/* Cobalt Grid — dense, dark-first neo-brutalism. Depth = 1px lines + surface steps, never shadows.
   One cobalt accent; mono (Fira Code) for every identifier, number and label. See docs/design/admin-cobalt. */
:root {
  --nb-bg: #0c0e13;
  --nb-surface: #12151c;
  --nb-surface-2: #171b23;
  --nb-surface-3: #1f242e;
  --nb-ink: #e6e9f0;
  --nb-ink-soft: #b8bfcc;
  --nb-muted: #7c8596;
  --nb-line: #3a4150;
  --nb-line-soft: #232936;
  --nb-accent: #3b6cff;
  --nb-accent-fill: #3060ff;
  --nb-accent-ink: #ffffff;
  --nb-focus: var(--nb-accent);
  --nb-danger: #ff4d4d;
  --nb-danger-soft: #3a1515;
  --nb-danger-ink: #ffb0b0;
  --nb-success: #2fd07a;
  --nb-success-soft: #103524;
  --nb-success-ink: #9beebd;
  --nb-info: #4da3ff;
  --nb-info-soft: #12304f;
  --nb-info-ink: #b3d6ff;
  --nb-warning: #ffb020;
  --nb-warning-soft: #3f2c07;
  --nb-warning-ink: #ffd27a;
  --nb-font: "Manrope", system-ui, sans-serif;
  --nb-mono: "Fira Code", ui-monospace, Menlo, monospace;
  --nb-radius: 2px;
  --nb-border: 1px solid var(--nb-line);
  --nb-sidebar-w: 240px;
  color-scheme: dark;
}
.light {
  --nb-bg: #eceef3;
  --nb-surface: #ffffff;
  --nb-surface-2: #f5f6f9;
  --nb-surface-3: #e6e9ef;
  --nb-ink: #0e1220;
  --nb-ink-soft: #363c4c;
  --nb-muted: #6b7382;
  --nb-line: #0e1220;
  --nb-line-soft: #cdd2dc;
  --nb-accent: #2453ff;
  --nb-accent-fill: #2453ff;
  --nb-accent-ink: #ffffff;
  --nb-danger: #d92d20;
  --nb-danger-soft: #fde2df;
  --nb-danger-ink: #7d160f;
  --nb-success: #14904f;
  --nb-success-soft: #d3f1df;
  --nb-success-ink: #0b5a30;
  --nb-info: #1f6fd8;
  --nb-info-soft: #dbe8fb;
  --nb-info-ink: #0f3f85;
  --nb-warning: #e09a12;
  --nb-warning-soft: #fdedc6;
  --nb-warning-ink: #6b4300;
  color-scheme: light;
}
html, body { background: var(--nb-bg); color: var(--nb-ink); font-family: var(--nb-font); font-size: 13px; }
body { -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button { font-family: inherit; }
::selection { background: color-mix(in srgb, var(--nb-accent) 40%, transparent); }

/* ---- shell ------------------------------------------------------------- */
.nb-shell { display: grid; grid-template-columns: var(--nb-sidebar-w) 1fr; min-height: 100vh; }
.nb-sidebar {
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  background: var(--nb-surface); border-right: var(--nb-border);
  display: flex; flex-direction: column; padding: 0.5rem;
}
.nb-brand { display: flex; align-items: center; gap: 0.55rem; font-family: var(--nb-mono); font-weight: 600; font-size: 15px; letter-spacing: -0.01em; padding: 0.5rem 0.5rem 0.9rem; }
.nb-brand-mark {
  width: 28px; height: 28px; display: grid; place-items: center; border-radius: var(--nb-radius);
  background: var(--nb-accent-fill); color: var(--nb-accent-ink); font-weight: 800; font-size: 13px;
}
.nb-nav { display: flex; flex-direction: column; gap: 1px; }
.nb-nav-group { margin-top: 0.35rem; }
.nb-nav-group-btn { display: flex; align-items: center; gap: 0.55rem; width: 100%; height: 34px; padding: 0 10px; background: transparent; border: 0; border-radius: var(--nb-radius); color: var(--nb-muted); cursor: pointer; text-align: left; }
.nb-nav-group-btn:hover { background: var(--nb-surface-3); }
.nb-nav-group-lbl { flex: 1; min-width: 0; font-family: var(--nb-mono); font-size: 10px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.14em; }
.nb-nav-group-chevron { flex: 0 0 auto; transition: transform 0.12s; }
.nb-nav-group-btn[data-open="true"] .nb-nav-group-chevron { transform: rotate(90deg); }
.nb-nav-item {
  position: relative; display: flex; align-items: center; gap: 0.55rem; padding: 6px 10px; border-radius: var(--nb-radius);
  font-weight: 600; font-size: 13px; text-decoration: none; color: var(--nb-ink);
}
.nb-nav-item:hover { background: var(--nb-surface-3); }
.nb-nav-item[data-active="true"] { color: var(--nb-accent); background: color-mix(in srgb, var(--nb-accent) 12%, transparent); }
.nb-nav-item[data-active="true"]::before,
.nb-nav-item[data-active="true"]::after { content: ""; position: absolute; top: 4px; bottom: 4px; width: 7px; border: 1.5px solid var(--nb-accent); }
.nb-nav-item[data-active="true"]::before { left: 2px; border-right: 0; }
.nb-nav-item[data-active="true"]::after { right: 2px; border-left: 0; }
.nb-nav-sub { display: flex; flex-direction: column; gap: 1px; }
.nb-main { min-width: 0; display: flex; flex-direction: column; }
.nb-topbar {
  position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 0.75rem; height: 48px; padding: 0 1.25rem;
  background: var(--nb-surface); border-bottom: var(--nb-border);
}
.nb-topbar-title { font-family: var(--nb-mono); font-weight: 500; font-size: 13px; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nb-content {
  padding: 20px 24px 3rem; display: flex; flex-direction: column; gap: 16px;
  background-image: radial-gradient(var(--nb-line-soft) 1px, transparent 1px);
  background-size: 20px 20px;
}
.nb-burger { display: none !important; }
.nb-backdrop { display: none; }
@media (max-width: 960px) {
  .nb-shell { grid-template-columns: 1fr; }
  .nb-sidebar { position: fixed; inset: 0 auto 0 0; width: 300px; z-index: 50; transform: translateX(-105%); transition: transform 0.15s ease; }
  .nb-sidebar[data-open="true"] { transform: none; }
  .nb-backdrop[data-open="true"] { display: block; position: fixed; inset: 0; background: rgba(4, 6, 12, 0.6); z-index: 40; }
  .nb-burger { display: inline-flex !important; }
  .nb-content { padding: 16px; }
}

