/* 기본 설정 */
body {
  margin: 0;
  padding: 0;
  background-color: #ffffff;
  font-family: 'Pretendard', 'Noto Sans KR', sans-serif;
}

/* 전체 컨테이너 */
.login-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  text-align: center;
  padding: 1.5em;
  box-sizing: border-box;
}

/* 로고 영역 */
.logo-section {
  margin-bottom: 2em;
}

.logo-img {
  width: 60%;
  max-width: 260px;
  height: auto;
}

/* 문구 스타일 */
.slogan {
  font-size: 1.1rem;
  font-weight: 600;
  color: #222;
  line-height: 1.5;
  margin-top: 1em;
}

.branch {
  font-size: 1rem;
  font-weight: 500;
  color: #2c3e50;
  margin-top: 0.5em;
}

/* 카카오 로그인 버튼 */
.kakao-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #FEE500;
  border-radius: 10px;
  padding: 0.9em 1.5em;
  font-weight: 700;
  color: #3A1D1D;
  text-decoration: none;
  width: 80%;
  max-width: 320px;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kakao-btn:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.kakao-btn img {
  width: 24px;
  height: 24px;
  margin-right: 8px;
}

/* 반응형 최적화 */
@media (max-width: 480px) {
  .logo-img {
    width: 70%;
    max-width: 220px;
  }

  .slogan {
    font-size: 1rem;
  }

  .branch {
    font-size: 0.95rem;
  }

  .kakao-btn {
    font-size: 0.95rem;
    padding: 0.8em 1.2em;
  }
}

@media (min-width: 768px) {
  .logo-img {
    width: 50%;
  }
  .slogan {
    font-size: 1.2rem;
  }
}