html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
}

.form-signin {
  max-width: 330px;
  padding: 1rem;
}

.form-signin .form-floating:focus-within {
  z-index: 2;
}

.form-signin input[type="email"] {
  margin-bottom: -1px;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
}

.form-signin input[type="password"] {
  margin-bottom: 10px;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

/* 구글 로그인 버튼 스타일 */
.btn-google {
  background-color: #fff;
  border: 1px solid #dadce0;
  color: #3c4043;
  font-weight: 500;
  transition: all 0.2s ease-in-out;
  font-size: 1.2rem;
  min-width: 400px;
  max-width: 500px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-google:hover {
  background-color: #f8f9fa;
  border-color: #dadce0;
  color: #3c4043;
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
  transform: translateY(-2px);
}

.btn-google:active {
  background-color: #f1f3f4;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transform: translateY(0);
}

/* 로그인 컨테이너 스타일 */
.login-container {
  min-height: 100vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 2rem;
  margin: 0;
  box-sizing: border-box;
}

/* 로고 스타일 - 버튼 폭과 맞춤 */
.logo-square {
  width: 400px;
  max-width: 500px;
  height: auto;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
  margin-bottom: 2rem;
}

.logo-square:hover {
  transform: scale(1.05);
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.3));
}

/* 안내 메시지 스타일 */
.info-text {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  margin-top: 1.5rem;
  font-weight: 400;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.info-text a {
  color: #fff;
  text-decoration: underline;
  font-weight: 500;
}

.info-text a:hover {
  color: #f8f9fa;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
  .logo-square {
    width: 300px;
  }
  
  .btn-google {
    min-width: 300px;
    font-size: 1.1rem;
    padding: 0.75rem 1rem;
  }
}

@media (max-width: 576px) {
  .logo-square {
    width: 250px;
  }
  
  .btn-google {
    min-width: 250px;
    font-size: 1rem;
    padding: 0.75rem 1rem;
  }
}

/* 데스크톱에서 더 큰 화면을 위한 스타일 */
@media (min-width: 1200px) {
  .logo-square {
    width: 450px;
  }
  
  .btn-google {
    min-width: 450px;
  }
}