/* ---- primitives ---------------------------------------------------------- */
.nb-card { background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius); padding: 12px 14px; }
.nb-card-flat { border: 0; }
.nb-card-tight { padding: 0; overflow: hidden; }
/* test (mock) records: hatched, dashed, dimmed — colour is not the only signal (the is_mock filter stays). */
.nb-card[data-mock="true"] {
  border-style: dashed;
  background-image: repeating-linear-gradient(45deg, transparent 0 10px, color-mix(in srgb, var(--nb-line-soft) 60%, transparent) 10px 11px);
}
.nb-card[data-mock="true"] .nb-mono, .nb-card[data-mock="true"] .font-semibold { color: var(--nb-ink-soft); }
.nb-table tr[data-mock="true"] td {
  background-image: repeating-linear-gradient(45deg, transparent 0 10px, color-mix(in srgb, var(--nb-line-soft) 60%, transparent) 10px 11px);
}
.nb-card-title { font-weight: 700; font-size: 13.5px; margin-bottom: 0.6rem; display: flex; align-items: center; gap: 0.5rem; }
.nb-h1 { font-size: 24px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.nb-h2 { font-size: 18px; font-weight: 800; letter-spacing: -0.01em; }
.nb-muted { color: var(--nb-muted); }
.nb-mono { font-family: var(--nb-mono); font-size: 12.5px; font-variant-numeric: tabular-nums; }
.nb-mono-copy { cursor: pointer; }
.nb-mono-copy:hover { text-decoration: underline dotted; text-underline-offset: 2px; }
.nb-mono-copy:active { color: var(--nb-accent); }
.nb-label { display: block; font-family: var(--nb-font); font-size: 12.5px; font-weight: 600; text-transform: none; letter-spacing: 0; color: var(--nb-ink-soft); margin-bottom: 5px; }
.nb-label-req { color: var(--nb-danger); margin-left: 2px; }
.nb-label-hint { color: var(--nb-muted); font-weight: 400; font-size: 11.5px; margin-left: 6px; }
.nb-help { font-size: 11.5px; color: var(--nb-muted); margin-top: 0.35rem; line-height: 1.4; white-space: pre-line; }
.nb-error { font-size: 12px; color: var(--nb-danger-ink); background: var(--nb-danger-soft); border-left: 3px solid var(--nb-danger); border-radius: var(--nb-radius); padding: 0.3rem 0.55rem; margin-top: 0.35rem; font-weight: 600; }

.nb-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  font-weight: 700; font-size: 12.5px; line-height: 1.2; height: 34px; padding: 0 14px;
  border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface); color: var(--nb-ink);
  cursor: pointer; text-decoration: none; white-space: nowrap; transition: background 0.1s, border-color 0.1s, color 0.1s;
}
.nb-btn:hover { border-color: var(--nb-ink); }
.nb-btn:active { background: var(--nb-surface-3); }
.nb-btn:focus-visible { outline: 1px solid var(--nb-focus); outline-offset: 2px; }
.nb-btn:disabled, .nb-btn[aria-disabled="true"] { opacity: 0.45; cursor: not-allowed; }
.nb-btn-primary { background: var(--nb-accent-fill); border-color: var(--nb-accent-fill); color: var(--nb-accent-ink); }
.nb-btn-primary:hover { background: color-mix(in srgb, var(--nb-accent-fill) 85%, #000); border-color: color-mix(in srgb, var(--nb-accent-fill) 85%, #000); }
.nb-btn-primary:active { background: color-mix(in srgb, var(--nb-accent-fill) 75%, #000); }
.nb-btn-danger { background: transparent; color: var(--nb-danger); border-color: var(--nb-line); }
.nb-btn-danger:hover { border-color: var(--nb-danger); }
.nb-btn-success { background: transparent; color: var(--nb-success); border-color: var(--nb-line); }
.nb-btn-success:hover { border-color: var(--nb-success); }
.nb-btn-ghost { background: transparent; border-color: transparent; }
.nb-btn-ghost:hover { background: var(--nb-surface-3); border-color: transparent; }
.nb-btn-sm { height: 28px; padding: 0 10px; font-size: 12px; }
.nb-btn-icon { padding: 0; width: 34px; }
.nb-btn-icon.nb-btn-sm { width: 28px; }
.nb-btn-block { width: 100%; }

