:root {
  --green-dark: #0d7a1e;
  --green-bright: #39d61a;
  --ink: #12181a;
  --muted: #5b665e;
  --bg: #ffffff;
  --border: #e3e8e5;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
}

.logo { width: 100%; max-width: 360px; height: auto; margin-bottom: 8px; }

.lead { font-size: 19px; color: var(--muted); margin: 0 0 36px; }

.price {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 36px;
}
.price .amount { font-size: 56px; font-weight: 800; letter-spacing: -0.02em; line-height: 1; }
.price .period { font-size: 20px; font-weight: 600; color: var(--muted); margin-left: 4px; }
.price .trial { display: block; margin-top: 10px; font-size: 14px; color: var(--muted); }

.signup-form {
  display: flex; flex-direction: column; gap: 10px;
  width: 100%; max-width: 340px;
}
.signup-form input {
  width: 100%;
  padding: 14px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 15px;
  outline: none;
}
.signup-form input:focus { border-color: var(--green-bright); }

.fine-print { margin-top: 18px; font-size: 12.5px; color: var(--muted); max-width: 340px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: none; border-radius: 999px; cursor: pointer;
  font-weight: 700; font-size: 15px; padding: 14px 26px;
  color: #fff;
  background: linear-gradient(135deg, var(--green-dark), var(--green-bright));
}
.btn:hover { filter: brightness(1.06); }
.btn:disabled { opacity: 0.7; cursor: default; }

.form-status { margin-top: 16px; font-size: 14px; font-weight: 600; min-height: 20px; }
.form-status.ok { color: var(--green-dark); }
.form-status.err { color: #c0392b; }

footer {
  text-align: center;
  padding: 24px;
  font-size: 12.5px;
  color: var(--muted);
}