:root {
  --ink: #1b2a4a;
  --paper: #f7f5f2;
  --accent: #c8532b;
  --accent-dark: #a03f1e;
  --ok: #1f6b3a;
  --err: #9b2c2c;
  --line: #d8d2c8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  padding: 1.5rem;
}

.card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  max-width: 30rem;
  width: 100%;
  box-shadow: 0 2px 12px rgba(27, 42, 74, 0.08);
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 1.9rem;
  line-height: 1.2;
}

.lede {
  margin: 0 0 1.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: #4a5568;
}

label {
  display: block;
  font-weight: bold;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
}

.row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

input[type="email"] {
  flex: 1 1 14rem;
  padding: 0.7rem 0.8rem;
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  min-width: 0;
}

input:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

button {
  padding: 0.7rem 1.4rem;
  font: inherit;
  font-size: 1rem;
  font-weight: bold;
  color: #ffffff;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

button:hover { background: var(--accent-dark); }
button[disabled] { opacity: 0.6; cursor: wait; }

.message {
  min-height: 1.5em;
  margin: 1rem 0 0;
  font-size: 0.98rem;
  line-height: 1.4;
}
.message.ok { color: var(--ok); }
.message.err { color: var(--err); }