/**
 * style.css - 自定义样式（移动端优先）
 * 企业战略自助诊断H5
 */

/* ========== 基础重置 ========== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: #F8FAFC;
  color: #1E293B;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ========== 主容器 ========== */
.app-container {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background: #ffffff;
  position: relative;
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.05);
}

/* ========== 页面区域 ========== */
.page-section {
  display: none;
  min-height: 100vh;
  padding: 20px 20px 40px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.page-section.active {
  opacity: 1;
  transform: translateY(0);
}

#page-welcome {
  display: block;
}

/* ========== 进度条 ========== */
#progress-container {
  display: none;
  position: sticky;
  top: 0;
  z-index: 50;
  background: #ffffff;
  padding: 12px 20px 8px;
  border-bottom: 1px solid #F1F5F9;
}

#progress-bar {
  height: 6px;
  background: linear-gradient(90deg, #1E3A8A, #3B82F6);
  border-radius: 3px;
  width: 0%;
  min-width: 0;
  transition: width 0.5s ease;
  font-size: 10px;
  color: #FFFFFF;
  text-align: center;
  line-height: 6px;
  overflow: visible;
  position: relative;
}

/* ========== 欢迎页 ========== */
.welcome-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  text-align: center;
  padding: 40px 0;
}

.welcome-hero .icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #1E3A8A, #3B82F6);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  color: #fff;
  margin-bottom: 24px;
  box-shadow: 0 8px 24px rgba(30, 58, 138, 0.25);
}

/* ========== 按钮基础 ========== */
.btn-primary {
  display: inline-block;
  padding: 14px 32px;
  border: none;
  border-radius: 16px;
  background: linear-gradient(135deg, #1E3A8A, #1E40AF);
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  width: 100%;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.25);
  -webkit-tap-highlight-color: transparent;
}

.btn-primary:active {
  transform: scale(0.97);
  box-shadow: 0 2px 6px rgba(30, 58, 138, 0.2);
}

.btn-primary:disabled {
  background: #94A3B8;
  box-shadow: none;
  cursor: not-allowed;
}

/* ========== 选项卡片 ========== */
.option-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border: 2px solid #E2E8F0;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  background: #ffffff;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}

.option-card:active {
  transform: scale(0.98);
}

.option-card .radio-circle {
  width: 24px;
  height: 24px;
  border: 2px solid #CBD5E1;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.option-card .radio-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: transparent;
  transition: background 0.2s ease;
}

.option-card:hover {
  border-color: #93C5FD;
  background: #EFF6FF;
}

/* ========== 选项选中状态 ========== */
.option-card.selected {
  border-color: #1E3A8A;
  background: #EFF6FF;
  box-shadow: 0 0 0 1px #1E3A8A;
}

.option-card.selected .radio-circle {
  border-color: #1E3A8A;
  background: #1E3A8A;
}

.option-card.selected .radio-dot {
  background: #FFFFFF;
}

/* ========== 进度条文本 ========== */
.progress-text {
  display: block;
  font-size: 11px;
  color: #64748B;
  margin-top: 4px;
  text-align: right;
}

/* ========== 表单元素 ========== */
select, input[type="text"] {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #E2E8F0;
  border-radius: 12px;
  font-size: 15px;
  background: #ffffff;
  color: #1E293B;
  -webkit-appearance: none;
  appearance: none;
  font-family: inherit;
  transition: border-color 0.2s ease;
}

select:focus, input[type="text"]:focus {
  outline: none;
  border-color: #1E3A8A;
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 36px;
}

/* ========== 单选组（step1 规模/营收） ========== */
.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.radio-group .radio-option {
  flex: 1;
  min-width: calc(50% - 5px);
}

.radio-group .radio-option input[type="radio"] {
  display: none;
}

.radio-group .radio-option label {
  display: block;
  padding: 14px 12px;
  border: 2px solid #E2E8F0;
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: #475569;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.radio-group .radio-option input[type="radio"]:checked + label {
  border-color: #1E3A8A;
  background: #EFF6FF;
  color: #1E3A8A;
  font-weight: 700;
}

