/* 入管業務AI — スタイルシート */
:root {
  --black: #000000;
  --blue: #35a0d9;
  --blue-light: #e8f4fb;
  --blue-dark: #2680ab;
  --gold: #a39463;
  --gold-light: #f5f1e8;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --white: #ffffff;
  --ok: #16a34a;
  --ok-bg: #f0fdf4;
  --warn: #d97706;
  --warn-bg: #fffbeb;
  --ng: #dc2626;
  --ng-bg: #fef2f2;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
}

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

body {
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.6;
}

/* ヘッダー */
.header {
  background: var(--black);
  color: var(--white);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
}
.header h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-direction: column;
  gap: 5px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.header .badge {
  background: var(--gold);
  color: var(--black);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
}

/* ステッパー */
.stepper {
  display: flex;
  justify-content: center;
  gap: 0;
  padding: 24px 24px 0;
  max-width: 800px;
  margin: 0 auto;
}
.step-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--gray-400);
  position: relative;
}
.step-indicator .num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gray-200);
  color: var(--gray-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
}
.step-indicator.active { color: var(--blue); font-weight: 600; }
.step-indicator.active .num { background: var(--blue); color: var(--white); }
.step-indicator.done { color: var(--ok); }
.step-indicator.done .num { background: var(--ok); color: var(--white); }
.step-connector {
  width: 40px;
  height: 2px;
  background: var(--gray-200);
  align-self: center;
}
.step-connector.done { background: var(--ok); }

/* 全体説明バー */
.overview-bar {
  background: var(--blue-light);
  color: var(--blue-dark);
  text-align: center;
  padding: 10px 24px;
  font-size: 13px;
  font-weight: 500;
  border-bottom: 1px solid rgba(53, 160, 217, 0.2);
}

/* メインコンテンツ */
.main {
  max-width: 800px;
  margin: 24px auto;
  padding: 0 24px;
}

/* カード */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
  margin-bottom: 24px;
}
.card h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--gray-800);
  border-bottom: 2px solid var(--blue);
  padding-bottom: 8px;
}
.card h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 20px 0 12px;
  color: var(--gray-700);
}

/* ステップ説明 */
.step-guide {
  color: var(--gray-600);
  font-size: 13px;
  margin: -12px 0 20px;
  line-height: 1.7;
}

/* フィールドヒント */
.field-hint {
  color: var(--gray-400);
  font-size: 12px;
  margin: -2px 0 8px;
  line-height: 1.6;
}

/* 免責表示 */
.disclaimer {
  background: var(--warn-bg);
  border: 1px solid rgba(217, 119, 6, 0.2);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--warn);
  margin-bottom: 12px;
  line-height: 1.6;
}

/* フォーム */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 4px;
}
.form-group label .required {
  color: var(--ng);
  margin-left: 2px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(53, 160, 217, 0.15);
}
.form-group textarea {
  min-height: 100px;
  resize: vertical;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.input-with-suffix {
  display: flex;
  align-items: center;
  gap: 6px;
}
.input-with-suffix input {
  flex: 1;
}
.input-suffix {
  font-size: 14px;
  color: var(--gray-600);
  font-weight: 500;
  white-space: nowrap;
}

/* ボタン */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover { background: var(--blue-dark); }
.btn-primary:disabled {
  background: var(--gray-300);
  cursor: not-allowed;
}
.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}
.btn-secondary:hover { background: var(--gray-200); }
.btn-gold {
  background: var(--gold);
  color: var(--white);
}
.btn-gold:hover { background: #8a7d54; }

.btn-group {
  display: flex;
  justify-content: space-between;
  margin-top: 24px;
}

/* ローディング */
.loading {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 24px;
  justify-content: center;
  color: var(--gray-600);
  font-size: 14px;
}
.loading-text {
  display: flex;
  flex-direction: column;
}
.loading-hint {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 2px;
}
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 要件チェック結果 */
.req-list { list-style: none; }
.req-item {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 8px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.req-item.ok { background: var(--ok-bg); }
.req-item.warn { background: var(--warn-bg); }
.req-item.ng { background: var(--ng-bg); }
.req-status {
  font-size: 18px;
  flex-shrink: 0;
  width: 24px;
  text-align: center;
}
.req-body { flex: 1; }
.req-name { font-weight: 600; font-size: 14px; }
.req-detail { font-size: 13px; color: var(--gray-600); margin-top: 2px; }
.req-advice {
  font-size: 12px;
  color: var(--gold);
  margin-top: 4px;
  font-weight: 500;
}

