/* 第四分団点検アプリ - 共通スタイル */

:root {
  --color-primary: #d32f2f;
  --color-primary-dark: #b71c1c;
  --color-secondary: #1976d2;
  --color-bg: #f0f0f0;
  --color-card: #fff;
  --color-text: #1a1a1a;
  --color-text-muted: #555;
  --color-input-bg: #fffef0;
  --radius: 10px;
  --shadow: 0 3px 12px rgba(0,0,0,0.08);
  --font-size-base: 17px;
}

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

body {
  font-family: 'IBM Plex Sans JP', 'Hiragino Sans', 'Meiryo', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  font-size: var(--font-size-base);
  -webkit-tap-highlight-color: transparent;
}

/* ヘッダー */
.header {
  background: linear-gradient(135deg, #931616 0%, var(--color-primary) 60%, #eb5757 100%);
  color: #fff;
  padding: 13px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow);
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
  position: relative;
  overflow: hidden;
}

.header::after {
  content: "";
  position: absolute;
  right: -28px;
  top: -28px;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
}

.header h1 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-shadow: 0 1px 2px rgba(0,0,0,0.15);
  position: relative;
  z-index: 1;
}

.header--with-back {
  padding-left: 8px;
}

.btn-back {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  padding: 6px 10px;
  cursor: pointer;
  line-height: 1;
  min-width: 40px;
  min-height: 40px;
  position: relative;
  z-index: 1;
}

/* メインコンテンツ */
.main {
  flex: 1;
  padding: 16px;
  padding-bottom: env(safe-area-inset-bottom, 16px);
}

/* カード */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--color-card);
  border: none;
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  color: inherit;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}

.card--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
}

.card__title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.card__desc {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* ボタン */
.btn {
  background: var(--color-card);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

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

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

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

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

.btn--block {
  width: 100%;
  display: block;
}

/* フォーム */
.form {
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.form__group {
  margin-bottom: 16px;
}

.form__label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--color-input-bg);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
}

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

.form__actions {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

/* メッセージ */
.message {
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  display: none;
}

.message--success {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #81c784;
}

.message--error {
  background: #ffebee;
  color: #c62828;
  border: 1px solid #ef5350;
}

/* ローディング */
#loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* リスト */
.list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.list-item {
  background: var(--color-card);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  color: inherit;
  display: block;
}

.list-item:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.list-item__title {
  font-weight: 600;
  margin-bottom: 4px;
}

.list-item__meta {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* タブ */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  border-bottom: 2px solid #ddd;
}

.tab {
  background: transparent;
  border: none;
  padding: 12px 20px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--color-text-muted);
  border-bottom: 3px solid transparent;
  transition: all 0.2s ease;
}

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

.tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* テーブル */
.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.table th,
.table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #eee;
}

.table th {
  background: #fafafa;
  font-weight: 600;
  color: var(--color-text);
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover {
  background: #f9f9f9;
}

/* レスポンシブ */
@media (max-width: 768px) {
  :root {
    --font-size-base: 15px;
  }
  
  .main {
    padding: 12px;
  }
  
  .card {
    padding: 16px;
  }
  
  .btn {
    padding: 10px 20px;
  }
}