/* 小程序内页顶栏通用（与个人中心等一致） */
.mp-page {
  margin: 0;
  padding: 0 0 calc(20px + env(safe-area-inset-bottom));
  min-height: 100vh;
  background: #e4e9f0;
  font-family: 'PingFang SC', 'Helvetica Neue', 'Microsoft YaHei', sans-serif;
  box-sizing: border-box;
}

.mp-page *,
.mp-page *::before,
.mp-page *::after {
  box-sizing: border-box;
}

.mp-top-nav {
  position: relative;
  background: linear-gradient(155deg, #0a0f1a 0%, #0f172a 45%, #1e3a5f 100%);
  padding: 0 20px 28px;
  text-align: center;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.2);
}

.mp-top-nav-inner {
  padding-top: calc(14px + env(safe-area-inset-top));
}

.mp-back {
  position: absolute;
  left: 14px;
  top: calc(10px + env(safe-area-inset-top));
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #fff;
  padding: 6px 16px;
  border-radius: 22px;
  font-size: 17px;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.mp-nav-k {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.36em;
  color: rgba(56, 189, 248, 0.75);
  margin-bottom: 8px;
}

.mp-nav-title {
  color: #f8fafc;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.35;
  padding: 2px 52px 0;
}

.mp-nav-sub {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: rgba(148, 163, 184, 0.92);
  letter-spacing: 0.06em;
}