:root {
  color-scheme: light;
  --ink: #1e2522;
  --muted: #5b6863;
  --soft: #f3faf6;
}
* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}
.line-entry-error[hidden] { display: none; }
.line-entry-error {
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: max(24px, env(safe-area-inset-top)) 20px max(24px, env(safe-area-inset-bottom));
  background: var(--soft);
}
.line-entry-error-panel {
  width: min(100%, 520px);
  text-align: center;
}
.line-entry-logo {
  display: block;
  width: min(82%, 340px);
  height: auto;
  margin: 0 auto 32px;
}
h1 {
  margin: 0 0 14px;
  font-size: clamp(26px, 7vw, 38px);
  line-height: 1.35;
  text-wrap: balance;
  line-break: strict;
}
p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}
.line-entry-note {
  margin-top: 18px;
  font-size: 12px;
}