.login-section {
  min-height: calc(100vh - 75px);
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  background: #fff;
}

.login-visual {
  min-height: calc(100vh - 75px);
  overflow: hidden;
  background: #eef8ff;
}

.login-visual img {
  width: 100%;
  height: 100%;
  min-height: calc(100vh - 75px);
  object-fit: cover;
  display: block;
}

.login-area {
  min-height: calc(100vh - 75px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 46px 64px;
  background:
    radial-gradient(circle at 78% 18%, rgba(49,130,246,.09), transparent 34%),
    radial-gradient(circle at 15% 88%, rgba(49,130,246,.06), transparent 30%),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.login-box {
  width: 100%;
  max-width: 480px;
  padding: 34px 38px 30px;
  border: 1px solid #eef1f4;
  border-radius: 28px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 24px 70px rgba(15,23,42,.08);
  text-align: left;
}

.login-box h1 {
  font-size: 38px;
  font-weight: 900;
  letter-spacing: -1.5px;
  margin-bottom: 10px;
  line-height: 1.18;
}

.login-box p {
  font-size: 16px;
  color: var(--gray);
  margin-bottom: 22px;
}

.kakao-login-btn {
  display: block;
  width: 100%;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: transform .2s ease, filter .2s ease;
}

.kakao-login-btn:hover {
  transform: translateY(-2px);
  filter: brightness(.98);
}

.kakao-login-btn img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.login-sub {
  margin-top: 22px;
  text-align: center;
  font-size: 14px;
  color: var(--gray-2);
}

.login-sub a {
  color: var(--black);
  font-weight: 800;
  text-decoration: none;
}

.login-safe {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #eef1f4;
  font-size: 13px;
  line-height: 1.6;
  color: #8b95a1;
  text-align: center;
}

@media (max-width: 768px) {
  .login-section {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .login-visual {
    min-height: 150px;
    height: 150px;
  }

  .login-visual img {
    min-height: 150px;
    height: 150px;
    object-fit: cover;
    object-position: center center;
  }

  .login-area {
    min-height: auto;
    padding: 42px 20px 70px;
  }

  .login-box {
    max-width: 100%;
    padding: 34px 24px 30px;
    border-radius: 24px;
  }

  .login-box h1 {
    font-size: 32px;
  }

  .login-box p {
    font-size: 15px;
    margin-bottom: 24px;
  }
}

@media (max-width: 430px) {
  .login-visual {
    min-height: 125px;
    height: 125px;
  }

  .login-visual img {
    min-height: 125px;
    height: 125px;
    object-fit: cover;
    object-position: center center;
  }

  .login-area {
    padding: 34px 18px 60px;
  }

  .login-box {
    padding: 30px 20px 26px;
  }

  .login-box h1 {
    font-size: 29px;
  }

  .login-box p {
    font-size: 14px;
    margin-bottom: 22px;
  }

  .login-safe {
    font-size: 12px;
  }
}