/* ============================================================
   CandidTails Inventory — macOS 26 design language
   System font stack (renders as SF Pro on Apple platforms),
   vibrancy materials, sidebar + unified toolbar, light/dark.
   ============================================================ */
:root {
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
          "Helvetica Neue", Inter, system-ui, sans-serif;

  --accent: #2D8775;          /* brand green as the macOS accent color */
  --accent-press: #226A5C;
  --accent-tint: rgba(45, 135, 117, 0.12);

  --green: #34C759; --orange: #FF9500; --red: #FF3B30; --blue: #007AFF;
  --yellow: #FFCC00; --teal: #30B0C7; --purple: #AF52DE;

  /* Light appearance */
  --label: rgba(0, 0, 0, 0.85);
  --secondary-label: rgba(0, 0, 0, 0.5);
  --tertiary-label: rgba(0, 0, 0, 0.26);
  --separator: rgba(0, 0, 0, 0.10);
  --separator-strong: rgba(0, 0, 0, 0.16);
  --canvas: #ECECEE;
  --card: #FFFFFF;
  --card-raised: #FFFFFF;
  --control: #FFFFFF;
  --control-stroke: rgba(0, 0, 0, 0.14);
  --fill-quaternary: rgba(120, 120, 128, 0.08);
  --fill-tertiary: rgba(120, 120, 128, 0.12);
  --sidebar: rgba(243, 243, 245, 0.72);
  --toolbar: rgba(246, 246, 248, 0.72);
  --hover: rgba(0, 0, 0, 0.05);
  --desktop: linear-gradient(160deg, #dfe5ea 0%, #e9e4ee 45%, #efe9e2 100%);
  --shadow-sheet: 0 24px 64px rgba(0, 0, 0, 0.28), 0 0 0 0.5px rgba(0,0,0,0.18);
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --accent: #43B79E; --accent-press: #59C9B2; --accent-tint: rgba(67, 183, 158, 0.20);
    --label: rgba(255, 255, 255, 0.92);
    --secondary-label: rgba(255, 255, 255, 0.55);
    --tertiary-label: rgba(255, 255, 255, 0.30);
    --separator: rgba(255, 255, 255, 0.12);
    --separator-strong: rgba(255, 255, 255, 0.18);
    --canvas: #1C1C1E;
    --card: #2C2C2E;
    --card-raised: #3A3A3C;
    --control: #48484A;
    --control-stroke: rgba(255, 255, 255, 0.14);
    --fill-quaternary: rgba(120, 120, 128, 0.18);
    --fill-tertiary: rgba(120, 120, 128, 0.24);
    --sidebar: rgba(40, 40, 42, 0.62);
    --toolbar: rgba(38, 38, 40, 0.68);
    --hover: rgba(255, 255, 255, 0.06);
    --desktop: linear-gradient(160deg, #2a2d31 0%, #2d2a33 50%, #332e2a 100%);
    --shadow-sheet: 0 24px 64px rgba(0, 0, 0, 0.6), 0 0 0 0.5px rgba(255,255,255,0.10);
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font); color: var(--label); background: var(--desktop);
  -webkit-font-smoothing: antialiased; font-size: 13px; letter-spacing: -0.005em;
  font-variant-numeric: tabular-nums; overflow: hidden;
}
.muted { color: var(--secondary-label); }
svg.sf { width: 1em; height: 1em; display: inline-block; vertical-align: -0.12em; fill: currentColor; }

/* ---------- Login ---------- */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card {
  background: var(--toolbar); backdrop-filter: blur(40px) saturate(180%);
  -webkit-backdrop-filter: blur(40px) saturate(180%);
  border: 0.5px solid var(--separator-strong); border-radius: 18px;
  padding: 40px 38px; width: 340px; text-align: center; box-shadow: var(--shadow-sheet);
}
.login-card h1 { font-size: 20px; font-weight: 600; margin: 4px 0 3px; letter-spacing: -0.02em; }
.login-card .muted { font-size: 13px; }
.btn-google {
  margin-top: 24px; display: inline-flex; align-items: center; gap: 9px; width: 100%;
  justify-content: center; padding: 9px 16px; border: 0.5px solid var(--control-stroke);
  border-radius: 8px; background: var(--control); font-weight: 500; font-size: 13.5px;
  color: var(--label); text-decoration: none; cursor: pointer; box-shadow: 0 1px 1px rgba(0,0,0,0.04);
}
.btn-google:hover { background: var(--hover); }
.login-error { color: var(--red); font-size: 12.5px; min-height: 18px; margin-top: 14px; }
.login-foot { font-size: 11px; margin-top: 10px; }
.logo-mark { width: 30px; height: 30px; background: linear-gradient(160deg, var(--accent), var(--accent-press));
  border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; color: #fff; }
.logo-mark.lg { width: 60px; height: 60px; border-radius: 15px; box-shadow: 0 6px 16px rgba(0,0,0,0.18); }
.logo-mark svg { width: 60%; height: 60%; }

