/* ==========================================================================
   FVF TRADING APP — tokens copied verbatim from design_system.html v0.1
   ========================================================================== */
:root {
  --color-primary:        #2563eb;
  --color-primary-hover:  #1d4ed8;
  --color-primary-soft:   #eff6ff;

  --status-ok:            #16a34a;
  --status-ok-bg:         #dcfce7;
  --status-overstock:     #0ea5e9;
  --status-overstock-bg:  #e0f2fe;
  --status-warn:          #f59e0b;
  --status-warn-bg:       #fef3c7;
  --status-danger:        #dc2626;
  --status-danger-bg:     #fee2e2;
  --status-neutral:       #64748b;
  --status-neutral-bg:    #f1f5f9;

  --surface-page:         #f8fafc;
  --surface-card:         #ffffff;
  --surface-table-header: #f8fafc;
  --surface-row-hover:    #f1f5f9;
  --border:               #e2e8f0;
  --border-strong:        #cbd5e1;

  --text-primary:         #0f172a;
  --text-secondary:       #475569;
  --text-muted:           #94a3b8;
  --text-on-dark:         #f8fafc;

  --chart-inventory:      #3b82f6;
  --chart-inventory-fill: rgba(59,130,246,.18);
  --chart-sales:          #f59e0b;
  --chart-awd:            #ef4444;
  --chart-zone-instock:   #38bdf8;
  --chart-zone-sufficient:#4ade80;
  --chart-zone-reorder:   #fb923c;

  --font-family: -apple-system, "Segoe UI", Roboto, "Inter", sans-serif;
  --font-mono: "Cascadia Code", Consolas, monospace;
  --fs-xs: 12px; --fs-sm: 13px; --fs-base: 14px; --fs-lg: 16px;
  --fs-xl: 20px; --fs-2xl: 28px;

  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 24px; --sp-6: 32px;
  --radius-sm: 6px; --radius-md: 10px; --radius-lg: 14px; --radius-pill: 999px;
  --shadow-card: 0 1px 3px rgba(15,23,42,.06), 0 1px 2px rgba(15,23,42,.04);
  --shadow-modal: 0 20px 50px rgba(15,23,42,.25);
}

/* Dark theme tokens — Sellerboard-style screens (design system §2, opt-in per view) */
[data-theme="dark"] {
  --surface-page:         #1a1d23;
  --surface-card:         #23272f;
  --surface-table-header: #2a2f38;
  --surface-row-hover:    #2e333d;
  --border:               #353b46;
  --border-strong:        #4a5160;
  --text-primary:         #e7eaf0;
  --text-secondary:       #aab2c0;
  --text-muted:           #6b7484;
  --color-primary:        #5b9af5;
  --color-primary-soft:   rgba(91,154,245,.12);
  --status-ok-bg:         rgba(22,163,74,.18);
  --status-overstock-bg:  rgba(14,165,233,.18);
  --status-warn-bg:       rgba(245,158,11,.18);
  --status-danger-bg:     rgba(220,38,38,.18);
  --status-neutral-bg:    rgba(100,116,139,.18);
  --status-ok:            #4ade80;
  --status-danger:        #f87171;
  --shadow-card: 0 1px 3px rgba(0,0,0,.3);
}
main[data-theme="dark"] { background: var(--surface-page); color: var(--text-primary); }

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--surface-page); color: var(--text-primary);
  font-family: var(--font-family); font-size: var(--fs-base); line-height: 1.5;
}

