:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --border: #e2e8f0;
  --text: #1e293b;
  --text-muted: #64748b;
  --primary: #0d9488;
  --primary-hover: #0f766e;
  --secondary: #475569;
  --success: #16a34a;
  --warning: #d97706;
  --danger: #dc2626;
  --info: #0284c7;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08), 0 4px 16px rgba(15, 23, 42, 0.04);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

.hidden { display: none !important; }

.header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
}

.logo-icon { font-size: 1.4rem; }

.header-meta {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

.hero {
  text-align: center;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.hero p {
  color: var(--text-muted);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.card .hint {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 16px;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.card-head h2 { margin-bottom: 0; }

label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 6px;
  margin-top: 12px;
}

label:first-child { margin-top: 0; }

input[type="text"],
input[type="month"],
input[type="search"],
input[type="number"],
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--surface);
}

input:focus, select:focus {
  outline: 2px solid rgba(13, 148, 136, 0.3);
  border-color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}

.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--primary);
  color: #fff;
  margin-top: 16px;
  width: 100%;
}

.btn-primary:hover { background: var(--primary-hover); }

.btn-secondary {
  background: var(--secondary);
  color: #fff;
  margin-top: 16px;
  width: 100%;
}

.btn-secondary:hover { background: #334155; }

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-ghost:hover { background: var(--bg); }

.btn-sm {
  padding: 7px 14px;
  font-size: 0.875rem;
  margin-top: 0;
  width: auto;
}

.file-btn { cursor: pointer; }

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

.session-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  flex-wrap: wrap;
}

.session-item:hover {
  border-color: var(--primary);
  background: #f0fdfa;
}

.session-item-info h3 { font-size: 1rem; margin-bottom: 2px; }

.session-item-info p {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.session-item-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: #ccfbf1;
  color: var(--primary-hover);
}

.badge-done { background: #dcfce7; color: var(--success); }
.badge-draft { background: #f1f5f9; color: var(--secondary); }

.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.toolbar-title {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.toolbar-title h1 { font-size: 1.25rem; }

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

.alert {
  padding: 14px 16px;
  border-radius: 10px;
  margin-bottom: 20px;
  font-size: 0.9375rem;
}

.alert-info {
  background: #e0f2fe;
  color: #0369a1;
  border: 1px solid #bae6fd;
}

.alert a { color: #0369a1; font-weight: 600; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  text-align: center;
}

.stat-card .label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.stat-card .value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
}

.stat-card .sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.filter-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.8125rem;
  cursor: pointer;
}

.tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.table-wrap { overflow-x: auto; }

.dash-table {
  width: 100%;
}

@media (min-width: 769px) {
  .dash-table {
    min-width: 960px;
  }
}

body.mode-dashboard .main,
body.mode-dashboard .header-inner {
  max-width: 100%;
}

@media (min-width: 769px) {
  body.mode-dashboard .main,
  body.mode-dashboard .header-inner {
    max-width: 1400px;
  }
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

th, td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  background: var(--bg);
  font-weight: 600;
  white-space: nowrap;
}

tr.done { background: #f0fdf4; }

.dash-table .num-cell { min-width: 72px; }

.dash-cell-input {
  width: 100%;
  min-width: 64px;
  max-width: 110px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.875rem;
  background: #fff;
}

.dash-cell-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(13, 148, 136, 0.15);
}

.dash-cell-text {
  min-width: 80px;
  max-width: 140px;
}

.dash-table tr.done .dash-cell-input[data-field="counted_qty"] {
  border-color: #86efac;
  background: #f0fdf4;
}

@media (max-width: 768px) {
  body.mode-dashboard .main,
  body.mode-count .main {
    padding: 12px 10px 32px;
  }

  body.mode-dashboard .header-inner,
  body.mode-count .header-inner {
    padding: 10px 12px;
  }

  #panel-detail .table-wrap {
    overflow: visible;
  }

  .dash-table {
    display: block;
    min-width: 0;
  }

  .dash-table thead {
    display: none;
  }

  .dash-table tbody {
    display: block;
  }

  .dash-table tr.dash-row {
    display: block;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    padding: 4px 14px 10px;
    box-shadow: var(--shadow);
  }

  .dash-table tr.dash-row.done {
    background: #f0fdf4;
    border-color: #86efac;
  }

  .dash-table td {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 9px 0;
    border-bottom: 1px solid #f1f5f9;
    text-align: right;
    white-space: normal;
  }

  .dash-table td::before {
    content: attr(data-label);
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--text-muted);
    text-align: left;
    flex-shrink: 0;
  }

  .dash-table td.dash-name-cell {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    padding: 10px 0 12px;
    margin-bottom: 2px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
  }

  .dash-table td.dash-name-cell::before {
    font-size: 0.75rem;
    font-weight: 600;
  }

  .dash-table td[data-label="二级分类"],
  .dash-table td[data-label="SKU货号"] {
    display: none;
  }

  .dash-table td:last-child {
    border-bottom: none;
    justify-content: flex-end;
    padding-top: 12px;
  }

  .dash-table td:last-child::before {
    display: none;
  }

  .dash-table .dash-cell-input {
    max-width: none;
    min-width: 0;
    flex: 1;
    text-align: right;
  }

  .dash-table .num-cell {
    min-width: 0;
  }
}

.diff-pos { color: var(--danger); font-weight: 600; }
.diff-neg { color: var(--success); font-weight: 600; }
.diff-zero { color: var(--text-muted); }

.value-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.value-card {
  background: linear-gradient(135deg, #f0fdfa 0%, #ecfeff 100%);
  border: 1px solid #99f6e4;
  border-radius: var(--radius);
  padding: 16px 18px;
}

