html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
  Roboto, "Helvetica Neue", Arial, sans-serif;
  background: radial-gradient(circle at top, #1d9bf0 0, #000 55%, #000 100%);
}

.login-body {
  min-height: 100vh;
}

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

.login-card {
  width: min(420px, 100%);
  background: rgba(0,0,0,0.8);
  border-radius: 20px;
  padding: 24px 22px 20px;
  color: #e7e9ea;
  box-shadow: 0 24px 70px rgba(0,0,0,0.7);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(18px);
}

.login-title {
  margin: 0 0 8px;
  font-size: 22px;
}

.login-tip {
  margin: 0 0 18px;
  font-size: 13px;
  color: #8b98a5;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field label {
  display: block;
  font-size: 13px;
  margin-bottom: 4px;
}

.field input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #3b3f45;
  background: #050608;
  color: #e7e9ea;
  outline: none;
  font-size: 14px;
}

.field input::placeholder {
  color: #6e767d;
}

.field input:focus {
  border-color: #1d9bf0;
  box-shadow: 0 0 0 1px rgba(29,155,240,0.4);
}

.error {
  min-height: 1.2em;
  margin: 0;
  font-size: 13px;
  color: #ff7b7b;
}

.btn-login {
  margin-top: 4px;
  width: 100%;
  padding: 10px 0;
  border-radius: 999px;
  border: none;
  background: #1d9bf0;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.btn-login:hover {
  background: #1a8cd8;
}

.login-footer {
  margin-top: 14px;
  font-size: 12px;
  color: #6e767d;
  text-align: center;
}