/* UAOチェックリストアプリ - 共通スタイル */

/* リセット */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* カラー変数 */
:root {
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-danger: #dc2626;
  --color-danger-hover: #b91c1c;
  --color-success: #16a34a;
  --color-warning: #d97706;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  --color-checked: #16a34a;
  --color-na: #9ca3af;
  --color-unchecked: #fff;
  --font-base: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --radius: 6px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
}

/* 基本 */
html {
  font-family: var(--font-base);
  font-size: 14px;
  color: var(--color-gray-900);
  background: var(--color-gray-50);
}

body {
  min-height: 100vh;
  line-height: 1.6;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* レイアウト */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ヘッダー */
.app-header {
  background: #fff;
  border-bottom: 1px solid var(--color-gray-200);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.app-header__logo {
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--color-gray-800);
}

.app-header__nav {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.app-header__user {
  font-size: 0.85rem;
  color: var(--color-gray-600);
}

/* ボタン */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-family: var(--font-base);
  font-weight: 500;
  transition: background 0.15s, opacity 0.15s;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
}

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

.btn-danger:hover:not(:disabled) {
  background: var(--color-danger-hover);
}

.btn-secondary {
  background: var(--color-gray-200);
  color: var(--color-gray-700);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-gray-300);
}

.btn-sm {
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
}

/* フォーム */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
  color: var(--color-gray-700);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius);
  font-family: var(--font-base);
  font-size: 0.9rem;
  color: var(--color-gray-900);
  background: #fff;
  transition: border-color 0.15s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

/* カード */
.card {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

/* バッジ */
.badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef9c3; color: #854d0e; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-gray    { background: var(--color-gray-100); color: var(--color-gray-600); }
.badge-admin   { background: #ede9fe; color: #5b21b6; }
.badge-editor  { background: #dbeafe; color: #1e40af; }
.badge-viewer  { background: var(--color-gray-100); color: var(--color-gray-600); }

/* プログレスバー */
.progress-bar {
  height: 6px;
  background: var(--color-gray-200);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 9999px;
  transition: width 0.3s;
}

.progress-bar__fill--complete {
  background: var(--color-success);
}

/* テーブル */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-gray-200);
}

.table th {
  background: var(--color-gray-50);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* モーダル */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: #fff;
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 500px;
  width: 90%;
  box-shadow: var(--shadow-md);
}

.modal__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.modal__footer {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* トースト */
.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  color: #fff;
  font-size: 0.875rem;
  box-shadow: var(--shadow-md);
  animation: slideIn 0.3s ease;
  max-width: 360px;
}

.toast--success { background: var(--color-success); }
.toast--error   { background: var(--color-danger); }
.toast--warning { background: var(--color-warning); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* チェック状態ボタン */
.check-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.15s;
}

.check-btn--unchecked {
  background: var(--color-unchecked);
  border-color: var(--color-gray-300);
  color: var(--color-gray-400);
}

.check-btn--checked {
  background: var(--color-checked);
  border-color: var(--color-checked);
  color: #fff;
}

.check-btn--na {
  background: var(--color-na);
  border-color: var(--color-na);
  color: #fff;
  font-size: 0.75rem;
}

/* 必須マーク */
.required-mark {
  color: var(--color-danger);
  font-size: 0.7rem;
  margin-right: 2px;
}

/* ローディング */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  color: var(--color-gray-500);
  font-size: 0.9rem;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .app-header__nav .btn-label {
    display: none;
  }

  .container {
    padding: 0 0.5rem;
  }
}