:root {
  --color-bg: #f2f4f6;
  --color-card-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-label: #33383d;
  --color-border: #d7dce1;
  --color-primary: #1d5fbf;
  --color-primary-text: #ffffff;
  --color-header-bg: #1a2b47;
  --color-header-text: #f2f4f6;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  font-family: "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: var(--color-primary);
}

fieldset:last-of-type{
  margin-bottom: 1.5rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-header-bg);
  color: var(--color-header-text);
}

.site-header__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-header-text);
  text-decoration: none;
}

.site-header__nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem 1.25rem;
  font-size: 0.9rem;
}

/* 「日常業務」「マスタ・設定」の2グループ。グループ単位で折り返す */
.site-header__nav-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
}

.site-header__nav-group + .site-header__nav-group {
  border-left: 1px solid rgba(242, 244, 246, 0.4);
  padding-left: 1.25rem;
}

.site-header__nav-group-label {
  font-size: 0.875rem;
  font-weight: 700;
  color: #c8d2e0;
  white-space: nowrap;
}

.site-header__nav a {
  color: var(--color-header-text);
  text-decoration: none;
  white-space: nowrap;
}

.site-header__nav a:hover {
  text-decoration: underline;
}

.site-header__user {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
  font-size: 0.9rem;
}

.site-header__logout-button {
  background: none;
  border: 1px solid var(--color-header-text);
  color: var(--color-header-text);
  border-radius: 4px;
  padding: 0.35rem 0.75rem;
  font-size: 0.875rem;
  cursor: pointer;
}

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.5rem;
}

.card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

.card--narrow {
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

h1, h2, h3 {
  color: var(--color-text);
}

label {
  display: block;
  color: var(--color-label);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

input[type="text"],
input[type="password"],
input[type="number"],
input[type="date"],
select {
  width: 100%;
  font-size: 1rem;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  margin-bottom: 1rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--color-border);
}

td.numeric, th.numeric {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.button {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-primary-text);
  border: none;
  border-radius: 4px;
  padding: 0.6rem 1.25rem;
  font-size: 1rem;
  cursor: pointer;
}

.field-help {
  color: var(--color-label);
  font-size: 0.875rem;
  margin: -0.75rem 0 1rem;
}

th {
  white-space: nowrap;
}

td.nowrap {
  white-space: nowrap;
}

input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  margin: 0 0 1rem;
}

.errorlist {
  color: #b3261e;
  font-size: 0.9rem;
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.errorlist-title {
  color: #b3261e;
  font-weight: 600;
}

.updated-at {
  font-size: 0.85rem;
  color: #666;
  margin: -0.5rem 0 1rem;
}

.calc-layout {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.calc-layout > .card {
  flex: 1;
  min-width: 0;
}

@media (max-width: 720px) {
  .calc-layout {
    flex-direction: column;
  }
}

.filter-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 1rem;
}

.filter-form > div {
  min-width: 10rem;
}

.filter-form input,
.filter-form select {
  margin-bottom: 0;
}

.pagination {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.95rem;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.dashboard-grid > .card {
  margin-bottom: 0;
}

.badge {
  display: inline-block;
  border-radius: 4px;
  padding: 0.15rem 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.badge--warning {
  background: #fdecea;
  color: #a32a1f;
}

.notice {
  background: #fff8e1;
  border-color: #e6c860;
  color: #6b4f00;
}

.item-table {
  margin-bottom: 1.5rem;
}

.item-table input,
.item-table select {
  margin-bottom: 0;
}

.item-table input[type="number"] {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.item-table .errorlist {
  margin-bottom: 0;
}

/* 指示書作成の配合ごとの入力カード（配合の切れ目を明示する） */
.mix-card {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 1.25rem;
}

.mix-card h3 {
  margin-top: 0;
}

/* 配合データ選択の表（チェックボックスとラベルを行内に収める） */
.select-table input[type="checkbox"] {
  margin: 0;
}

.select-table label {
  margin: 0;
  font-weight: 400;
  cursor: pointer;
}

.pdf-preview {
  width: 100%;
  height: 70vh;
  min-height: 480px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-card-bg);
  margin-bottom: 0.75rem;
}