/* 本程序由【小马克程序定制】设计与制作，如有售后和开发需求官网：https://xiaomaker.cn */

:root {
  --primary: #1a6fa8;
  --primary-light: #e8f3fb;
  --accent: #0d9488;
  --accent-light: #e6f7f5;
  --danger: #dc2626;
  --warning: #d97706;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
}

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

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: #f0f4f8;
  color: var(--gray-800);
  min-height: 100vh;
}

/* ===== 顶部导航 ===== */
.top-bar {
  background: var(--primary);
  color: #fff;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  position: sticky;
  top: 0;
  z-index: 120;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.top-left {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-width: 0;
}
.top-bar .logo {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 64vw;
}
.top-bar .sub {
  font-size: 12px;
  opacity: 0.85;
  white-space: nowrap;
}
.top-spacer { margin-left: auto; }

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.top-link {
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.06);
}
.top-link:hover {
  background: rgba(255,255,255,0.14);
}

.hamburger {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.06);
  color: #fff;
  cursor: pointer;
  font-weight: 700;
}

.mobile-menu {
  display: none;
  position: absolute;
  right: 12px;
  top: 54px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 26px rgba(0,0,0,0.18);
  overflow: hidden;
  min-width: 160px;
  z-index: 130;
}
.mobile-menu a, .mobile-menu button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 12px 14px;
  border: none;
  background: #fff;
  color: var(--gray-800);
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
}
.mobile-menu a:hover, .mobile-menu button:hover {
  background: var(--gray-50);
}

/* ===== 进度条 ===== */
.progress-wrap {
  background: #fff;
  padding: 12px 20px;
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 54px;
  z-index: 99;
}
.progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--gray-600);
  margin-bottom: 6px;
}
.progress-bar-bg {
  background: var(--gray-200);
  border-radius: 99px;
  height: 6px;
  overflow: hidden;
}
.progress-bar-fill {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  height: 100%;
  border-radius: 99px;
  transition: width 0.4s ease;
}

/* ===== 主容器 ===== */
.container {
  max-width: 780px;
  margin: 0 auto;
  padding: 20px 16px 80px;
}

/* ===== 页面（步骤） ===== */
.page { display: none; }
.page.active { display: block; }

/* ===== 卡片 ===== */
.card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 20px;
  margin-bottom: 16px;
}
.card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  border-left: 4px solid var(--primary);
  padding-left: 10px;
  margin-bottom: 18px;
  line-height: 1.4;
}
.card-desc {
  font-size: 13px;
  color: var(--gray-600);
  background: var(--primary-light);
  border-radius: 6px;
  padding: 10px 14px;
  margin-bottom: 16px;
  line-height: 1.7;
}

/* ===== 表单元素 ===== */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
  line-height: 1.5;
}
.form-label .q-num {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12px;
  margin-right: 6px;
  font-weight: 700;
}
.form-input {
  width: 100%;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 14px;
  color: var(--gray-800);
  outline: none;
  transition: border-color 0.2s;
  background: var(--gray-50);
}
.form-input:focus {
  border-color: var(--primary);
  background: #fff;
}
.form-input-sm {
  width: 80px;
  display: inline-block;
  text-align: center;
}
textarea.form-input {
  min-height: 80px;
  resize: vertical;
}

/* ===== 单选/多选 ===== */
.radio-group, .checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.radio-group.vertical, .checkbox-group.vertical {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px;
}
.radio-btn, .check-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  color: var(--gray-700);
  background: var(--gray-50);
  transition: all 0.15s;
  user-select: none;
  flex: 1 1 220px;
}
.radio-btn:hover, .check-btn:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}
.radio-btn input, .check-btn input { display: none; }
.radio-btn.selected, .check-btn.selected {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}
.radio-indicator {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid var(--gray-400);
  flex-shrink: 0;
  transition: all 0.15s;
}
.radio-btn.selected .radio-indicator {
  border-color: var(--primary);
  background: var(--primary);
  box-shadow: inset 0 0 0 3px #fff;
}
.check-indicator {
  width: 16px; height: 16px;
  border-radius: 4px;
  border: 2px solid var(--gray-400);
  flex-shrink: 0;
  transition: all 0.15s;
  display: flex; align-items: center; justify-content: center;
}
.check-btn.selected .check-indicator {
  border-color: var(--primary);
  background: var(--primary);
}
.check-btn.selected .check-indicator::after {
  content: "✓";
  color: #fff;
  font-size: 10px;
  font-weight: 700;
}