.value-card .label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.value-card .amount {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary-hover);
}

.value-card .amount.diff-pos { color: var(--danger); }
.value-card .amount.diff-neg { color: var(--success); }

.price-tag {
  color: var(--primary-hover);
  font-weight: 600;
}

.form-row {
  display: flex;
  gap: 16px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.form-row .field { flex: 1; min-width: 160px; }
.form-row .btn { width: auto; margin-top: 0; }

.count-bar {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.count-progress { flex: 1; min-width: 200px; }

.count-progress span {
  font-size: 0.875rem;
  color: var(--text-muted);
  display: block;
  margin-bottom: 6px;
}

.progress-track {
  height: 8px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 999px;
  transition: width 0.3s;
  width: 0;
}

.search-input { max-width: 260px; }

.import-category {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.875rem;
  background: var(--surface);
  max-width: 140px;
}

.table-toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

}

.tab {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
}

.modal-panel {
  position: relative;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  z-index: 1;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.modal-head h2 { font-size: 1.1rem; margin: 0; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 14px;
}

.form-grid .field.full-width { grid-column: 1 / -1; }

.form-grid label { margin-top: 0; }

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.modal-actions .btn { width: auto; margin-top: 0; }

.auth-info-grid {
  display: grid;
  gap: 14px;
  margin: 16px 0;
}

.auth-info-grid .label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
}

.auth-info-grid strong {
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  color: var(--primary);
}

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

.count-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: start;
}

.count-item.completed {
  border-color: #86efac;
  background: #f0fdf4;
}

.count-item-main h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.count-item-meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.count-item-form {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.qty-input {
  width: 90px;
  text-align: center;
}

.note-input {
  width: 120px;
  font-size: 0.875rem;
}

.count-item-footer {
  grid-column: 1 / -1;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: #1e293b;
  color: #fff;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 0.9375rem;
  z-index: 999;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }

  .count-item {
    grid-template-columns: 1fr;
  }

  .toolbar-actions { width: 100%; }
  .toolbar-actions .btn { flex: 1; }

  .export-card-inner { flex-direction: column; align-items: stretch; }
  .export-actions { width: 100%; }
  .export-actions .btn { flex: 1; }
}

/* 库存仪表盘 */
.dash-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.dash-nav-btn {
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.875rem;
  cursor: pointer;
  font-weight: 500;
}

.dash-nav-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.kpi-card .label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.kpi-card .value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
}

.kpi-card .value.positive { color: var(--danger); }
.kpi-card .value.negative { color: var(--success); }
.kpi-card .value.primary { color: var(--primary); }

.kpi-card .sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.bar-chart, .progress-chart {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.bar-row-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  margin-bottom: 4px;
}

.bar-row-label span:last-child {
  color: var(--text-muted);
}

.bar-track {
  height: 10px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
  display: flex;
}

.bar-book {
  height: 100%;
  background: #94a3b8;
  border-radius: 999px 0 0 999px;
}

.bar-counted {
  height: 100%;
  background: var(--primary);
  border-radius: 0 999px 999px 0;
}

.bar-legend {
  display: flex;
  gap: 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 8px;
}

.bar-legend span::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: middle;
}

.legend-book::before { background: #94a3b8; }
.legend-counted::before { background: var(--primary); }

.progress-row {
  display: grid;
  grid-template-columns: 72px 1fr 48px;
  gap: 10px;
  align-items: center;
  font-size: 0.875rem;
}

.progress-row .progress-track {
  height: 10px;
}

.variance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.variance-card {
  text-align: center;
  padding: 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.variance-card .num {
  font-size: 1.75rem;
  font-weight: 700;
}

.variance-card .lbl {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.variance-card.surplus { background: #fef2f2; border-color: #fecaca; }
.variance-card.surplus .num { color: var(--danger); }
.variance-card.deficit { background: #f0fdf4; border-color: #bbf7d0; }
.variance-card.deficit .num { color: var(--success); }
.variance-card.matched { background: #f0fdfa; border-color: #99f6e4; }
.variance-card.matched .num { color: var(--primary); }
.variance-card.pending { background: #f8fafc; }
.variance-card.pending .num { color: var(--secondary); }

.export-card {
  background: linear-gradient(135deg, #f0fdfa 0%, #ecfeff 100%);
  border-color: #99f6e4;
}

.export-card-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.export-card h2 { margin-bottom: 6px; }

.hero-compact { padding-bottom: 8px; }
.hero-compact p { max-width: 420px; margin: 0 auto; }

.join-card {
  max-width: 420px;
  margin: 0 auto 16px;
}

.home-admin-entry {
  text-align: center;
  margin-top: 8px;
}

.card-head-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}
  background: linear-gradient(135deg, #eff6ff 0%, #f0fdfa 100%);
  border-color: #93c5fd;
  margin-bottom: 20px;
}

.share-panel h2 { margin-bottom: 6px; font-size: 1.05rem; }

.share-link-row {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.share-link-input {
  flex: 1;
  min-width: 200px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.875rem;
  background: #fff;
  color: var(--text);
}

.share-sub { margin-top: 8px; margin-bottom: 0; }

.share-link-row .btn { margin-top: 0; width: auto; }

.cat-tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 0.75rem;
  font-weight: 600;
}

.btn-delete-item {
  color: var(--danger);
  border-color: #fecaca;
}

.btn-delete-item:hover {
  background: #fef2f2;
}

.export-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.export-actions .btn {
  width: auto;
  margin-top: 0;
  min-width: 120px;
}