/* 登录页面特定样式 */
.login-card {
  max-width: 450px;
  width: 90%;
  margin: 2rem auto;
  padding: 1.5rem 1.5rem;
  text-align: center;
  animation: fadeIn 0.5s var(--easing-bounce) forwards;
  border: 1px solid var(--primary);
  box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.3);
  position: relative;
  z-index: 10;
  background: var(--bg-main);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 10px;
}

.login-card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 14px;
  z-index: -1;
  opacity: 0.2;
  filter: blur(8px);
}

.card-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: var(--primary);
  text-align: center;
  letter-spacing: 0.5px;
}

.login-description {
  margin-bottom: 1.2rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.4;
  letter-spacing: 0.3px;
}

.login-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.form-group {
  width: 100%;
  margin-bottom: 1rem;
  display: flex;
  justify-content: center;
}

/* 密码输入框容器 */
.password-field {
  position: relative;
  width: 100%;
  max-width: 280px;
  display: flex;
  align-items: center;
}

/* 密码可见性切换按钮 */
.toggle-password {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  font-size: 1rem;
  opacity: 0.7;
  transition: all 0.2s ease;
}

.toggle-password:hover {
  opacity: 1;
  color: var(--primary);
}

.toggle-password:focus {
  outline: none;
  color: var(--primary);
}



.cyber-input {
  width: 100%;
  max-width: 280px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.9rem;
  padding: 0.3rem 0.7rem;
  padding-right: 2.2rem; /* 为密码可见性切换按钮留出空间 */
  height: 40px;
  line-height: 1.2;
  transition: all 0.3s;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
  margin: 0 auto;
}

.cyber-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(var(--primary-rgb), 0.3);
  outline: none;
  transform: translateY(-2px);
}

.submit-btn {
  min-width: 140px;
  font-size: 1rem;
  padding: 0 1.2rem;
  height: 40px;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Orbitron', sans-serif;
  font-weight: 500;
  box-shadow: 0 2px 6px rgba(var(--primary-rgb), 0.3);
}

.submit-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: all 0.5s ease;
}

.submit-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 7px 14px rgba(var(--primary-rgb), 0.4);
}

.submit-btn:hover::before {
  left: 100%;
}

.submit-btn:active {
  transform: translateY(-1px);
}

.submit-btn i {
  font-size: 1rem;
  transition: transform 0.3s ease;
}

.submit-btn:hover i {
  transform: translateX(5px);
}

.error-message {
  background-color: var(--error-bg);
  color: var(--error-text);
  padding: 0.8rem 1rem;
  border-radius: 6px;
  margin-bottom: 1.5rem;
  border: 1px solid var(--error-border);
  text-align: center;
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
  20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* 响应式调整 */
@media (max-width: 640px) {
  .login-card {
    padding: 1.2rem 1rem;
    max-width: 90%;
  }

  .card-title {
    font-size: 1.2rem;
  }

  .login-description {
    font-size: 0.85rem;
    margin-bottom: 1rem;
  }

  .cyber-input {
    max-width: 240px;
    font-size: 0.85rem;
  }

  .submit-btn {
    min-width: 100px;
    font-size: 0.85rem;
  }

  .form-group {
    margin-bottom: 0.8rem;
  }
}