.nb-input, .nb-select, .nb-textarea {
  width: 100%; font: inherit; font-size: 13px; height: 34px; padding: 0 0.65rem; color: var(--nb-ink);
  background: var(--nb-surface-2); border: var(--nb-border); border-radius: var(--nb-radius); outline: none;
  transition: border-color 0.1s;
}
.nb-input:focus, .nb-select:focus, .nb-textarea:focus { border-color: var(--nb-accent); outline: 1px solid var(--nb-focus); outline-offset: 2px; }
.nb-input:disabled, .nb-select:disabled, .nb-textarea:disabled { background: var(--nb-surface-3); color: var(--nb-muted); }
.nb-input::placeholder, .nb-textarea::placeholder { color: var(--nb-muted); }
.nb-input.nb-mono, .nb-textarea.nb-mono { font-family: var(--nb-mono); font-size: 12.5px; }
.nb-textarea { height: auto; padding: 0.5rem 0.65rem; resize: vertical; line-height: 1.45; min-height: 2.5rem; }
.nb-select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%); background-position: calc(100% - 16px) 50%, calc(100% - 10px) 50%; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; padding-right: 2rem; }
.nb-input-sm { height: 30px; padding: 0 0.5rem; font-size: 12.5px; }
.nb-select option { background: var(--nb-surface); color: var(--nb-ink); }
.nb-select option:checked, .nb-select option:hover { background: var(--nb-surface-3); color: var(--nb-ink); }

/* multi-select (details dropdown of checkboxes) — shown by the open state, not focus-within */
.nb-ms { position: relative; }
.nb-ms-trigger { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; cursor: pointer; list-style: none; background-image: none; height: auto; min-height: 34px; padding: 4px 0.65rem; }
.nb-ms-trigger::-webkit-details-marker { display: none; }
.nb-ms[open] .nb-ms-trigger { border-color: var(--nb-accent); }
.nb-ms[open] .nb-cs-caret { transform: rotate(180deg); }
.nb-ms-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; flex: 1; min-width: 0; }
.nb-ms-trigger.nb-input-sm { min-height: 30px; padding: 2px 0.5rem; }
.nb-ms-panel-head { display: flex; justify-content: flex-end; padding: 2px 4px 4px; border-bottom: 1px solid var(--nb-line-soft); margin-bottom: 4px; }
.nb-ms-clear { border: 0; background: transparent; color: var(--nb-muted); font: inherit; font-size: 12px; font-weight: 600; cursor: pointer; padding: 2px 4px; border-radius: var(--nb-radius); }
.nb-ms-clear:hover { background: var(--nb-surface-3); color: var(--nb-ink); }
.nb-ms-chip { display: inline-flex; align-items: center; gap: 4px; padding: 1px 4px 1px 7px; font-size: 12px; font-weight: 600; background: color-mix(in srgb, var(--nb-accent) 14%, transparent); border: 1px solid color-mix(in srgb, var(--nb-accent) 45%, transparent); border-radius: var(--nb-radius); color: var(--nb-ink); }
.nb-ms-chip-x { display: inline-flex; align-items: center; justify-content: center; width: 15px; height: 15px; line-height: 1; font-size: 14px; border: 0; background: transparent; color: var(--nb-muted); cursor: pointer; border-radius: 2px; }
.nb-ms-chip-x:hover { color: var(--nb-danger-ink); background: color-mix(in srgb, var(--nb-danger) 25%, transparent); }
.nb-cs-disabled.nb-ms .nb-ms-trigger { pointer-events: none; background: var(--nb-surface-3); opacity: 0.75; }
.nb-ms-panel {
  position: absolute; z-index: 40; left: 0; top: calc(100% + 4px); min-width: 100%; max-width: min(360px, 92vw);
  max-height: 280px; overflow-y: auto; display: flex; flex-direction: column; padding: 4px;
  background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius);
}
.nb-ms-option { display: flex; align-items: center; gap: 0.5rem; padding: 0.35rem 0.5rem; font-size: 13px; cursor: pointer; border-radius: var(--nb-radius); }
.nb-ms-option:hover { background: var(--nb-surface-3); }

/* custom select (details dropdown) */
.nb-cs { position: relative; }
.nb-cs-trigger { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; list-style: none; user-select: none; }
.nb-cs-trigger::-webkit-details-marker { display: none; }
.nb-cs-trigger { background-image: none; padding-right: 0.65rem; }
.nb-cs-value { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nb-cs-value[data-nb-pick] { display: none; } /* the optimistic .nb-cs-pick overlay stands in (nb_select.js) */
.nb-ms-chips[data-nb-pick] { display: none; } /* likewise the deferred multi-select's .nb-ms-pick */
.nb-cs-placeholder { color: var(--nb-muted); }
.nb-cs-caret { flex: 0 0 auto; transition: transform 0.12s; }
.nb-cs[open] > .nb-cs-trigger .nb-cs-caret { transform: rotate(180deg); }
.nb-cs[open] > .nb-cs-trigger { border-color: var(--nb-accent); }
.nb-cs-disabled > .nb-cs-trigger { pointer-events: none; background: var(--nb-surface-3); opacity: 0.75; }
.nb-cs-panel {
  position: absolute; z-index: 40; left: 0; top: calc(100% + 4px); min-width: 100%; max-width: min(360px, 92vw);
  max-height: 280px; overflow-y: auto; display: flex; flex-direction: column; padding: 4px;
  background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius);
}
.nb-cs-panel-right { left: auto; right: 0; }
.nb-cs-option {
  display: flex; align-items: center; gap: 0.5rem; width: 100%; padding: 0.4rem 0.55rem; border: none;
  background: transparent; color: var(--nb-ink); font: inherit; font-size: 13px; text-align: left; cursor: pointer; border-radius: var(--nb-radius);
}
.nb-cs-option-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nb-cs-option:hover { background: var(--nb-surface-3); }
.nb-cs-check { flex: 0 0 auto; opacity: 0; color: var(--nb-accent); }
.nb-cs-selected { color: var(--nb-accent); font-weight: 600; }
.nb-cs-selected .nb-cs-check { opacity: 1; }

