:root {
  --el-color-primary: #409EFF;
  --el-color-success: #67C23A;
  --el-color-warning: #E6A23C;
  --el-color-danger: #F56C6C;
  --el-color-info: #909399;
  --el-text-color-primary: #303133;
  --el-text-color-regular: #606266;
  --el-text-color-secondary: #909399;
  --el-border-color: #DCDFE6;
  --el-border-color-light: #E4E7ED;
  --el-fill-color-light: #F5F7FA;
  --el-fill-color-lighter: #FAFAFA;
  --el-bg-color: #FFFFFF;
  --el-box-shadow-light: 0 2px 12px 0 rgba(0, 0, 0, 0.08);
  --site-max: 1200px;
  --site-radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--el-text-color-primary);
  background: linear-gradient(180deg, #f5f7fa 0%, #f8fbff 45%, #f5f7fa 100%);
  font: 14px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.site-container {
  width: min(calc(100% - 32px), var(--site-max));
  margin: 0 auto;
}

.site-section { padding: 72px 0; }
.site-section--compact { padding-top: 32px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(228, 231, 237, 0.9);
}

.site-nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.site-brand__logo {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  background: linear-gradient(135deg, #409EFF 0%, #66B1FF 100%);
  box-shadow: 0 8px 18px rgba(64, 158, 255, 0.28);
}

.site-brand__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
}

.site-brand__sub {
  display: block;
  margin-top: 2px;
  color: var(--el-text-color-secondary);
  font-size: 12px;
  font-weight: 500;
}

.site-menu {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--el-text-color-regular);
}

.site-menu a:hover,
.site-menu a.is-active {
  color: var(--el-color-primary);
}

.el-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 20px;
  border-radius: 4px;
  border: 1px solid var(--el-border-color);
  background: #fff;
  color: var(--el-text-color-regular);
  cursor: pointer;
  transition: .2s ease;
  font-size: 14px;
  white-space: nowrap;
}

.el-button:hover {
  color: var(--el-color-primary);
  border-color: #C6E2FF;
  background: #ECF5FF;
}

.el-button--primary {
  color: #fff;
  border-color: var(--el-color-primary);
  background: var(--el-color-primary);
}

.el-button--primary:hover {
  color: #fff;
  border-color: #66B1FF;
  background: #66B1FF;
}

.el-button--text {
  border: 0;
  background: transparent;
  padding: 0;
  height: auto;
  color: var(--el-color-primary);
}

.el-card {
  border: 1px solid var(--el-border-color-light);
  border-radius: var(--site-radius);
  background: var(--el-bg-color);
  box-shadow: var(--el-box-shadow-light);
}

.el-card__body { padding: 28px; }

.el-tag {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 4px;
  border: 1px solid #d9ecff;
  background: #ecf5ff;
  color: var(--el-color-primary);
  font-size: 12px;
}

.el-tag--success {
  color: var(--el-color-success);
  border-color: #e1f3d8;
  background: #f0f9eb;
}

.el-tag--warning {
  color: var(--el-color-warning);
  border-color: #faecd8;
  background: #fdf6ec;
}

.el-tag--info {
  color: var(--el-color-info);
  border-color: #e9e9eb;
  background: #f4f4f5;
}

.el-tag-group,
.site-actions,
.site-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 24px;
  align-items: stretch;
}

.hero-panel {
  padding: 34px;
}

.hero-panel--primary {
  background: linear-gradient(135deg, #ffffff 0%, #f7fbff 100%);
}

.hero-panel--accent {
  background: linear-gradient(180deg, #f7fbff 0%, #ffffff 100%);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 12px;
  border-radius: 16px;
  color: var(--el-color-primary);
  background: #ecf5ff;
  font-size: 13px;
  font-weight: 600;
}

.hero-title {
  margin: 16px 0 14px;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.hero-desc,
.section-desc,
.muted,
.list-muted,
.case-text {
  color: var(--el-text-color-regular);
}

.site-actions { margin-top: 26px; }

.data-grid {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.data-card {
  padding: 18px 18px 16px;
  border-radius: 8px;
  background: var(--el-fill-color-lighter);
  border: 1px solid var(--el-border-color-light);
}

