/*
 * 再利用可能なUIコンポーネントのスタイル
 */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
}

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

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

.btn-positive {
  background-color: var(--color-success);
  color: var(--color-white);
}

.btn-positive:hover {
  background-color: var(--color-success-hover);
}

.btn-negative {
  background-color: var(--color-danger);
  color: var(--color-white);
}

.btn-negative:hover {
  background-color: var(--color-danger-hover);
}

.btn-sm {
  padding: 6px var(--space-md);
  font-size: var(--font-size-sm);
}

.btn-icon-add::before {
  content: "+";
  font-size: 18px;
  line-height: 1;
}

.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background-color: var(--color-gray-100);
}

.app-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-300);
  padding: var(--space-lg) var(--space-2xl);
  box-shadow: var(--shadow-md);
  height: var(--header-height);
}

.app-header-inner {
  max-width: var(--container-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-header-title {
  margin: 0;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
}

.app-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.app-header-user {
  color: var(--color-gray-600);
  font-size: var(--font-size-base);
}

.app-main {
  height: calc(100% - var(--header-height) - var(--footer-height));
  overflow: hidden;
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
}

.app-footer {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-gray-300);
  padding: var(--space-lg) var(--space-2xl);
  text-align: center;
  height: var(--footer-height);
}

.app-footer-text {
  margin: 0;
  color: var(--color-gray-600);
  font-size: var(--font-size-sm);
}

/* === Card === */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow-y: hidden;
}

.card-body {
  padding: var(--space-4xl);
  flex: 1;
  overflow-y: auto;
}

.card-footer {
  padding: var(--space-2xl);
  border-top: 1px solid var(--color-gray-200);
  background-color: var(--color-gray-50);
}

.card-actions {
  display: flex;
  gap: var(--space-2xl);
  justify-content: center;
}

.card-employee-detail {
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

.card-with-table {
  max-width: var(--container-max-width);
  margin: 0 auto;
  width: 100%;
}

.card-tabs {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--color-gray-200);
  padding: 0 var(--space-2xl);
}

.card-tabs-nav {
  display: flex;
}

.card-tab {
  padding: var(--space-lg) var(--space-2xl);
  text-decoration: none;
  font-weight: var(--font-weight-normal);
  color: var(--color-gray-600);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition-base);
}

.card-tab:hover {
  color: var(--color-primary);
}

.card-tab.active {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  border-bottom-color: var(--color-primary);
}

.card-filter-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-2xl);
  border-bottom: 1px solid var(--color-gray-200);
  background-color: var(--color-gray-50);
}

.card-filter-left {
  display: flex;
  align-items: center;
}

.card-filter-right {
  display: flex;
  align-items: center;
}

.filter-form {
  display: flex;
  align-items: center;
}

.filter-checkbox {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  text-decoration: none;
  color: var(--color-gray-700);
  font-size: 14px;
  user-select: none;
}

.checkbox-box {
  width: 14px;
  height: 14px;
  border: 1px solid var(--color-gray-500);
  border-radius: 3px;
  background-color: var(--color-white);
  display: inline-block;
  margin-right: 6px;
  box-sizing: border-box;
  position: relative;
  transition: all 0.15s ease-in-out;
}

.filter-checkbox:hover .checkbox-box {
  border-color: --var(--color-gray-600);
}

.filter-checkbox.checked .checkbox-box {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.filter-checkbox.checked .checkbox-box::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 1px;
  width: 4px;
  height: 7px;
  border-right: 2px solid var(--color-white);
  border-bottom: 2px solid var(--color-white);
  transform: rotate(45deg);
}

.filter-label {
  color: var(--color-gray-700);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  user-select: none;
}

.card-info-text {
  color: var(--color-gray-600);
  font-size: var(--font-size-base);
}

.table-wrapper {
  overflow-x: auto;
  overflow-y: auto;
  max-height: calc(100% - 140px);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  scrollbar-gutter: stable;
  flex: 1;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.data-table {
  min-width: 900px;
}

.data-table th,
.data-table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border-bottom: 1px solid var(--color-gray-200);
  box-sizing: border-box;
}

.data-table thead th {
  position: sticky;
  top: 0;
  background-color: var(--color-gray-50);
  font-weight: var(--font-weight-semibold);
  border-bottom: 2px solid var(--color-gray-300);
  z-index: 2;
  box-shadow: 0 2px 2px rgba(0, 0, 0, 0.05);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: var(--color-gray-50);
}

.data-table .col-employer {
  width: 80px;
}

.data-table .col-number {
  width: 90px;
}

.data-table .col-name {
  width: 140px;
}

.data-table .col-name-kana {
  width: 175px;
}

.data-table .col-email {
  width: 240px;
}

.data-table .col-identifier {
  width: 140px;
}

.data-table .col-date {
  width: 180px;
}

.data-table .col-status {
  width: 100px;
}

.data-table .col-actions {
  width: 110px;
  text-align: center;
}

.text-muted {
  color: var(--color-gray-500);
}

.text-danger {
  color: var(--color-danger);
}

.form-container {
  max-width: 520px;
  margin: var(--space-4xl) auto;
  padding: var(--space-3xl);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-title {
  margin: 0 0 var(--space-2xl) 0;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  text-align: center;
}