/* panel loader: a scrim over the tab content while its data loads */
/* scrim over a nested widget (the category tree) while it loads */
.nb-panel-loading {
  position: absolute; inset: 0; z-index: 30; display: flex; flex-direction: column; align-items: center;
  gap: 0.7rem; padding-top: clamp(2rem, 12vh, 7rem);
  background: color-mix(in srgb, var(--nb-bg) 70%, transparent);
}
.nb-panel-loading-box {
  display: flex; align-items: center; gap: 0.6rem; padding: 0.6rem 1rem; font-size: 13px; font-weight: 700;
  background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius);
}
/* an in-page refresh keeps the data in place, dimmed; a route/tab change shows a skeleton instead. */
[data-busy="true"] { opacity: 0.45; pointer-events: none; }

/* loading skeletons: static placeholders of the target page with a shimmer */
.nb-sk {
  background: linear-gradient(90deg, var(--nb-surface-3), color-mix(in srgb, var(--nb-surface-3) 55%, var(--nb-surface-2)), var(--nb-surface-3));
  background-size: 200% 100%; animation: nb-shimmer 1.4s linear infinite; border-radius: 2px;
}
.nb-sk-card { border-color: var(--nb-line-soft) !important; }
@keyframes nb-shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* 2px indeterminate progress bar, pinned just under the topbar while a page loads */
/* Out of flow (absolute, anchored to the dashboard root) so toggling it during a refresh never shifts
   content; the negative insets pull it flush under the topbar and across the content padding. */
.nb-topbar-progress { position: absolute; top: -20px; left: -24px; right: -24px; z-index: 25; height: 2px; background: var(--nb-line-soft); overflow: hidden; }
@media (max-width: 960px) { .nb-topbar-progress { top: -16px; left: -16px; right: -16px; } }
.nb-topbar-progress-sweep { position: absolute; top: 0; bottom: 0; width: 35%; background: var(--nb-accent); animation: nb-progress 1.1s ease-in-out infinite; }
@keyframes nb-progress { from { left: -35%; } to { left: 100%; } }

/* date-range calendar */
.nb-cal-trigger { min-width: 210px; }
.nb-cal-trigger .nb-cs-value { flex: 1; }
.nb-cal-panel { padding: 10px; width: min(340px, 92vw); min-width: 280px; gap: 0; max-height: calc(100dvh - 7rem); }
.nb-cal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.nb-cal-title { font-weight: 700; font-size: 13px; }
.nb-cal-nav { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface); cursor: pointer; }
.nb-cal-nav:hover { border-color: var(--nb-ink); }
.nb-cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.nb-cal-wd { text-align: center; font-family: var(--nb-mono); font-size: 10px; font-weight: 500; text-transform: uppercase; color: var(--nb-muted); padding: 2px 0; }
.nb-cal-day { display: flex; align-items: center; justify-content: center; height: 36px; border: 1px solid transparent; border-radius: var(--nb-radius); background: transparent; color: var(--nb-ink); font: inherit; font-size: 12.5px; cursor: pointer; }
.nb-cal-day:hover { border-color: var(--nb-line); }
.nb-cal-blank { pointer-events: none; }
.nb-cal-out { color: var(--nb-muted); opacity: 0.5; }
.nb-cal-today { font-weight: 700; border-color: var(--nb-line-soft); border-style: dashed; }
.nb-cal-inrange { background: color-mix(in srgb, var(--nb-accent) 22%, transparent); border-radius: 0; }
.nb-cal-edge { background: var(--nb-accent-fill); color: var(--nb-accent-ink); border-color: var(--nb-accent-fill); font-weight: 700; }
.nb-cal-edge-from { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.nb-cal-edge-to { border-top-left-radius: 0; border-bottom-left-radius: 0; }
.nb-cal-actions { display: flex; align-items: center; gap: 6px; margin-top: 8px; padding-top: 8px; border-top: var(--nb-border); }
.nb-cal-presets { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 8px; padding-bottom: 8px; border-bottom: var(--nb-border); }
.nb-cal-preset { flex: 1 1 auto; padding: 0.3rem 0.5rem; font: inherit; font-size: 12px; font-weight: 700; color: var(--nb-ink); background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius); cursor: pointer; white-space: nowrap; }
.nb-cal-preset:hover { border-color: var(--nb-ink); }
.nb-cal-preset-on { background: var(--nb-accent-fill); color: var(--nb-accent-ink); border-color: var(--nb-accent-fill); }
/* as a form field the trigger is the cell's width, not the filter rail's comfortable minimum */
.nb-field .nb-cal-trigger { min-width: 0; }
.nb-cal-time { display: flex; align-items: center; gap: 8px; margin-top: 8px; padding-top: 8px; border-top: var(--nb-border); }
.nb-cal-time-label { font-size: 12px; font-weight: 700; color: var(--nb-muted); }
.nb-cal-time input { flex: 1; min-width: 0; }

/* live price-multiplier preview */
.nb-price-field { display: flex; flex-direction: column; gap: 0.25rem; min-width: 0; }
.nb-price-preview { font-size: 12px; font-weight: 700; color: var(--nb-accent); font-family: var(--nb-mono); }
.nb-price-preview:empty { display: none; }