/* ===== 量表行（表格式） ===== */
.scale-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.scale-table th {
  background: var(--primary);
  color: #fff;
  padding: 10px 8px;
  text-align: center;
  font-weight: 600;
  font-size: 12px;
}
.scale-table th:first-child { text-align: left; padding-left: 12px; }
.scale-table td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--gray-100);
  text-align: center;
  vertical-align: middle;
}
.scale-table td:first-child {
  text-align: left;
  padding-left: 12px;
  color: var(--gray-700);
  line-height: 1.5;
}
.scale-table tr:nth-child(even) td { background: var(--gray-50); }
.scale-table tr:hover td { background: var(--primary-light); }
.scale-radio {
  width: 20px; height: 20px;
  cursor: pointer;
  accent-color: var(--primary);
}

/* ===== 滑块量表 ===== */
.slider-group { margin-bottom: 20px; }
.slider-label {
  font-size: 13px;
  color: var(--gray-700);
  margin-bottom: 8px;
  font-weight: 500;
  line-height: 1.5;
}
.slider-wrap { display: flex; align-items: center; gap: 10px; }
.slider-end-label {
  font-size: 11px;
  color: var(--gray-600);
  flex-shrink: 0;
  max-width: 80px;
  text-align: center;
  line-height: 1.3;
}
input[type="range"] {
  flex: 1;
  accent-color: var(--primary);
  height: 6px;
  cursor: pointer;
}
.slider-value {
  display: inline-block;
  min-width: 28px;
  text-align: center;
  background: var(--primary);
  color: #fff;
  border-radius: 6px;
  padding: 2px 6px;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== 图片上传框 ===== */
.upload-box {
  border: 2px dashed var(--primary);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  background: var(--primary-light);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}
.upload-box:hover {
  background: #d0e8f7;
  border-color: var(--accent);
}
.upload-box input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}
.upload-icon { font-size: 40px; margin-bottom: 8px; }
.upload-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}
.upload-hint {
  font-size: 12px;
  color: var(--gray-600);
  line-height: 1.6;
}
.upload-preview {
  margin-top: 12px;
  display: none;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.upload-preview img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 8px;
  border: 2px solid var(--primary);
}
.upload-status {
  margin-top: 10px;
  font-size: 12px;
  color: var(--gray-600);
}
.upload-status.error { color: var(--danger); }
.upload-status.ok { color: var(--accent); }

/* ===== MMSE 评分行 ===== */
.mmse-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-100);
}
.mmse-row:last-child { border-bottom: none; }
.mmse-q {
  flex: 1;
  font-size: 13px;
  color: var(--gray-700);
  line-height: 1.5;
}
.mmse-score {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.score-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1.5px solid var(--gray-200);
  background: var(--gray-50);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--gray-700);
}
.score-btn:hover { border-color: var(--primary); background: var(--primary-light); }
.score-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== 信息行 ===== */
.info-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: 13px;
  flex-wrap: wrap;
}
.info-row:last-child { border-bottom: none; }
.info-key {
  color: var(--gray-600);
  flex-shrink: 0;
  min-width: 100px;
}

/* ===== 分割线 ===== */
.divider {
  border: none;
  border-top: 1px solid var(--gray-200);
  margin: 16px 0;
}

