@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@500;650;700&family=Zen+Maru+Gothic:wght@500;700&display=swap");

:root {
  color-scheme: light;
  --bg: #fff7eb;
  --bg-glow-a: #ffe08a;
  --bg-glow-b: #ffd0b8;
  --card: #ffffff;
  --text: #2a2118;
  --muted: #6b5b4c;
  --accent: #e89a1c;
  --accent-deep: #d47f0a;
  --accent-text: #ffffff;
  --border: rgba(232, 154, 28, 0.22);
  --shadow: 0 16px 36px rgba(210, 140, 40, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Outfit", sans-serif;
  background:
    radial-gradient(ellipse 80% 55% at 12% 8%, var(--bg-glow-a) 0%, transparent 55%),
    radial-gradient(ellipse 70% 50% at 92% 88%, var(--bg-glow-b) 0%, transparent 50%),
    linear-gradient(165deg, #fffaf0 0%, var(--bg) 45%, #fff1e0 100%);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px 26px;
  box-shadow: var(--shadow);
}

.brand {
  margin: 0 0 10px;
  font-family: "Outfit", "Zen Maru Gothic", sans-serif;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: lowercase;
  color: var(--accent-deep);
  font-weight: 700;
}

h1 {
  margin: 0 0 14px;
  font-size: 1.7rem;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.lead {
  margin: 0 0 16px;
  line-height: 1.65;
  color: var(--text);
  font-size: 1.02rem;
}

.hint {
  margin: 12px 0 0;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted);
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9em;
  background: #fff3dc;
  color: #8a5a10;
  padding: 0.12em 0.4em;
  border-radius: 6px;
}

.actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.button {
  display: block;
  text-align: center;
  text-decoration: none;
  border-radius: 14px;
  padding: 14px 16px;
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-deep) 100%);
  color: var(--accent-text);
  box-shadow: 0 8px 18px rgba(212, 127, 10, 0.28);
}

.button.primary:hover {
  box-shadow: 0 10px 22px rgba(212, 127, 10, 0.34);
}

.button.secondary {
  background: #fff8ee;
  color: var(--accent-deep);
  border: 1.5px solid rgba(232, 154, 28, 0.45);
}

.button.secondary:hover {
  background: #fff1da;
}

.card.doc {
  width: min(720px, 100%);
}

.doc h2 {
  margin: 28px 0 10px;
  font-size: 1.15rem;
  line-height: 1.4;
}

.doc p,
.doc li {
  line-height: 1.75;
}

.doc ul {
  margin: 0 0 12px;
  padding-left: 1.3em;
}

.doc a {
  color: var(--accent-deep);
}

.doc .updated {
  margin-top: 28px;
  font-size: 0.88rem;
  color: var(--muted);
}