:root {
  --ink: #1b2a4a;
  --paper: #f7f5f2;
  --accent: #c8532b;
  --muted: #5a6478;
  --success-bg: #e7f2e8;
  --success-ink: #1e5b2a;
  --warn-bg: #fdeee2;
  --focus-ring: #c8532b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--paper);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 17px;
  line-height: 1.6;
}

.card {
  width: 100%;
  max-width: 440px;
  background: #ffffff;
  border: 1px solid #e2ddd6;
  border-radius: 10px;
  padding: 40px 36px;
  box-shadow: 0 2px 10px rgba(27, 42, 74, 0.06);
}

h1 {
  font-size: 30px;
  line-height: 1.2;
  margin: 0 0 12px;
}

.lede {
  color: var(--muted);
  margin: 0 0 28px;
}

label {
  display: block;
  font-weight: bold;
  margin-bottom: 8px;
}

input[type="email"] {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid #c9c2b8;
  border-radius: 6px;
  margin-bottom: 16px;
}

input[type="email"]:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

button {
  width: 100%;
  padding: 12px 16px;
  font: inherit;
  font-weight: bold;
  color: #ffffff;
  background: var(--accent);
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

button:hover { background: #a9431f; }

button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

button:disabled { opacity: 0.6; cursor: wait; }

.message {
  margin: 20px 0 0;
  padding: 12px 14px;
  border-radius: 6px;
}

.message.ok { background: var(--success-bg); color: var(--success-ink); }
.message.info { background: var(--warn-bg); color: var(--ink); }
.message.error { background: var(--warn-bg); color: #8a2f10; }

@media (max-width: 480px) {
  .card { padding: 28px 20px; }
  h1 { font-size: 25px; }
}