/* ===== App shell ===== */
.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 210px; flex-shrink: 0; background: var(--surface-card);
  border-right: 1px solid var(--border); padding: var(--sp-4) 0;
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.logo { font-size: var(--fs-xl); font-weight: 800; padding: var(--sp-2) var(--sp-4) var(--sp-5); letter-spacing: -.02em; }
.logo span { color: var(--color-primary); font-weight: 600; margin-left: 4px; }
.sidebar nav { display: flex; flex-direction: column; gap: 2px; padding: 0 var(--sp-2); }
.sidebar nav a {
  padding: 9px 14px; border-radius: var(--radius-sm); color: var(--text-secondary);
  text-decoration: none; font-size: var(--fs-sm); font-weight: 500;
}
.sidebar nav a:hover { background: var(--surface-row-hover); }
.sidebar nav a.active { background: var(--color-primary-soft); color: var(--color-primary); font-weight: 600; }
.sidebar-foot { margin-top: auto; padding: var(--sp-4); font-size: 11px; color: var(--text-muted); }
.main { flex: 1; padding: var(--sp-5); min-width: 0; }
.page-title { font-size: var(--fs-2xl); margin: 0 0 4px; font-weight: 700; }
.page-sub { color: var(--text-muted); font-size: var(--fs-sm); margin: 0 0 var(--sp-5); }

/* ===== Pills & tags (§4) ===== */
.pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: var(--radius-pill);
  font-size: var(--fs-xs); font-weight: 600; line-height: 1.4; white-space: nowrap;
}
.pill-ok        { background: var(--status-ok-bg);        color: var(--status-ok); }
.pill-overstock { background: var(--status-overstock-bg); color: var(--status-overstock); }
.pill-warn      { background: var(--status-warn-bg);      color: #b45309; }
.pill-danger    { background: var(--status-danger-bg);    color: var(--status-danger); }
.pill-neutral   { background: var(--status-neutral-bg);   color: var(--status-neutral); }

.tag-supplier {
  display: inline-block; padding: 2px 8px; border-radius: var(--radius-sm);
  background: var(--status-danger-bg); color: var(--status-danger);
  font-size: var(--fs-xs); font-weight: 500;
}
.tag-more { display: inline-block; padding: 2px 6px; border-radius: var(--radius-sm); background: var(--color-primary-soft); color: var(--color-primary); font-size: var(--fs-xs); font-weight: 600; cursor: default; position: relative; }
.tag-more:hover .tag-pop { display: block; }
.tag-pop { display: none; position: absolute; left: 0; top: 110%; z-index: 30; background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow-modal); padding: 6px 8px; white-space: nowrap; }
.tag-pop .tag-supplier { display: block; margin: 3px 0; }

.metric-pill {
  display: inline-flex; align-items: center; gap: 4px; cursor: pointer;
  padding: 3px 10px; border-radius: var(--radius-pill); font-size: var(--fs-xs); font-weight: 700;
}
.metric-pill:hover { outline: 2px solid currentColor; outline-offset: 1px; }
.metric-pill.up::after   { content: "▲"; font-size: 9px; }
.metric-pill.down::after { content: "▼"; font-size: 9px; }

.cell-link { color: var(--color-primary); cursor: pointer; font-weight: 500; text-decoration: none; }
.cell-link:hover { text-decoration: underline; }
.money-neg { color: var(--status-danger); font-weight: 600; }
.money-pos { color: var(--status-ok); font-weight: 600; }

/* ===== Summary cards (§5) ===== */
.card-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: var(--sp-3); margin-bottom: var(--sp-5); }
.stat-card {
  background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: var(--sp-4); box-shadow: var(--shadow-card); border-top: 3px solid var(--color-primary);
}
.stat-card.t-ok { border-top-color: var(--status-ok); }
.stat-card.t-warn { border-top-color: var(--status-warn); }
.stat-card.t-neutral { border-top-color: var(--status-neutral); }
.stat-card h4 { margin: 0 0 8px; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted); }
.stat-card .kv { display: flex; justify-content: space-between; font-size: var(--fs-sm); padding: 2px 0; }
.stat-card .kv b { font-variant-numeric: tabular-nums; }
.stat-card .big { font-size: var(--fs-2xl); font-weight: 700; font-variant-numeric: tabular-nums; }

/* ===== Toolbar ===== */
.toolbar { display: flex; gap: var(--sp-3); align-items: center; margin-bottom: var(--sp-3); flex-wrap: wrap; }
.toolbar .spacer { flex: 1; }
.search-input {
  font: inherit; font-size: var(--fs-sm); padding: 8px 12px; border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); width: 280px; background: var(--surface-card); color: var(--text-primary);
}
.search-input:focus, .input:focus, select:focus { outline: 2px solid var(--color-primary); outline-offset: -1px; border-color: var(--color-primary); }
select.input { width: auto; }

