* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Noto Sans KR', sans-serif;
}

body {
  min-height: 100vh;
  background: #21292c;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #e5e5e5;
}

.wrap {
  width: 100%;
  max-width: 360px;
  padding: 20px;
}

h1 {
  text-align: center;
  margin-bottom: 32px;
  font-size: 1.6rem;
  font-weight: 600;
}

label {
  display: block;
  margin-bottom: 18px;
  font-size: 0.9rem;
  color: #cfd8dc;
}

input[type='text'],
input[type='password'] {
  width: 100%;
  margin-top: 6px;
  padding: 12px 14px;
  background: transparent;
  border: 1px solid #3a4448;
  border-radius: 4px;
  color: #fff;
  font-size: 16px;
}

input::placeholder {
  color: #8fa1a8;
}

input:focus {
  outline: none;
  border-color: #2196f3;
}

button {
  width: 100%;
  margin-top: 12px;
  padding: 14px;
  background: #1e88e5;
  border: none;
  border-radius: 4px;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
}

button:hover {
  background: #1565c0;
}

.message {
  margin-top: -8px;
  margin-bottom: 12px;
  font-size: 0.85rem;
  color: #ff6b6b;
  display: none;
}

.label-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.input-wrap {
  position: relative;
  margin-bottom: 18px;
}

.input-wrap i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%) translateY(1px);
  color: #8fa1a8;
  font-size: 1.4rem;
  pointer-events: none;
}

.input-wrap input {
  padding-left: 44px;
}

.title-icon {
  text-align: center;
  margin-bottom: 16px;
  color: #1e88e5;
}

.title-icon i {
  font-size: 6rem;
}

.info-msg {
  margin-top: 16px;
  font-size: 0.85rem;
  color: #cfd8dc;
  text-align: center;
}

@media (max-width: 480px) {
  body {
    align-items: flex-start;
    padding-top: 40px;
  }

  h1 {
    font-size: 1.4rem;
  }
}