/* ===== 能源数据洞察频道 ===== */

/* 报告分类标签 */
.report-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--spacing-3xl);
}

.report-tag {
  padding: 8px 20px;
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-600);
  background: var(--color-gray-100);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
}

.report-tag:hover,
.report-tag.active {
  background: var(--color-cyan);
  color: var(--color-primary);
  border-color: var(--color-cyan);
}

/* 报告卡片 */
.report-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.report-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.report-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-cyan);
}

.report-card-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.report-card .tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: var(--border-radius-full);
  margin-bottom: var(--spacing-md);
  align-self: flex-start;
}

.report-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.report-card .report-target {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.report-card .report-target svg {
  width: 14px;
  height: 14px;
  color: var(--color-cyan);
  flex-shrink: 0;
}

.report-card .report-desc {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  flex: 1;
}

.report-card .report-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-gray-100);
}

.report-card .report-delivery {
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.report-card .report-delivery svg {
  width: 14px;
  height: 14px;
}

.report-card .report-link {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-cyan);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: gap var(--transition-fast);
}

.report-card:hover .report-link {
  gap: var(--spacing-sm);
}

/* 服务流程 */
.service-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin: var(--spacing-2xl) 0;
}

.service-flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl) var(--spacing-lg);
  background: var(--color-gray-50);
  border-radius: var(--border-radius-lg);
  min-width: 160px;
  transition: all var(--transition-base);
}

.service-flow-step:hover {
  background: rgba(0,212,170,0.05);
  transform: translateY(-2px);
}

.service-flow-step .step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-cyan), var(--color-cyan-dark));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-sm);
}

.service-flow-step .step-text {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-gray-700);
}

.service-flow-arrow {
  color: var(--color-gray-300);
  font-size: var(--font-size-xl);
}

/* 合规小字 */
.compliance-note {
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
  margin-top: var(--spacing-xl);
  padding: var(--spacing-md);
  background: var(--color-gray-50);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.compliance-note svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ===== 报告详情页 ===== */
.report-detail-banner {
  position: relative;
  padding: 160px 0 80px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-primary-lighter) 100%);
  color: var(--color-white);
  overflow: hidden;
}

.report-detail-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2300D4AA' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.report-detail-banner .container {
  position: relative;
  z-index: 1;
}

.report-detail-banner h1 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.report-detail-banner .report-positioning {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.7);
  max-width: 700px;
  line-height: 1.8;
}

/* 报告简介 */
.report-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

.report-intro-text h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
}

.report-intro-text p {
  color: var(--color-gray-600);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.report-intro-visual {
  background: var(--color-gray-50);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  border: 1px solid var(--color-gray-200);
}

.report-intro-visual h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.report-intro-visual h3 svg {
  width: 20px;
  height: 20px;
  color: var(--color-cyan);
}

/* 交付内容 */
.delivery-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.delivery-item {
  background: var(--color-gray-50);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.delivery-item:hover {
  background: rgba(0,212,170,0.05);
  transform: translateY(-2px);
}

.delivery-item .delivery-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-md);
  background: linear-gradient(135deg, rgba(0,212,170,0.15), rgba(0,212,170,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  color: var(--color-cyan);
}

.delivery-item h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.delivery-item p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

/* 价值收益 */
.value-benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.value-benefit {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-base);
  border-top: 3px solid var(--color-cyan);
}

.value-benefit:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.value-benefit .benefit-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-cyan);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.value-benefit .benefit-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* 行业选择 */
.industry-options {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-md);
}

.industry-option {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
}

.industry-option:hover,
.industry-option.selected {
  border-color: var(--color-cyan);
  background: rgba(0,212,170,0.05);
}

.industry-option .industry-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  background: linear-gradient(135deg, rgba(0,212,170,0.15), rgba(0,212,170,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
  color: var(--color-cyan);
}

.industry-option h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* 分析维度 */
.analysis-dimensions {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-md);
}

.dimension-item {
  background: var(--color-gray-50);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-base);
}

.dimension-item:hover {
  background: rgba(0,212,170,0.05);
}

.dimension-item .dim-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  background: linear-gradient(135deg, rgba(255,107,53,0.15), rgba(255,107,53,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
  color: var(--color-orange);
}

.dimension-item h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: 4px;
}

.dimension-item p {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
}

/* 报告频率 */
.frequency-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.frequency-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  transition: all var(--transition-base);
}

.frequency-card:hover {
  border-color: var(--color-cyan);
  box-shadow: var(--shadow-lg);
}

.frequency-card .freq-label {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(0,212,170,0.1);
  color: var(--color-cyan);
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.frequency-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.frequency-card p {
  color: var(--color-gray-500);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* CTA双按钮 */
.cta-dual {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
}

/* 定制需求表单 */
.custom-form {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-3xl);
}

.custom-form h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.custom-form .form-subtitle {
  text-align: center;
  color: var(--color-gray-500);
  margin-bottom: var(--spacing-2xl);
}

.custom-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.custom-form .form-group label .required {
  color: var(--color-danger);
  margin-left: 2px;
}

/* 流程说明 */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.process-step {
  text-align: center;
  position: relative;
}

.process-step::after {
  content: '';
  position: absolute;
  top: 24px;
  right: -30%;
  width: 60%;
  height: 2px;
  background: var(--color-gray-200);
}

.process-step:last-child::after {
  display: none;
}

.process-step .step-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-cyan), var(--color-cyan-dark));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-lg);
  margin: 0 auto var(--spacing-md);
}

.process-step h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: 4px;
}

.process-step p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .report-cards {
    grid-template-columns: 1fr;
  }
  .report-intro {
    grid-template-columns: 1fr;
  }
  .industry-options {
    grid-template-columns: repeat(3, 1fr);
  }
  .analysis-dimensions {
    grid-template-columns: repeat(3, 1fr);
  }
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-step::after {
    display: none;
  }
}

@media (max-width: 768px) {
  .report-detail-banner h1 {
    font-size: var(--font-size-3xl);
  }
  .delivery-list {
    grid-template-columns: 1fr;
  }
  .value-benefits {
    grid-template-columns: 1fr;
  }
  .industry-options {
    grid-template-columns: repeat(2, 1fr);
  }
  .analysis-dimensions {
    grid-template-columns: repeat(2, 1fr);
  }
  .frequency-options {
    grid-template-columns: 1fr;
  }
  .custom-form .form-row {
    grid-template-columns: 1fr;
  }
  .custom-form {
    padding: var(--spacing-xl);
  }
  .service-flow {
    flex-direction: column;
  }
  .service-flow-arrow {
    transform: rotate(90deg);
  }
  .process-steps {
    grid-template-columns: 1fr;
  }
}