/* ===== Data grid (§6) ===== */
.data-table-wrap { overflow: auto; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface-card); box-shadow: var(--shadow-card); max-height: calc(100vh - 330px); }
.data-table-wrap.tall { max-height: calc(100vh - 220px); }
.data-table { border-collapse: collapse; width: 100%; font-size: var(--fs-sm); white-space: nowrap; }
.data-table th {
  position: sticky; top: 0; z-index: 5; background: var(--surface-table-header);
  padding: 10px 12px; text-align: left; font-weight: 600; color: var(--text-secondary);
  border-bottom: 2px solid var(--border); font-size: var(--fs-xs); cursor: pointer; user-select: none;
}
.data-table th.no-sort { cursor: default; }
.data-table th .sort { color: var(--text-muted); font-size: 10px; margin-left: 3px; }
.data-table th.sorted .sort { color: var(--color-primary); }
.data-table td { padding: 9px 12px; border-bottom: 1px solid var(--border); font-variant-numeric: tabular-nums; }
.data-table tbody tr:hover { background: var(--surface-row-hover); }
.data-table tbody tr.selected { background: var(--color-primary-soft); }
.product-cell { display: flex; align-items: center; gap: 10px; }
.product-thumb { width: 32px; height: 32px; border-radius: var(--radius-sm); background: var(--status-neutral-bg); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.product-title { font-weight: 500; color: var(--text-primary); max-width: 230px; overflow: hidden; text-overflow: ellipsis; }
.product-sub { font-size: 11px; color: var(--text-muted); font-family: var(--font-mono); }
.asin-link { color: inherit; text-decoration: none; border-bottom: 1px dotted currentColor; }
.asin-link:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.num-right { text-align: right; }
td.num-right, th.num-right { text-align: right; }
.sku-toggle { cursor: pointer; color: var(--text-muted); font-size: 11px; width: 14px; flex-shrink: 0; user-select: none; }
.sku-toggle:hover { color: var(--color-primary); }
tr.sku-row td { background: var(--surface-table-header); }
.pencil { cursor: pointer; opacity: 0; font-size: 12px; }
tr:hover .pencil { opacity: .6; }
.pencil:hover { opacity: 1 !important; }

/* ===== Bulk bar ===== */
.bulk-bar {
  position: sticky; bottom: 0; display: none; gap: var(--sp-3); align-items: center;
  background: var(--text-primary); color: var(--text-on-dark); padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-md); margin-top: var(--sp-3); box-shadow: var(--shadow-modal);
}
.bulk-bar.show { display: flex; }
.bulk-bar .btn { padding: 6px 14px; }

/* ===== Buttons & inputs ===== */
.btn { font: inherit; font-weight: 600; padding: 9px 22px; border-radius: var(--radius-sm); cursor: pointer; border: 1px solid transparent; font-size: var(--fs-sm); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-secondary { background: var(--surface-card); border-color: var(--border-strong); color: var(--color-primary); }
.btn-sm { padding: 5px 12px; font-size: var(--fs-xs); }
.input {
  font: inherit; font-size: var(--fs-sm); padding: 7px 10px; border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); width: 90px; background: var(--surface-card); color: var(--text-primary);
}

/* ===== Modal (§7) ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,.45); z-index: 100;
  display: flex; align-items: flex-start; justify-content: center; padding: 7vh var(--sp-4) var(--sp-4); overflow-y: auto;
}
.modal {
  width: 100%; max-width: 560px; background: var(--surface-card); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-modal); overflow: hidden; border: 1px solid var(--border);
}
.modal.wide { max-width: 900px; }
.modal header { padding: var(--sp-4) var(--sp-5); font-size: var(--fs-lg); font-weight: 700; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal header .x { color: var(--text-muted); cursor: pointer; font-weight: 400; }
.modal header .x:hover { color: var(--text-primary); }
.modal .body { padding: var(--sp-4) var(--sp-5); }
.modal footer { padding: var(--sp-3) var(--sp-5); display: flex; gap: var(--sp-3); justify-content: flex-end; align-items: center; border-top: 1px solid var(--border); }
.modal footer .left { margin-right: auto; font-size: var(--fs-sm); color: var(--text-secondary); display: flex; align-items: center; gap: 6px; }