/* rich-text (WYSIWYG) editor */
.nb-rt-src { display: none; }
.nb-rt { border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface); overflow: hidden; }
.nb-rt-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 2px; padding: 4px 6px; background: var(--nb-surface-2); border-bottom: var(--nb-border); }
.nb-rt-var { display: inline-block; padding: 0 0.3rem; margin: 0 1px; font-family: var(--nb-mono); font-size: 12px; font-weight: 500; color: var(--nb-accent); background: color-mix(in srgb, var(--nb-accent) 14%, transparent); border: 1px solid var(--nb-accent); border-radius: var(--nb-radius); white-space: nowrap; user-select: all; }
.nb-rt-readonly .nb-rt-var { background: var(--nb-surface-2); color: var(--nb-ink); border-color: var(--nb-line); }
.nb-rt-btn { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; padding: 0; color: var(--nb-ink); background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius); cursor: pointer; }
.nb-rt-btn:hover { border-color: var(--nb-ink); }
.nb-rt-sep { width: 1px; align-self: stretch; margin: 2px 4px; background: var(--nb-line-soft); }
.nb-rt-editor { min-height: 180px; max-height: 460px; overflow-y: auto; padding: 0.6rem 0.75rem; font-size: 13px; line-height: 1.5; color: var(--nb-ink); outline: none; }
.nb-rt-editor:focus { box-shadow: inset 2px 0 0 var(--nb-accent); }
.nb-rt-editor:empty::before { content: attr(data-placeholder); color: var(--nb-muted); }
.nb-rt-editor h1, .nb-rt-editor h2, .nb-rt-editor h3 { font-weight: 700; margin: 0.6em 0 0.3em; line-height: 1.25; }
.nb-rt-editor h3 { font-size: 1.05rem; }
.nb-rt-editor p { margin: 0.4em 0; }
.nb-rt-editor ul, .nb-rt-editor ol { margin: 0.4em 0; padding-left: 1.4em; }
.nb-rt-editor ul { list-style: disc; }
.nb-rt-editor ol { list-style: decimal; }
.nb-rt-editor a { color: var(--nb-accent); text-decoration: underline; }
.nb-rt-readonly .nb-rt-toolbar { display: none; }

.nb-field { display: flex; flex-direction: column; min-width: 0; position: relative; }
.nb-field[hidden] { display: none; } /* visible_when, toggled client-side (nb_select.js) */
/* inline AI trigger: icon-only, pinned to the field's top-right in line with the label; tooltip via title */
.nb-ai-btn { position: absolute; top: 0; right: 0; display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; padding: 0; border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface); color: var(--nb-muted); cursor: pointer; transition: color 0.1s, border-color 0.1s; }
.nb-ai-btn:hover:not(:disabled) { color: var(--nb-accent); border-color: var(--nb-accent); }
.nb-ai-btn:disabled { opacity: 0.55; cursor: default; }
.nb-field-attrs { padding: 0.7rem 0.8rem 0.8rem; border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface-2); }
.nb-field-ro .nb-input { background: var(--nb-surface-3); }
.nb-switch { display: inline-flex; align-items: center; gap: 0.5rem; cursor: pointer; font-weight: 600; font-size: 13px; user-select: none; }
.nb-switch-track { width: 36px; height: 20px; border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface-3); position: relative; transition: background 0.12s, border-color 0.12s; }
.nb-switch-track::after { content: ""; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px; background: var(--nb-ink); border-radius: 1px; transition: transform 0.12s, background 0.12s; }
.nb-switch:has(input:checked) .nb-switch-track { background: var(--nb-accent-fill); border-color: var(--nb-accent-fill); }
.nb-switch:has(input:checked) .nb-switch-track::after { transform: translateX(16px); background: var(--nb-accent-ink); }
.nb-check { width: 16px; height: 16px; accent-color: var(--nb-accent-fill); border-radius: 1px; }

.nb-grid { display: grid; gap: 0.85rem 1rem; grid-template-columns: minmax(0, 1fr); }
.nb-grid[data-cols="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.nb-grid[data-cols="3"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.nb-grid[data-cols="4"] { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.nb-grid:not([data-cols="2"]):not([data-cols="3"]):not([data-cols="4"]) > * { grid-column: auto !important; }
@media (max-width: 760px) { .nb-grid[data-cols] { grid-template-columns: minmax(0, 1fr); } .nb-grid > * { grid-column: auto !important; } }
.nb-subhead { grid-column: 1 / -1; margin-top: 0.35rem; padding-bottom: 0.3rem; border-bottom: var(--nb-border); font-family: var(--nb-mono); font-size: 10.5px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.12em; color: var(--nb-muted); }
.nb-subhead:first-child { margin-top: 0; }
.nb-group { border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface-2); }
.nb-group > summary, .nb-group-head { cursor: pointer; list-style: none; display: flex; align-items: center; gap: 0.5rem; padding: 0.6rem 0.85rem; font-weight: 700; font-size: 13px; border-bottom: 1px solid transparent; }
.nb-group[open] > summary { border-bottom-color: var(--nb-line); }
.nb-group > summary::-webkit-details-marker, .nb-group-head::-webkit-details-marker { display: none; }
/* the leading chevron turns down when the block is open (the sign was static before) */
.nb-group-head > svg { flex: 0 0 auto; transition: transform 0.12s; }
details[open] > .nb-group-head > svg { transform: rotate(90deg); }
.nb-group-body { padding: 0.85rem; }

