/* 登录页面样式 */
.login-body {
    background: linear-gradient(135deg, #1E40AF 0%, #3B82F6 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 0 20px;
}

.login-box {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-title {
    font-size: 24px;
    font-weight: 700;
    color: #1E40AF;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.login-title i {
    font-size: 28px;
}

.login-subtitle {
    font-size: 14px;
    color: #666;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form .form-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: #333;
}

.login-form .form-label i {
    font-size: 16px;
    color: #1E40AF;
}

.login-form .form-input {
    height: 44px;
    font-size: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.login-form .form-input:focus {
    border-color: #3B82F6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

.login-form .btn-primary {
    height: 44px;
    font-size: 16px;
    font-weight: 600;
    background-color: #1E40AF;
    border-color: #1E40AF;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.login-form .btn-primary:hover {
    background-color: #1E3A8A;
    border-color: #1E3A8A;
}

.login-form .btn-primary:active {
    background-color: #1E3A8A;
    border-color: #1E3A8A;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .login-box {
        padding: 30px 20px;
    }
    
    .login-title {
        font-size: 20px;
    }
    
    .login-title i {
        font-size: 24px;
    }
    
    .login-subtitle {
        font-size: 13px;
    }
}

/* 加载动画 */
.login-btn-loading {
    position: relative;
    pointer-events: none;
}

.login-btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}