.form-group {
  margin-bottom: var(--space-2xl);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
}

.form-label-required::after {
  content: " *";
  color: var(--color-danger);
}

.form-input {
  width: 100%;
  padding: var(--space-md);
  font-size: var(--font-size-base);
  border: 1px solid var(--color-gray-400);
  border-radius: var(--radius-sm);
  box-sizing: border-box;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-actions {
  margin-top: var(--space-2xl);
}

input[type="submit"].btn {
  appearance: none;
  -webkit-appearance: none;
}

.form-submit {
  width: 100%;
}

.form-section {
  margin-bottom: var(--space-3xl);
}

.form-section:last-child {
  margin-bottom: 0;
}

.form-control {
  width: 100%;
  padding: var(--space-md);
  font-size: var(--font-size-base);
  border: 1px solid var(--color-gray-400);
  border-radius: var(--radius-sm);
  box-sizing: border-box;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

select.form-control {
  appearance: auto;
  -webkit-appearance: auto;
  cursor: pointer;
}

.flash-message {
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-2xl);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
}

.flash-alert {
  background-color: var(--color-danger);
  color: var(--color-white);
}

.flash-notice {
  background-color: var(--color-success);
  color: var(--color-white);
}

.flash-message-with-index {
  max-width: var(--container-max-width);
  width: 100%;
  margin-inline: auto;
}

.flash-message-with-edit {
  max-width: 800px;
  width: 100%;
  margin-inline: auto;
}

.flash-message h4 {
  margin: 0 0 var(--space-md) 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.flash-message ul {
  margin: 0;
  padding-left: var(--space-2xl);
}

/* === Details === */
.details-container {
  max-width: 800px;
  margin: 0 auto;
}

.details-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.details-row {
  display: flex;
  align-items: flex-start;
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-gray-200);
  gap: var(--space-2xl);
}

.details-row:last-child {
  border-bottom: none;
}

.details-label {
  min-width: 140px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  font-size: var(--font-size-base);
  flex-shrink: 0;
}

.details-value {
  color: var(--color-gray-600);
  font-size: var(--font-size-lg);
  line-height: 1.6;
  flex-grow: 1;
}

.details-value-with-action {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--font-size-lg);
  line-height: 1.6;
  flex-grow: 1;
  color: var(--color-gray-600);
}

.copyable-text {
  flex-grow: 1;
  word-break: break-all;
}

.copy-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid var(--color-gray-400);
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  cursor: pointer;
  color: var(--color-gray-600);
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.copy-button:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.copy-button:active {
  transform: scale(0.95);
}

.copy-icon {
  display: block;
}

.copy-button.copied {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-white);
}

.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 160px;
  margin-top: var(--space-sm);
  padding: var(--space-sm) 0;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  list-style: none;
  z-index: 1000;
  display: none;
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  clear: both;
  color: var(--color-gray-700);
  text-align: left;
  white-space: nowrap;
  background-color: transparent;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition-base);
}

.dropdown-item:hover {
  background-color: var(--color-gray-100);
  color: var(--color-gray-900);
}
/* 
 * Design Tokens - CSS Custom Properties
 */

:root {
  /* === Color Palette === */
  --color-primary: #4a7ba7;
  --color-primary-hover: #3a6589;
  --color-primary-light: #e3eef7;

  --color-success: #5a9f6f;
  --color-success-hover: #4a8a5f;
  --color-danger: #c85a5a;
  --color-danger-hover: #b34a4a;
  --color-warning: #d9a647;
  --color-info: #5a9fb8;

  --color-white: #ffffff;
  --color-gray-50: #f8f9fa;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #ced4da;
  --color-gray-500: #adb5bd;
  --color-gray-600: #6c757d;
  --color-gray-700: #495057;
  
  /* === Spacing === */
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-2xl: 24px;
  --space-3xl: 32px;
  --space-4xl: 48px;
  
  /* === Typography === */
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-2xl: 24px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  
  /* === Border Radius === */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-full: 9999px;
  
  /* === Shadows === */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 4px 12px rgba(0, 0, 0, 0.15);
  
  /* === Layout === */
  --container-max-width: 1400px;
  --header-height: 70px;
  --footer-height: 54px;
  
  /* === Transitions === */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
}
/*
 * This is a manifest file that'll be compiled into application.css, which will include all the files
 * listed below.
 *
 * Any CSS (and SCSS, if configured) file within this directory, lib/assets/stylesheets, or any plugin's
 * vendor/assets/stylesheets directory can be referenced here using a relative path.
 *
 * You're free to add application-wide styles to this file and they'll appear at the bottom of the
 * compiled file so the styles you add here take precedence over styles defined in any other CSS
 * files in this directory. Styles in this file should be added after the last require_* statement.
 * It is generally better to create a new file per style scope.
 *


 */

/* Global Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: var(--color-gray-700);
  background-color: var(--color-gray-100);
}