.nb-badge { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.1rem 0.45rem; border-left: 3px solid var(--nb-line); border-radius: var(--nb-radius); font-family: var(--nb-mono); font-size: 10.5px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.04em; line-height: 1.6; background: var(--nb-surface-3); color: var(--nb-ink-soft); white-space: nowrap; }
.nb-badge-accent { background: color-mix(in srgb, var(--nb-accent) 16%, transparent); border-left-color: var(--nb-accent); color: var(--nb-accent); }
.nb-badge-success { background: var(--nb-success-soft); border-left-color: var(--nb-success); color: var(--nb-success-ink); }
.nb-badge-danger { background: var(--nb-danger-soft); border-left-color: var(--nb-danger); color: var(--nb-danger-ink); }
.nb-badge-info { background: var(--nb-info-soft); border-left-color: var(--nb-info); color: var(--nb-info-ink); }
.nb-badge-warning { background: var(--nb-warning-soft); border-left-color: var(--nb-warning); color: var(--nb-warning-ink); }
.nb-badge-muted, .nb-badge-neutral { background: var(--nb-surface-3); border-left-color: var(--nb-muted); color: var(--nb-muted); }
.nb-badge-deleted { text-decoration: line-through; color: var(--nb-muted); border-left-color: var(--nb-muted); }
.nb-badge-disabled { color: var(--nb-muted); border-left-color: var(--nb-muted); }
.nb-chip { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.18rem 0.5rem; border: var(--nb-border); border-radius: var(--nb-radius); font-size: 12px; font-weight: 500; background: var(--nb-surface-2); text-decoration: none; }
.nb-chip:hover { color: var(--nb-accent); border-color: var(--nb-accent); }
.nb-table .nb-chip { display: inline-block; max-width: 230px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; vertical-align: middle; }
.nb-chip-deleted { text-decoration: line-through; color: var(--nb-muted); }
.nb-chip-disabled { color: var(--nb-muted); border-style: dashed; }

.nb-alert { border: var(--nb-border); border-left-width: 3px; border-radius: var(--nb-radius); padding: 0.6rem 0.85rem; font-size: 13px; font-weight: 600; display: flex; gap: 0.6rem; align-items: flex-start; background: var(--nb-surface-2); }
.nb-alert-danger { background: var(--nb-danger-soft); border-color: var(--nb-danger); color: var(--nb-danger-ink); }
.nb-alert-success { background: var(--nb-success-soft); border-color: var(--nb-success); color: var(--nb-success-ink); }
.nb-alert-info { background: var(--nb-info-soft); border-color: var(--nb-info); color: var(--nb-info-ink); }
.nb-alert-warning { background: var(--nb-warning-soft); border-color: var(--nb-warning); color: var(--nb-warning-ink); }

/* ---- tables -------------------------------------------------------------- */
.nb-table-wrap { overflow-x: auto; }
/* bar-in-cell table (the «средняя наценка» comparison) */
.nb-table tr[data-muted="true"] td { color: var(--nb-muted); }
.nb-bar-cell { display: flex; align-items: center; gap: 8px; min-width: 180px; }
.nb-bar-track { flex: 1; min-width: 40px; height: 8px; background: var(--nb-surface-3); border-radius: 1px; overflow: hidden; }
.nb-bar-fill { height: 100%; background: var(--nb-accent); }
.nb-bar-val { flex: 0 0 auto; min-width: 52px; text-align: right; font-family: var(--nb-mono); font-size: 12px; font-variant-numeric: tabular-nums; }
.nb-share-bar { display: inline-block; vertical-align: middle; width: 56px; height: 4px; margin-left: 8px; background: var(--nb-surface-3); border-radius: 1px; overflow: hidden; }
.nb-share-bar > div { height: 100%; background: var(--nb-success); }
.nb-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 12.5px; }
.nb-table th { position: sticky; top: 0; z-index: 1; background: var(--nb-surface-2); color: var(--nb-muted); text-align: left; font-family: var(--nb-mono); font-size: 10.5px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; padding: 0.5rem 0.75rem; white-space: nowrap; border-bottom: var(--nb-border); }
.nb-table th button { all: unset; cursor: pointer; display: inline-flex; align-items: center; gap: 0.3rem; }
.nb-table td { height: 34px; padding: 0.35rem 0.75rem; border-bottom: 1px solid var(--nb-line-soft); vertical-align: middle; max-width: 28rem; }
.nb-table td.nb-num, .nb-table td .nb-num { font-family: var(--nb-mono); font-variant-numeric: tabular-nums; text-align: right; }
.nb-table tbody tr:hover td { background: color-mix(in srgb, var(--nb-accent) 10%, var(--nb-surface)); }
.nb-table tr[data-tone="deleted"] td { color: var(--nb-muted); background: var(--nb-surface-3); text-decoration: line-through; }
.nb-table tr[data-tone="disabled"] td { color: var(--nb-muted); background: var(--nb-surface-3); }
.nb-table tr[data-tone="success"] td { background: var(--nb-success-soft); }
.nb-table tr[data-tone="danger"] td { background: var(--nb-danger-soft); }
.nb-table-actions { display: flex; gap: 0.25rem; justify-content: flex-end; flex-wrap: nowrap; }
.nb-thumb { width: 36px; height: 36px; object-fit: cover; border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface-2); }
.nb-img-detail { max-width: 240px; max-height: 240px; border: var(--nb-border); border-radius: var(--nb-radius); }
.nb-empty { text-align: center; padding: 2.5rem 1rem; color: var(--nb-muted); font-weight: 600; }

