:root {
  color: #151515;
  background: #f4f5f7;
  font-family: Inter, Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

.auth-shell {
  display: grid;
  min-height: 100vh;
  padding: 24px;
  place-items: center;
}

.auth-card {
  width: min(100%, 420px);
  padding: 36px;
  border: 1px solid #dedfe3;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 18px 50px rgb(15 23 42 / 8%);
}

.auth-eyebrow {
  margin: 0 0 10px;
  color: #596171;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

h1 {
  margin: 0;
  font-size: 28px;
}

.auth-description {
  margin: 12px 0 28px;
  color: #5c6472;
  line-height: 1.6;
}

.auth-error {
  padding: 12px 14px;
  border-radius: 10px;
  color: #a11b1b;
  background: #fff0f0;
  font-size: 14px;
}

form,
label {
  display: grid;
}

form {
  gap: 12px;
}

label {
  font-size: 14px;
  font-weight: 650;
}

input,
button {
  width: 100%;
  min-height: 46px;
  border-radius: 10px;
  font: inherit;
}

input {
  padding: 0 14px;
  border: 1px solid #cfd2d8;
}

input:focus {
  border-color: #305bd6;
  outline: 3px solid rgb(48 91 214 / 15%);
}

button {
  margin-top: 4px;
  border: 0;
  color: #fff;
  background: #1f2937;
  cursor: pointer;
  font-weight: 700;
}

button:hover {
  background: #111827;
}

@media (max-width: 520px) {
  .auth-card {
    padding: 28px 22px;
  }
}