.data-card__label {
  color: var(--el-text-color-secondary);
  font-size: 13px;
}

.data-card__value {
  margin-top: 8px;
  font-size: 26px;
  line-height: 1.2;
  font-weight: 700;
}

.side-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.side-list__item {
  padding: 16px 18px;
  border-radius: 8px;
  background: var(--el-fill-color-lighter);
  border: 1px solid var(--el-border-color-light);
}

.side-list__item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.section-title {
  margin: 10px 0 0;
  font-size: clamp(28px, 4vw, 36px);
  line-height: 1.25;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: 20px;
}

.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.feature-card {
  height: 100%;
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--el-color-primary);
  background: #ecf5ff;
  font-weight: 700;
  font-size: 18px;
}

.feature-card h3,
.case-card h3,
.value-card h3,
.step-card h3,
.panel-card h3 {
  margin: 18px 0 10px;
  font-size: 20px;
  line-height: 1.35;
}

.feature-list,
.case-list,
.value-list {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--el-text-color-regular);
}

.feature-list li,
.case-list li,
.value-list li { margin-bottom: 6px; }

.panel-card {
  height: 100%;
}

.step-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.step-card {
  position: relative;
  height: 100%;
}

.step-card__no {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--el-color-primary);
  background: #ecf5ff;
}

.value-banner {
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: linear-gradient(90deg, #f8fbff 0%, #eef5ff 100%);
}

.value-banner__title {
  margin: 0 0 8px;
  font-size: 28px;
  line-height: 1.3;
}

.case-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.case-filter .el-tag { cursor: default; }

.case-card {
  height: 100%;
}

.case-card__head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.case-card__no {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--el-color-primary);
  background: #ecf5ff;
  font-weight: 700;
}

.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.case-block {
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: 8px;
  background: var(--el-fill-color-lighter);
  border: 1px solid var(--el-border-color-light);
}

.case-block strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--el-text-color-primary);
}

.site-footer {
  padding: 32px 0 56px;
}

.site-footer__inner {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--el-border-color-light);
  color: var(--el-text-color-secondary);
}

.site-footer__brand {
  color: var(--el-text-color-primary);
  font-weight: 700;
}

.site-footer a {
  color: var(--el-text-color-secondary);
}

.site-footer a:hover {
  color: var(--el-color-primary);
}

@media (max-width: 1080px) {
  .hero-wrap,
  .grid-4,
  .grid-3,
  .grid-2,
  .step-row { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .site-menu { display: none; }
}

@media (max-width: 640px) {
  .site-container { width: min(calc(100% - 24px), var(--site-max)); }
  .site-section { padding: 56px 0; }
  .hero-panel,
  .el-card__body,
  .value-banner { padding: 22px; }
  .data-grid { grid-template-columns: 1fr; }
  .site-nav { min-height: 64px; }
  .site-brand__title { font-size: 16px; }
  .value-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

.page-hero--single {
  display: block;
}

.page-hero--single .hero-panel {
  min-height: auto;
}

.news-list,
.contact-grid,
.stat-grid {
  display: grid;
  gap: 20px;
}

.news-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.contact-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stat-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.news-card,
.contact-card,
.stat-card {
  height: 100%;
}

.news-card__date {
  color: var(--el-text-color-secondary);
  font-size: 13px;
}

.news-card__title {
  margin: 14px 0 10px;
  font-size: 20px;
  line-height: 1.4;
}

.news-card__desc {
  color: var(--el-text-color-regular);
}

.contact-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: #ecf5ff;
  color: var(--el-color-primary);
  font-weight: 700;
  font-size: 18px;
}

.contact-card h3,
.stat-card h3 {
  margin: 18px 0 10px;
  font-size: 20px;
}

.contact-list {
  margin: 0;
  padding-left: 18px;
  color: var(--el-text-color-regular);
}

.contact-list li { margin-bottom: 6px; }

.stat-card__value {
  font-size: 30px;
  line-height: 1.2;
  font-weight: 700;
}

.stat-card__label {
  margin-top: 8px;
  color: var(--el-text-color-secondary);
}

@media (max-width: 1080px) {
  .news-list,
  .contact-grid,
  .stat-grid { grid-template-columns: 1fr; }
}


