:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --panel: #ffffff;
  --border: #d7e0ea;
  --text: #142033;
  --muted: #5f7188;
  --primary: #0b5fff;
  --primary-soft: #dce8ff;
  --danger: #c13737;
  --success: #147d43;
  font-family: Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
button, input, select { font: inherit; }
.shell { max-width: 1300px; margin: 0 auto; padding: 28px 18px 48px; }
.shell.slim { max-width: 860px; }
h1, h2, p { margin: 0; }
.subtitle, .helper { color: var(--muted); }
.hero { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; margin-bottom: 20px; }
.eyebrow { text-transform: uppercase; letter-spacing: .08em; color: var(--primary); font-weight: 700; margin-bottom: 8px; }
.top-nav { display: flex; gap: 10px; flex-wrap: wrap; }
.top-nav a { text-decoration: none; background: var(--primary-soft); color: var(--primary); font-weight: 700; padding: 10px 12px; border-radius: 12px; }
.layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.panel { display: flex; flex-direction: column; gap: 12px; background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 16px; box-shadow: 0 10px 24px rgba(20, 32, 51, 0.07); }
.stack { display: flex; flex-direction: column; gap: 12px; }
.compact { gap: 9px; }
.wide { grid-column: 1 / -1; }
label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; }
input, select, button { border-radius: 12px; }
input, select { width: 100%; padding: 11px 12px; border: 1px solid var(--border); background: #fff; }
button { border: 0; background: var(--primary); color: #fff; padding: 11px 14px; font-weight: 700; cursor: pointer; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.qr-thumb {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.qr-thumb-button {
  border: 0;
  background: transparent;
  padding: 0;
}

.qr-thumb-button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 10px;
}
.txn { border: 1px solid var(--border); border-radius: 14px; padding: 12px; background: #fbfcff; }
.stats-row { display: flex; justify-content: space-between; gap: 14px; font-size: 1.05rem; }
.inventory-search {
  max-width: 420px;
}
.search-filter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
#toast { position: fixed; right: 16px; bottom: 16px; background: var(--text); color: #fff; padding: 11px 14px; border-radius: 12px; opacity: 0; transform: translateY(10px); transition: .2s ease; pointer-events: none; }
#toast.show { opacity: 1; transform: translateY(0); }
#trend-bars { display: flex; flex-direction: column; gap: 10px; }
.trend-row { display: grid; grid-template-columns: 130px 1fr 120px; gap: 10px; align-items: center; }
.trend-bar { background: #e7edf7; border-radius: 99px; height: 14px; overflow: hidden; }
.trend-bar i { display: block; height: 100%; background: var(--primary); }
.trend-svg {
  width: 100%;
  max-height: 320px;
  background: #fbfcff;
  border: 1px solid var(--border);
  border-radius: 12px;
}
.chart-pie-wrap {
  display: grid;
  gap: 12px;
}
.trend-pie {
  width: 240px;
  height: 240px;
  max-width: 100%;
  margin: 0 auto;
}
@media (max-width: 920px) {
  .layout { grid-template-columns: 1fr; }
  .hero { flex-direction: column; }
  .trend-row { grid-template-columns: 1fr; }
  .search-filter-grid { grid-template-columns: 1fr; }
}

.input-with-action {
  display: flex;
  gap: 8px;
  align-items: center;
}

.input-with-action input {
  flex: 1;
}

button.secondary {
  background: var(--primary-soft);
  color: var(--primary);
}

button.ghost {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
}

button.danger {
  background: var(--danger);
  color: #fff;
}

button.success {
  background: var(--success);
  color: #fff;
}

.scan-request-tools {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #fbfcff;
}

.scan-request-tools h3 {
  margin: 0;
  font-size: 1rem;
}

.scan-request-tools__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: end;
}

.scan-request-tools__actions {
  display: flex;
  gap: 8px;
}

.inline-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.scanner-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 16px;
}