/* ---------- App shell: sidebar + content ---------- */
.mac-root { display: flex; height: 100vh; width: 100vw; }

.sidebar {
  width: 220px; flex-shrink: 0; background: var(--sidebar);
  backdrop-filter: blur(30px) saturate(180%); -webkit-backdrop-filter: blur(30px) saturate(180%);
  border-right: 0.5px solid var(--separator); display: flex; flex-direction: column;
}
.side-title { padding: 20px 18px 14px; }
.side-name { font-size: 16px; font-weight: 600; letter-spacing: -0.01em; }
.side-sub { font-size: 11px; font-weight: 500; color: var(--secondary-label); margin-top: 1px; }
.side-head { padding: 4px 18px 8px; font-size: 11px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--tertiary-label); text-transform: uppercase; }
.side-brand { display: flex; align-items: center; gap: 9px; padding: 2px 14px 12px; }
.side-brand .name { font-size: 14px; font-weight: 600; letter-spacing: -0.01em; }
.side-brand .sub { font-size: 10.5px; color: var(--secondary-label); margin-top: -1px; }
nav.source-list { padding: 4px 10px; display: flex; flex-direction: column; gap: 2px; }
.nav-item {
  display: flex; align-items: center; gap: 9px; padding: 6px 10px; border-radius: 7px;
  font-size: 13.5px; font-weight: 500; color: var(--label); cursor: pointer; border: none;
  background: none; text-align: left; width: 100%; transition: background 0.1s;
}
.nav-item svg.sf { font-size: 15px; color: var(--secondary-label); width: 18px; }
.nav-item:hover { background: var(--hover); }
.nav-item.active { background: var(--accent); color: #fff; }
.nav-item.active svg.sf { color: #fff; }
.sidebar-foot { margin-top: auto; padding: 12px 14px; border-top: 0.5px solid var(--separator);
  display: flex; align-items: center; gap: 9px; }
.sidebar-foot img { width: 26px; height: 26px; border-radius: 50%; }
.sidebar-foot .avatar-fallback { width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 600; }
.sidebar-foot .who { font-size: 12px; font-weight: 500; line-height: 1.2; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-foot a.signout { margin-left: auto; color: var(--secondary-label); font-size: 14px; text-decoration: none; }
.sidebar-foot a.signout:hover { color: var(--label); }

.content { flex: 1; display: flex; flex-direction: column; min-width: 0; background: var(--canvas); }

/* ---------- Unified toolbar ---------- */
.toolbar {
  height: 52px; flex-shrink: 0; display: flex; align-items: center; gap: 10px; padding: 0 16px;
  background: var(--toolbar); backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%); border-bottom: 0.5px solid var(--separator);
}
.toolbar .tb-title { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; }
.toolbar .tb-sub { font-size: 11px; color: var(--secondary-label); margin-top: 1px; }
.toolbar .spacer { flex: 1; }
.tb-btn {
  display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 11px;
  border-radius: 7px; border: 0.5px solid var(--control-stroke); background: var(--control);
  color: var(--label); font-size: 12.5px; font-weight: 500; cursor: pointer;
  box-shadow: 0 1px 1px rgba(0,0,0,0.04); transition: background 0.1s;
}
.tb-btn:hover { background: var(--hover); }
.tb-btn svg.sf { font-size: 13px; }
.tb-btn.accent { background: var(--accent); border-color: transparent; color: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.12); }
.tb-btn.accent:hover { background: var(--accent-press); }

/* ---------- Scroll area + views ---------- */
.scroll { flex: 1; overflow-y: auto; padding: 18px 22px 40px; }
.scroll::-webkit-scrollbar { width: 11px; }
.scroll::-webkit-scrollbar-thumb { background: var(--fill-tertiary); border-radius: 6px; border: 3px solid transparent; background-clip: content-box; }
.view { display: none; max-width: 1700px; margin: 0 auto; } .view.active { display: block; }