.nb-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem; }
.nb-search { position: relative; flex: 1 1 260px; max-width: 460px; }
.nb-search .nb-input { padding-left: 2.1rem; }
.nb-search-icon { position: absolute; left: 0.65rem; top: 50%; transform: translateY(-50%); color: var(--nb-muted); pointer-events: none; }
.nb-filters { display: flex; flex-wrap: wrap; gap: 0.6rem 0.8rem; align-items: flex-end; }
.nb-filter { display: flex; flex-direction: column; min-width: 160px; flex: 1 1 160px; max-width: 260px; }
.nb-filters .nb-input, .nb-filters .nb-select, .nb-filters .nb-cs-trigger.nb-input { height: 30px; }
.nb-pagination { display: flex; align-items: center; gap: 0.35rem; flex-wrap: wrap; }
.nb-page-btn { min-width: 34px; }
.nb-page-btn[data-current="true"] { background: var(--nb-accent-fill); border-color: var(--nb-accent-fill); color: var(--nb-accent-ink); pointer-events: none; }

.nb-tabs { display: flex; flex-wrap: wrap; }
.nb-tab { height: 34px; padding: 0 0.85rem; display: inline-flex; align-items: center; font-weight: 700; font-size: 12.5px; border: var(--nb-border); border-radius: 0; background: var(--nb-surface); text-decoration: none; cursor: pointer; }
.nb-tab:first-child { border-top-left-radius: var(--nb-radius); border-bottom-left-radius: var(--nb-radius); }
.nb-tab:last-child { border-top-right-radius: var(--nb-radius); border-bottom-right-radius: var(--nb-radius); }
.nb-tab + .nb-tab { border-left: 0; }
.nb-tab[data-active="true"] { background: var(--nb-accent-fill); border-color: var(--nb-accent-fill); color: var(--nb-accent-ink); }

/* ---- detail -------------------------------------------------------------- */
.nb-kv { display: grid; grid-template-columns: minmax(120px, 200px) 1fr; gap: 0.35rem 1rem; font-size: 13px; }
.nb-kv-key { font-family: var(--nb-mono); font-weight: 500; color: var(--nb-muted); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.06em; padding-top: 0.2rem; }
.nb-kv-val { min-width: 0; word-break: break-word; }
.nb-attrs { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.nb-attr { display: inline-flex; align-items: baseline; gap: 0.4rem; padding: 0.2rem 0.55rem; border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface-2); }
.nb-attr-key { font-family: var(--nb-mono); font-size: 10px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.04em; color: var(--nb-muted); }
.nb-attr-val { font-size: 12.5px; font-weight: 600; }
.nb-attr-note { font-size: 11px; color: var(--nb-muted); }
.nb-config-val { font-size: 13px; font-weight: 600; word-break: break-word; }
/* «Конфиг цен» as a scannable two-column table: the label column shrinks to its widest single-line label. */
.nb-pc-table td { height: auto; padding: 5px 16px 5px 0; border-bottom: 1px solid var(--nb-line-soft); vertical-align: middle; }
.nb-pc-table tr:last-child td { border-bottom: 0; }
.nb-pc-label { width: 1%; white-space: nowrap; font-family: var(--nb-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--nb-muted); }
.nb-pc-cell { display: flex; align-items: center; gap: 0.15rem; font-size: 13px; font-weight: 600; font-family: var(--nb-mono); }
.nb-pc-input {
    width: 3.2rem; padding: 0.1rem 0.2rem; font: inherit; text-align: left;
    background: transparent; border: 1px solid transparent; border-radius: var(--nb-radius);
    -moz-appearance: textfield; color: inherit;
}
/* Read-only values line up with the editable input's text (same left inset), so the column is flush. */
.nb-pc-table .nb-config-val { padding-left: calc(0.2rem + 1px); }
.nb-pc-input::-webkit-outer-spin-button,
.nb-pc-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.nb-pc-input:hover { border-color: var(--nb-line); }
.nb-pc-input:focus { border-color: var(--nb-accent); outline: none; background: var(--nb-surface); }
.nb-pc-btn {
    padding: 0 0.28rem; font: inherit; line-height: 1.2; font-weight: 700; cursor: pointer;
    background: transparent; border: 1px solid transparent; color: var(--nb-muted); visibility: hidden;
}
.nb-pc-btn:hover { color: var(--nb-ink); border-color: var(--nb-ink); }
.nb-pc-cell:hover .nb-pc-btn,
.nb-pc-cell:focus-within .nb-pc-btn { visibility: visible; }
.nb-pc-save { color: var(--nb-accent); }
.nb-pc-suffix { color: var(--nb-muted); }
.nb-pc-input-wide { width: 6.5rem; }
.nb-pc-choice { min-width: 11rem; }
.nb-pc-note { color: var(--nb-muted); font-size: 11px; margin-left: 0.35rem; }
.nb-pc-overridden .nb-pc-input { font-weight: 800; color: var(--nb-accent); }
.nb-pc-notice { font-size: 12px; font-weight: 700; }
.nb-pc-notice-error { color: var(--nb-danger-ink); }
.nb-detail-grid { display: grid; gap: 0.9rem 1.25rem; grid-template-columns: minmax(0, 1fr); }
.nb-detail-grid[data-cols="2"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.nb-detail-grid[data-cols="3"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.nb-detail-grid[data-cols="4"] { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.nb-detail-grid:not([data-cols="2"]):not([data-cols="3"]):not([data-cols="4"]) > * { grid-column: auto !important; }
@media (max-width: 760px) { .nb-detail-grid[data-cols] { grid-template-columns: minmax(0, 1fr); } .nb-detail-grid > * { grid-column: auto !important; } }
.nb-detail-row { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.nb-pre { font-family: var(--nb-mono); font-size: 12px; line-height: 1.45; white-space: pre-wrap; word-break: break-word; background: var(--nb-surface-2); border: var(--nb-border); border-radius: var(--nb-radius); padding: 0.5rem 0.65rem; max-height: 24rem; overflow: auto; }
.nb-html { font-size: 13px; line-height: 1.5; }
.nb-html p { margin: 0 0 0.5rem; }
.nb-actions-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* ---- modal --------------------------------------------------------------- */
.nb-modal-backdrop { position: fixed; inset: 0; z-index: 100; background: rgba(4, 6, 12, 0.6); display: flex; align-items: flex-start; justify-content: center; padding: 6vh 1rem; overflow-y: auto; }
.nb-modal { background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius); width: 100%; max-width: 560px; padding: 1.15rem; display: flex; flex-direction: column; gap: 0.8rem; }
.nb-modal-wide { max-width: 900px; }
.nb-modal-title { font-weight: 800; font-size: 16px; }