.scanner-modal__card {
  width: min(560px, 96vw);
  max-height: min(92vh, 760px);
  background: #fff;
  border-radius: 14px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
}

.scanner-modal video {
  width: 100%;
  border-radius: 10px;
  background: #101820;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.scanner-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

qr-preview-modal {
  max-width: 540px;
}

.qr-preview-modal__image {
  width: min(320px, 100%);
  margin: 0 auto;
  display: block;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}

.qr-preview-modal__actions {
  flex-wrap: wrap;
}

.modify-summary {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 10px;
  background: #fbfcff;
}

.modify-summary h4 {
  margin: 0 0 8px;
}

.modify-summary ul {
  margin: 0;
  padding-left: 18px;
}

@media (max-width: 920px) {
  .scan-request-tools__row {
    grid-template-columns: 1fr;
  }
}

.hidden {
  display: none;
}

.restock-item-summary,
.restock-followup {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 10px;
  background: #fbfcff;
}

.checkbox-label {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.checkbox-label input[type='checkbox'] {
  width: auto;
}

.manual-item-list {
  border: 1px solid var(--border);
  border-radius: 10px;
  max-height: 220px;
  overflow: auto;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.manual-item-list__option {
  width: 100%;
  text-align: left;
  background: #f7f9fd;
  color: var(--text);
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.manual-item-list__option--active {
  border-color: var(--brand);
  background: #e8efff;
}

.station-status-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.station-status {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.station-status--open {
  border-color: #bf2222;
  background: #ffe7e7;
}

.station-status--clear {
  border-color: #14994f;
  background: #e8fff1;
}

.station-status__toggle {
  width: 100%;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 12px;
}

.station-status__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.station-status__panel {
  padding: 0 12px 12px;
}

.station-status__requests {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.station-status__request {
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 8px;
  background: #fff;
}

.shopping-list {
  border-width: 2px;
}

.shopping-list--alert {
  border-color: #bf2222;
  background: #ffe7e7;
}

.shopping-list--clear {
  border-color: #14994f;
  background: #e8fff1;
}

.shopping-list__items {
  margin: 0;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.shopping-list__item span {
  display: block;
}

.request-history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.station-request-guide {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #fbfcff;
}

.station-request-guide h2,
.station-request-guide h3 {
  margin: 0;
}

.station-request-guide ul {
  margin: 0;
  padding-left: 18px;
}

.request-color-legend {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.request-color-legend li {
  display: flex;
  gap: 8px;
  align-items: center;
}

.legend-chip {
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.legend-chip--pending {
  background: #ffe7e7;
  border-color: #bf2222;
}

.legend-chip--partial {
  background: #fff8cc;
  border-color: #d3a700;
}

.legend-chip--complete {
  background: #e8fff1;
  border-color: #14994f;
}

.legend-chip--canceled {
  background: #e5e7eb;
  border-color: #6c7280;
}

.request-history-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  position: relative;
}

.request-history-card ul {
  margin: 8px 0;
  padding-left: 18px;
}

.request-history-card--complete {
  border-color: #14994f;
  background: #e8fff1;
}

.request-history-card--pending {
  border-color: #bf2222;
  background: #ffe7e7;
}

.request-history-card--partial {
  border-color: #d3a700;
  background: #fff8cc;
}

.request-history-card--canceled {
  border-color: #6c7280;
  background: #e5e7eb;
}

.request-history-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.request-modified-badge {
  background: #fef08a;
  color: #5c4300;
  border: 1px solid #dcc34d;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 2px 8px;
}

.request-history-card__modification {
  border-top: 1px dashed #d3a700;
  padding-top: 8px;
  margin-top: 8px;
}

.request-progress-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
}

button.request-success {
  background: var(--success);
  color: #fff;
}

.issue-station-listing {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.issue-station-listing--open {
  border-color: #bf2222;
  background: #ffe7e7;
}

.issue-station-listing--clear {
  border-color: #14994f;
  background: #e8fff1;
}

