.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background-color: var(--bg-color);
}

.login-box {
  background-color: var(--card-bg);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: var(--shadow);
  max-width: 450px;
  width: 100%;
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
  position: relative;
}

.back-link {
  position: absolute;
  top: -1.5rem;
  left: 0;
  font-size: 0.85rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.login-logo {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.login-subtitle {
  font-size: 0.9rem;
  color: var(--label-color);
}

.login-form .form-group {
  margin-bottom: 1.2rem;
}

.login-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-color);
}

.login-form input[type="email"],
.login-form input[type="password"] {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--input-bg);
  color: var(--text-color);
  font-size: 0.95rem;
  outline: none;
}

.login-form input:focus {
  border-color: var(--primary-color);
}

.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--label-color);
  cursor: pointer;
}

.forgot-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.login-submit-btn {
  width: 100%;
  padding: 1rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.2s;
}

.login-submit-btn:hover {
  opacity: 0.9;
}

.social-login {
  margin-top: 2rem;
  text-align: center;
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
}

.social-login p {
  font-size: 0.8rem;
  color: var(--label-color);
  margin-bottom: 1rem;
}

.social-btns {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.social-btn {
  width: 100%;
  padding: 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--card-bg);
  color: var(--text-color);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s;
}

.social-btn.google:hover {
  background-color: rgba(0,0,0,0.05);
}

.social-btn.kakao {
  background-color: #FEE500;
  color: #000;
  border: none;
}

.login-footer {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--label-color);
}

.signup-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 700;
  margin-left: 0.5rem;
}