:root {
  color-scheme: light;
  --text: #172033;
  --muted: #667085;
  --glass: rgba(255, 255, 255, 0.72);
  --line: rgba(255, 255, 255, 0.68);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 22%, rgba(80, 160, 255, 0.24), transparent 28%),
    radial-gradient(circle at 82% 18%, rgba(82, 223, 188, 0.22), transparent 26%),
    linear-gradient(135deg, #eef5ff 0%, #f7fbff 45%, #edf7f3 100%);
}

.holding-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
}

.holding-card {
  width: min(520px, 100%);
  padding: 46px 42px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--glass);
  box-shadow: 0 26px 80px rgba(36, 66, 98, 0.18);
  backdrop-filter: blur(22px);
}

.holding-mark {
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, #2d8cff, #45d6bd);
  color: #fff;
  font-size: 26px;
  font-weight: 900;
  box-shadow: 0 16px 36px rgba(45, 140, 255, 0.25);
}

.holding-kicker {
  margin: 0 0 12px;
  color: #2d8cff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(32px, 7vw, 48px);
  line-height: 1.15;
  letter-spacing: 0;
}

.holding-card > p:last-child {
  max-width: 430px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  white-space: nowrap;
}

@media (max-width: 560px) {
  .holding-page {
    padding: 20px;
  }

  .holding-card {
    padding: 34px 24px;
    border-radius: 22px;
  }

  .holding-card > p:last-child {
    white-space: normal;
  }
}