.issue-station-listing__header {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
}

.issue-station-listing__toggle {
  width: 100%;
  text-align: left;
  color: var(--text);
  background: transparent;
  padding: 0;
}

.issue-station-listing__actions {
  display: flex;
  justify-content: flex-end;
}

.issue-station-listing__panel {
  padding: 0 12px 12px;
}

.issue-request-list {
  margin: 0;
   display: grid;
  gap: 8px;
}

.issue-request-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
}

.issue-request-card ul {
  margin: 6px 0 0;
  padding-left: 18px;
}

.issue-request-card--partial {
  background: #fff8cc;
  border-color: #d3a700;
}

.issued-line {
  text-decoration: line-through;
  color: #5b6470;
}

.issue-entry-list {
  display: grid;
  gap: 10px;
}

.issue-entry {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: #fbfcff;
  display: grid;
  gap: 8px;
 }

.issue-entry__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.issue-entry__unable-toggle {
  font-size: 0.88rem;
  white-space: nowrap;
}

.issue-entry__counts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 12px;
  font-size: 0.92rem;
}

.issue-entry__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.issue-entry__qty {
  max-width: 200px;
}

.issue-entry--partial {
  background: #fff8cc;
  border-color: #d3a700;
}

.issue-entry--unable {
  background: #fff5f5;
  border-color: #edbcbc;
}

@media (max-width: 720px) {
  .scanner-modal {
    align-items: flex-start;
    padding: 10px;
  }

  .scanner-modal__card {
    width: 100%;
    max-height: 96vh;
  }

  .issue-entry__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .issue-entry__counts {
    grid-template-columns: 1fr;
  }
}

.howto-toc {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.howto-toc a {
  color: var(--primary);
  font-weight: 600;
}

.howto-section ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
}

.landing-hero {
  margin-top: 32px;
}

.supply-area-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.supply-area-card {
  display: grid;
  gap: 8px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, #fbfcff 0%, #eef4ff 100%);
  padding: 18px;
  box-shadow: 0 10px 24px rgba(20, 32, 51, 0.07);
}

.supply-area-card strong {
  font-size: 1.1rem;
}

.expiry-badge,
.request-group-badge {
  display: inline-block;
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 0.76rem;
  font-weight: 700;
}

.expiry-badge--ok {
  background: #e8fff1;
  color: #147d43;
  border: 1px solid #14994f;
}

.expiry-badge--warning {
  background: #fff8cc;
  color: #7a5a00;
  border: 1px solid #d3a700;
}

.expiry-badge--expired {
  background: #ffe7e7;
  color: #9f1d1d;
  border: 1px solid #bf2222;
}

.request-group-badge {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid #bcd0ff;
}

.admin-errors__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.error-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.error-summary-card,
.error-event {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fbfcff;
  padding: 12px;
}

.error-summary-card strong {
  display: block;
  font-size: 1.6rem;
}

.error-list {
  display: grid;
  gap: 10px;
}

.error-event__header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

.error-event__badge {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 999px;
  padding: 3px 8px;
  margin-right: 8px;
}

.error-event__details {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px dashed var(--border);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
  font-size: 0.88rem;
}

.auth-bar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, #fbfcff 0%, #eef4ff 100%);
}

.auth-bar__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.auth-chip {
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  padding: 8px 12px;
  font-weight: 700;
}

.auth-warning {
  color: #9f1d1d;
}

.login-panel {
  margin-top: 40px;
}

.account-summary {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 12px;
  background: #fbfcff;
}

.admin-page-grid,
.admin-user-list {
  display: grid;
  gap: 10px;
}

.admin-page-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.admin-checkbox {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  background: #fbfcff;
}

.admin-user-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  background: #fff;
  display: grid;
  gap: 10px;
}

.admin-user-card__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

@media (max-width: 720px) {
  .auth-bar,
  .admin-user-card__header {
    flex-direction: column;
    align-items: flex-start;
  }
}