:root {
  --bg: #f3efe7;
  --bg-accent: #ded4c4;
  --text: #1f1a14;
  --primary: #bb4d00;
  --shadow: 0 24px 60px rgba(87, 56, 21, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.85), transparent 32%),
    radial-gradient(circle at bottom right, rgba(187, 77, 0, 0.12), transparent 28%),
    linear-gradient(135deg, var(--bg), var(--bg-accent));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.18) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent);
}

.page-shell {
  width: min(960px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.message {
  margin: 0;
  padding: 28px 36px;
  border-radius: 999px;
  backdrop-filter: blur(18px);
  background: rgba(255, 251, 245, 0.74);
  box-shadow: var(--shadow);
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  font-size: clamp(1.1rem, 2.6vw, 1.6rem);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--primary);
  animation: rise 700ms ease-out both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 820px) {
  .message {
    padding: 22px 24px;
    border-radius: 28px;
    text-align: center;
  }
}