/* ---- autocomplete ------------------------------------------------------------ */
.nb-ac { position: relative; }
.nb-ac-list { position: absolute; z-index: 60; top: calc(100% + 4px); left: 0; right: 0; max-height: 18rem; overflow-y: auto; background: var(--nb-surface); border: var(--nb-border); border-radius: var(--nb-radius); }
.nb-ac:not(:focus-within) .nb-ac-list { display: none; }
.nb-ac-item { padding: 0.4rem 0.65rem; font-size: 12.5px; cursor: pointer; border-bottom: 1px solid var(--nb-line-soft); display: flex; align-items: baseline; justify-content: space-between; gap: 0.75rem; }
.nb-ac-item:last-child { border-bottom: none; }
.nb-ac-item:hover { background: var(--nb-surface-3); }
.nb-ac-empty { padding: 0.5rem 0.65rem; font-size: 12px; color: var(--nb-muted); }
.nb-ac-selected { display: flex; align-items: center; gap: 0.4rem; }

/* ---- misc ---------------------------------------------------------------------- */
.nb-stat { display: flex; flex-direction: column; gap: 0.25rem; }
.nb-stat-value { font-family: var(--nb-mono); font-size: 26px; font-weight: 600; letter-spacing: -0.01em; }
.nb-stat-label { font-family: var(--nb-mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 500; color: var(--nb-muted); }
.nb-upload { border: 1px dashed var(--nb-line); border-radius: var(--nb-radius); padding: 0.9rem; text-align: center; font-size: 12.5px; color: var(--nb-muted); cursor: pointer; background: var(--nb-surface-2); }
.nb-upload:hover { background: var(--nb-surface-3); }
.nb-terminal { background: #05070c; color: #cdd3df; font-family: var(--nb-mono); font-size: 12px; line-height: 1.45; border: var(--nb-border); border-radius: var(--nb-radius); padding: 0.75rem; max-height: 28rem; overflow: auto; white-space: pre-wrap; word-break: break-word; }
.nb-progress { height: 0.7rem; border: var(--nb-border); border-radius: var(--nb-radius); background: var(--nb-surface-2); overflow: hidden; }
.nb-progress > div { height: 100%; background: var(--nb-accent-fill); transition: width 0.2s ease; }
.nb-spin { animation: nb-spin 0.9s linear infinite; }
@keyframes nb-spin { to { transform: rotate(360deg); } }
.nb-fade-in { animation: nb-fade 0.12s ease-out; }
@keyframes nb-fade { from { opacity: 0; } to { opacity: 1; } }
[data-sonner-toaster] { font-family: var(--nb-font) !important; }
[data-sonner-toast] { background: var(--nb-surface) !important; color: var(--nb-ink) !important; border: var(--nb-border) !important; border-radius: var(--nb-radius) !important; box-shadow: none !important; font-weight: 600 !important; }

.nb-details > summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 0.25rem; font-family: var(--nb-mono); font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; color: var(--nb-muted); user-select: none; }
.nb-details > summary::-webkit-details-marker { display: none; }
.nb-details > summary svg { transition: transform 0.12s; }
.nb-details[open] > summary svg { transform: rotate(90deg); }
.nb-details > summary + * { margin-top: 0.4rem; }

/* mobile refinements */
@media (max-width: 640px) {
  .nb-topbar { height: 52px; padding: 0 0.75rem; gap: 0.5rem; }
  .nb-topbar .nb-select { font-size: 12px; }
  .nb-topbar .nb-select { max-width: 130px; }
  .nb-h1 { font-size: 20px; }
  .nb-modal-backdrop { padding: 3vh 0.5rem; }
  .nb-detail-grid[data-cols], .nb-grid[data-cols] { grid-template-columns: minmax(0, 1fr) !important; }
  .nb-kv { grid-template-columns: 1fr; gap: 0.1rem 0; }
  .nb-kv-key { padding-top: 0.4rem; }
}
.nb-main { max-width: 100%; overflow-x: hidden; }
.nb-tabs { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
.nb-tab { white-space: nowrap; }

/* custom chart legends bound to an xy chart (see ui/xy_legend.py) */
[data-xy-legend-item] { cursor: pointer; user-select: none; transition: opacity 0.12s, filter 0.12s; font-family: var(--nb-mono); }
[data-xy-legend-item]:hover { opacity: 1; }
[data-xy-legend-for]:hover > [data-xy-legend-item]:not(:hover) { opacity: 0.55; }
[data-xy-legend-item][data-xy-legend-off] { opacity: 0.45; filter: grayscale(1); text-decoration: line-through; }