:root {
  --bg: #F7F7F5;
  --panel: #FFFFFF;
  --ink: #1B2430;
  --ink-soft: #5B6472;
  --line: #E2E4E1;
  --navy: #1B2430;
  --teal: #2A7F7E;
  --amber: #C97A2B;
  --amber-bg: #FBEEDF;
  --green: #2F7A4F;
  --green-bg: #E7F3EB;
  --red: #B23B3B;
  --red-bg: #FBEAEA;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'IBM Plex Sans', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.hidden { display: none !important; }

.mono, .chip, code {
  font-family: 'IBM Plex Mono', monospace;
}

/* ---- Login ---- */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 40px 36px;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 1px 3px rgba(27,36,48,0.06);
}
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  background: var(--navy);
  color: #fff;
  border-radius: 8px;
  font-size: 16px;
  transform: rotate(90deg);
}
.brand-mark.small { width: 26px; height: 26px; font-size: 13px; margin-right: 6px; }
.login-card h1 { font-size: 20px; margin: 0; }
.login-sub { color: var(--ink-soft); font-size: 14px; margin: 6px 0 24px; }

form label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-soft);
  margin-bottom: 14px;
}
form input, form select {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
  background: #fff;
}
form input:focus, form select:focus {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
  border-color: var(--teal);
}
button {
  cursor: pointer;
  border: none;
  border-radius: var(--radius);
  padding: 10px 18px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  background: var(--navy);
  color: #fff;
}
button:hover { background: #2A3547; }
.ghost-btn {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  font-weight: 500;
}
.ghost-btn:hover { background: #EEF0EE; color: var(--ink); }
.error-text { color: var(--red); font-size: 13px; margin-top: 10px; min-height: 16px; }
.feedback { font-size: 13px; margin-top: 8px; min-height: 16px; }
.feedback.ok { color: var(--green); }
.feedback.err { color: var(--red); }

/* ---- App shell ---- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--navy);
  color: #fff;
  padding: 12px 24px;
}
.topbar-brand { font-weight: 600; display: flex; align-items: center; }
.topbar-user { display: flex; align-items: center; gap: 14px; font-size: 13px; color: #C7CCD6; }
.topbar-user .ghost-btn { border-color: #3A4356; color: #C7CCD6; }
.topbar-user .ghost-btn:hover { background: #2A3547; color: #fff; }

.tabs {
  display: flex;
  gap: 4px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  padding: 0 20px;
  overflow-x: auto;
}
.tab-btn, .subtab-btn {
  background: transparent;
  color: var(--ink-soft);
  border-radius: 0;
  padding: 14px 16px;
  font-weight: 500;
  border-bottom: 2px solid transparent;
}
.tab-btn:hover, .subtab-btn:hover { background: transparent; color: var(--ink); }
.tab-btn.active, .subtab-btn.active {
  color: var(--navy);
  border-bottom: 2px solid var(--teal);
}

.content { padding: 28px; max-width: 920px; margin: 0 auto; }
.tab-panel h2 { font-size: 18px; margin-bottom: 4px; }
.tab-panel h3 { font-size: 15px; margin: 24px 0 10px; }
.hint { color: var(--ink-soft); font-size: 13px; margin-top: 0; }

.row { display: flex; gap: 10px; margin: 14px 0; align-items: center; flex-wrap: wrap; }
.row input, .row select { flex: 1; min-width: 200px; padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--radius); font-family: inherit; font-size: 14px; }

.stacked-form { max-width: 420px; }

/* ---- Chips / result cards ---- */
.chip {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 5px;
  background: #EEF0EE;
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
}

.results { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; }
.result-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.result-main { display: flex; flex-direction: column; gap: 4px; }
.result-desc { font-size: 13px; color: var(--ink-soft); }
.result-site { font-size: 13px; color: var(--ink-soft); }
.qty-badge {
  font-size: 13px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
}
.qty-badge.available { background: var(--green-bg); color: var(--green); }
.qty-badge.reserved { background: var(--amber-bg); color: var(--amber); }
.result-actions { display: flex; gap: 8px; }
.result-actions button { padding: 6px 12px; font-size: 13px; }
.reject-btn { background: var(--red); }
.reject-btn:hover { background: #97302F; }
.empty-state { color: var(--ink-soft); font-size: 14px; padding: 20px 0; }

.admin-subtabs { display: flex; gap: 4px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.admin-subpanel { }

table.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data-table th, table.data-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
table.data-table th { color: var(--ink-soft); font-weight: 600; }

@media (max-width: 640px) {
  .content { padding: 16px; }
  .result-card { flex-direction: column; align-items: flex-start; }
}

/* ---- Choice buttons (job/no-job, courier) ---- */
.choice-row { display: flex; gap: 10px; margin: 8px 0 16px; flex-wrap: wrap; }
.choice-btn {
  background: #fff;
  border: 2px solid var(--line);
  color: var(--ink);
  font-weight: 600;
  padding: 10px 16px;
}
.choice-btn:hover { border-color: var(--teal); background: #fff; }
.choice-btn.selected { border-color: var(--teal); background: #E6F2F1; color: var(--teal); }
.choice-btn.secondary.selected { border-color: var(--ink-soft); background: #EEF0EE; color: var(--ink); }

/* ---- Stocktake tab — visually distinct while live ---- */
.tab-btn.stocktake-tab {
  color: #fff;
  background: var(--amber);
  border-radius: 6px;
  margin: 6px 4px;
  font-weight: 700;
}
.tab-btn.stocktake-tab:hover { background: #B36C24; color: #fff; }
.tab-btn.stocktake-tab.active { border-bottom: 2px solid #7A4A18; }

/* ---- Badge ---- */
.badge {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 999px;
  padding: 1px 7px;
  margin-left: 6px;
}

/* ---- Modal ---- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(27,36,48,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  padding: 20px;
}
.modal-box {
  background: #fff;
  border-radius: 10px;
  padding: 28px;
  max-width: 440px;
  width: 100%;
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
.modal-box h3 { margin-top: 0; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

/* ---- Stocktake popup ---- */
.stocktake-popup .modal-box { border-top: 6px solid var(--amber); }

/* ---- Diff table ---- */
.diff-pos { color: var(--green); font-weight: 700; }
.diff-neg { color: var(--red); font-weight: 700; }

.small-input { width: 70px !important; min-width: 70px !important; flex: none !important; padding: 6px 8px !important; }