/* ---------- KPI cards ---------- */
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi-card { background: var(--card); border: 0.5px solid var(--separator); border-radius: var(--radius);
  padding: 13px 15px; box-shadow: 0 1px 2px rgba(0,0,0,0.05); }
.kpi-label { font-size: 11px; font-weight: 500; color: var(--secondary-label); margin-bottom: 6px;
  display: flex; align-items: center; gap: 5px; }
.kpi-label svg.sf { font-size: 12px; color: var(--tertiary-label); }
.kpi-value { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; line-height: 1; }
.kpi-sub { font-size: 11px; color: var(--tertiary-label); margin-top: 6px; }
.kpi-value.warn { color: var(--orange); } .kpi-value.bad { color: var(--red); }

/* ---------- Cards / grid ---------- */
.grid-2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; margin-bottom: 14px; }
.card { background: var(--card); border: 0.5px solid var(--separator); border-radius: 12px;
  padding: 16px 18px; box-shadow: 0 1px 2px rgba(0,0,0,0.05); }
.card.flush { padding: 6px 4px; }
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.card-title { font-size: 13.5px; font-weight: 600; }
.card-caption { font-size: 11px; color: var(--secondary-label); margin-top: 1px; }
.sub-caption { font-size: 12px; color: var(--secondary-label); line-height: 1.5; margin: -2px 2px 12px; }
.cover-tables { display: flex; flex-direction: column; gap: 14px; }

/* ---------- Tables (inset list style) ---------- */
.tbl-wrap { overflow-x: auto; }
table.vtable { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.vtable th { font-size: 11px; font-weight: 500; color: var(--secondary-label); padding: 6px 12px 8px 0;
  text-align: left; white-space: nowrap; border-bottom: 0.5px solid var(--separator); }
.vtable th.num, .vtable td.num { text-align: right; padding-right: 16px; }
.vtable td { padding: 8px 12px 8px 0; border-bottom: 0.5px solid var(--separator); vertical-align: middle; }
.vtable tbody tr:last-child td { border-bottom: none; }
.vtable tbody tr { transition: background 0.08s; }
.vtable tbody tr:hover { background: var(--fill-quaternary); }
.card.flush .vtable th:first-child, .card.flush .vtable td:first-child { padding-left: 14px; }
.sku-cell { font-weight: 600; }
.name-cell { color: var(--secondary-label); max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-low td { background: rgba(255, 149, 0, 0.07); }
.row-oos td { background: rgba(255, 59, 48, 0.08); }

/* ---------- Pills / tags (macOS tinted capsules) ---------- */
.pill { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 11px; font-weight: 500; white-space: nowrap; }
.pill-green { background: rgba(52,199,89,0.16); color: #248A3D; }
.pill-orange { background: rgba(255,149,0,0.16); color: #C93400; }
.pill-red { background: rgba(255,59,48,0.16); color: #D70015; }
.pill-grey { background: var(--fill-tertiary); color: var(--secondary-label); }
.pill-blue { background: rgba(0,122,255,0.16); color: #0040DD; }
@media (prefers-color-scheme: dark) {
  .pill-green { color: #30D158; } .pill-orange { color: #FF9F0A; }
  .pill-red { color: #FF453A; } .pill-blue { color: #409CFF; }
}
.qty-pos { color: #248A3D; font-weight: 600; } .qty-neg { color: #D70015; font-weight: 600; }
@media (prefers-color-scheme: dark){ .qty-pos{color:#30D158} .qty-neg{color:#FF453A} }
.wh-tag { font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 5px; }
.wh-ES { background: rgba(52,199,89,0.16); color: #248A3D; }
.wh-BE { background: rgba(255,149,0,0.16); color: #C93400; }
@media (prefers-color-scheme: dark){ .wh-ES{color:#30D158} .wh-BE{color:#FF9F0A} }

/* ---------- Buttons / inputs ---------- */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 7px;
  font-size: 13px; font-weight: 500; cursor: pointer; border: 0.5px solid var(--control-stroke);
  background: var(--control); color: var(--label); box-shadow: 0 1px 1px rgba(0,0,0,0.04); }
.btn:hover { background: var(--hover); }
.btn-primary { background: var(--accent); border-color: transparent; color: #fff; box-shadow: 0 1px 2px rgba(0,0,0,0.14); }
.btn-primary:hover { background: var(--accent-press); }
.btn-sm { padding: 4px 9px; font-size: 12px; border-radius: 6px; }
.row-actions { display: flex; gap: 4px; justify-content: flex-end; }
.icon-btn { width: 26px; height: 24px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 6px; border: 0.5px solid var(--control-stroke); background: var(--control); cursor: pointer; color: var(--label); }
.icon-btn:hover { background: var(--hover); }
.icon-btn svg.sf { font-size: 12px; }