.mini-table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.mini-table th { background: var(--surface-table-header); padding: 8px 10px; text-align: left; font-size: var(--fs-xs); color: var(--text-secondary); }
.mini-table th.num-right { text-align: right; }   /* keep numeric headers aligned over their right-aligned values */
.mini-table td { padding: 7px 10px; border-bottom: 1px solid var(--border); font-variant-numeric: tabular-nums; }

/* ===== Detail popup (§7.2) ===== */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
.detail-card { background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: var(--sp-4); }
.detail-card h5 { margin: 0 0 10px; font-size: var(--fs-sm); font-weight: 700; }
.detail-card .kv { display: flex; justify-content: space-between; padding: 4px 0; font-size: var(--fs-sm); color: var(--text-secondary); gap: var(--sp-3); }
.detail-card .kv b { color: var(--text-primary); font-variant-numeric: tabular-nums; }
.detail-card .kv.total { border-top: 1px solid var(--border); margin-top: 4px; padding-top: 8px; }

.zone-bar-demo { display: flex; gap: 28px; align-items: flex-end; }
.zone-bar { width: 56px; height: 200px; display: flex; flex-direction: column; border-radius: 4px; overflow: hidden; background: var(--status-neutral-bg); position: relative; }
.zone-bar .z-instock    { background: var(--chart-zone-instock); }
.zone-bar .z-sufficient { background: var(--chart-zone-sufficient); }
.zone-bar .z-reorder    { background: var(--chart-zone-reorder); }
.zone-legend { font-size: var(--fs-sm); }
.zone-legend div { margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.zone-legend .dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* ===== Charts ===== */
.chart-card { background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius-md); padding: var(--sp-4); box-shadow: var(--shadow-card); }
.range-tabs { display: inline-flex; gap: 2px; background: var(--status-neutral-bg); border-radius: var(--radius-sm); padding: 2px; }
.range-tabs button { font: inherit; font-size: var(--fs-xs); font-weight: 600; border: 0; background: transparent; padding: 4px 10px; border-radius: 4px; cursor: pointer; color: var(--text-secondary); }
.range-tabs button.active { background: var(--surface-card); color: var(--color-primary); box-shadow: var(--shadow-card); }
.chart-tooltip {
  position: fixed; z-index: 200; pointer-events: none; background: var(--text-primary); color: var(--text-on-dark);
  font-size: var(--fs-xs); padding: 6px 10px; border-radius: var(--radius-sm); white-space: nowrap; display: none;
}
.chart-legend { display: flex; gap: var(--sp-4); font-size: var(--fs-xs); color: var(--text-secondary); margin-top: 6px; }
.chart-legend span { display: inline-flex; align-items: center; gap: 5px; }
.chart-legend i { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }

/* ===== Sellerboard-style P&L (Profitability) ===== */
.sb-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--sp-3); margin-bottom: var(--sp-4); }
.sb-tile {
  background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: var(--sp-4); cursor: pointer; box-shadow: var(--shadow-card); border-top: 3px solid transparent;
}
.sb-tile:hover { border-color: var(--border-strong); }
.sb-tile.active { border-top-color: var(--color-primary); outline: 1px solid var(--color-primary); }
.sb-tile.forecast { cursor: default; opacity: .85; border-style: dashed; }
.sb-tile h4 { margin: 0 0 6px; font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted); }
.sb-tile .sales { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; margin-bottom: 6px; }
.sb-tile .kv { display: flex; justify-content: space-between; font-size: var(--fs-sm); color: var(--text-secondary); padding: 1px 0; }
.sb-tile .kv b { font-variant-numeric: tabular-nums; color: var(--text-primary); }