/* ========== 加载动画 ========== */
.loading-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  text-align: center;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid #E2E8F0;
  border-top: 4px solid #1E3A8A;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 24px;
}

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

.loading-bar-track {
  width: 200px;
  height: 4px;
  background: #E2E8F0;
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 16px;
}

#loading-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #1E3A8A, #3B82F6);
  border-radius: 2px;
  transition: width 0.3s ease;
}

#loading-text {
  font-size: 14px;
  color: #64748B;
}

/* ========== 报告页通用 ========== */
.report-section {
  margin-bottom: 32px;
}

.report-card {
  background: #ffffff;
  border: 1px solid #E2E8F0;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
}

.report-section-title {
  font-size: 18px;
  font-weight: 700;
  color: #1E3A8A;
  margin-bottom: 8px;
}

/* ========== 得分圆环 ========== */
.score-circle {
  position: relative;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.score-circle .score-value {
  font-size: 28px;
  font-weight: 800;
}

/* ========== 战略建议卡片 ========== */
.suggestion-card {
  border: 1px solid #E2E8F0;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
  background: #ffffff;
  transition: box-shadow 0.2s ease;
}

.suggestion-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

/* ========== 打赏区 ========== */
.tip-card {
  text-align: center;
}

.tip-desc {
  font-size: 14px;
  color: #64748B;
  margin-bottom: 16px;
}

.tip-amount-options {
  display: flex;
  gap: 12px;
  margin: 16px 0;
}

.tip-option {
  flex: 1;
  border: 2px solid #E2E8F0;
  border-radius: 8px;
  padding: 12px 8px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}

.tip-option:hover {
  border-color: #93C5FD;
}

.tip-option.selected {
  border-color: #1E3A8A;
  background-color: #EFF6FF;
}

.tip-amount {
  display: block;
  font-size: 16px;
  font-weight: bold;
  color: #1E3A8A;
}

.tip-label {
  display: block;
  font-size: 12px;
  color: #94A3B8;
  margin-top: 4px;
}

.tip-image-wrapper {
  display: inline-block;
  padding: 8px;
  border: 2px dashed #E2E8F0;
  border-radius: 12px;
  margin-bottom: 12px;
}

.tip-image {
  max-width: 200px;
  height: auto;
  object-fit: contain;
  display: block;
  border-radius: 8px;
}

.tip-hint {
  font-size: 14px;
  color: #64748B;
  text-align: center;
  margin-top: 12px;
}

.donate-qr {
  width: 160px;
  height: 160px;
  margin: 0 auto;
  display: block;
  border-radius: 12px;
  border: 1px solid #E2E8F0;
}

/* ========== 动画 ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.4s ease forwards;
}

/* ========== 移动端适配 ========== */
@media (max-width: 480px) {
  .app-container {
    box-shadow: none;
  }

  .page-section {
    padding: 16px 16px 32px;
  }

  .radio-group .radio-option {
    min-width: 100%;
  }
}

@media (min-width: 481px) {
  .radio-group .radio-option {
    min-width: calc(50% - 5px);
  }
}

/* ========== L2升级引导卡片 ========== */
.l2-upgrade-card {
  background: linear-gradient(135deg, #1E3A8A, #1E40AF);
  border-radius: 16px;
  padding: 28px 24px 24px;
  text-align: center;
  color: #ffffff;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

.l2-upgrade-card::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}

.l2-upgrade-hint {
  font-size: 15px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}

.l2-upgrade-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2px 6px;
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 20px;
}

.l2-upgrade-features span + span {
  /* dot separators handled inline */;
}

.l2-upgrade-btn {
  display: block;
  width: 100%;
  padding: 14px 20px;
  border: none;
  border-radius: 14px;
  background: #ffffff;
  color: #1E3A8A;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  -webkit-tap-highlight-color: transparent;
  margin-bottom: 12px;
}

.l2-upgrade-btn:active {
  transform: scale(0.97);
}

.l2-upgrade-price {
  font-size: 28px;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  letter-spacing: 1px;
}

/* ========== 触摸优化 ========== */
@media (hover: none) and (pointer: coarse) {
  .option-card {
    padding: 16px;
  }
}