body { font-family: Georgia, serif; background: #fff; color: #1a1a1a; margin: 0; }
.container { max-width: 640px; margin: 0 auto; padding: 40px 20px; text-align: center; }
.eyebrow { color: #2d7a4f; font-weight: bold; letter-spacing: 1px; }
.guide-cover { max-width: 320px; margin: 20px auto; display: block; }
h1 { font-size: 2rem; }
.signup-box { background: #f7f7f2; padding: 30px; border-radius: 8px; margin-top: 30px; }
.signup-box input { display: block; width: 100%; padding: 12px; margin-bottom: 12px; box-sizing: border-box; }
.signup-box button, .download-button {
  background: #2d7a4f; color: #fff; border: none; padding: 14px 24px;
  border-radius: 6px; font-size: 1rem; cursor: pointer; text-decoration: none; display: inline-block;
}
.fine-print { font-size: 0.85rem; color: #666; }
.form-error { color: #b00020; }