.sb-grid { display: grid; grid-template-columns: 380px 1fr; gap: var(--sp-3); margin-bottom: var(--sp-4); align-items: start; }
@media (max-width: 1100px) { .sb-grid { grid-template-columns: 1fr; } }
.pl-card { background: var(--surface-card); border: 1px solid var(--border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); padding: var(--sp-3) var(--sp-4); }
.pl-card h3 { margin: 4px 0 10px; font-size: var(--fs-lg); }
.pl-row { display: flex; justify-content: space-between; align-items: center; padding: 7px 0; font-size: var(--fs-sm); border-bottom: 1px solid var(--border); color: var(--text-secondary); }
.pl-row b { font-variant-numeric: tabular-nums; color: var(--text-primary); }
.pl-row.total { border-bottom: none; padding-top: 10px; font-weight: 700; color: var(--text-primary); font-size: var(--fs-base); }
.pl-card details { border-bottom: 1px solid var(--border); }
.pl-card details .pl-row { border-bottom: none; }
.pl-card summary { cursor: pointer; list-style: none; }
.pl-card summary::-webkit-details-marker { display: none; }
.pl-card summary .pl-row { border-bottom: none; }
.pl-card summary .caret { font-size: 10px; color: var(--text-muted); margin-right: 6px; transition: transform .15s; display: inline-block; }
.pl-card details[open] summary .caret { transform: rotate(90deg); }
.pl-sub .pl-row { padding-left: 22px; font-size: var(--fs-xs); border-bottom: none; }
/* collapsible Profitability group-by rows */
.pl-table .pl-grp-head:hover { background: rgba(0,0,0,.075) !important; }
.pl-table .pl-grp-head .caret { font-size: 10px; color: var(--text-muted); margin-right: 4px; display: inline-block; }
.src-pending { font-size: 10px; color: var(--text-muted); cursor: help; margin-left: 3px; }

/* ===== Dropzone (catalogs / shipment upload) ===== */
.dropzone {
  border: 2px dashed var(--border-strong); border-radius: var(--radius-md); padding: var(--sp-6);
  text-align: center; color: var(--text-muted); background: var(--surface-card); cursor: pointer;
}
.dropzone.drag { border-color: var(--color-primary); background: var(--color-primary-soft); color: var(--color-primary); }
.diff-up { color: var(--status-danger); font-weight: 600; }
.diff-down { color: var(--status-ok); font-weight: 600; }

.empty { color: var(--text-muted); text-align: center; padding: var(--sp-6); }
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 300; background: var(--text-primary); color: var(--text-on-dark);
  padding: 10px 18px; border-radius: var(--radius-md); font-size: var(--fs-sm); box-shadow: var(--shadow-modal);
  opacity: 0; transform: translateY(8px); transition: all .2s;
}
.toast.show { opacity: 1; transform: none; }

/* ---- multi-user auth UI ---- */
body[data-role="user"] .admin-only { display: none !important; }
.user-menu { margin-top: auto; padding: 14px 16px; border-top: 1px solid rgba(0,0,0,.08); }
.user-menu .user-name { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; font-weight: 600; }
.u-sup-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 14px; max-height: 220px; overflow:auto; border:1px solid var(--border, #e3ddd0); border-radius:8px; padding:10px; margin-top:6px; }
.u-sup { display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 400; }
.fld { display: flex; flex-direction: column; gap: 6px; font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 12px; }
.fld input, .fld select { font-weight: 400; padding: 9px 11px; border: 1px solid var(--border, #d8d2c4); border-radius: 8px; font-size: 14px; color: var(--text, #1a1a1a); }
.fld-label { font-size: 12px; font-weight: 600; color: var(--text-muted); }
/* admin-only controls hidden for scoped users (server still enforces; this is UX) */
body[data-role="user"] .sidebar nav a[data-route="catalogs"],
body[data-role="user"] #pf-health,
body[data-role="user"] #pf-settlements,
body[data-role="user"] #sh-upload,
body[data-role="user"] #po-upload,
body[data-role="user"] #po-new { display: none !important; }
.u-sup-tools { display: flex; gap: 6px; margin: 6px 0; flex-wrap: wrap; }
.u-sup-tools .input { flex: 1; min-width: 120px; padding: 7px 10px; font-size: 13px; }