:root {
  --cream: #f7f5ef;
  --ink: #12261d;
  --green: #103a2a;
  --green-2: #1c5540;
  --line: #e2ddd0;
  --muted: #6b7168;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--cream);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--ink);
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  width: min(360px, 92vw);
  box-shadow: 0 10px 40px rgba(16, 58, 42, 0.08);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.brand { font-size: 22px; font-weight: 700; }
.sub { margin: -8px 0 6px; color: var(--muted); font-size: 14px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; color: #33413a; }
input {
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 15px;
  outline: none;
}
input:focus { border-color: var(--green-2); box-shadow: 0 0 0 3px rgba(28, 85, 64, 0.12); }
button {
  margin-top: 6px;
  padding: 12px;
  border: 0;
  border-radius: 10px;
  background: var(--green);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}
button:hover { background: var(--green-2); }
.err { color: #b42318; font-size: 13px; background: #fdecea; padding: 8px 10px; border-radius: 8px; }