/* ===== 底部按钮 ===== */
.btn-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: #fff;
  border-top: 1px solid var(--gray-200);
  padding: 12px 20px;
  display: flex;
  gap: 10px;
  z-index: 100;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.06);
}
.btn {
  flex: 1;
  padding: 13px;
  border-radius: 10px;
  border: none;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 1px;
}
.btn-prev {
  background: var(--gray-100);
  color: var(--gray-700);
  flex: 0 0 90px;
}
.btn-prev:hover { background: var(--gray-200); }
.btn-next {
  background: var(--primary);
  color: #fff;
}
.btn-next:hover { background: #155e8a; }
.btn-submit {
  background: var(--accent);
  color: #fff;
}
.btn-submit:hover { background: #0a7a70; }

/* ===== 步骤导航 ===== */
.step-nav {
  display: flex;
  overflow-x: auto;
  gap: 6px;
  padding: 0 0 8px;
  margin-bottom: 16px;
  scrollbar-width: none;
}
.step-nav::-webkit-scrollbar { display: none; }
.step-dot {
  flex-shrink: 0;
  padding: 5px 10px;
  border-radius: 20px;
  font-size: 11px;
  background: var(--gray-100);
  color: var(--gray-600);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  border: 1.5px solid transparent;
}
.step-dot.active {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}
.step-dot.done {
  background: var(--accent-light);
  color: var(--accent);
  border-color: var(--accent);
}

/* ===== 知情同意 ===== */
.consent-box {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 16px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--gray-700);
  max-height: 260px;
  overflow-y: auto;
  margin-bottom: 16px;
}

/* ===== 签名区 ===== */
.sign-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.sign-field {
  flex: 1;
  min-width: 140px;
}

/* ===== 成功页 ===== */
.success-page {
  text-align: center;
  padding: 60px 20px;
}
.success-icon { font-size: 64px; margin-bottom: 16px; }
.success-title { font-size: 22px; font-weight: 700; color: var(--accent); margin-bottom: 8px; }
.success-desc { font-size: 14px; color: var(--gray-600); line-height: 1.7; }

/* ===== 响应式 ===== */
@media (max-width: 780px) {
  .top-bar { padding: 10px 12px; }
  .top-bar .logo { max-width: 60vw; }
}
@media (max-width: 560px) {
  .top-actions { display: none; }
  .hamburger { display: inline-flex; align-items: center; justify-content: center; }
}
@media (max-width: 480px) {
  .scale-table { font-size: 12px; }
  .scale-table th, .scale-table td { padding: 8px 4px; }
  .card { padding: 18px 14px; }
  .slider-end-label { max-width: 60px; font-size: 10px; }
}

/* ===== 辅助 ===== */
.text-muted { color: var(--gray-400); font-size: 12px; }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  background: var(--accent-light);
  color: var(--accent);
  margin-left: 6px;
}
.inline-inputs { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 13px; }
.inline-inputs .form-input { flex: 1; min-width: 60px; }
.section-sub {
  font-size: 13px;
  color: var(--gray-600);
  margin-bottom: 12px;
  padding: 8px 12px;
  background: var(--accent-light);
  border-radius: 6px;
  border-left: 3px solid var(--accent);
}

.soc-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 76px;
}
.soc-label {
  font-size: 10px;
  color: var(--gray-600);
  line-height: 1.2;
  text-align: center;
  max-width: 76px;
}

/* ===== 弹窗 ===== */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 18px;
}
.modal {
  width: min(520px, 100%);
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.2);
  overflow: hidden;
}
.modal-header {
  padding: 14px 16px;
  font-weight: 800;
  color: var(--gray-800);
  border-bottom: 1px solid var(--gray-100);
}
.modal-body {
  padding: 14px 16px;
  color: var(--gray-700);
  font-size: 13px;
  line-height: 1.8;
  max-height: 48vh;
  overflow: auto;
}
.modal-actions {
  padding: 12px 16px;
  display: flex;
  gap: 10px;
  border-top: 1px solid var(--gray-100);
}
.modal-btn {
  flex: 1;
  padding: 10px 12px;
  border-radius: 10px;
  border: none;
  font-weight: 800;
  cursor: pointer;
}
.modal-btn.primary { background: var(--primary); color: #fff; }
.modal-btn.gray { background: var(--gray-100); color: var(--gray-700); }
.modal-btn.danger { background: var(--danger); color: #fff; }