input, select { font-family: var(--font); font-size: 13px; padding: 6px 10px; color: var(--label);
  border: 0.5px solid var(--control-stroke); border-radius: 7px; background: var(--control); outline: none; }
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3.5px var(--accent-tint); }
select { -webkit-appearance: none; appearance: none; padding-right: 26px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='14' viewBox='0 0 10 14'><path fill='%23888' d='M5 0l3 4H2zM5 14l3-4H2z'/></svg>");
  background-repeat: no-repeat; background-position: right 8px center; }
.search-field { position: relative; display: inline-flex; align-items: center; }
.search-field svg.sf { position: absolute; left: 9px; font-size: 13px; color: var(--tertiary-label); pointer-events: none; }
.search-field input { padding-left: 28px; border-radius: 7px; background: var(--fill-quaternary); border: 0.5px solid transparent; min-width: 220px; }
.search-field input:focus { background: var(--control); }
.check { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--secondary-label); cursor: pointer; }
.toolbar2 { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; margin-bottom: 14px; }
.toolbar2 .grow { flex: 1; min-width: 80px; }

/* ---------- Sheet (macOS modal) ---------- */
.sheet-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.28); display: none;
  align-items: flex-start; justify-content: center; z-index: 100; padding-top: 8vh; }
.sheet-overlay.open { display: flex; }
.sheet { width: 420px; max-width: calc(100vw - 32px); background: var(--card-raised);
  border: 0.5px solid var(--separator-strong); border-radius: 14px; padding: 22px 24px;
  box-shadow: var(--shadow-sheet); animation: sheet-in 0.22s cubic-bezier(0.2,0.9,0.3,1); }
@keyframes sheet-in { from { opacity: 0; transform: translateY(-18px) scale(0.97); } to { opacity: 1; transform: none; } }
.sheet h3 { font-size: 16px; font-weight: 600; margin-bottom: 3px; letter-spacing: -0.01em; }
.sheet .sub { font-size: 12px; color: var(--secondary-label); margin-bottom: 18px; }
.field { margin-bottom: 13px; } .field label { display: block; font-size: 11.5px; font-weight: 500;
  color: var(--secondary-label); margin-bottom: 5px; }
.field input, .field select { width: 100%; }
.balance-hint { font-size: 11.5px; color: var(--secondary-label); margin: -6px 0 12px; }

/* segmented control */
.seg { display: flex; gap: 2px; padding: 2px; background: var(--fill-tertiary); border-radius: 8px; }
.seg button { flex: 1; padding: 6px; border: none; border-radius: 6px; background: transparent;
  font-weight: 500; font-size: 13px; cursor: pointer; color: var(--label); display: inline-flex;
  align-items: center; justify-content: center; gap: 6px; }
.seg button.sel-add { background: var(--card-raised); color: var(--accent); box-shadow: 0 1px 2px rgba(0,0,0,0.14); }
.seg button.sel-rem { background: var(--card-raised); color: var(--red); box-shadow: 0 1px 2px rgba(0,0,0,0.14); }
.seg.duo { gap: 8px; background: none; padding: 0; }
.seg.duo .field { flex: 1; margin: 0; }

.sheet-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 22px; }
.sheet-error { color: var(--red); font-size: 12.5px; min-height: 18px; margin-top: 4px; }

/* ---------- Misc ---------- */
.empty { text-align: center; padding: 44px 20px; color: var(--tertiary-label); }
.empty .big { font-size: 28px; margin-bottom: 10px; color: var(--secondary-label); }
.empty .big svg.sf { font-size: 30px; }
.bar-row { margin-bottom: 14px; }
.bar-row .top { display: flex; justify-content: space-between; font-size: 12.5px; margin-bottom: 6px; }
.bar-track { background: var(--fill-tertiary); border-radius: 5px; height: 9px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 5px; transition: width 0.4s; }
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: rgba(40,40,42,0.92); color: #fff; backdrop-filter: blur(20px);
  padding: 10px 18px; border-radius: 10px; font-size: 13px; font-weight: 500; opacity: 0;
  pointer-events: none; transition: all 0.25s; z-index: 200; box-shadow: 0 8px 24px rgba(0,0,0,0.3); }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: rgba(215,0,21,0.95); }
.spin { display: inline-block; width: 16px; height: 16px; border: 2px solid var(--fill-tertiary);
  border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.center-load { display: flex; justify-content: center; padding: 40px; }
@media (max-width: 1000px) { .kpi-row { grid-template-columns: repeat(2, 1fr); } .grid-2 { grid-template-columns: 1fr; } }