/* ============================================
   TCI 病人随访管理系统 — 样式
   ============================================ */

/* ---------- CSS变量 ---------- */
:root {
  --primary: #2563eb;
  --primary-light: #eff6ff;
  --primary-dark: #1d4ed8;
  --success: #16a34a;
  --success-light: #f0fdf4;
  --warning: #f59e0b;
  --warning-light: #fffbeb;
  --danger: #dc2626;
  --danger-light: #fef2f2;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px 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);
  --transition: 0.2s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #f1f5f9;
  color: var(--gray-800);
  line-height: 1.6;
  min-height: 100vh;
}

.app-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

/* ---------- Header ---------- */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
  padding: 20px 24px;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.header-left h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
}

.header-subtitle {
  font-size: 0.85rem;
  color: var(--gray-500);
  display: block;
  margin-top: 2px;
}

.header-right {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

/* 统计大框 */
.stat-big-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border: 2px solid #93c5fd;
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  margin-bottom: 14px;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(37,99,235,0.12);
  transition: all var(--transition);
}
.stat-big-box:active { transform: scale(0.98); }

.stat-big-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 24px;
  cursor: pointer;
}
.stat-big-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
}
.stat-big-num.pending { color: #b45309; }
.stat-big-lbl {
  font-size: 0.85rem;
  color: var(--gray-500);
  font-weight: 500;
  margin-top: 2px;
}
.stat-big-divider {
  width: 1px;
  height: 36px;
  background: #93c5fd;
}

/* 操作栏 */
.action-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.header-all-link {
  font-size: 0.85rem;
  color: var(--gray-600);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: var(--radius);
  background: var(--gray-100);
}
.header-all-link strong { color: var(--primary); font-size: 1rem; }

.crf-bar {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.btn-outline {
  background: #fff;
  color: var(--gray-700);
  border-color: var(--gray-300);
}
.btn-outline:hover { background: var(--gray-50); border-color: var(--gray-400); }

.btn-link {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fcd34d;
}
.btn-link:hover { background: #fde68a; border-color: #fbbf24; }

.btn-cancel {
  background: #fff;
  color: var(--gray-600);
  border-color: var(--gray-300);
}
.btn-cancel:hover { background: var(--gray-50); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: #b91c1c; }

.btn-sm {
  padding: 4px 10px;
  font-size: 0.8rem;
}

.btn-icon {
  padding: 6px 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 4px;
  color: var(--gray-500);
  font-size: 1.1rem;
  transition: all var(--transition);
}
.btn-icon:hover { color: var(--primary); background: var(--primary-light); }
.btn-icon.delete:hover { color: var(--danger); background: var(--danger-light); }

/* ---------- Toolbar ---------- */
.toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 200px;
}

.search-box input {
  width: 100%;
  padding: 10px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 0.9rem;
  background: #fff;
  transition: all var(--transition);
}
.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.filter-group {
  display: flex;
  gap: 8px;
}

.filter-group select {
  padding: 10px 14px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 0.9rem;
  background: #fff;
  color: var(--gray-700);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-group select:focus {
  outline: none;
  border-color: var(--primary);
}

/* ---------- Patient Table ---------- */
.patient-table-section {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.patient-table {
  width: 100%;
  border-collapse: collapse;
}

.patient-table thead {
  background: var(--gray-50);
  border-bottom: 2px solid var(--gray-200);
}

.patient-table th {
  padding: 14px 16px;
  text-align: left;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.patient-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--gray-100);
  font-size: 0.9rem;
  vertical-align: middle;
}

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

.patient-table tbody tr.row-overdue {
  background: var(--danger-light);
}
.patient-table tbody tr.row-overdue:hover {
  background: #fee2e2;
}

/* 空状态 */
.empty-state {
  display: none;
  text-align: center;
  padding: 60px 20px;
  color: var(--gray-400);
}
.empty-state.show { display: block; }
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 12px; }
.empty-state p { font-size: 1rem; }
.empty-state .empty-hint { font-size: 0.85rem; color: var(--gray-400); margin-top: 4px; }

/* ---------- Stage Badge ---------- */
.stage-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}
.stage-pre     { background: #ede9fe; color: #7c3aed; }
.stage-surgery { background: #dbeafe; color: #1d4ed8; }
.stage-post    { background: #d1fae5; color: #065f46; }