/* 法令レポート表示 */
.report-box {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 20px;
  max-height: 400px;
  overflow-y: auto;
  font-size: 14px;
  line-height: 1.8;
}
.report-box h1, .report-box h2, .report-box h3 {
  border: none;
  padding: 0;
  margin: 16px 0 8px;
}
.report-box h1 { font-size: 18px; }
.report-box h2 { font-size: 16px; }
.report-box h3 { font-size: 14px; }

/* 専門家メモ */
.expert-note {
  background: var(--gold-light);
  border-left: 4px solid var(--gold);
  padding: 12px 16px;
  border-radius: 0 6px 6px 0;
  font-size: 13px;
  margin-top: 16px;
}
.expert-note-title {
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 4px;
  font-size: 12px;
}

/* 書類プレビュー */
.doc-preview {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 24px;
  font-size: 14px;
  line-height: 2;
  white-space: pre-wrap;
  min-height: 200px;
}
.doc-preview[contenteditable="true"]:focus {
  outline: 2px solid var(--blue);
  outline-offset: -2px;
}

/* 添付書類リスト */
.attachment-list { list-style: none; }
.attachment-item {
  padding: 8px 12px;
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}
.attachment-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--blue);
}

/* レポート内リンク */
.report-box a, .doc-preview a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.report-box a:hover, .doc-preview a:hover {
  color: var(--blue-dark);
}

/* レポート内テーブル */
.report-box table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 13px;
}
.report-box th, .report-box td {
  border: 1px solid var(--gray-200);
  padding: 6px 10px;
  text-align: left;
}
.report-box th {
  background: var(--gray-100);
  font-weight: 600;
}
.report-box blockquote {
  border-left: 3px solid var(--blue);
  padding: 4px 12px;
  margin: 8px 0;
  color: var(--gray-600);
  background: var(--blue-light);
  border-radius: 0 4px 4px 0;
}

/* ヘッダーボタン */
.header-btn {
  background: transparent !important;
  color: var(--white) !important;
  border-color: rgba(255,255,255,0.3) !important;
  font-size: 12px !important;
  padding: 6px 14px !important;
}
.header-btn:hover {
  background: rgba(255,255,255,0.1) !important;
  border-color: rgba(255,255,255,0.5) !important;
}

/* 案件一覧パネル */
.cases-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 60px;
}
.cases-panel-inner {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 600px;
  max-height: 70vh;
  overflow-y: auto;
  padding: 24px;
}
.cases-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.cases-header h2 {
  font-size: 16px;
  font-weight: 700;
  border: none;
  margin: 0;
  padding: 0;
}
.cases-list { list-style: none; }
.case-item {
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  margin-bottom: 8px;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.case-item-content {
  flex: 1;
  cursor: pointer;
}
.case-item:hover {
  background: var(--blue-light);
  border-color: var(--blue);
}
.case-item-name {
  font-weight: 600;
  font-size: 14px;
}
.case-item-meta {
  font-size: 12px;
  color: var(--gray-400);
  margin-top: 2px;
}
.btn-delete-case {
  background: none;
  border: none;
  color: var(--gray-400);
  font-size: 16px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s;
  flex-shrink: 0;
}
.btn-delete-case:hover {
  color: var(--ng);
  background: var(--ng-bg);
}
.cases-empty {
  text-align: center;
  color: var(--gray-400);
  padding: 32px;
  font-size: 14px;
}

/* 保存メッセージ */
.save-message {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 13px;
  text-align: center;
}
.save-message.success {
  background: var(--ok-bg);
  color: var(--ok);
}
.save-message.error {
  background: var(--ng-bg);
  color: var(--ng);
}

/* エラーメッセージ */
.error-message {
  background: var(--ng-bg);
  border: 1px solid rgba(220, 38, 38, 0.2);
  border-radius: 6px;
  padding: 16px 20px;
  color: var(--ng);
  line-height: 1.7;
}
.error-message strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}
.error-message p {
  font-size: 13px;
  margin: 4px 0;
}

/* エクスポートバー */
.export-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 12px 16px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 6px;
}
.export-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-600);
}
.btn-sm {
  padding: 6px 14px !important;
  font-size: 12px !important;
}

/* 個人情報注意バー */
.privacy-notice {
  background: var(--warn-bg);
  border: 1px solid rgba(217, 119, 6, 0.15);
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 12px;
  color: var(--warn);
  margin-bottom: 16px;
  line-height: 1.6;
}

