/* 基础防闪烁样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background: #f5f7fa;
  font-family: 'Segoe UI', 'Roboto', system-ui, sans-serif;
  color: #1e2b3c;
  padding: 20px 16px 30px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.page {
  max-width: 1000px;
  width: 100%;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(2px);
  border-radius: 36px;
  padding: 24px 24px 20px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.05);
}
.header-row { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 28px; flex-wrap: wrap; }
.main-title {
  font-size: clamp(28px, 8vw, 52px);
  font-weight: 700;
  background: linear-gradient(135deg, #0b3b5c, #2b5e7c);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-right: 16px;
}
.leaders { display: flex; justify-content: space-around; margin-bottom: 36px; gap: 12px; }
.card {
  background: #ffffffd9;
  backdrop-filter: blur(8px);
  border-radius: 32px;
  padding: 24px 22px;
  box-shadow: 0 20px 35px -8px rgba(21,50,70,0.1);
  border: 1px solid #ffffff70;
  margin-bottom: 24px;
}
.footer { margin-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; color: #8a9eb0; }