/* ---------- Questionnaire Links ---------- */
.quest-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.quest-link {
  display: inline-block;
  padding: 4px 10px;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  font-size: 0.78rem;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition);
}
.quest-link:hover {
  background: var(--primary);
  color: #fff;
}
.quest-link.done {
  background: var(--success-light);
  color: var(--success);
  border-color: #bbf7d0;
  text-decoration: line-through;
}

/* ---------- Progress Bar ---------- */
.progress-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 100px;
}

.progress-bar-wrap {
  flex: 1;
  height: 6px;
  background: var(--gray-200);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.3s ease;
  background: var(--primary);
}
.progress-bar-fill.complete { background: var(--success); }

.progress-text {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-500);
  white-space: nowrap;
}

/* ---------- Modal ---------- */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 20px;
  overscroll-behavior: none;
}
.modal-overlay.show {
  display: flex;
}

.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  overflow-x: hidden;
  animation: modalIn 0.2s ease;
}
.modal-sm { max-width: 400px; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(-10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--gray-200);
}
.modal-header h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-900);
}

.btn-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--gray-400);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: color var(--transition);
}
.btn-close:hover { color: var(--gray-700); }

.modal-body {
  padding: 20px 24px;
  overscroll-behavior: contain;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px;
  border-top: 1px solid var(--gray-200);
  position: sticky;
  bottom: 0;
  background: #fff;
  z-index: 10;
}

/* ---------- Form ---------- */
.form-row {
  display: flex;
  gap: 16px;
  margin-bottom: 4px;
}
.form-row > .form-group {
  flex: 0 0 calc(50% - 8px);
  min-width: 0;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-group .required { color: var(--danger); }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: inherit;
  transition: all var(--transition);
  background: #fff;
  box-sizing: border-box;
  min-width: 0;
}

.form-group input[type="date"] {
  width: 100%;
  box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-group input.error,
.form-group select.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}

/* ---------- Quest List in Modal ---------- */
.quest-list {
  list-style: none;
}

.quest-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 8px;
  transition: all var(--transition);
}

.quest-item .quest-info {
  flex: 1;
}
.quest-item .quest-name {
  font-weight: 600;
  font-size: 0.9rem;
}
.quest-item .quest-stage {
  font-size: 0.78rem;
  color: var(--gray-500);
}
.quest-item .quest-actions {
  display: flex;
  gap: 6px;
}

.quest-status-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.quest-status-badge.completed { background: var(--success-light); color: var(--success); }
.quest-status-badge.pending   { background: var(--warning-light); color: #b45309; }
.quest-status-badge.skipped   { background: var(--gray-100); color: var(--gray-500); }

/* ---------- 滑动删除/编辑 ---------- */
.swipe-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.swipe-actions {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  overflow: hidden;
}
.swipe-btn {
  width: 60px;
  border: none;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.swipe-edit { background: var(--primary); }
.swipe-delete { background: var(--danger); }
.swipe-card {
  position: relative;
  background: #fff;
  z-index: 1;
}

/* ---------- 移动端卡片（桌面端隐藏） ---------- */
.patient-cards {
  display: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
}

@media (max-width: 768px) {
  .app-container { padding: 12px; }

  /* 头部 */
  .app-header {
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 12px;
  }
  .header-left h1 { font-size: 1.25rem; }
  .header-subtitle { font-size: 0.78rem; }

  .header-right {
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
  }

  .stat-big-box {
    padding: 14px 10px;
  }
  .stat-big-num { font-size: 1.5rem; }
  .stat-big-lbl { font-size: 0.75rem; }
  .stat-big-item { padding: 2px 16px; }
  .stat-big-divider { height: 30px; }

  .action-bar {
    justify-content: center;
    gap: 6px;
  }
  .header-all-link {
    font-size: 0.78rem;
    padding: 4px 8px;
  }
  .action-bar .btn {
    padding: 8px 12px;
    font-size: 0.85rem;
  }

  .crf-bar {
    justify-content: center;
  }

  /* 工具栏 */
  .toolbar { flex-direction: column; gap: 8px; }
  .search-box input {
    padding: 12px 16px;
    font-size: 1rem;
  }
  .filter-group { flex-wrap: wrap; }
  .filter-group select {
    flex: 1;
    min-width: 0;
    padding: 12px 10px;
    font-size: 0.9rem;
  }

  /* 表格 → 卡片布局 */
  .patient-table-section {
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    overflow: visible;
  }
  .patient-table { display: none !important; }
  .patient-table thead { display: none; }

