:root {
  --ink: #172026;
  --muted: #66737f;
  --line: #d8dee4;
  --panel: #ffffff;
  --bg: #f5f7f2;
  --accent: #0f766e;
  --accent-dark: #0a514c;
  --warn: #b45309;
  --danger: #b42318;
  --shadow: 0 16px 40px rgba(31, 42, 55, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--bg);
  font-family: "Yu Gothic UI", "Meiryo", system-ui, sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  min-height: 40px;
  border: 0;
  border-radius: 8px;
  padding: 0 16px;
  color: #fff;
  background: var(--accent);
  cursor: pointer;
}

button:hover {
  background: var(--accent-dark);
}

button.secondary,
.file-button {
  color: var(--accent-dark);
  background: #e3f3ef;
}

.action-template {
  color: #fff;
  background: var(--accent);
}

.action-template:hover {
  background: var(--accent-dark);
}

.action-export {
  color: #fff;
  background: #2563eb;
}

.action-export:hover {
  background: #1d4ed8;
}

.action-import {
  color: #0f5132;
  background: #dcfce7;
}

.action-import:hover {
  background: #bbf7d0;
}

.action-backup {
  color: #334155;
  background: #e2e8f0;
}

.action-backup:hover {
  background: #cbd5e1;
}

.action-amazon-stock {
  color: #7c2d12;
  background: #ffedd5;
}

.action-amazon-stock:hover {
  background: #fed7aa;
}

.action-amazon-sales {
  color: #3b0764;
  background: #f3e8ff;
}

.action-amazon-sales:hover {
  background: #e9d5ff;
}

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

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px clamp(16px, 4vw, 48px);
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(24px, 3vw, 36px);
}

h2 {
  font-size: 18px;
}

main {
  padding: 24px clamp(16px, 4vw, 48px) 48px;
}

.top-actions,
.button-row,
.filters,
.quick-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.file-button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  border-radius: 8px;
  padding: 0 16px;
  cursor: pointer;
}

.warehouse-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.sync-status {
  min-height: 22px;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 13px;
}

.warehouse-tab {
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--line);
}

.warehouse-tab[aria-pressed="true"] {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.warehouse-tab:hover {
  color: #fff;
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.file-button input {
  display: none;
}

.summary-grid {
  display: grid;
  gap: 12px;
  margin-bottom: 20px;
}

.summary-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 12px;
  align-items: stretch;
}

.summary-row-label {
  display: grid;
  place-items: center;
  min-height: 88px;
  border-radius: 8px;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
}

.summary-row-thirty .summary-row-label {
  background: #0f766e;
}

.summary-row-hundred .summary-row-label {
  background: #2563eb;
}

.summary-row-material .summary-row-label {
  background: #475569;
}

.summary-row-cards {
  display: grid;
  grid-template-columns: repeat(5, minmax(140px, 1fr));
  gap: 12px;
}

.summary-grid article,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.summary-grid article {
  min-height: 88px;
  padding: 14px 16px;
  border-left-width: 6px;
}

.summary-grid span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.summary-grid strong {
  display: block;
  margin-top: 6px;
  font-size: 30px;
  line-height: 1;
}

.pending-order {
  display: inline-flex;
  margin-top: 10px;
  min-height: 24px;
  align-items: center;
  border-radius: 999px;
  padding: 0 10px;
  color: #92400e;
  background: #fef3c7;
  font-size: 12px;
  font-style: normal;
  font-weight: 800;
}

.summary-product {
  border-left-color: #0f766e;
  background: #f0fdfa;
}

.summary-material {
  border-left-color: #475569;
  background: #f8fafc;
}

.summary-bag {
  border-left-color: #2563eb;
  background: #eff6ff;
}

.summary-package {
  border-left-color: #b45309;
  background: #fff7ed;
}

.summary-default {
  border-left-color: var(--line);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(520px, 1fr) minmax(520px, 1fr);
  gap: 20px;
  align-items: start;
}

.panel {
  padding: 18px;
}

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

.panel-tools {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.icon-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 0 12px;
  color: var(--warn);
  background: #fff7ed;
  border: 1px solid #fed7aa;
}

.icon-button:hover,
.icon-button[aria-pressed="true"] {
  color: #fff;
  background: var(--warn);
  border-color: var(--warn);
}

.icon {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}

.edit-badge {
  color: var(--warn);
  font-size: 13px;
  font-weight: 700;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.field-grid.single {
  grid-template-columns: 1fr;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--ink);
  background: #fff;
}

.button-row {
  margin-top: 16px;
}

.form-hint {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.quick-actions {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.order-form {
  margin-bottom: 16px;
}

.order-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.quick {
  flex: 1 1 180px;
  color: #1f2937;
  background: #f0f4f8;
}

.quick:hover {
  background: #dfe7ef;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  background: #fff;
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}

th {
  color: var(--muted);
  background: #f8faf9;
  font-size: 12px;
}

tr:last-child td {
  border-bottom: 0;
}

.number {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.stock-negative {
  color: var(--danger);
  font-weight: 700;
}

.total-cell {
  background: #f8faf9;
  font-weight: 700;
}

.log-panel {
  margin-top: 20px;
}

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

.row-actions button {
  min-height: 32px;
  padding: 0 10px;
  font-size: 13px;
}

.row-actions button:disabled {
  color: var(--muted);
  background: #edf1f3;
  cursor: default;
}

.order-status {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--accent-dark);
  background: #e3f3ef;
  font-size: 12px;
  font-weight: 700;
}

.table-number-input {
  width: 86px;
  min-height: 34px;
  padding: 6px 8px;
  text-align: right;
}

.recommendation-needed {
  background: #fff7ed;
}

.recommendation-quantity {
  color: var(--warn);
  font-weight: 800;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.guide-card {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.guide-card h3 {
  margin: 0 0 12px;
  font-size: 16px;
}

.guide-card dl {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 8px 12px;
  margin: 0;
}

.guide-card dt {
  color: var(--muted);
  font-weight: 700;
}

.guide-card dd {
  margin: 0;
}

.guide-note {
  margin: 14px 0 0;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 700;
}

.guide-path {
  margin-top: 14px;
  padding: 14px 16px;
  border-left: 4px solid var(--accent);
  background: #f8faf9;
}

.guide-path p {
  margin: 8px 0 0;
  color: var(--muted);
}

.hidden {
  display: none !important;
}

dialog {
  width: min(460px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.18);
}

dialog::backdrop {
  background: rgba(23, 32, 38, 0.34);
}

.hint {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

@media (max-width: 1180px) {
  .topbar,
  .workspace {
    display: block;
  }

  .top-actions {
    margin-top: 16px;
  }

  .summary-row-cards {
    grid-template-columns: repeat(3, minmax(140px, 1fr));
  }

  .field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .workspace .panel + .panel {
    margin-top: 20px;
  }

  .order-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .field-grid,
  .order-grid {
    grid-template-columns: 1fr;
  }

  .summary-row {
    grid-template-columns: 1fr;
  }

  .summary-row-label {
    min-height: 44px;
  }

  .summary-row-cards {
    grid-template-columns: 1fr;
  }

  .filters {
    width: 100%;
  }

  .filters > * {
    flex: 1 1 180px;
  }
}