:root {
  color: #17211a;
  background: #eef2ed;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body { margin: 0; min-height: 100vh; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
  background:
    linear-gradient(rgba(255,255,255,.72), rgba(255,255,255,.72)),
    repeating-linear-gradient(90deg, transparent 0 79px, #dce4dc 80px);
}

.login-card {
  width: min(100%, 430px);
  padding: 42px;
  border: 1px solid #d8dfd8;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(39, 58, 43, .12);
}

.login-mark {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  color: #fff;
  background: #58cc02;
  font-size: 25px;
  font-weight: 900;
}

.login-kicker {
  margin: 26px 0 8px;
  color: #6c786e;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
}

h1 { margin: 0; font-size: 32px; letter-spacing: -.04em; }
.login-copy { margin: 12px 0 28px; color: #68736a; line-height: 1.6; }
form { display: grid; gap: 10px; }
label { margin-top: 8px; font-size: 13px; font-weight: 750; }

input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border: 1px solid #cfd8d0;
  border-radius: 10px;
  background: #fbfcfa;
  color: #17211a;
  font: inherit;
}

input:focus { outline: 3px solid rgba(88, 204, 2, .18); border-color: #58cc02; }

button {
  height: 50px;
  margin-top: 18px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  background: #17211a;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:hover { background: #26372b; }
.login-error { margin: 0 0 16px; padding: 12px 14px; border-radius: 9px; color: #8b2929; background: #fff0ef; font-size: 13px; }

@media (max-width: 520px) {
  .login-card { padding: 30px 24px; }
}