:root {
  --win-face: #c0c0c0;
  --win-light: #ffffff;
  --win-mid: #dfdfdf;
  --win-shadow: #808080;
  --win-dark: #000000;
}

* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; }
body {
  overflow: hidden;
  background: #202020;
  font-family: Gulim, 굴림, Arial, sans-serif;
}

.login-page {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-window {
  width: min(520px, 94vw);
  min-height: 310px;
  position: relative;
  background: var(--win-face);
  border: 2px solid;
  border-color: var(--win-light) #404040 #404040 var(--win-light);
  box-shadow: 3px 3px 0 #000;
}

.login-titlebar {
  height: 34px;
  margin: 2px;
  padding: 6px 10px 0;
  background: #000080;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
}

.login-form {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr);
  gap: 18px 14px;
  align-items: center;
  padding: 62px 42px 38px;
}

.login-form label {
  font-size: 24px;
  font-weight: 700;
  text-align: right;
}

#passwordInput {
  width: 100%;
  height: 48px;
  padding: 4px 10px;
  border: 2px solid;
  border-color: #404040 var(--win-light) var(--win-light) #404040;
  outline: none;
  background: #fff;
  font-family: Consolas, monospace;
  font-size: 27px;
}

#passwordInput:focus { outline: 2px solid #000080; outline-offset: 1px; }

.login-message {
  grid-column: 1 / -1;
  min-height: 26px;
  color: #a00000;
  font-size: 17px;
  font-weight: 700;
  text-align: center;
}

.login-button {
  grid-column: 1 / -1;
  justify-self: center;
  width: 190px;
  height: 54px;
  border: 2px solid;
  border-color: var(--win-light) var(--win-shadow) var(--win-shadow) var(--win-light);
  box-shadow: inset 1px 1px 0 var(--win-mid), inset -1px -1px 0 #404040;
  background: var(--win-face);
  color: #000;
  font-family: inherit;
  font-size: 27px;
  font-weight: 700;
}

.login-button:active:not(:disabled) {
  border-color: var(--win-shadow) var(--win-light) var(--win-light) var(--win-shadow);
  box-shadow: inset 1px 1px 0 #404040, inset -1px -1px 0 var(--win-mid);
}

.login-button:disabled { color: #666; }

@media (max-width: 560px) {
  .login-form {
    grid-template-columns: 1fr;
    padding: 46px 28px 30px;
  }
  .login-form label { text-align: left; }
}