.hero-banner {
  position: relative;
  overflow: hidden;
}

.hero-banner::before,
.hero-banner::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(8px);
}

.hero-banner::before {
  width: 320px;
  height: 320px;
  right: -120px;
  top: -120px;
  background: radial-gradient(circle, rgba(64,158,255,0.18) 0%, rgba(64,158,255,0) 70%);
}

.hero-banner::after {
  width: 260px;
  height: 260px;
  left: -100px;
  bottom: -120px;
  background: radial-gradient(circle, rgba(103,194,58,0.12) 0%, rgba(103,194,58,0) 70%);
}

.hero-banner__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 24px;
  align-items: center;
}

.hero-banner__visual {
  position: relative;
}

.hero-orbit {
  position: relative;
  min-height: 420px;
}

.hero-orbit__panel {
  position: absolute;
  border-radius: 12px;
  border: 1px solid rgba(228,231,237,0.95);
  background: rgba(255,255,255,0.92);
  box-shadow: 0 12px 34px rgba(31,45,61,0.12);
}

.hero-orbit__panel--main {
  inset: 28px 22px 22px 28px;
  padding: 22px;
}

.hero-orbit__panel--float {
  right: 0;
  top: 0;
  width: 180px;
  padding: 16px;
}

.hero-orbit__panel--bottom {
  left: 0;
  bottom: 0;
  width: 210px;
  padding: 16px;
}

.hero-screen {
  height: 100%;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 16px;
}

.hero-screen__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hero-screen__logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  color: #fff;
  font-weight: 700;
  background: linear-gradient(135deg, #409EFF 0%, #79BBFF 100%);
}

.hero-screen__headline {
  margin: 0;
  font-size: 18px;
  line-height: 1.45;
  color: var(--el-text-color-primary);
}

.hero-screen__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.hero-screen__metric {
  padding: 12px;
  border-radius: 10px;
  background: var(--el-fill-color-lighter);
  border: 1px solid var(--el-border-color-light);
}

.hero-screen__metric span {
  display: block;
  color: var(--el-text-color-secondary);
  font-size: 12px;
}

.hero-screen__metric strong {
  display: block;
  margin-top: 6px;
  font-size: 18px;
  line-height: 1.2;
}

.hero-screen__chart {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 12px;
}

.hero-chart-card {
  padding: 14px;
  border-radius: 12px;
  background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
  border: 1px solid #e1ecff;
}

.hero-chart-bars {
  height: 120px;
  display: flex;
  align-items: end;
  gap: 10px;
  margin-top: 12px;
}

.hero-chart-bars span {
  flex: 1;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(180deg, #79BBFF 0%, #409EFF 100%);
}

.hero-chart-bars span:nth-child(1) { height: 42%; }
.hero-chart-bars span:nth-child(2) { height: 68%; }
.hero-chart-bars span:nth-child(3) { height: 56%; }
.hero-chart-bars span:nth-child(4) { height: 86%; }
.hero-chart-bars span:nth-child(5) { height: 74%; }

.hero-chart-list {
  display: grid;
  gap: 10px;
}

.hero-chart-list__item {
  padding: 12px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--el-border-color-light);
}

.hero-chart-list__item strong,
.hero-mini-card strong {
  display: block;
  font-size: 18px;
  line-height: 1.2;
}

.hero-chart-list__item span,
.hero-mini-card span {
  display: block;
  margin-top: 4px;
  color: var(--el-text-color-secondary);
  font-size: 12px;
}

.hero-screen__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  border-radius: 14px;
  font-size: 12px;
  color: var(--el-color-primary);
  background: #ecf5ff;
}

.hero-mini-card {
  display: grid;
  gap: 6px;
}

@media (max-width: 1080px) {
  .hero-banner__grid,
  .hero-screen__chart { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .hero-orbit { min-height: auto; display: grid; gap: 14px; }
  .hero-orbit__panel,
  .hero-orbit__panel--main,
  .hero-orbit__panel--float,
  .hero-orbit__panel--bottom {
    position: static;
    inset: auto;
    width: auto;
  }
  .hero-screen__metrics { grid-template-columns: 1fr; }
}