(--danger); }
.error-text { max-width: 16.25rem; white-space: normal; }
.danger-outline { color: var(--danger); border-color: #fecaca; background: #fff; }
.run-completed { color: var(--primary); font-weight: 600; }
.run-failed { color: var(--danger); font-weight: 600; }
.compact-input { width: 8.125rem; }

/* ─── responsive ─── */
@media (max-width:1200px) { .entity-grid{grid-template-columns:1fr 1fr} }
@media (max-width:960px) {
  .app-shell{grid-template-columns:200px minmax(0,1fr)}
  .sidebar-brand div,.sidebar-footer strong,.sidebar-footer span,.link-button{display:none}
  .sidebar-brand{justify-content:center;padding:0 0 1.25rem}
  .sidebar-brand img{width:2.5rem;height:2.5rem}
  .nav-item{text-align:center;padding:0;font-size:.75rem;justify-content:center}
  .nav-icon{font-size:.9375rem}
  .metric-grid{grid-template-columns:1fr 1fr}
  .overview-grid{grid-template-columns:1fr}
  .topbar{padding:0 1.25rem}
  .topbar .topbar-actions{gap:.5rem}
  .font-size-picker{padding:.375rem .5rem;font-size:.6875rem}
  .font-size-picker select{font-size:.6875rem}
  .global-search input{width:160px}
  .global-search input:focus{width:200px}
  .info-grid{grid-template-columns:1fr 1fr}
  .entity-grid{grid-template-columns:1fr}
  .system-gauges{grid-template-columns:1fr 1fr}
  .settings-grid{grid-template-columns:1fr}
  #foodsView>.knowledge-toolbar>.muted{flex:1 0 100%}
  .content-view{padding:1rem}
  .settings-test-row{flex-direction:column;align-items:stretch}
}
@media (max-width:600px) {
  .app-shell{display:block;height:100vh}
  .workspace{height:calc(100vh - 4rem)}
  .sidebar{
    position:fixed;z-index:10;top:auto;bottom:0;left:0;right:0;
    width:auto;height:4.25rem;padding:.375rem .5rem;background:#1e293b;
    overflow-x:auto;scrollbar-width:none;
  }
  .sidebar::-webkit-scrollbar{display:none}
  .sidebar-brand,.sidebar-footer{display:none}
  .sidebar .nav-list{height:100%;display:flex;padding:0;min-width:max-content}
  .nav-item{height:3.25rem;width:4.5rem;flex:0 0 4.5rem;font-size:.6875rem;flex-direction:column;gap:.125rem}
  .nav-icon{font-size:.9375rem}
  .topbar{height:auto;flex:0 0 auto;min-height:4rem;padding:.5rem .75rem;flex-wrap:wrap;gap:.5rem}
  .topbar p{display:none}
  .topbar .topbar-actions{flex-wrap:wrap;gap:.375rem}
  .global-search{order:3;width:100%}
  .global-search input{width:100%}
  .global-search input:focus{width:100%}
  .font-size-picker{padding:.25rem .375rem;font-size:.6875rem}
  .font-size-picker select{font-size:.6875rem}
  .content-view{padding:.75rem}
  .metric-grid{gap:.5rem}
  .metric{padding:1rem}
  .metric strong{font-size:1.25rem}
  .record-list{grid-template-columns:1fr}
  .toolbar{align-items:stretch;gap:.5rem}
  .search-field,.search-field input{width:100%}
  .toolbar .button{margin-left:0}
  .knowledge-toolbar .toolbar-input,.knowledge-toolbar .toolbar-select{width:100%}
  .system-details{grid-template-columns:1fr}
  .system-gauges{grid-template-columns:1fr}
  .diet-review-card{grid-template-columns:6.25rem minmax(0,1fr)}
  .diet-review-image{width:6.25rem}
  .diet-review-actions{grid-column:1/-1;justify-content:flex-end}
  .review-modal-summary{grid-template-columns:1fr}
  .review-modal-image{width:100%;max-height:15.625rem}
  .system-gauge{min-height:10.625rem}
  .restore-status{grid-template-columns:1fr;gap:.375rem}
  .restore-status span{white-space:normal}
  .form-grid,.settings-grid,.diet-photo-test-form,.info-grid{grid-template-columns:1fr}
  .user-drawer{width:100vw}
  .drawer-content{padding:1rem}
  .detail-tabs{padding:0 1rem}
  .modal-panel{padding:1.5rem}
  .settings-form .panel{padding:1rem}
  .settings-group{padding:.875rem}
  .settings-test-row{padding:.75rem}
  .secret-row{flex-direction:column;align-items:stretch;gap:.375rem}
  .secret-row input[type=password]{width:100%}
  .clear-check{align-self:flex-end}
  .topbar h2{font-size:1rem}
}

/* ===== mall management ===== */
.mall-toolbar{display:flex;gap:.5rem;margin-bottom:1rem;flex-wrap:wrap;align-items:center}
.mall-toolbar .button{margin-left:auto}
.mall-tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:1rem}
.mall-tabs .mall-tab{padding:.5rem 1rem;border:none;background:none;color:var(--text-muted);cursor:pointer;font-size:.8125rem;border-bottom:2px solid transparent;transition:all .15s;font-family:inherit}
.mall-tabs .mall-tab:hover{color:var(--text)}
.mall-tabs .mall-tab.active{color:var(--link);border-bottom-color:var(--link);font-weight:600}
.mall-tab-panel{}
.mall-chart{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:1rem;margin-bottom:1rem;min-height:12rem}
.mall-chart h3{font-size:.8125rem;font-weight:600;margin-bottom:.75rem;color:var(--text)}
.mall-chart-bars{display:flex;align-items:flex-end;justify-content:space-around;height:10rem;gap:.5rem;padding-bottom:1.5rem}
.mall-chart-bar-item{display:flex;flex-direction:column;align-items:center;height:100%;justify-content:flex-end;flex:1;min-width:2rem}
.mall-chart-bar{width:100%;max-width:2rem;background:linear-gradient(to top, var(--green,#22c55e), var(--green-light,#86efac));border-radius:4px 4px 0 0;transition:height .3s;min-height:4px}
.mall-chart-value{font-size:.6875rem;color:var(--text-muted);margin-bottom:.25rem}
.mall-chart-label{font-size:.625rem;color:var(--text-muted);margin-top:.25rem;white-space:nowrap}
.mall-page-controls{display:flex;align-items:center;justify-content:flex-end;gap:.5rem;margin-top:.75rem;font-size:.75rem;color:var(--text-muted)}
.mall-page-controls button{padding:.25rem .5rem;font-size:.75rem}
.tag-green{background:var(--green-highlight,#dcfce7);color:var(--green,#16a34a)}
.tag-disabled{background:var(--bg-muted);color:var(--text-muted)}
.tag-blue{background:var(--blue-highlight,#dbeafe);color:var(--blue,#2563eb)}
.tag-inline{margin-top:.4rem;display:flex;flex-wrap:wrap;gap:.25rem}
.tag-inline .tag{margin:0}
.mall-status-select{font-size:.75rem;padding:.25rem;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text);font-family:inherit}
.danger-text{color:var(--red,#ef4444)}
.danger-bg{background:var(--red-highlight,#fee2e2)}