/* ノウハウ管理 */
.knowledge-section {
  margin-bottom: 20px;
}
.knowledge-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.knowledge-section-header label {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-600);
}
.knowledge-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.knowledge-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 10px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 6px;
}
.knowledge-item textarea {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 13px;
  font-family: inherit;
  color: var(--gray-800);
  line-height: 1.5;
  resize: vertical;
  min-height: 20px;
  padding: 0;
}
.knowledge-item textarea:focus {
  outline: none;
  background: var(--white);
  border-radius: 4px;
  padding: 4px;
  border: 1px solid var(--blue);
}
.knowledge-item .btn-delete-item {
  background: none;
  border: none;
  color: var(--gray-400);
  font-size: 14px;
  cursor: pointer;
  padding: 0 4px;
  flex-shrink: 0;
  line-height: 1;
}
.knowledge-item .btn-delete-item:hover {
  color: var(--ng);
}
.knowledge-empty {
  color: var(--gray-400);
  font-size: 13px;
  padding: 12px;
  text-align: center;
}

/* フィードバック */
.feedback-area {
  margin-top: 24px;
  padding: 20px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
}
.feedback-btns {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
}
.btn-feedback {
  padding: 8px 24px;
  font-size: 14px;
  font-weight: 600;
  border: 2px solid;
  border-radius: 8px;
  cursor: pointer;
  background: var(--white);
  font-family: inherit;
  transition: all 0.2s;
}
.btn-fb-ok { color: var(--ok); border-color: var(--ok); }
.btn-fb-ok:hover { background: var(--ok-bg); }
.btn-fb-ok.selected { background: var(--ok); color: var(--white); }
.btn-fb-ng { color: var(--ng); border-color: var(--ng); }
.btn-fb-ng:hover { background: var(--ng-bg); }
.btn-fb-ng.selected { background: var(--ng); color: var(--white); }
.feedback-detail {
  margin-top: 12px;
}
.feedback-detail textarea {
  width: 100%;
  min-height: 60px;
  padding: 10px;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
}
.feedback-detail textarea:focus {
  border-color: var(--ng);
  outline: none;
}
.feedback-sent {
  margin-top: 8px;
  font-size: 13px;
  color: var(--gray-400);
}

/* 非表示 */
.hidden { display: none !important; }

/* レスポンシブ */
@media (max-width: 640px) {
  .header { padding: 12px 16px; gap: 6px 12px; }
  .header h1 { font-size: 16px; }
  .hamburger { display: flex; }
  .header-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--black);
    flex-direction: column;
    padding: 8px 16px 16px;
    gap: 4px;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  }
  .header-nav.open { display: flex; }
  .header-nav .header-btn {
    width: 100%;
    text-align: left !important;
    padding: 10px 12px !important;
    font-size: 14px !important;
    border-radius: 6px !important;
  }
  .header { position: relative; }
  .form-row { grid-template-columns: 1fr; }
  .stepper { flex-wrap: wrap; gap: 4px; }
  .step-indicator { font-size: 12px; padding: 4px 8px; }
  .step-connector { width: 20px; }
  .card { padding: 20px; }
}

/* ===== ログインオーバーレイ ===== */
.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  padding: 20px;
}
.login-overlay.hidden { display: none; }
.login-card {
  background: #fff;
  width: 100%;
  max-width: 360px;
  padding: 32px 28px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
}
.login-card h2 {
  font-size: 18px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 4px;
  border: none;
  padding: 0;
}
.login-hint {
  text-align: center;
  color: var(--gray-600, #4b5563);
  font-size: 13px;
  margin-bottom: 20px;
}
.login-card .form-group { margin-bottom: 16px; }
.login-card input {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid var(--gray-200, #e5e7eb);
  border-radius: 8px;
  font-size: 14px;
}
.login-card input:focus {
  outline: none;
  border-color: var(--blue, #35a0d9);
}
.login-error {
  background: #fef2f2;
  color: var(--ng, #dc2626);
  border: 1px solid rgba(220,38,38,0.2);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 13px;
  margin-bottom: 14px;
}
.login-error.hidden { display: none; }

/* ログイン: 区切り線と Google ボタン */
.login-divider {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--gray-400, #9ca3af);
  font-size: 12px;
  margin: 16px 0;
}
.login-divider::before,
.login-divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid var(--gray-200, #e5e7eb);
}
.login-divider span { padding: 0 12px; }

/* ログインカード内のボタンは文字を中央に */
.login-card .btn { justify-content: center; }

/* Google 標準ログインボタン（白背景・4色Gロゴ・Google ガイドライン準拠） */
.btn-google-std {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 16px;
  background: #fff;
  color: #3c4043;
  border: 1px solid #dadce0;
  border-radius: 6px;
  font-family: "Roboto", "Noto Sans JP", sans-serif;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
}
.btn-google-std:hover {
  background: #f7f8f8;
  box-shadow: 0 1px 2px rgba(60,64,67,0.3);
}
.btn-google-std:active { background: #f1f3f4; }
.btn-google-std .g-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ヘッダー: ログイン中のテナント名 */
.tenant-label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-right: 12px;
  white-space: nowrap;
}