:root {
  --bg: #f6f3ec;
  --card: #ffffff;
  --ink: #23231f;
  --muted: #6b6a63;
  --accent: #1f6f5c;
  --accent-ink: #ffffff;
  --border: #e7e2d6;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.wrap {
  width: 100%;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  width: 100%;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.logo {
  width: 160px;
  height: auto;
  border-radius: 10px;
  margin-bottom: 20px;
}

h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 6px;
}

.subtitle {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 0.9rem;
}

.notice {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--ink);
  margin: 0 0 28px;
  padding: 18px 20px;
  background: #faf8f2;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 28px;
  border-radius: 999px;
  transition: opacity 0.15s ease;
}

.button:hover {
  opacity: 0.88;
}

footer {
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}