  /* 卡片容器 */
  .patient-cards {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .patient-card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .patient-card.row-overdue {
    border-left: 4px solid var(--danger);
    background: var(--danger-light);
  }
  .patient-card.row-overdue .card-body {
    background: transparent;
  }

  .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
  }
  .card-header-left {
    flex: 1;
    min-width: 0;
  }
  .card-header .patient-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
  }
  .card-summary-line {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
  }
  .card-expand-icon {
    font-size: 1.5rem;
    color: var(--gray-400);
    transition: transform 0.2s ease;
    flex-shrink: 0;
    margin-left: 8px;
  }
  .card-body {
    padding-top: 12px;
    border-top: 1px solid var(--gray-100);
    margin-top: 12px;
  }
  .card-body-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
  }
  .card-quest-box {
    flex-shrink: 0;
    display: flex;
    align-items: center;
  }
  .card-quest-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 14px 16px;
    min-width: 80px;
    background: #fff7ed;
    color: #c2410c;
    border: 2px solid #fed7aa;
    border-radius: 50%;
    aspect-ratio: 1;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 2px 6px rgba(249,115,22,0.15);
  }
  .card-quest-btn:active { transform: scale(0.93); }
  .card-quest-btn .quest-btn-icon { font-size: 1.5rem; line-height: 1; }
  .card-quest-btn .quest-btn-text { font-size: 0.7rem; font-weight: 600; line-height: 1; }
  .card-quest-btn .quest-btn-count { font-size: 0.95rem; font-weight: 700; line-height: 1; color: #ea580c; }
  .card-quest-btn.all-done {
    background: #f0fdf4;
    color: #065f46;
    border-color: #bbf7d0;
    box-shadow: 0 2px 6px rgba(22,163,74,0.15);
  }
  .card-quest-btn.all-done .quest-btn-count { color: #16a34a; }
  .card-meta { margin-bottom: 0; }

  .card-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    font-size: 0.85rem;
  }
  .card-meta-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .card-meta-item .meta-label {
    font-size: 0.7rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
  }
  .card-meta-item .meta-value {
    color: var(--gray-700);
    font-weight: 500;
  }

  .card-questionnaires {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .card-questionnaires .quest-link {
    font-size: 0.85rem;
    padding: 6px 12px;
  }

  .card-progress {
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .card-progress .progress-bar-wrap {
    flex: 1;
    height: 8px;
  }
  .card-progress .progress-text {
    font-size: 0.85rem;
  }

  .card-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    border-top: 1px solid var(--gray-100);
    padding-top: 12px;
  }
  .card-actions .btn-icon {
    font-size: 0.8rem;
    padding: 5px 8px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    background: #fff;
  }
  .card-actions .btn-icon.delete {
    color: var(--danger);
    border-color: #fecaca;
  }

  /* 空状态 */
  .empty-state { padding: 40px 16px; }

  /* 弹窗全屏 */
  .modal-overlay {
    padding: 0;
    align-items: flex-end;
  }
  .modal {
    max-width: 100%;
    max-height: 95vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    animation: modalUp 0.25s ease;
  }
  @keyframes modalUp {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
  }
  .modal-sm {
    max-width: 100%;
    border-radius: var(--radius-lg);
    margin: auto 16px;
  }

  .modal-header { padding: 16px 20px; }
  .modal-body { padding: 16px 20px; }
  .modal-footer {
    padding: 14px 20px;
    gap: 8px;
  }
  .modal-footer .btn {
    flex: 1;
    padding: 14px;
    font-size: 1rem;
  }

  /* 表单 */
  .form-row {
    flex-direction: column;
    gap: 0;
  }
  .form-row > .form-group {
    flex: 1 1 auto;
  }
  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 12px 14px;
    font-size: 16px;  /* 16px防止iOS自动缩放 */
  }

  /* 问卷详情弹窗 */
  .quest-item {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 14px;
  }
  .quest-item .quest-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .quest-item .quest-actions .btn {
    padding: 8px 14px;
    font-size: 0.9rem;
  }
  .quest-item .quest-actions select {
    padding: 8px 10px;
    font-size: 0.9rem;
  }

  /* 确认弹窗 */
  #confirmMessage { font-size: 0.95rem; text-align: center; }
}

@media (max-width: 480px) {
  .header-left h1 { font-size: 1.15rem; }

  .card-meta {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .card-actions .btn-icon {
    padding: 4px 6px;
    font-size: 0.75rem;
  }
}